[Problem] To provide a technique for allowing the output of a stepping motor to be used effectively by means of a compact configuration. [Solution] A drive control device 30 according to the present embodiment performs drive control for a stepping motor 12 that is a drive source for an electrically operated device, the drive control device 30 comprising: a storage unit that stores discrimination data for distinguishing the range within which the stepping motor 12 can rotate into a high-load rotation range determined in advance and a low-load rotation range determined in advance; and a drive switching unit 45 that switches the mode of the drive control for the stepping motor 12 on the basis of the rotation position of the stepping motor 12 and the discrimination data such that the output torque of the stepping motor 12 is higher in the high-load rotation range than in the low-load rotation range.
[Problem] To provide a technique for reducing the number of components when a plurality of stepping motors are used. [Solution] This armature device comprises: a plurality of armature packages in which an armature fitted to the outside of a rotor case of a stepping motor is covered with a resin member; a resin-made shared base to which the plurality of armature packages are fixed in common; a connector part having one hood part integrally formed with the shared base and a plurality of connector terminals that are at least partially received in the hood part; and a relay circuit that is covered with both or one of the shared base and the resin member of the armature package and connects the plurality of connector terminals and each of the armatures.
[Problem] To develop a technology for shortening the time for initialization processing in comparison to a conventional control device. [Solution] A control device of the present embodiment is configured to perform: initialization processing for setting a current position of a movable part of a flow rate control valve to an origin position, after the movable part is disposed at one end of a movable range and stoppers are pressed against each other; position control processing for acquiring information on a target position using the origin position as a reference, and performing position control so that the movable part moves from the current position to the target position; backup processing for storing the current position and the target position, which is a movement destination of the movable part from the current position, in a nonvolatile storage part; and special position control processing, which is included in the initialization processing, for performing position control so that the movable part moves using, among two storage positions consisting of the current position and the target position stored in the nonvolatile storage part, the storage position on a side far from the origin position as a starting point, and using the origin position or a virtual position farther from the storage position than the origin position as an end point.
F16K 31/04 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un moteur
A mobile terminal configured to move together with a cargo, to acquire position data from a GPS module, and to wirelessly transmit position information based on the position data to a communication network via a wireless base station includes a communication control apparatus configured to prohibit the wireless transmission in a case where any one of a plurality of wireless transmission prohibition conditions is satisfied. The plurality of wireless transmission prohibition conditions includes a first wireless transmission prohibition condition that a current position based on the position data is a wireless transmission prohibited area and a second wireless transmission prohibition condition that a reference signal received power (RSRP) of a signal transmitted from the wireless base station is smaller than a preset reference value. The communication control apparatus is configured to determine whether the second prohibition condition is satisfied on condition that the first prohibition condition is not satisfied.
H04M 1/72463 - Interfaces utilisateur spécialement adaptées aux téléphones sans fil ou mobiles avec des moyens permettant d’adapter la fonctionnalité du dispositif dans des circonstances spécifiques pour limiter la fonctionnalité du dispositif
H04M 1/72454 - Interfaces utilisateur spécialement adaptées aux téléphones sans fil ou mobiles avec des moyens permettant d’adapter la fonctionnalité du dispositif dans des circonstances spécifiques en tenant compte des contraintes imposées par le contexte ou par l’environnement
H04M 1/72457 - Interfaces utilisateur spécialement adaptées aux téléphones sans fil ou mobiles avec des moyens permettant d’adapter la fonctionnalité du dispositif dans des circonstances spécifiques en s’appuyant sur la localisation géographique
H04W 4/02 - Services utilisant des informations de localisation
H04W 4/029 - Services de gestion ou de suivi basés sur la localisation
5.
POSITION ESTIMATION DEVICE, CARGO MANAGEMENT DEVICE, AND CARGO MONITORING SYSTEM
A position estimation device configured to update and output current position data using GPS position data sequentially input from a GPS module includes: a first data update unit configured to compare the current position data with the GPS position data newly acquired, to determine whether there is a change therebetween beyond a variation range of the GPS position data, and to update the current position data with that GPS position data upon determining that there is a change beyond predetermined variation range; and a second data update unit configured to acquire a detection result from a movement detection sensor configured to detect presence or absence of a movement including vibration of the position estimation device, to determine whether a movement of the position estimation device has been detected, and to update the current position data with the GPS position data newly acquired upon determining that the movement has been detected.
G01S 19/45 - Détermination de position en combinant les mesures des signaux provenant du système de positionnement satellitaire à radiophares avec une mesure supplémentaire
G01S 19/14 - Récepteurs spécialement adaptés pour des applications spécifiques
6.
CONTROL DEVICE, VALVE DEVICE, PROGRAM, STORAGE MEDIUM FOR STORING PROGRAM, AND CONTROL METHOD
[Problem] To develop a technique for reducing a sound that is the sound at the time of origin setting processing and has been often recognized as noise. [Solution] A control device according to the present embodiment is configured to perform: origin setting processing for setting the origin position of a motor by controlling the motor so that a movable part of an electric device using the motor as a drive source is further pressed in the state of abutting on a stopper; and position control processing for controlling the rotation position of the motor with respect to the origin position. The control device is provided with a current setting unit configured to change a drive current so that the drive current to the motor in the origin setting processing becomes smaller than the drive current to the motor in the position control processing.
H02P 23/04 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par un procédé de commande autre que la commande par vecteur spécialement adaptés pour amortir les oscillations des moteurs, p. ex. pour la réduction du pompage
H02P 29/40 - Régulation ou commande de la quantité de courant consommé ou fourni par le moteur pour commander la charge mécanique
7.
CONTROL DEVICE, VALVE DEVICE, AIR CONDITIONING SYSTEM, PROGRAM, STORAGE MEDIUM FOR STORING PROGRAM, AND DETERIORATION INSPECTION METHOD
[Problem] Development of a technology enabling easy inspection of a flow control valve deterioration state is sought. [Solution] A control device according to the present embodiment is configured so as to perform position control of a motor and thereby perform flow control by means of a flow control valve which uses the motor as a drive source. The control device comprises: an inspection preparation unit configured so as to set the motor to be in an inspection preparation state in which a rotor is stopped at a preset rotation position for inspection; and a deterioration inspection unit configured so as to inspect the deterioration of the flow control valve according to whether the rotor operates when a driving current for inspection, which is preset to be a smaller value than a driving current applied to the motor during the flow control, is applied to the motor in the inspection preparation state.
F16K 31/04 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un moteur
F16K 51/00 - Autres détails non particuliers aux types de soupapes ou clapets ou autres appareils d'obturation
8.
WHEEL POSITION IDENTIFYING DEVICE, WHEEL POSITION IDENTIFYING SYSTEM, AND WHEEL POSITION IDENTIFYING METHOD
A vehicle includes a front wheel assembly and a rear wheel assembly having different outer diameters. A wheel position identifying device includes a reception circuit and processing circuitry. The reception circuit is configured to receive a first transmission signal and a second transmission signal. The first transmission signal is transmitted from a transmitter attached to the front wheel assembly at a specific rotational position of the front wheel assembly. The second transmission signal is transmitted from a transmitter attached to the rear wheel assembly at a specific rotational position of the rear wheel assembly. The processing circuitry is configured to determine whether each of the transmitters is attached to the front wheel assembly or the rear wheel assembly based on a reception interval of the first transmission signal and a reception interval of the second transmission signal.
G01S 5/02 - Localisation par coordination de plusieurs déterminations de direction ou de ligne de positionLocalisation par coordination de plusieurs déterminations de distance utilisant les ondes radioélectriques
B60C 23/04 - Dispositifs avertisseurs actionnés par la pression du pneumatique montés sur la roue ou le pneumatique
Electric equipment includes: a command input unit to which a switching command is input contactlessly from an outside; and a mode switcher to switch an electric circuit between a normal operation mode and a sleep mode in response to the switching command. The normal operation mode includes the normal operation mode in an unlocked state and the normal operation mode in a locked state in which switching to the sleep mode is prohibited. The switching command includes: a first switching command for switching to the sleep mode, a second switching command for switching to the normal operation mode in the unlocked state, and a third switching command for switching to the normal operation mode in the locked state, having a longer input time than the second switching command. The switching command uses magnetism, light, or a sound wave as a carrier. The command input unit includes a carrier detection sensor.
A water-drinking state identification device includes: a change rate computing unit configured to compute a temperature change rate that is a change amount per unit time of an intragastric temperature measured by a temperature sensor disposed in a stomach of an animal; a first timing identification unit configured to identify, as a first timing, a timing at which the temperature change rate exceeds a first prescribed change amount and becomes negative; a second timing identification unit configured to identify, as a second timing, a timing at which the intragastric temperature is equal to or higher than a prescribed temperature and an absolute value of the temperature change rate falls within a second prescribed change amount after the first timing; and a water-drinking value computing unit configured to compute a water-drinking value that is a substitute value for an amount of water drunk between the first timing and the second timing.
[Problem] To improve estrus sign detection accuracy. [Solution] An estrus sign detection system 100 according to an embodiment of the present invention is attached to an animal exhibiting, for approximately constant multiple days, a heightened estrous period, during which estrous signs are likely to occur, the heightened estrous period repeated at intervals separated by constant multiple days of a reduced estrous period, during which estrous signs are less likely to occur. The estrus sign detection system 100 comprises: a physical quantity detection device for detecting a physical quantity that changes when an estrus sign is exhibited; and an estrus determination unit 54 for determining the presence or absence of an estrous sign on the basis of whether the detection result of the physical quantity detection device satisfies different estrus determination conditions according to whether the animal is in the heightened estrous period.
