Provided is a method for controlling an engine speed of an agricultural work vehicle, the method comprising the steps of: receiving a user input for activating a rear control mode to control the engine speed of the agricultural work vehicle from a rear of the agricultural work vehicle; determining whether an operating condition of the rear control mode is satisfied; and, on the basis of a determination that the operating condition of the rear control mode is satisfied, controlling the engine speed to a target engine speed inputted through an engine speed manipulation unit located rearward of a seat of the agricultural work vehicle.
F02D 31/00 - Use of non-electrical speed-sensing governors to control combustion engines, not otherwise provided for
F02D 29/02 - Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving vehiclesControlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving variable-pitch propellers
F02D 41/08 - Introducing corrections for particular operating conditions for idling
Provided are a method and system for processing time series data. The method comprises: a data monitoring step for monitoring a data value generated in a facility in real time; a data collection step for collecting a corresponding change time point and a changed data value whenever a change in the data value is detected; a data storage step for configuring the collected change time points and changed data values as first time series data and storing the first time series data in a relational database; and a data reconstruction step for generating, in response to an inquiry request for the data value, second time series data in which the data values are reconstructed over time on the basis of at least one piece of first time series data stored in the relational database.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
The present disclosure is directed to battery management technology for agricultural electric vehicles. A battery management system for an agricultural electric vehicle according to the present disclosure may identify the voltage of a low-voltage battery upon charging a high-voltage battery, and may activate or deactivate a voltage converter based on the identified voltage value, thereby increasing the charging speed of the high-voltage battery.
B60L 58/20 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having different nominal voltages
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
The present disclosure is directed to technology for controlling the driving of an agricultural tractor. The present disclosure provides a system for controlling an agricultural tractor, wherein a brake device according to the present disclosure is controlled to operate in either a first or second mode, the brake device operates in the first mode such that at least any one of first and second brakes operates according to the operation information input by the operation of a user, and the brake device operates in the second mode such that at least any one of the first and second brakes operates based on a predefined control algorithm. The present disclosure has the effects of ensuring that control is appropriately performed according to the work environment and guaranteeing high-precision control.
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 7/12 - Brake-action initiating means for automatic initiationBrake-action initiating means for initiation not subject to will of driver or passenger
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 8/24 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle inclination or change of direction, e.g. negotiating bends
B60T 8/58 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration responsive to speed and another condition or to plural speed conditions
G07C 5/02 - Registering or indicating driving, working, idle, or waiting time only
There is provided a method of generating a pressure profile in an agricultural work vehicle. The method includes: receiving an operation mode input intended to select the operation mode of the agricultural work vehicle; generating a basic pressure profile when the selected operation mode is a basic mode, and generating a work pressure profile when the selected operation mode is a work mode; and controlling the hydraulic clutch of the agricultural work vehicle based on the generated pressure profile.
A method for correcting a direction error and a steering angle error of an agricultural working vehicle may comprise the steps of: acquiring, by using a heading sensor, a first measurement value corresponding to a forward direction of the vehicle, and acquiring, by using a steering angle sensor, a second measurement value corresponding to a state in which the front wheels of the vehicle are centrally aligned by a user's operation; generating a reference path on the basis of the first measurement value; acquiring an actual movement direction of the vehicle while the vehicle travels while following the reference path, and correcting a direction error on the basis of the first measurement value and the actual movement direction; acquiring an actual movement path of the vehicle while the vehicle travels while following the reference path; and determining a steering neutral value on the basis of the second measurement value and the actual movement path.
The present disclosure relates to a relay control technology for an agricultural electric work vehicle. In a power management system for an agricultural electric work vehicle according to the present disclosure, a first relay module is provided in a battery pack, a second relay module is provided in a power distributor, and a master controller performs control so that the second relay module is turned off and then the first relay module is turned off when power supply is switched to an OFF state due to a key-off command or a failure. According to the present disclosure, damage to the first relay module in the battery pack is suppressed, thereby minimizing the repair of the battery pack.
B60L 3/04 - Cutting-off the power supply under fault conditions
A01B 76/00 - Parts, details or accessories of agricultural machines or implements, not provided for in groups
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60L 58/10 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
A receptacle connector is provided. The receptacle connector according to one aspect of the present disclosure comprises: an insulating body which includes a flat bottom portion a pair of outer support wall portions protruding from the bottom portion and extending in parallel to each other in a first direction (x-axis direction), and a pair of inner support wall portions that are provided between the pair of outer support wall portions and extend in parallel, and which can be placed on a substrate; a plurality of first contacts disposed on each of the pair of outer support wall portions so as to be spaced apart from each other in the first direction (x-axis direction); and a plurality of second contacts each disposed between neighboring first contacts in the first direction (x-axis direction) from among the plurality of first contacts wherein the pair of inner support wall portions are spaced apart from each other in a second direction (y-axis direction) so that one portion of another connector can enter therebetween.