A matching circuit (31) comprises: a first parallel resonance circuit (32); a second parallel resonance circuit (36); a first matching unit (35); and a second matching unit (39). The resonance frequency of the first parallel resonance circuit (32) is a first frequency. The resonance frequency of the second parallel resonance circuit (36) is a second frequency. The first matching unit (35) is connected in series to the first parallel resonance circuit (32). The second matching unit (39) is connected in series to the second parallel resonance circuit (36). The first parallel resonance circuit (32) and the second parallel resonance circuit (36) are connected in parallel to each other, and are connected in series to a transmission antenna (27).
H04B 1/00 - Détails des systèmes de transmission, non couverts par l'un des groupes Détails des systèmes de transmission non caractérisés par le milieu utilisé pour la transmission
A container includes: a pair of container elements to be mated to constitute the container; and a hinge connecting the pair of container elements with mating surfaces of the pair of container elements pointing unidirectionally, wherein at least a part of the hinge is pulled when the pair of container elements are mated, the hinge has a V-shaped groove including a pair of inner surfaces, and a thickness gradually decreasing toward a bottom of the V-shaped groove, the bottom of the V-shaped groove is pulled when the pair of container elements are mated, the hinge has two of the V-shaped grooves, the hinge includes a protrusion located between the two V-shaped grooves, the protrusion has a vertex located lower than the mating surfaces, and of the four inner surfaces of the two V-shaped grooves, two inner surfaces farthest from each other are partially brought into contact with each other.
B65D 75/22 - Objets ou matériaux entièrement enveloppés dans des feuilles simples ou des flans enveloppants dans des feuilles ou des flans repliés autour du contenu, et avec leurs bords libres opposés réunis, p. ex. par adhésifs à pression, par pliage, thermosoudage ou soudage la feuille ou le flan étant renfoncés pour épouser la forme du contenu
15.
METERING VALVE, HIGH-PRESSURE CONTAINER, AND ASTHMA TREATMENT DEVICE
A metering valve includes: a high-pressure partition wall to isolate a storage region from an atmospheric pressure space; an internal partition wall arranged inside the high-pressure partition wall and forming a metering chamber partitioned from the storage region; a stem linearly movably supported and biased to be positioned at an origin position; a first seal hole penetrating the high-pressure partition wall to extend over the atmospheric pressure space and the metering chamber with a first seal portion linearly movably supporting a first intermediate portion; a second seal hole penetrating the internal partition wall to extend over the metering chamber and the storage region with a second seal portion linearly movably supporting a second intermediate portion; and a starting-end-side stem internal flow path formed inside the stem and extending from a starting end of the stem to the second intermediate portion, the starting end being always positioned in the storage region.
An air pressure adjusting device includes a supplying device and a reception circuit configured to receive a detection signal that includes information indicating an air pressure of a tire. The supplying device includes a piston that supplies air to the tire by being moved by rotation of the tire. The air pressure adjusting device includes a switching unit and a controller. The switching unit is configured to be switched between a first state, in which the switching unit allows movement of the piston, and a second state, in which the switching unit prohibits movement of the piston. The controller is configured to control the switching unit. The controller is configured to obtain the information indicating the air pressure of the tire from the detection signal received by the reception circuit, switch the switching unit to the second state when the air pressure of the tire is greater than or equal to a threshold, and switch the switching unit to the first state when the air pressure of the tire is less than the threshold.
B60C 23/04 - Dispositifs avertisseurs actionnés par la pression du pneumatique montés sur la roue ou le pneumatique
B60C 23/00 - Dispositifs pour mesurer, signaler, commander ou distribuer la pression ou la température des pneumatiques, spécialement adaptés pour être montés sur des véhiculesAgencement sur les véhicules des dispositifs de gonflage des pneumatiques, p. ex. des pompes ou des réservoirsAménagements pour refroidir les pneumatiques
B60C 23/12 - Agencement de pompes de gonflage montées sur les véhicules actionnées par une roue qui tourne
17.
WHEEL POSITION IDENTIFYING SYSTEM, WHEEL POSITION IDENTIFYING DEVICE, AND WHEEL POSITION IDENTIFYING METHOD
A wheel position identifying system includes a receiver and transmitters, which are respectively provided in two wheel assemblies of a wheel assembly set. When each transmitter detects that it is located at a specific position, the transmitters transmit a wireless signal including an ID code. Receiver processing circuitry of the receiver obtains information indicating a rotation angle of the wheel assembly set from a rotation angle detecting unit of a vehicle, while associating the information with the ID code each time receiving the wireless signal from the transmitters. Based on a phase difference between rotation angles associated with different ID codes, the receiver processing circuitry identifies whether each of the transmitters is provided in a right wheel assembly or a left wheel assembly.
A tire valve includes: a valve stem passed through a valve mount hole of a rim and screwed with a nut, a retaining part extending sideways from a proximal end of the valve stem, an electronic device having a connection part that fits onto an outer side of the retaining part, a support ring set on the valve stem, the support ring and a portion of the connection part being sandwiched between the retaining part and an opening edge of the valve mount hole by fastening the nut, and an interference avoidance part formed by cutting off part of an outer circumferential surface of the support ring. The support ring and electronic device include guide parts which slide on each other by fastening the nut thereby causing the support ring and electronic device to approach to guide the support ring and electronic device toward the normal rotational position.
A wheel position identifying system includes a receiver and transmitters, which are respectively provided in two wheel assemblies of a wheel assembly set. When each transmitter detects that it is located at a specific position in a rotation direction of the wheel assembly, the transmitter transmits a wireless signal including an identification information. A wireless signal transmitted by the transmitter provided in the outer wheel assembly when the transmitter detects the specific position is defined as a first wireless signal. A wireless signal transmitted by the transmitter provided in the inner wheel assembly when the transmitter detects the specific position is defined as a second wireless signal. Receiver processing circuitry of the receiver identifies in which of the outer wheel assembly and the inner wheel assembly each transmitter is provided based on the reception intervals of the first wireless signal and the second wireless signal.
G01S 5/02 - Localisation par coordination de plusieurs déterminations de direction ou de ligne de positionLocalisation par coordination de plusieurs déterminations de distance utilisant les ondes radioélectriques
G01P 15/00 - Mesure de l'accélérationMesure de la décélérationMesure des chocs, c.-à-d. d'une variation brusque de l'accélération
A parasitic element is used in a transmitter configured to transmit data. The transmitter includes a loop antenna to which power is supplied and a housing that accommodates the loop antenna. The parasitic element is disposed to be located outside the housing. The parasitic element includes a loop portion that is a part of the parasitic element, and an extended section that is a part other than the loop portion. The loop portion is electromagnetically coupled to the loop antenna. The extended section includes a first end of the parasitic element as an open end.
An antenna unit is included in a transmitter configured to transmit data. The antenna unit includes a loop antenna and a helical parasitic element. The loop antenna is disposed within a housing of the transmitter and is supplied with power. The helical parasitic element is disposed outside the housing. The helical parasitic element is electromagnetically coupled to the loop antenna and includes two open ends.
[Problem] To provide a technology for detecting eructation produced by animals. [Solution] This eructation detection device detects eructation produced by animals, on the condition that a pressure drop amount ΔPt per unit time of an intra-stomach pressure P1 detected by a pressure sensor 21 in a stomach 10S of an animal exceeds a prescribed reference pressure drop amount V1. The eructation detection device includes: a first data table T1 that associates an expelled gas amount M1 due to eructation with a pressure reduction amount I of the intra-stomach pressure P1; and an expelled gas amount specification unit 27D that specifies the expelled gas amount M1 due to eructation on the basis of the pressure drop amount ΔPt when the eructation is detected, and the first data table T1.
[Problem] Conventional relief valves have the problem wherein resistance increases during valve opening and a valve opening operation is not stable; thus, a countermeasure therefor is required. [Solution] A relief valve 10 in the present embodiment has: a base part 11 that comprises a valve seat 11Z surrounding a valve hole 13; a valve body 35 that has an annular abutment part 35D which abuts the valve seat 11Z; a slide support mechanism 40K that includes a shaft fitting part 31 which supports the valve body 35 to be capable of linear movement in the axial direction of a shaft 40; and a sealing member 21 that is provided to one of the valve seat 11Z or the annular abutment part 35D, where the other thereof comes into contact with the sealing member 21 as a sealing contact part. In the slide support mechanism 40K, the shaft 40 is tilted relative to the shaft fitting part 31 and clearances C1, C2 are provided that allow for a state of partial abutment in which only part of the sealing contact part in the circumferential direction abuts the sealing member 21.
F16K 17/04 - Soupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage ouvrant sur excès de pression d'un côtéSoupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage fermant sur insuffisance de pression d'un côté actionnés par ressort
[Problem] To disclose a technology that makes it possible to minimize any increase in installation space for a relief valve in comparison to the prior art, and to increase the flow rate of dischargeable fluid. [Solution] A relief valve 10 of the present embodiment has a base part 11 having a valve hole 13 overlapping the opening edge of a discharge hole 92 of a container 90 and facing the discharge hole 92, a fixing part provided on the base part 11 for fixing the base part 11 to the container 90, a valve seat 11Z that is provided on the base part 11 and that surrounds the valve hole 13 at a position farther from the valve hole than the fixing part, and a valve body 35 that is disposed facing the valve hole 13 and is provided with an annular contact part 35D that moves toward and away from the valve seat 11Z.
F16K 17/02 - Soupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage ouvrant sur excès de pression d'un côtéSoupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage fermant sur insuffisance de pression d'un côté
[Problem] There exists a need to develop technology that can make it difficult for packing to separate from a conventional relief valve. [Solution] A relief valve 10 according to the present embodiment comprises: a base section 11 comprising a valve hole 13 and a valve seat sealing member 21 that surrounds the valve hole 13; a valve body 35 comprising, on an outer edge thereof, an annular contact section 35D that reciprocates while facing the valve hole 13 and that approaches and separates from the valve seat sealing member 21; an annular protruding section 18 provided to an inner edge of the base section 11, having an outer side to which the valve seat sealing member 21 is fitted, and having an inner side which forms the valve hole 13. The distal end surface of the annular protruding section 18 is flush with the inner edge section of the valve seat sealing member 21 or is located further forward in the protruding direction of the annular protruding section 18.
F16K 17/04 - Soupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage ouvrant sur excès de pression d'un côtéSoupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage fermant sur insuffisance de pression d'un côté actionnés par ressort
26.
DEVICE FOR DETECTING SIGNS OF DELIVERY, SYSTEM FOR DETECTING SIGNS OF DELIVERY, PROGRAM FOR DETECTING SIGNS OF DELIVERY, RECORDING MEDIUM, AND METHOD FOR DETECTING SIGNS OF DELIVERY
[Problem] To provide a device for detecting signs of delivery, the device preventing false detection of signs of delivery due to the device dropping out of the mother's body during delivery. [Solution] This device for detecting signs of delivery of the present disclosure has a delivery sign detector 57 for acquiring information on stomach internal pressure P1 measured by a pressure sensor 21A disposed inside the stomach 10S of an animal and detecting signs of delivery in the animal on the basis of the relative size correlation between the stomach internal pressure P1 and predetermined pressure reference values Pa, Pb, and Pc.
A vehicle (10) is provided with a front wheel (11) and a rear wheel (12) having mutually different outer diameters. A wheel position identifying device (50) is provided with: a reception circuit (55) configured to receive a first transmission signal which is transmitted from a transmitter (31) fitted to the front wheel (11) and which is transmitted at a specific rotational position of the front wheel (11), and a second transmission signal which is transmitted from a transmitter (31) fitted to the rear wheel (12) and which is transmitted at a specific rotational position of the rear wheel (12); and a specific device control device (51). The specific device control device (51) is configured to determine, from a reception interval of the first transmission signal and a reception interval of the second transmission signal, whether each transmitter (31) is fitted to the front wheel (11) or is fitted to the rear wheel (12).
A power generator includes: a stator fixed to a wheel; and a rotor disposed coaxially with the wheel and rotatably supported by the stator. The power generator generates electric power by relative rotation between the stator and the rotor, and supplies the electric power to an electric device attached to the wheel. The power generator further includes: a blade portion fixed to the rotor; a container portion that is fixed to one of the rotor and the stator and houses the blade portion; and liquid which is contained in the container portion in an amount smaller than a volume of the container portion and in which at least a part of the blade portion is immersed.
A power supply device includes: a generator including a stator which rotates with a tire wheel, and a rotor which rotates around a rotation axis of the tire wheel; an inertial component fixed to the rotor and configured to maintain a consistent attitude by an own weight of the inertial component; a circuit board fixed to the tire wheel and arranged such that a plate thickness direction is oriented parallel to the rotation axis; a rectifier circuit mounted on the circuit board and rectifies a current output from the generator to supply the current to a load; a plurality of smoothing capacitors provided in the rectifier circuit and positioned on a common imaginary circle around the rotation axis so that the plurality of smoothing capacitors as a whole has a center of gravity located in a central area of rotation.
[Problem] To provide the technology of suppressing wasteful power consumption of a mobile terminal. [Solution] The present disclosure provides a mobile terminal configured to move together with a baggage P to acquire position data from a GPS module 11 and to wirelessly transmit position information based on the position data to a communication network via wireless base stations 400, 401, the mobile terminal comprising a communication control device 20 configured to inhibit wireless transmission when any one of a plurality of wireless transmission inhibition conditions is met, the conditions including a first wireless transmission inhibition condition in which a current position based on the position data is in a wireless transmission inhibition area, and a second wireless transmission inhibition condition in which an RSRP of a signal transmitted from each of the wireless base stations 400, 401 is smaller than a preset reference value, the communication control device 20 determining whether the second wireless transmission inhibition condition is met on condition that the first wireless transmission inhibition condition is not met.
H04M 1/72448 - Interfaces utilisateur spécialement adaptées aux téléphones sans fil ou mobiles avec des moyens permettant d’adapter la fonctionnalité du dispositif dans des circonstances spécifiques
H04W 4/029 - Services de gestion ou de suivi basés sur la localisation
H04W 72/02 - Sélection de ressources sans fil par un utilisateur ou un terminal
H04W 72/54 - Critères d’affectation ou de planification des ressources sans fil sur la base de critères de qualité
[Problem] To provide electric equipment capable of suppressing the unintended switching of an operation state. [Solution] Electric equipment according to the present disclosure comprises a command input unit to which a switching command is contactlessly input from the outside, wherein an operation state of an electric circuit is switched between a normal operation mode and a sleep mode in response to the input switching command, and can also be switched to a locked normal operation mode in which switching to the sleep mode is prohibited. In addition, the input time of the switching command to the command input unit is longer when switching to the locked normal operation mode than when switching to an unlocked normal operation mode in which switching to the sleep mode is permitted.
A dividing wall mounting device includes: a main device body extending along a central axis of a through-hole; and a flexible flange protruding laterally from an intermediate position of the main device body, and when the dividing wall mounting device is inserted into the through-hole from one end side in the axial direction, the flexible flange passing through the through-hole in a first state of collapsing towards another end side in the axial direction to narrow due to contact with an opening edge of the through-hole, and when the dividing wall mounting device is pulled back in a direction opposite to the insertion, the flexible flange being press-fitted into the through-hole in a second state of collapsing towards the one end side in the axial direction to narrow due to contact with the opening edge and having an outer diameter larger than an outer diameter in the first state.
B60C 29/00 - Aménagement des valves de gonflage sur les pneumatiques ou les jantes eux-mêmesAccessoires pour valves de gonflage des pneumatiques, non prévus ailleurs
33.
RECEIVER, TRANSMITTER, AND TRANSMISSION-RECEPTION SYSTEM
A receiver receives frames transmitted by transmitters respectively attached to wheel assemblies. Each transmitter transmits three or more frames successively at different transmission intervals when a rotation angle of the associated wheel assembly agrees with a specific angle. When receiving the frames, the receiver determines the transmission ordinal numbers of the received ones of the frames from a previously stored correspondence relationship between an order of transmission and transmission intervals of the frames. The receiver derives, from the determined order of transmission of the frames, a specific point in time that is within specified time from the detection of the specific angle. Based on the rotation angle of the wheel obtained by a rotation angle detecting unit at the specific point in time, the receiver identifies the wheel assembly to which each of the transmitters is attached.
This fixing member slack detection device (31) comprises: a first attachment part (33) configured so as to rotate integrally with a first fixing member (21); a second attachment part (35) configured so as to rotate integrally with a second fixing member (22); and a coupling part (37) that couples the first attachment part (33) and the second attachment part (35). The coupling part (37) deforms due to the rotation of at least one of the first attachment part (33) and the second attachment part (35). A control device (45) determines that slack is present in the fixing members (21, 22) from a detection result of an acceleration sensor (43) provided to the coupling part (37). A transmitting circuit (48) transmits information for enabling recognition of the presence of the slack, to an actuation device (51) for actuating a warning unit (57).
The transmitter is arranged in a tire attached to a wheel and configured to transmit data to a receiver. The transmitter includes an obtaining section configured to obtain a detection result of the sensor, a generating section configured to generate the data including the detection result of the sensor, a transmitting section configured to transmit the data generated by the generating section, and an organic power generation element that is a power source of the transmitter. The organic power generation element is configured to generate power through a chemical reaction with organic matter contained in a fuel solution accommodated in the tire.
A transmitter (21) is configured so as to be mounted to each of a plurality wheels (11, 12, 13, 14) provided on a vehicle (10). The transmitter (21) comprises: sensors (22, 23); a storage medium (26) configured so as to be able to rewrite information and/or switch information; a control device (24) configured so as to generate transmission data in a format corresponding to a receiver (40) mounted in the vehicle (10); and a transmission circuit (28) configured so as to transmit the transmission data. The storage medium (26) is configured so as to store wheel position information, which is information about the positions of the wheels (11, 12, 13, 14) on which the transmitters 21 are respectively mounted. The control device (24) is configured so as to generate transmission data including fixed data indicating information about the wheel positions, an ID code, and detection data indicating the detection results of the sensors (22, 23).
[Problem] To provide a position estimation device that updates current position data by suppressing the effects of variations in GPS position data. [Solution] A position estimation device according to the present disclosure updates and outputs current position data by using some of a plurality of GPS position data input sequentially from a GPS module. The position estimation device comprises a first data updating unit that compares the current position data to newly acquired GPS position data, determines whether or not there have been changes therebetween beyond the range of variation of the GPS position data, and updates the current position data by with the GPS position data if it is determined that there have been changes beyond a certain range predetermined as the range of variation.
An air supply system includes: a telescopic pump attached to a wheel and discharging compressed air into a tire by extending and contracting; a cam member rotatably supported on the wheel and having a center of gravity eccentric to the wheel and an annular cam surface eccentric to the wheel, wherein the cam member rotating relative to the wheel as the wheel rotates, with one end part of the pump following the cam surface, causing the pump to extend and contract to supply air into the tire by a rotary power of the wheel; and a pump on/off mechanism that is activated upon receiving a pressure inside the tire, allowing the pump to operate when the pressure is at or below a reference lower limit, and stopping the pump when the pressure is at or above a reference upper limit that is larger than the reference lower limit.