Disclosed is a connector. A connector, according to an aspect of the present disclosure, comprises: an insulating body including three straight line type island parts; a shield member coupled along the edge of the insulating body; and a contact part coupled to the insulating body to be electrically connected to the outside, wherein a shield contact may be arranged to surround the top surface, the front surface, and the side surface of a second island part and the top surface, the front surface, and the side surface of a third island part among the three straight line type island parts while surrounding the end portion of an RF contact, or arranged to surround the top surface, the rear surface, and the side surface of the second island part and the top surface, the rear surface, and the side surface of the third island part while surrounding the end portion of the RF contact.
The present invention relates to a technique for emergency-driving an agricultural tractor in a situation where normal operation of the agricultural tractor is impossible. The present invention provides an agricultural tractor emergency control system (10) and an operation method thereof. The emergency control system (10) comprises a controller (700) for controlling the operation of a transmission (400) according to the driving state of an agricultural tractor, and activates the operation of an emergency shifting unit (620) for the emergency driving of a traveling unit (200) when a command of a driver is inputted through an emergency driving input unit (610). According to the present invention, by supporting emergency driving for moving an agricultural tractor to a safety zone in a situation where normal operation of the agricultural tractor is impossible, the effect of enabling the safety of a driver to be assured is achieved.
F16H 61/12 - Detecting malfunction or potential malfunction, e.g. fail safe
F16H 61/18 - Preventing unintentional or unsafe shift
A01B 69/00 - Steering of agricultural machines or implementsGuiding agricultural machines or implements on a desired track
A01B 71/00 - Construction or arrangement of setting or adjusting mechanisms, of implement or tool drive or of power take-offMeans for protecting parts against dust, or the likeAdapting machine elements to or for agricultural purposes
The present disclosure relates to an agricultural tractor. In an agricultural tractor according to the present disclosure, a first injection hole for injecting fuel is arranged on a first fender side, and a second injection hole for injecting cleaning fluid is arranged on a second fender side. According to the present disclosure, effects are achieved in that a design with the aesthetics of a symmetrical balance is enabled and the center of gravity can be stably maintained.
The present invention has been devised in consideration of a chassis which can meet the requirements of an agricultural electric tractor. A chassis (100) of an electric tractor (10) according to the present invention comprises: a battery frame (110) having a front side which supports a battery pack (B) and a rear side which forms an installation space (IS); and a motor case (120) which is installed in the installation space (IS) and has a rear end coupled to a transmission case (130), wherein the battery frame (110) comprises: a front frame (111) which supports the battery pack (B) positioned above; and a rear frame (112) which extends rearward from the rear end of the front frame (111) to form the installation space (IS). According to the present invention, the chassis (100) of the electric tractor (10) can be configured using the motor case (120).
Provided is a method for preventing battery discharge of an agricultural work vehicle. The method may comprise the steps of: receiving state-related data of the agricultural work vehicle from the agricultural work vehicle; determining whether an engine starting condition is satisfied on the basis of the state-related data of the agricultural work vehicle; transmitting a message requesting user consent for engine starting to a user terminal on the basis of determining that the engine starting condition is satisfied; and transmitting an engine start command to the agricultural work vehicle in response to receiving a user consent message from the user terminal.
F02N 11/08 - Circuits specially adapted for starting of engines
F02D 41/06 - Introducing corrections for particular operating conditions for engine starting or warming up
F02D 29/02 - Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving vehiclesControlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving variable-pitch propellers
Disclosed are a plug connector and a receptacle connector. A plug connector according to one aspect of the present disclosure may comprise a plug insulator, a plug shield member, and a plug contact. A receptacle connector according to another aspect of the present disclosure may comprise a receptacle insulator, a receptacle shield member, and a receptacle contact.
H01R 13/6594 - Specific features or arrangements of connection of shield to conductive members the shield being mounted on a PCB and connected to conductive members
H01R 12/71 - Coupling devices for rigid printing circuits or like structures
15.