B60C 23/00 - Dispositifs pour mesurer, signaler, commander ou distribuer la pression ou la température des pneumatiques, spécialement adaptés pour être montés sur des véhiculesAgencement sur les véhicules des dispositifs de gonflage des pneumatiques, p. ex. des pompes ou des réservoirsAménagements pour refroidir les pneumatiques
41.
LOOSENESS DETECTION APPARATUS AND LOOSENESS DETECTION PROGRAM
A looseness detection apparatus (50) detects looseness of a fixing member (20) provided to a rotary body (14). The fixing member (20) fixes the rotary body (14) to a fixing target object (12). The looseness detection apparatus (50) comprises a control device (52, 62) and a storage device (65). The control device (52, 62) determines whether or not, from image data obtained through imaging performed by an imaging device (57), a relative position between a first marker (31) provided to the rotary body (14) and a second marker (41) provided to the fixing member (20) has changed by a threshold value or more. The control device (52, 62) stores the relative position in the storage device (65). The control device (52, 62) determines that looseness has occurred in the fixing member (20) in a case where the relative position has changed by the threshold value or more.
[Problem] To provide a drinking water state identification device which suppresses the misdetection of a water drinking behavior of an animal more than before. [Solution] A drinking water state identification device according to the present disclosure comprises: a change speed calculation unit 54A which calculates a temperature change speed ΔV that is a change amount per unit time in a temperature F in the stomach, the change amount being measured by means of a temperature sensor 21 located inside the stomach 10S of an animal; a first timing specification unit 54B which specifies, as a first timing T1, a timing at which the temperature change speed ΔV exceeds the preset first temperature change speed V1 and becomes minus; a second timing specification unit 54C which specifies, as a second timing T2, a timing at which after the first timing T1, the temperature F inside the stomach is equal to or greater than a preset specific temperature F1 and the absolute value of the temperature change speed ΔV is settled within the preset second defined level V2 of variation; and a drinking water value calculation unit 54D which calculates, on the basis of the time from the first timing T1 to the second timing T2, a drinking water value Q that is a substitute value of the amount of the drinking water between the times.
[Problem] To improve working efficiency when administering a capsule to an animal. [Solution] A capsule-administering device 10 according to the present disclosure comprises, at a leading end of a support pipe 11 inserted through the mouth of a cow 100, a capsule holding part 20 capable of holding a capsule 90. A core material 40 inside of the support pipe 11 is moved to the leading end side by means of the operation of an operation unit 50, and thereby the capsule 90 is pushed outward and the capsule 90 is administered to the cow 100. Furthermore, the support pipe 11 comprises a bending deformation section 29 that connects a main pipe 12 and the capsule holding part 20, and that can be bendingly deformed.
A slave terminal includes: a data transmission unit that wirelessly transmits status data relating to a condition of a monitoring target to a monitoring apparatus in response to a transmission trigger at every fixed period; a reply check unit that determines whether or not an ACK signal was sent back from the monitoring apparatus in response to the status data that was transmitted; an adjustment value calculation unit that determines an adjustment period of a random length when there was no reply; a timing update unit that outputs a measurement start trigger after the adjustment period has elapsed when there was no reply, the timing update unit outputting the measurement start trigger without the adjustment period when there was a reply; and a trigger generation unit that outputs the transmission trigger after counting the fixed period in response to the measurement start trigger.
A wireless terminal includes a pressure sensor, a wireless circuit, and a case accommodating the pressure sensor and the wireless circuit in a waterproof manner, and is left inside a stomach of a livestock animal to measure pressure inside the stomach and wirelessly transmit acquired pressure data. The case includes a cylindrical case body and a lid member closing an opening of the case body. The lid member has a measurement hole extending between inside and outside of the lid member and a protection wall part located outside of the case body. The measurement hole has a pressure-receiving pressure measurement part inside for measurement of the pressure and is closed. The measurement hole includes a first linear part and a second linear part intersecting in T shape with the first linear part, and has distal ends open to an outer face of the protection wall part.
[Problem] To propose a technology with which it is easy to perform the task of attaching a tire valve so that an electronic apparatus will be arranged at a regular rotational position with respect to a tire wheel. [Solution] This tire valve 10A comprises: a valve stem 11 that is passed through a valve mounting hole 92 of a rim 91 and threads through a nut 40; a locking unit 13 jutting out to the side from a proximal end part of the valve stem 11; an electronic apparatus 50 that has a coupling unit 52A that fits onto the outside of the locking unit 13; and a support ring 30A that is passed through the valve stem 11, and as a result of the tightening of the nut 40 the support ring is supported, along with a part of the coupling unit 52A, between the locking unit 13 and an opening edge of the valve mounting hole 92. Provided between the support ring 30A and the electronic apparatus 50 are guide units (a pair of guide slopes 35 and a pair of tapered guide surfaces 57) that come into sliding contact with one another due to the approach of the support ring 30A and the electronic apparatus 50 associated with tightening of the nut 40 to guide the support ring 30A and the electronic apparatus 50 to the regular rotational position.
[Problem] There is a demand for development of a technique to easily combine container constituents. [Solution] This container 10 is integrally foam-molded with a resin in a state in which a pair of container constituents 20 to be combined to form the container are placed with respective abutment surfaces 21M facing the same side and connected via a hinge part 30, wherein at least a portion of said hinge part 30 is pulled when the pair of container constituents 20 are combined.
This non-powered element (50) is used for a transmitter (10) that is configured to transmit data. The transmitter (10) has a powered loop antenna (25) in a casing (11). The non-powered element (50) is disposed to be exterior to the casing (11). The non-powered element (50) has a loop part (53) that is a part thereof, and the non-powered element (50) also has an extension part (61) that is a part thereof other than the loop part (53). The loop part (53) is electromagnetically coupled to the loop antenna (25). The extension part (61) has a first end (51) of the non-powered element (5) as an open end.
H01Q 9/30 - Antennes résonnantes avec alimentation à l'extrémité d'un élément actif allongé, p. ex. unipôle
H01P 5/02 - Dispositifs de couplage du type guide d'ondes à coefficient de couplage invariable
H01Q 9/16 - Antennes résonnantes avec alimentation intermédiaire entre les extrémités de l'antenne, p. ex. dipôle alimenté par le centre
H01Q 19/22 - Combinaisons d'éléments actifs primaires d'antennes avec des dispositifs secondaires, p. ex. avec des dispositifs quasi optiques, pour donner à une antenne une caractéristique directionnelle désirée utilisant un dispositif secondaire constitué par un seul élément conducteur sensiblement rectiligne
This antenna unit (20) is provided to a transmitter (10) configured so as to transmit data. The antenna unit (20) includes a loop antenna (25) and a spiral-shaped passive element (50). The loop antenna (25) is disposed in a casing (11) of the transmitter (10) and is supplied with power. The spiral-shaped passive element (50) is disposed outside of the casing (11). The spiral-shaped passive element (50) is electromagnetically coupled to the loop antenna (25) and has two open ends.
A wheel position identification system (50) comprising a transmitter (51) and a receiver (71) provided to each of two wheel assemblies (32, 35) of a wheel assembly set (31). Each transmitter (51) transmits a wireless signal including identification information when the transmitter (51) detects that the location of said transmitter (51) is at a specific position in the rotation direction of the wheel assembly (32, 35). The wireless signal transmitted when the transmitter (51) provided to an outer wheel assembly (32) detects the specific position is a first wireless signal. The wireless signal transmitted when the transmitter (51) provided to an inner wheel assembly (35) detects the specific position is a second wireless signal. A receiver control device (72) of the receiver (71) identifies whether each of the transmitters (51) is provided on the outer wheel assembly (32) or the inner wheel assembly (35) from the reception interval between the first wireless signal and the second wireless signal.
A wheel (14) is fixed to an axle (11) by the threaded engagement between male and female threads at each of a plurality of fastening points around an axis (m1) of the axle (11). A wheel nut (20) or bolt (80) that generates an axial force to fix the wheel (14) to the axle (11) serves as a fixing member. A bracket (40) that is configured to be provided on the wheel (14) comprises a body (50) having a base (51) that is located on an extension of the axle (11) and an arm (52) that extends radially from the base (51) toward each of the fixing members located at the plurality of fastening points. The bracket (40) is equipped with sensors (61, 66) that detect changes in the behavior of the body (50).
A wheel position identification system (50) comprises: transmitters (51) respectively provided to two wheel-assemblies (32, 35) of a wheel assembly set (31); and a receiver (71). Each of the transmitters (51) transmits a wireless signal containing an ID code upon detecting that the transmitter (51) is positioned at a specific position. Each time a wireless signal is received from the transmitters (51), a receiver control device (72) of the receiver (71) acquires information indicating a rotation angle of the wheel assembly set (31) from a rotation angle detection unit (41) of a vehicle (10), such rotation angle associated with the ID code. The receiver control device (72) identifies, from a phase difference between rotation angles associated with ID codes that differ from each other, whether each of the transmitters (51) is disposed to the right wheel assembly (32) or the left wheel assembly (35).
A wheel fixing member loosening detection device (31) detects loosening of a wheel fixing member (14) which fixes a wheel (13) to an axle (11). The wheel fixing member loosening detection device (31) comprises: a reception antenna (37) which is arranged on the wheel (13) so as to be able to rotate integrally with the wheel (13); and a control device (32). The reception antenna (37) receives a wireless signal transmitted from a transmission antenna (27) mounted to the wheel fixing member (14). The control device (32) detects the loosening of the wheel fixing member (14) on the basis of a change in signal intensity of the wireless signal received by the reception antenna (37) caused by a change in the positional relationship between the transmission antenna (27) and the reception antenna (37).
B60B 3/16 - Fixation du disque au moyeu par boulons ou similaires
G01B 7/30 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer des angles ou des cônesDispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour tester l'alignement des axes
G01B 21/22 - Dispositions pour la mesure ou leurs détails, où la technique de mesure n'est pas couverte par les autres groupes de la présente sous-classe, est non spécifiée ou est non significative pour mesurer des angles ou des conicitésDispositions pour la mesure ou leurs détails, où la technique de mesure n'est pas couverte par les autres groupes de la présente sous-classe, est non spécifiée ou est non significative pour tester l'alignement des axes
A temperature measurement device (20) comprises a first temperature sensor (34) configured to measure an air temperature, a second temperature sensor (41) configured to measure the temperature of a ground surface (RS1), and a heat insulating layer (40) provided between the first temperature sensor (34) and the ground surface (RS1) and configured to make it so that heat from the ground surface (RS1) is less readily transmitted to the first temperature sensor (34) than to the second temperature sensor (41).
A power feeding device includes: a generator, the generator including a stator fixed to a wheel and a cylindrical rotor that rotates around a rotation axis of the wheel; an inertial member that is fixed to the cylindrical rotor and maintains a constant attitude by its own weight; a circuit board that is fixed to the stator and is mounted with a power feeding circuit to supply an output of the generator to a load; and a circuit receiving space that is provided inside the cylindrical rotor and receives a whole of the circuit board or an element that is mounted on the circuit board and protrudes from the circuit board.
H02K 21/24 - Moteurs synchrones à aimants permanentsGénératrices synchrones à aimants permanents avec des induits fixes et des aimants tournants avec des aimants disposés axialement en face des induits, p. ex. dynamos de bicyclette du type moyeu
H02K 7/18 - Association structurelle de génératrices électriques à des moteurs mécaniques d'entraînement, p. ex. à des turbines
B60C 23/04 - Dispositifs avertisseurs actionnés par la pression du pneumatique montés sur la roue ou le pneumatique
H02K 7/02 - Masses additionnelles pour augmenter l'inertie, p. ex. volants
H02M 1/42 - Circuits ou dispositions pour corriger ou ajuster le facteur de puissance dans les convertisseurs ou les onduleurs
H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p. ex. façonnées pour former des boîtes à connexions ou à bornes
A wheel-securing member falloff detection system (20) comprises a transmitter (21) integrally provided with a wheel-securing member (16) for securing a wheel (15) to an axle (12),and a receiver (31) installed in a vehicle (11). The transmitter (21) is provided with a transmitter storage unit (24) configured so as to store identification information, and a transmission circuit (25) configured so as to transmit a wireless signal including the identification information. The receiver (31) is provided with a receiver control device (32) that acquires the identification information included in the wireless signal. The receiver control device (32) is configured so as to determine that the wheel-securing member (16) has fallen off upon no longer acquiring the identification information.
A wheel fixing member-loosening detection device (31) is equipped with a transmitter (32) that is provided integrally with a wheel fixing member (20) for fixing a wheel (14) to an axle (11). The wheel fixing member-loosening detection device device (31) comprises: a battery (41) which is the electric power source for the transmitter (32); and contact elements (51, 61) that are provided to the wheel fixing member (20). The contact elements (51, 61) are configured so as to establish electrical connection between the transmitter (32) and the battery (41) when being brought into contact with the wheel (14). The contact elements (51, 61) are configured to make contact with the wheel (14) when the wheel fixing member (20) is in contact with the wheel (14), and to separate from the wheel (14) as a result of loosening of the wheel fixing member (20).
A wheel fixing member looseness detection device (31) comprises a transmitter (33) provided integrally with a wheel fixing member (20) for fixing a wheel (14) to an axle (11). The transmitter (33) is configured to transmit a wireless signal indicating that there is no looseness in the wheel fixing member (20). The wheel fixing member looseness detection device (31) comprises: a battery (41) which serves as a power source of the transmitter (33); and conductive members (81, 83, 85) that constitute a power supply line (L1) which connects the battery (41) to the transmitter (33). The conductive members (81, 83, 85) are configured so that the power supply line (L1) is cut due to the looseness of the wheel fixing member (20).
B60B 7/04 - Chapeaux de roue, couronnes ou dispositifs similaires pour orner, protéger ou cacher, entièrement ou en partie, le corps de la roue, la jante, le moyeu ou le flanc du pneumatique constitués de plusieurs parties principales
59.
RECEIVER, COMMUNICATION SYSTEM, AND RECEPTION METHOD
A receiver (30) is disposed so as to have a uniform relative position to a transmitter (20). The receiver (30) comprises: a plurality of reception antennas (41, 42) that receive wireless signals transmitted from the transmitter (20) at prescribed transmission intervals; a reception circuit (34) that obtains wireless signals via the plurality of reception antennas (41, 42); a switching circuit (35) that selectively switches the reception antenna that connects to the reception circuit (34), among the plurality of reception antennas (41, 42); and a receiver control device (31) that is configured so as to control the switching circuit (35). The receiver control device (31) is configured so as to switch the reception antenna (41, 42) that is connected to the reception circuit (34), over time.
H04B 7/08 - Systèmes de diversitéSystèmes à plusieurs antennes, c.-à-d. émission ou réception utilisant plusieurs antennes utilisant plusieurs antennes indépendantes espacées à la station de réception
60.
TEMPERATURE MEASUREMENT DEVICE AND TEMPERATURE MEASUREMENT SYSTEM
A temperature measurement device (20) that comprises: an installation body (21) configured so as to be installed on the ground (RS1); and a temperature sensor (34) configured so as to measure the temperature of the ground (RS1). The installation body (21) comprises: a base surface (22) that is in contact with the ground (RS1); and a demarcation surface (25) that demarcates a housing region (S1) that opens to the base surface (22). The temperature sensor (34) is housed in the housing region (S1). A thermally conductive material (51) that has a higher thermal conductivity than air is provided between the temperature sensor (34) and the ground (RS1).
A valve stem to be mounted to a valve mounting hole of a tire wheel includes a stem body that is pipe-shaped, contains a valve core inside, and has a proximal end to which an electrical circuit unit is fixed, and a cover member made of elastomer and covering an outer side of the stem body. The valve stem includes an engagement groove formed on an outer circumferential surface of a proximal end of the cover member to engage with an opening edge of the valve mounting hole, and a weight adjustment member having a higher specific gravity than the cover member and made of a material different from that of the stem body. The weight adjustment member is embedded in the cover member and positioned closer to a distal end of the cover member than the engagement groove.
B60C 29/00 - Aménagement des valves de gonflage sur les pneumatiques ou les jantes eux-mêmesAccessoires pour valves de gonflage des pneumatiques, non prévus ailleurs
[Problem] To facilitate assembly work. [Solution] Provided is tire valve 10, wherein: a protrusion 53T is provided on a coupling portion 52 of an electronic device 50, whereas an engagement groove 30M is provided in an annular plate 31 of a retainer washer 30; and when the electronic device 50 and the retainer washer 30 are assembled to a valve stem 11 in an orientation such that the protrusion 53T and the engagement groove 30M are engaged, an interference-avoiding portion 33 of the retainer washer 30 is located on the lower surface of a case portion 51 of the electronic device 50.
A tire valve includes a grommet fitted on an outside of a valve stem on a proximal end side, the tire valve being inserted into a valve attachment hole from a distal end side, the grommet having a proximal end portion engaging with the valve attachment hole, a stem step portion provided on an outer surface of the valve stem and increasing in diameter at the proximal end side and facing toward the distal end side, a ring provided on the grommet in a portion on the distal end side of the stem step portion and restricting axial movements of the ring relative to the grommet, and a pressed portion provided on the grommet between the stem step portion and the ring to be pressed between the stem step portion and the ring wherein the grommet receives a load applied toward the proximal end side of the valve stem.
Provided is an air pressure adjustment device comprising a supply device and a reception circuit configured to receive a detection signal including information indicating an air pressure of a tire. The supply device includes a piston which is moved by the rotation of the tire to thereby supply the air to the tire. This air pressure adjustment device comprises a switching unit configured to selectively switch between a first state for permitting the movement of the piston and a second state for inhibiting the movement of the piston and a control device configured to control the switching unit. The control device is configured to acquire the information indicating the air pressure of the tire from the detection signal received by the reception circuit to switch the switching unit to the second state when the air pressure of the tire is higher than or equal to a threshold, and to switch the state of the switching unit to the first state when the air pressure of the tire is lower than the threshold.
[Problem] To prevent fraud in which a pair of members are moved from an origin position while applying another detected part so as to prevent the detection of the movement of the pair of members from the origin position. [Solution] In a movement detection device 10 according to the present disclosure, a first unit 11 has five magnetic sensors 13, whereas a second unit 30 has three permanent magnets 32. As a result, when a double sliding window 100 is fully closed and the first unit 11 and the second unit 30 face each other, three magnetic sensors 13 detect the permanent magnets 32 and outputs a detection signal whereas two magnetic sensors 13 do not detect the permanent magnets 32 and do not output a detection signal. A control unit 14 determines whether or not the double sliding window 100 is fully closed on the basis of the combination of the magnetic sensors 13 that are detecting the permanent magnets 32 and the magnetic sensors 13 that are not detecting the permanent magnets 32.
A fastening bolt fixes a plurality of stacked plates on each of which a hydraulic integrated circuit for hydraulically controlling an automatic transmission or a continuously variable transmission is formed. The fastening bolt includes a communication passage that communicates between the hydraulic integrated circuits among the plurality of plates.