INJECTION MOLDING MACHINE AND TIE BAR POSITION OPTIMIZATION METHOD THEREOF
The present invention relates to a technology enabling the optimization of a fastening position between a half nut and a tie bar so that molding cycle time can be shortened. The present invention provides an injection molding machine and a tie bar position optimization method thereof, the injection molding machine comprising: a clamping device for opening and closing a fixed mold and a movable mold; and a control device for controlling the clamping device, wherein the control device sets, on the basis of detection values detected by a first position sensor and a second position sensor, a specific point in a fastening portion of a tie bar as a final fastening position at which a half nut may be fastened to the tie bar. According to the present invention, high production efficiency can be ensured as the operation efficiency of the injection molding machine is improved.
The present disclosure is directed to an injection molding machine. The injection molding machine according to the present disclosure compares its own first molding condition with a second molding condition from auxiliary equipment, and, when the first molding condition and the second molding condition are different from each other, synchronizes the first molding condition with the second molding condition or provides notification that the first molding condition and the second molding condition are different from each other. According to the present disclosure, confusion in the operation of auxiliary equipment and the management of data may be prevented.
The present invention relates to a technology that can flexibly set and universally manage production conditions for producing a molded product. The present invention provides an injection molding machine comprising: a production unit for producing a molded product from a mold; and a management unit capable of managing production conditions corresponding to the mold, wherein the management unit includes a setter capable of maintaining preset production conditions corresponding to the mold, or setting new production conditions by adding or subtracting configurations of variables. According to the present invention, advantages are provided in that there is no restriction on conventional equipment even with various equipment configurations or changes in process conditions, and universality of production condition management can be ensured.
The present disclosure relates to a mounting device of an agricultural work machine, the device comprising: a mounting part which is coupled to an agricultural work machine and is configured to be detachably mounted to a mounting plate of an agricultural work vehicle; a mounting controller which is coupled to the agricultural work machine and is configured to control movement of the mounting part; an operation part which is coupled to the mounting controller and is configured to move the mounting controller; and an operation restriction part for restricting movement of the operation part.
A01B 59/00 - Devices specially adapted for connection between animals or tractors and agricultural machines or implements
A01B 59/042 - Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines pulled or pushed by a tractor having pulling means arranged on the rear part of the tractor
19.
ELECTRIC WORK VEHICLE AND OPERATION METHOD THEREOF
The present invention relates to an electric work vehicle capable of stably returning to a garage provided with a charging station after completing work at a work site. An embodiment of the present invention may provide an electric work vehicle comprising: a battery module (110) in which electrical energy is stored; electrical components (120) operated by the electrical energy provided from the battery module (110); a battery management device (130) for monitoring the state of charge (SOC) of the battery module (110); a power distribution device (140) for distributing the electrical energy of the battery module (110) to the electrical components (120); an interface device (150) for delivering movement-related and work-related information to a user and receiving a control command for movement and work of the vehicle; and a vehicle control unit (160) for controlling the battery management device (130), the power distribution device (140), and the electrical components (120).
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
According to the present invention, provided is a hydrostatic transmission comprising: a hydraulic pump (110) which discharges a fluid; a hydraulic motor (120) which is operated by the fluid discharged by the hydraulic pump (110) and outputs a torque that varies depending on the tilt angle of a swash plate (121); a piston (130) which advances and retracts in an advance/retraction section (Sar) so as to adjust the tilt angle of the swash plate (121); and a piston body (140) accommodating the piston (130).
F16H 61/40 - Control of exclusively fluid gearing hydrostatic
F16H 39/04 - Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit
A01B 33/08 - ToolsDetails, e.g. adaptations of transmissions or gearings
21.
MOTOR-DRIVEN HYDROSTATIC TRANSMISSION FOR AGRICULTURAL WORK VEHICLE
An agricultural work vehicle equipped with a hydrostatic transmission (HST) is provided. The agricultural work vehicle may comprise: a hydraulic pump including a pump swash plate and supplying a working fluid according to the angle of the pump swash plate; a swash plate control motor for generating power for adjusting the angle of the pump swash plate; an actuator for operating the swash plate shaft of the pump swash plate by using the power generated by the swash plate control motor; a link unit for transmitting the power generated by the swash plate control motor to the actuator; and a control unit for controlling the rotation of the swash plate control motor on the basis of the manipulation state of an HST manipulation unit.