F16H 61/00 - Fonctions internes aux unités de commande pour changements de vitesse ou pour mécanismes d'inversion des transmissions transmettant un mouvement rotatif
F16H 61/02 - Fonctions internes aux unités de commande pour changements de vitesse ou pour mécanismes d'inversion des transmissions transmettant un mouvement rotatif caractérisées par les signaux utilisés
An in-tire electric device having a bracket and an electric circuit unit detachably held by the bracket includes: an engagement protrusion and an engagement hole provided on the electric circuit unit and the bracket to engage with each other to restrict, through a two-step operation where the electric circuit unit is moved in a first direction and then moved or rotated in a second direction intersecting the first direction, all movements and rotations except for a reverse of the second direction; a retainer mounted on the bracket from a direction intersecting the second direction and facing the electric circuit unit in the second direction to restrict the electric circuit unit from moving in the second direction; and retainer locking portions formed on the bracket and the retainer and engage with each other by elastic deformation of one of the retainer locking portions to lock the retainer to the bracket.
[Problem] To provide a technique for improving the durability of a power supply device attached to a rotating body. [Solution] The power supply device 10A according to the present embodiment comprises a power generator 30, wherein a stator 33 rotates integrally with a tire wheel 11 and a rotor 32 rotates on the rotating shaft J1 of the tire wheel 11. The rotor 32 is fixed with an inertia member 40 for maintaining a constant posture by the weight thereof and also is fixed with a circuit board 50 on which a power supply circuit 60 for providing the output of the power generator 30 to a load is mounted.
H02K 21/24 - Moteurs synchrones à aimants permanentsGénératrices synchrones à aimants permanents avec des induits fixes et des aimants tournants avec des aimants disposés axialement en face des induits, p. ex. dynamos de bicyclette du type moyeu
A transmitter is configured to be attached to each of wheel assemblies in a vehicle and execute a process in accordance with a command included in a trigger signal. The transmitter includes a condition detecting section, a trigger receiving section which receives, as the trigger signal, an unmodulated wave having a received signal strength indication a transmitting section, and a controlling section. When the trigger receiving section receives the unmodulated wave, the controlling section causes the transmitting section to transmit the signal in response to the unmodulated wave. The controlling section is configured to execute an accumulation process to accumulate reception time of the unmodulated wave from a starting point in time, and shift into a restriction state to restrict a response to the unmodulated wave when the accumulated reception time reaches a predetermined time.
[Problem] To provide a technology for improving the durability of a circuit board to be attached to a rotating body and a device including the same. [Solution] A circuit board 50 according to the present embodiment is secured to a rotating body in a manner such that the thickness direction of said circuit board is parallel to the rotational axis of the rotating body. In addition, the circuit board 50 is mounted so as to have a plurality of elements dispersed around the rotational axis or so as to have a single element formed in a ring shape centered around the rotational axis in a manner such that the center of gravity of the circuit board 50 overall is positioned at the center of rotation.
[Problem] To provide a technique for improving the durability of a power supply device attached to a rotating body. [Solution] The power supply device 10A according to the present embodiment comprises a power generator 30, and is such that a stator 33 is fixed to a tire wheel 11, and a cylindrical rotor 32 rotates on an axis of rotation J1 of the tire wheel 11. An inertia member 40 is fixed to the cylindrical rotor 32, and a circuit board 50 on which a power supply circuit 60 is mounted is fixed to the stator 33. The entirety of the circuit board 50, or an element that is mounted on the circuit board 50 and that protrudes from the circuit board 50, is received in a circuit-receiving space 39 formed inside the cylindrical rotor 32.
H02K 21/24 - Moteurs synchrones à aimants permanentsGénératrices synchrones à aimants permanents avec des induits fixes et des aimants tournants avec des aimants disposés axialement en face des induits, p. ex. dynamos de bicyclette du type moyeu
72.
Transmitter, trigger device, ID code registration system, and ID code registration method
A transmitter is coupled to each of a plurality of wheel assemblies included in a vehicle. The transmitter is configured to function in one of a plurality of formats that are selectable by a command from a trigger device. The transmitter includes a pressure sensor configured to detect the tire pressure, a memory that stores an ID code, a transmission unit configured to transmit a signal, a controller configured to control the transmitter, and a trigger reception unit configured to receive a trigger signal including the command from the trigger device. The controller is configured so that when the trigger reception unit receives a trigger signal including a command designating a format of the transmitter, the controller has the transmitter function in the designated format and has the transmission unit transmit the signal including the ID code to register the ID code to an in-vehicle receiver.
A flow control valve in which a needle-shaped valve element is fitted into a valve hole provided in a partition wall partitioning a flow path at an intermediate portion, and the valve element moves in an axial direction of the valve element to control a flow rate of a fluid passing between an outer side surface of the valve element and an inner side surface of the valve hole, the flow control valve includes: a tapered inner side surface that is included in the inner side surface of the valve hole; and a tapered outer side surface that is included in the outer side surface of the valve element, faces the tapered inner side surface from inside, and is inclined along the tapered inner side surface.
[Problem] To suppress distortion of a case caused by friction stir joining of a lid of the case. [Solution] This case 10, in which a plate-like lid body 20 that covers an opening 32 of the case 10 is joined to an edge section of the opening 32 by a closed-loop-like friction stir joining section 40, comprises a bead processing section 60 inside the friction stir joining section 40 in the lid body 20.
B23K 20/12 - Soudage non électrique par percussion ou par une autre forme de pression, avec ou sans chauffage, p. ex. revêtement ou placage la chaleur étant produite par frictionSoudage par friction
[Problem] To provide an air supply system that has improved pump durability over the prior art. [Solution] An air supply system 100A of the present disclosure is provided with: a pump 10 that is mounted on a wheel 91 and expands/contracts in a direction orthogonal to an axis of rotation J1 of the wheel 91 to discharge compressed air into a tire 92; and a cam member 21 that is supported rotatably on the wheel 91 and has an eccentric center of gravity and an eccentric annular cam surface 21B with respect to the wheel 91. Rotation of the wheel 91 causes the cam member 21 to rotate relative to the wheel 91, and causes one end of the pump 10 to follow the cam surface 21B, whereby the pump 10 expands/contracts and air is supplied to the tire 92. When the pressure inside the tire 92 reaches or exceeds a reference upper limit pressure and air does not need to be supplied, the pressure actuates a pump ON/OFF mechanism to stop the pump 10.
A transmitter is configured to be attached to a tire valve and transmit a data signal to a receiver. The transmitter includes a trigger receiving unit configured to receive a trigger signal transmitted from an ID registration device, the trigger signal containing a command to the transmitter, a specification storage unit configured to store multiple types of specifications, an ID storing unit configured such that an ID code contained in the trigger signal received by the trigger receiving unit is written into the ID storing unit, a linking information storing unit configured to store linking information that links each of the specifications and ID codes to each other, and a controlling unit configured to cause, based on the linking information, the transmitter to operate in accordance with the specification, which is linked to the ID code stored in the ID storing unit.
A transmitter is configured to be integrated with a tire valve attached to a wheel. The transmitter includes a data generating unit, a transmitting unit, and a controlling unit. The data generating unit is configured to generate transmission data. The transmitting unit is configured to transmit the transmission data to a receiver that includes a setting unit that sets a threshold related to control of a vehicle in accordance with a type of the wheel. The controlling unit causes the transmitting unit to transmit the transmission data. The transmission data includes wheel identification information. The wheel identification information is required by the setting unit when setting the threshold and allows the setting unit to recognize the type of the wheel to which the tire valve is attached.
A transmitter includes a data generating unit configured to generate transmission data, a transmitting unit configured to transmit the transmission data to a receiver that includes a setting unit that sets a threshold for controlling a vehicle in accordance with the type of the tire valve, and a controlling unit that causes the transmitting unit to transmit the transmission data. The transmission data is information with which the setting unit sets the threshold. The transmission data includes valve identification information for causing the setting unit to recognize the type of the tire valve to which the transmitter is attached.
B60C 23/04 - Dispositifs avertisseurs actionnés par la pression du pneumatique montés sur la roue ou le pneumatique
B60R 16/023 - Circuits électriques ou circuits de fluides spécialement adaptés aux véhicules et non prévus ailleursAgencement des éléments des circuits électriques ou des circuits de fluides spécialement adapté aux véhicules et non prévu ailleurs électriques pour la transmission de signaux entre des parties ou des sous-systèmes du véhicule
A bracket that is pressed against and fixed to an outer peripheral surface of a rim of a tire wheel by a belt wound around the outer peripheral surface of the rim, and detachably holds an electric circuit unit includes: a pair of rim contact portions that are provided at both ends in a circumferential direction of the rim in a rim facing surface facing the outer peripheral surface of the rim, and come into contact with the outer peripheral surface of the rim in such a way as to cause a portion between the both ends to be spaced apart from the outer peripheral surface of the rim.
This receiver receives a frame that is transmitted from a transmitter mounted on each of a plurality of wheels, and transmitted three or more times at different transmission intervals from the transmitter when the rotation angle of the wheel reaches a specific angle. The receiver determines for which time the received frame has been transmitted, when the frame is received a plurality of times, from the correspondence between the transmission order of the frame and the transmission interval, stored in advance, and derives a specific time within a predetermined time from the detection of a specific angle, from the determined transmission order of the frame. The receiver specifies on which of the plurality of wheels each of the transmitters is mounted, on the basis of the wheel rotation angle obtained at a specific time by a rotation angle detection unit.
[Problem] To prevent a grommet from being detached from a valve stem upon mounting to a tire wheel. [Solution] A tire valve 10 according to this disclosure comprises a valve stem 11 including a protruding large diameter portion 12 which protrudes sideward on an outer surface on a base end side with respect to a center portion in the axial direction. A grommet 30 covers a portion of the valve stem 11 from the center portion in the axial direction to a portion on the base end side with respect to the protruding large diameter portion 12, and a metal ring 40 is mounted on an outer surface of the grommet 30 on a distal end side of the valve stem 11 with respect to the protruding large diameter portion 12.
[Problem] To provide a technology by which interference can be avoided with less power consumption than conventional technology and without requiring time and effort. [Solution] A slave device 20 comprises: a data transmission unit 22 that receives a transmission trigger TG2 every fixed time period T4 and wirelessly transmits state data D1 pertaining to a state of a to-be-monitored object to a monitoring device; a reply discernment unit 27 that discerns the presence or absence of a reply of an ACK signal from the monitoring device in response to transmission of the state data D1; an adjustment value calculation unit 28 that determines a random length for an adjustment time period Rt if the reply discernment unit 27 has discerned that no reply was made; a timing updating unit 24 which, if the reply discernment unit 27 has discerned that no reply was made, outputs a measurement start trigger TG3 after the adjustment time period Rt has elapsed, and if the reply discernment unit 27 has discerned that a reply was made, outputs the measurement start trigger TG3 without inserting the adjustment time period Rt; and a trigger generation unit 25 that measures the fixed time period T4 when the measurement start trigger TG3 is received, and then outputs the transmission trigger TG2.
[Problem] To provide a wireless terminal capable of finding tympanites in livestock at an early stage or a sign thereof. [Solution] A wireless terminal 20 according to the present disclosure is provided with a pressure sensor 30 and is retained in the stomach 10S of livestock 10 to wirelessly transmit pressure data in the stomach 10S. The wireless terminal 20 according to the present disclosure is provided with a case 40 for storing and waterproofing the pressure sensor 30 and a wireless circuit 11. The pressure sensor 30 has a pressure receiving unit 34 for pressure measurement, the pressure receiving unit being disposed inside a measurement hole 46 formed in the case 40.
[Problem] To provide a generator that can effectively utilize the rotational energy of a tire to supply power to electrical equipment. [Solution] A generator 10 has a stator 20 fixed to a tire wheel 81, and a rotor 30 rotatably supported by the stator 20 and disposed coaxial to the tire wheel 81. The generator 10 generates power through the relative rotation of the stator 20 and the rotor 30, and supplies power to electrical equipment attached to the tire wheel 81. The generator 10 is also provided with: a blade part 50 fixed to the rotor 30; a container part 40 that is fixed to either the rotor 30 or the stator 20 and accommodates the blade part 50; and a liquid L that is accommodated in the container part 40 at a volume lower than the capacity of the container part 40, and that submerges at least a portion of the blade part 50.
H02K 7/00 - Dispositions pour la mise en œuvre d'énergie mécanique associées structurellement aux machines dynamo-électriques, p. ex. association structurelle avec des moteurs mécaniques d'entraînement ou des machines dynamo-électriques auxiliaires
B60C 23/04 - Dispositifs avertisseurs actionnés par la pression du pneumatique montés sur la roue ou le pneumatique
H02K 21/24 - Moteurs synchrones à aimants permanentsGénératrices synchrones à aimants permanents avec des induits fixes et des aimants tournants avec des aimants disposés axialement en face des induits, p. ex. dynamos de bicyclette du type moyeu
86.
CONTINUOUS FLOW VALVE, HIGH-PRESSURE CONTAINER, AND ASTHMA TREATMENT DEVICE
[Problem] To provide a continuous flow valve capable of improving stability of guiding and supporting of a stem when jetting a fluid by a constant amount. [Solution] A continuous flow valve 10 has: a high-pressure partition wall 93 that constitutes a part of a high-pressure container 90 that completely separates an accommodation region R1 in which a high-pressure fluid is filled from an atmospheric pressure space; an inner partition wall 33 that is arranged inside the high-pressure partition wall 93 and forms a constant volume chamber R2 partitioned from the accommodation region R1 between the inner partition wall 33 and the high-pressure partition wall 93; a stem 20 that extends in a direction in which the high-pressure partition wall 93 and the inner partition wall 33 face each other to be supported to be linearly movable and is urged to a high-pressure partition wall 93 side to be positioned at an origin position; a first seal hole 31 that penetrates the high-pressure partition wall 93 over an atmospheric pressure space side and a constant volume chamber R2 side and has a first seal part 31S that supports a first intermediate part 21 of the stem 20 to be linearly movable and seals a gap between the first seal hole 31 and the stem 20; a second seal hole 32 that penetrates the inner partition wall 33 over the constant volume chamber R2 side and an accommodation region R1 side, supports a second intermediate part 22 of the stem 20 to be linearly movable, and seals a gap between the second seal hole 32 and the stem 20; a start-end side inter-stem flow path R4 that is formed inside the stem 20 and extends from a start end part positioned at the accommodation region R1 at all times to the second intermediate part 22 in the stem 20.
B65D 83/14 - Récipients pour distribuer des contenus liquides ou semi-liquides par pression interne de gaz, c.-à-d. réceptacles aérosols contenant un propulseur
[Problem] To provide an IC holder, an electric valve, a fluid control device, and a manufacturing method for the same which are capable of improving the production efficiency of a device including an actuator and a circuit board. [Solution] An IC holder (40) according to the present disclosure is configured to hold a magnetic sensor IC (50) for detecting the operation of a rotor (22) by being abutted against the outer surface of a motor (20M) serving as an actuator, and supports the magnetic sensor IC (50) such that tip portions of a plurality of connection pins (52) for detection of the magnetic sensor IC (50) extend in parallel to tip portions of a plurality of connection pins (28) for drive of the motor (20M). [Selected drawing] FIG. 6
F16K 31/04 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un moteur
H02K 7/14 - Association structurelle à des charges mécaniques, p. ex. à des machines-outils portatives ou des ventilateurs
H02K 11/215 - Dispositifs utilisant un effet magnétique, p. ex. des éléments à effet Hall ou magnéto-résistifs
[Problem] To provide an electric valve capable of suppressing the manufacturing cost than prior art. [Solution] An electric valve (10) is provided with an inner part (60) made of a resin inside a body (12) made of a metal and having a rotor receiving chamber (13) that receives a rotor (30) of a motor and a valve body receiving chamber (14) that receives a valve body (72) and communicates with a valve port, the inner part (60) serving as a partition between the rotor receiving chamber (13) and the valve body receiving chamber (14). A shaft (70) that rotates together with the rotor (30) passes through a through hole (60H) extending through the inner part (60), and the valve body (72) is arranged at a tip portion of the shaft (70). By threading engagement between screw portions formed on the through hole (60H) and the shaft (70), the rotation of the rotor (30) is converted into a linear movement of the valve body (72). The inner part (60) is press-fitted and fixed to a press-fitted portion (41) between the rotor receiving chamber (13) and the valve body receiving chamber (14) among inner portions of the body (12). An uneven portion (60A) forming a gap between the outer surface of the inner part (60) and the inner surface of the body (12) is formed on the outer surface of the inner part (60), the gap allowing communication between the rotor receiving chamber (13) and the valve body receiving chamber (14).
F16K 31/04 - Moyens de fonctionnementDispositifs de retour à la position de repos électriquesMoyens de fonctionnementDispositifs de retour à la position de repos magnétiques utilisant un moteur
[Problem] To provide a dividing wall mounting device capable of being attached to a dividing wall from the outside. [Solution] A dividing wall mounting device 10A according to the present invention is provided with a flexible elastomer flange 22 which protrudes out to the side from a main device body 11 extending along a central axis of a through-hole 91. The flexible flange 22, when the dividing wall mounting device 10A is inserted into the through-hole 91 from one end side in the axial direction, passes through the through-hole 91 in a first state by collapsing towards another end side in the axial direction and narrowing due to contact with an opening edge of the through-hole 91, and when the dividing wall mounting device 10A is pulled back in the direction opposite to insertion, is press-fitted into the through-hole 91 in a second state in which the outer diameter is greater by collapsing towards the one end side in the axial direction and narrowing due to contact with the opening edge of the through-hole 91.
[Problem] To provide a valve stem and a tire valve which make it possible to connect electric circuits with each other even while a valve cap is being removed. [Solution] A valve stem 10 forms a tubular structure, is fixed in a state of penetrating a valve installing hole 81H of a tire wheel 80, and houses a valve core 20. The valve stem 10 is provided with: a pair of internal electrodes 11N, 31N which are connected to an internal circuit 91 in a tire 82; a pair of external electrodes 11G, 31G which are disposed on an outer circumferential face of a part 17 in the valve stem 10, the part 17 sticking out of the tire 82, and which are connectable to an external circuit 96 outside the tire 82; and first and second conductive members 11, 31 which have the internal electrodes 11N, 31N and the external electrodes 11G, 31G, and which are insulated from each other.
A transmitter is attached to each of wheel assemblies of a vehicle and transmits transmission data to a receiver. The transmitter includes a nonvolatile memory that stores multiple types of protocols, a volatile memory that stores selection information, and a transmitting unit. The selection information represents a protocol that is selected from the multiple types of protocols stored in the nonvolatile memory and corresponds to the receiver. The transmitting unit transmits transmission data conforming to a protocol. The transmitting unit transmits the transmission data conforming to the protocol represented by the selection information when the selection information is stored in the volatile memory. Also, the transmitting unit transmits the transmission data conforming to all the protocols stored in the nonvolatile memory when the selection information is not stored in the volatile memory.