The present invention relates to a wiring structure of a work light installed on an agricultural tractor. Provided is an agricultural tractor in which a frame structure of the present invention comprises a plurality of support poles provided so as to extend in the height direction of a cabin, wherein the upper end portion of at least any one support pole among the plurality of support poles is provided with a wiring portion for wiring, from the outside to a boarding space side, an electric wire of an electrical component installed on the outside of the cabin. According to the present invention, by having a structure in which, even when water flows in through a wiring hole exposed to the outside, the water is immediately discharged to the lower side of the support pole, the effect of minimizing the possibility of water entering into the cabin may be achieved.
B60Q 1/24 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments for lighting other areas than only the way ahead
Provided is a control method for a hydro-static transmission (HST) of an agricultural working vehicle, comprising the steps of: identifying whether a neutral fault has occurred in the HST; applying a control signal for forcing the HST to be in a neutral state when the neutral fault has occurred; determining whether the neutral fault has occurred a reference number of times or more within a reference time; and activating a safety mode of the HST on the basis of determining that the neutral fault has occurred the reference number of times or more within the reference time.
The present disclosure is directed to a hydrostatic transmission for a work vehicle and a method of controlling the same. The hydrostatic transmission for a work vehicle according to the present disclosure is rotatably provided with a swash plate in a hydraulic motor, and the angle of the swash plate is adjusted by a servo-mechanism in response to a current load state. According to the present disclosure, gear shift shocks and engine stalls may be minimized.
F16H 61/435 - Pump capacity control by electric actuators
F16H 39/02 - Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motors at a distance from liquid pumps
F16H 59/14 - Inputs being a function of torque or torque demand
The present disclosure is directed to an agricultural work vehicle and a method of controlling the same. According to the present disclosure, a set vehicle speed may be varied while maintaining a constant-speed driving mode, and the control of the hydrostatic transmission is performed to maintain the set vehicle speed, thereby improving the convenience of use and utilization rate of an agricultural work vehicle.
The present invention relates to a technique capable of relieving stress concentration in a fastening structure of a half nut and a tie bar. The present invention provides a clamping device for an injection molding machine, comprising a half nut having a plurality of nut teeth that protrude along the circumference of the inner peripheral surface thereof, and a plurality of nut valleys recessed between the plurality of nut teeth, wherein at least some of the plurality of nut valleys have different valley widths. According to the present invention, clamping force is stably maintained such that the quality of a molded product can be improved.
The present invention relates to technology for improving the cooling efficiency of an air conditioner in an agricultural tractor. Provided is an agricultural tractor comprising: a blower (131) that draws in outside air; a temperature control unit (132) that is provided with the air (hereinafter referred to as 'inflow air') drawn in from the blower (131) and regulates the temperature of the inflow air; and an air guide part (133) that guides the flow direction of the inflow air so that the inflow air uniformly reaches the temperature control unit (132). The present invention has the effect of improving cooling efficiency because the inflow air drawn into the air conditioner by the blower (131) uniformly reaches an evaporator.
Provided is an agricultural work vehicle comprising: a hydro-static transmission (HST) pedal that can be operated by a user to control the speed and forward/backward movement of the agricultural work vehicle; a first operating unit that can be operated by the user to open or close a first directional control valve; a second operating unit that can be operated by the user to open or close a second directional control valve; a hydraulic pump for supplying hydraulic fluid; a hydraulic motor rotated by the hydraulic fluid supplied from the hydraulic pump; and an accumulator capable of storing the hydraulic fluid.
F16H 39/04 - Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit
F16H 47/02 - Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
A01B 33/08 - ToolsDetails, e.g. adaptations of transmissions or gearings
29.
METHOD AND SYSTEM FOR PREVENTING SLIPPING OF AGRICULTURAL WORK VEHICLE ON SLOPE
Provided is a method for preventing the slipping of an agricultural work vehicle on a slope, comprising: a slope identification step of identifying whether an agricultural work vehicle is on an uphill/downhill slope by measuring an inclination angle of the vehicle; a comparison step of determining whether the magnitude of the measured inclination angle is greater than a predetermined threshold angle; a neutral position identification step of identifying, on the basis of the determination that the magnitude of the measured inclination angle is greater than the predetermined threshold angle, whether a hydro-static transmission (HST) pedal is operated; a slipping-on-slope determination step of measuring a moving speed of the agricultural work vehicle when it is identified that the HST pedal is not operated, and determining, on the basis of the measured moving speed, whether slipping on a slope occurs; a forward/reverse command adjustment step of adjusting a forward/reverse command according to the measured moving speed on the basis of the determination that slipping on the slope occurs; and a power transmission step of transmitting power to wheels of the agricultural work vehicle in the direction opposite to the slipping on the slope by controlling the HST on the basis of the forward/reverse command.
The present invention relates to a mid-mower that can be mounted on a work vehicle and perform mowing work. The present invention provides a mid-mower for a work vehicle, the mid-mower comprising: a discharge cover that is hinge-coupled to a mower deck and located adjacent to a discharge port; a hinge part for hinge-coupling the mower deck to the discharge cover; and a support for supporting the discharge cover so that the discharge cover being rotated about the hinge part is maintained in an unfolded first orientation or a folded second orientation. The present invention has the effect of eliminating the inconvenience of changing and maintaining the orientation of the discharge cover and enhancing the convenience of a driver.
A01D 34/49 - MowersMowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a horizontal axis, e.g. cutting-cylinders with means for discharging mown material
A01D 34/71 - MowersMowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis with means for discharging mown material
A connector is disclosed. A connector (1) according to one aspect of the present invention may comprise: a plug insulator (100) having a length in the X-axis direction and formed of an electrically insulating material; a plug contact (200) coupled to the plug insulator (100) and configured to transmit signals; and a plug hold-down (300) positioned outside the plug contact (200) along the X-axis direction, coupled to the plug insulator (100), and configured to transmit power.
The present invention relates to a power take-off transmission for a tractor. The power take-off transmission for a tractor, according to the present invention, comprises: a rotating body disposed in an internal space of a case and rotating in response to rotation of a driven shaft; and a sensor detecting the rotational speed of the rotating body. According to the present invention, a working machine coupled to the tractor can be appropriately operated, thereby providing effects such as enhanced user convenience, improved work efficiency, and reduced fuel consumption.
The present invention relates to a control system and a control method of an agricultural tractor capable of autonomous work. The present invention provides a control system and a control method of an agricultural tractor capable of autonomous work. The control system of an agricultural tractor capable of autonomous work comprises a turning driving control unit for selectively operating one of a first brake or a second brake when a steering device is operated to move the agricultural tractor while turning from any one straight working path (hereinafter referred to as an "immediately preceding straight working path") included in an autonomous working path to another adjacent straight working path (hereinafter referred to as a "next straight working path"). According to the present invention, there is an effect of providing convenience for turning driving when moving between straight working paths for autonomous work.
A01B 69/04 - Special adaptations of automatic tractor steering, e.g. electric system for contour ploughing
B60T 8/24 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle inclination or change of direction, e.g. negotiating bends
B60T 8/17 - Using electrical or electronic regulation means to control braking
34.
AGRICULTURAL WORK VEHICLE AND METHOD FOR GENERATING AUTONOMOUS WORK PATH THEREOF
Provided is a method for generating an autonomous work path of an agricultural work vehicle, the method comprising the steps of: receiving a user input setting a rotation direction and a work order, and acquiring the outermost path and the innermost path of an autonomous work path, wherein each of the outermost path and the innermost path comprises a plurality of path points; generating one or more intermediate paths between the outermost path and the innermost path by using the plurality of path points of each of the outermost path and the innermost path; and generating one or more connection paths for movement among the outermost path, the innermost path, and the one or more intermediate paths, on the basis of the set rotation direction and work order.
Provided is a regenerative braking control method for an agricultural work vehicle driven by an electric motor on the basis of an actual state of charge (SOC) of a battery. The regenerative braking control method comprises the steps of: identifying an operation state of an accelerator pedal or a brake pedal; determining chargeable power of the battery on the basis of the actual state of charge if the accelerator pedal is off or the brake pedal is on; and controlling regenerative braking of the agricultural work vehicle on the basis of the determined chargeable power.
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
The present invention relates to a suspension device capable of protecting a driver from external force applied in various directions. The present invention provides an agricultural tractor having the suspension device comprising a first stopper which protrudes to a certain height from a support bracket, and is provided with a vibration-proof member on the upper end portion thereof facing a cabin, wherein the first stopper includes the vibration-proof member disposed at the lower end of the cabin and installed to be spaced apart from the cabin. According to the present invention, driver's safety can be effectively secured in various operating situations.
B62D 33/07 - Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other tiltable characterised by the device for locking the cab in the tilted or in the driving position
A method for generating a movement path of an agricultural work vehicle from a current position to a target position is provided. The method comprises the steps of: determining whether the agricultural work vehicle crosses a boundary line of farmland when rotating along a circle that is tangent to the target position; generating a movement path from the current position to the target position on the basis of the determination that the agricultural work vehicle does not cross the boundary line of the farmland; and generating, on the basis of the determination that the agricultural work vehicle crosses the boundary line of the farmland, an alternative path for moving from the current position to the target position through an intermediate position.