B60C 23/04 - Dispositifs avertisseurs actionnés par la pression du pneumatique montés sur la roue ou le pneumatique
B60R 16/027 - Circuits électriques ou circuits de fluides spécialement adaptés aux véhicules et non prévus ailleursAgencement des éléments des circuits électriques ou des circuits de fluides spécialement adapté aux véhicules et non prévu ailleurs électriques pour la transmission de signaux entre des parties ou des sous-systèmes du véhicule entre des parties du véhicule mobiles l'une par rapport à l'autre, p. ex. entre le volant et la colonne de direction
A connector to connect electric circuits inside and outside the tire includes: a tubular terminal penetrating the connector attachment hole; an outer seal member surrounding outside the tubular terminal and elastically deformed by being pressed against a tire wheel to provide a seal between the tire wheel and the tubular terminal; an inner seal member filled inside the tubular terminal; one or more rod-shaped terminals penetrating the inner seal member; a plurality of communication holes formed at a plurality of positions in a circumferential direction in an intermediate portion in an axial direction of the tubular terminal; and a plurality of seal communication portions integrally formed with one or both of the outer seal member and the inner seal member and arranged in the plurality of communication holes to transmit, to the inner seal member, elastic force toward the tubular terminal by the elastic deformation of the outer seal member.
H01R 33/00 - Dispositifs de couplage spécialement conçus pour supporter un appareil et munis d'une pièce de couplage assurant la fonction de support et la connexion électrique par l'intermédiaire d'une pièce complémentaire qui est structurellement associée à l'appareil, p. ex. supports de lampesLeurs pièces détachées
H01R 13/52 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes
B60C 23/04 - Dispositifs avertisseurs actionnés par la pression du pneumatique montés sur la roue ou le pneumatique
[Problem] To provide a connector mounted to a hole of a tire wheel, and capable of facilitating a wired connection between electric circuits inside and outside a tire, and a method of manufacturing the same. [Solution] A connector 10 comprises: a cylindrical terminal 20 which is mounted to a connector mounting hole 81H formed in a tire wheel 80 and which passes through the connector mounting hole 81H so that an electric circuit 91 inside a tire 82 and an electric circuit 95 outside the tire 82 are connected to each other; an outside seal member 42 which encloses the outside of the cylindrical terminal 20 and is pressed against the tire wheel 80 to elastically deform, thereby sealing a gap between the tire wheel 80 and the cylindrical terminal 20; an inside seal member 43 which is filled inside the cylindrical terminal 20; one or a plurality of rod-shape terminals 30 which pass through the inside seal member 43; a plurality of communication holes 29 which are formed at a plurality of locations in a circumferential direction of an intermediate portion of the cylindrical terminal 20 in the axial direction; and a plurality of seal communication portions 44 which are integrally formed with one or both of the outside seal member 42 and the inside seal member 43 and are arranged in the plurality of communication holes 29 so as to transmit, to the inside seal member 43, an elastic force which is generated by elastic deformation of the outside seal member 42 and is applied toward the cylindrical terminal 20.
A transmitter is configured to be attached to each of wheel assemblies provided in a vehicle and execute a process in accordance with a command included in a trigger signal transmitted from a trigger device. The transmitter includes a battery, a condition detecting section, which detects a condition of the transmitter, a trigger receiving section, which receives, as the trigger signal, an unmodulated wave having a received signal strength indication greater than or equal to a predetermined received signal strength indication, a transmitting section, which transmits a signal, a controlling section, which performs response transmission, by which the signal is transmitted to the transmitting section in response to the unmodulated wave, when the trigger receiving section receives the unmodulated wave, and a memory section, which stores at least one of reception time of the unmodulated wave and a number of times of the response transmission.
[Problem] To make the plates in which a hydraulic integrated circuit is formed in an automatic or stepless transmission more compact. [Solution] This channel-equipped bolt 10A has a communication channel 15 through which a hydraulic fluid can flow. The communication channel 15 has a trunk passage 16 that extends along the center of the channel-equipped bolt 10A and a lower branch passage 17B and an upper branch passage 17A that branch laterally from the trunk passage 16 and open at a side surface. When the channel-equipped bolt 10A is installed in an oil passage body 101, a lower end part of the trunk passage 16 communicates with an oil passage 111 of a third oil passage plate 104, and the lower branch passage 17B and the upper branch passage 17A respectively communicate with an oil passage 111 of a second oil passage plate 103 and the oil passage 111 of the third oil passage plate 104.
A transmitter includes a power source of the transmitter, a condition detecting section that detects a condition of a tire, a data generating section that generates transmission data that contains tire condition data indicating the condition of the tire detected by the condition detecting section, a transmitting section that modulates the transmission data and transmits the modulated data, a storage section storing a correspondence relationship in which values of a specific bit among bits of the transmission data that change as the wheel assembly rotates are respectively assigned to specific angles set for the rotation angle of the wheel assembly, and a transmission control section that transmits the transmission data from the transmitting section when detecting that the rotation angle of the wheel assembly is any of the specific angles.
09 - Appareils et instruments scientifiques et électriques
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Data loggers to enable collection, recording, and uploading
on databases of data on temperature, humidity, illuminance,
impact, barometric pressure, and location information;
wireless data loggers; data loggers; measuring or testing
machines and instruments; acceleration sensors;
accelerometers; vibration meters; temperature indicators;
infrared sensors; pressure indicators; motion detectors;
position sensors; impact sensors; shock detectors;
illuminometers; barometers; hygrometers; thermo-hygrometers;
electronic sensors for measuring and monitoring of data on
temperature, humidity, illuminance, impact, barometric
pressure, and location information of shipments; power
distribution or control machines and apparatus; rotary
converters; phase modifiers; solar cells; solar batteries;
electrical cells; electric accumulators; batteries; electric
or magnetic meters and testers; electric wires and cables;
telecommunication machines and apparatus; telephone
apparatus; radio communication machines and apparatus;
remote control telemetering machines and instruments; Global
Positioning System [GPS] apparatus; transmitters of
electronic signals; data communication apparatus and
instruments; remote control telemetering apparatus; GPS
tracking and location devices; personal digital assistants;
smartphones; digital data recording media; electronic data
recorders; electronic data recorders for recording measured
values; electronic machines, apparatus and their parts;
computer programs, recorded; computer programs,
downloadable; computer software applications, downloadable;
personal computers; integrated circuits; computer memory
devices; downloadable computer software applications for
remote real time tracking and monitoring of data on
temperature, humidity, illuminance, impact, barometric
pressure, and location information; magnetic cores;
resistance wires; electrodes, other than welding electrodes
or medical electrodes. Designing of machines, apparatus, instruments [including
their parts] or systems composed of such machines, apparatus
and instruments; computer software design, computer
programming, or maintenance of computer software; off-site
data backup; technological advice relating to computers,
automobiles and industrial machines; testing, inspection or
research of pharmaceuticals, cosmetics or foodstuffs;
research on building construction or city planning; testing
or research on prevention of pollution; testing or research
on electricity; testing or research on civil engineering;
testing, inspection or research on agriculture, livestock
breeding or fisheries; testing or research on machines,
apparatus and instruments; rental of data loggers; rental of
measuring apparatus; rental of computers; providing computer
programs on data networks; providing an online
non-downloadable internet-based software application for
remote real time tracking and monitoring of data on
temperature, humidity, illuminance, impact, barometric
pressure, and location information.
[Problem] To facilitate an inflating operation. [Solution] A tire valve 10 according to the present disclosure comprises a cylindrical elastic member 30 press-fitted into a valve mounting hole 92 of a tire wheel 90 and having a linear channel on the inside thereof. The cylindrical elastic member 30 has an annular groove 35 on an outer surface thereof, the annular groove 35 being engaged with an opening edge of the valve mounting hole 92. The annular groove 35 is placed in an inclined plane P1 obliquely intersecting the axial direction of the cylindrical elastic member 30.
[Problem] To achieve stable fixation of a tire valve in a tire wheel. [Solution] A valve stem 10 comprises: a pipe-shaped stem body 20, which houses a valve core 11 inside thereof and to which an electric circuit unit 90 is to be fixed at the proximal end; and an elastomer coating member 40 coating the outside of the stem body. The valve stem is mounted to a valve mount hole 81H of a tire wheel 81. The valve stem 10 also comprises: an engaging groove 41 that is formed in the outer circumferential surface of the coating member 40 at the proximal end and engages with the opening edge of the valve mount hole 81H; and a weight-adjusting member 50 that is made of a material differing from the stem body 20 and having a specific gravity higher than the coating member 40 and that is embedded in the coating member 40 on a side closer to the tip end than the engaging groove 41.
A transmitter arranged in a tire includes a transmitting section, which has a terminal, and a pressure switch. The pressure switch includes a hollow box and a passage that causes an interior of the box and an interior of the tire to communicate with each other. The box includes a conductive deforming portion, which is separate from the terminal when the difference between the pressure in the box and the pressure in the tire is less than a predetermined value and is elastically deformed to contact the terminal when the pressure in the box is higher than the pressure in the tire at least by the predetermined value. The transmitting section transmits a warning signal that causes a tire pressure warning device to issue a warning in response to contact between the deforming portion and the terminal.
B60C 23/04 - Dispositifs avertisseurs actionnés par la pression du pneumatique montés sur la roue ou le pneumatique
G01L 19/00 - Détails ou accessoires des appareils pour la mesure de la pression permanente ou quasi permanente d'un milieu fluent dans la mesure où ces détails ou accessoires ne sont pas particuliers à des types particuliers de manomètres
G01L 17/00 - Dispositifs ou appareils pour mesurer la pression des pneumatiques ou la pression dans d'autres corps gonflés
G01L 13/02 - Dispositifs ou appareils pour la mesure des différences entre plusieurs valeurs de la pression des fluides en utilisant des organes ou des pistons élastiquement déformables comme éléments sensibles
G01L 15/00 - Dispositifs ou appareils pour la mesure simultanée de plusieurs valeurs de la pression des fluides