The present disclosure relates to an agricultural work vehicle and a method of controlling the same. The agricultural work vehicle according to the present disclosure is provided with forward and reverse switches on the outside thereof to enable the driving of the work vehicle to be manipulated from the outside of the work vehicle. According to the present disclosure, there is the effect of facilitating the work of coupling an implement to the agricultural work vehicle while ensuring stability.
A01B 69/00 - Steering of agricultural machines or implementsGuiding agricultural machines or implements on a desired track
B60K 17/06 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing
B60T 7/12 - Brake-action initiating means for automatic initiationBrake-action initiating means for initiation not subject to will of driver or passenger
39.
CONNECTOR AND CONNECTOR ASSEMBLY INCLUDING THE SAME
A connector and a connector assembly including the same are disclosed. The connector and the connector assembly including the same according to an aspect of the present disclosure is configured such that an interior solder overflow preventer of the connector may be accommodated in a displacement space of a counterpart connector.
The present invention is directed to an agricultural work vehicle and a method of controlling the same. According to the present invention, a set vehicle speed may be varied while maintaining a constant-speed driving mode, and the control of the hydrostatic transmission is performed to maintain the set vehicle speed, thereby improving the convenience of use and utilization rate of an agricultural work vehicle.
A connector comprising a plug connector and a receptacle connector coupled and electrically connected to the plug connector is disclosed. The plug connector comprises: a plug insulator having a length in a first direction and a width in a second direction perpendicular to the first direction; a plurality of plug contacts coupled to the plug insulator and arranged to be spaced apart from each other along the first direction; and a plug shield which covers an edge of the plug insulator and is coupled to the plug insulator. The plug shield comprises a pair of first plug shield sidewalls forming side surfaces in the first direction, and a pair of second plug shield sidewalls forming side surfaces in the second direction, wherein at least a portion of the second plug shield sidewalls may be formed to have a lower height than the first plug shield sidewalls.
A work vehicle (100) may be provided according to the present invention, the work vehicle (100) comprising: a power source (110) for generating power; a hydrostatic transmission (120) receiving the power from the power source (110) so as to adjust and output torque; a drivetrain (130) receiving the power outputted by the hydrostatic transmission (120) so as to enable moving forward and backward; a connection device (140) receiving the power generated by the power source so as to operate a connected work machine (WM); and a control device (150) for controlling the hydrostatic transmission (120) and the connection device (140).
The present invention relates to a system for operating a battery of an electric work vehicle. According to one embodiment of the present invention, a battery operation system (110) of an electric work vehicle (100) may be provided, the battery operation system comprising: a battery (111) for supplying power; a battery management device (112) for tracking the state of charge (SoC) of the battery (111) and managing the discharge of the battery; a power distribution device (113) for distributing the power of the battery (111) to associated electrical components (120); and a control device (114) for receiving information about the SoC of the battery (111) from the battery management device (112) and controlling the power distribution device (113) in one of a normal operation mode or an emergency operation mode.
B60L 58/10 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
45.
AGRICULTURAL WORK VEHICLE AND METHOD FOR GENERATING AUTONOMOUS WORK PATH THEREOF
Provided is a method for generating an autonomous work path of an agricultural work vehicle, the method comprising the steps of: acquiring boundary information of a work site; dividing the work site into a plurality of sections on the basis of the boundary information of the work site, wherein each of the plurality of sections includes a plurality of unit work sections; determining work sequences of the plurality of unit work sections included in each of the plurality of sections; and generating straight paths and rotational paths on the basis of the determined work sequences, wherein the straight paths are center lines of the respective unit work sections, and the rotational paths are paths for moving between the straight paths of adjacent work sequences.
The present invention relates to a speaker mounting structure of an agricultural work vehicle. The present invention provides an agricultural work vehicle comprising: a speaker for providing sound to a boarding space; an installation board on which the speaker can be mounted; and a fastening member for mounting the speaker on the installation board with a top ceiling included in a cabin provided therebetween. According to the present invention, a worker has easy access to the speaker, and the convenience in assembly and maintenance can be ensured.
B60R 11/02 - Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the likeArrangement of controls thereof
The present invention relates to a towing device for an agricultural tractor capable of securing sufficient durability to withstand a load applied by a working machine. The present invention provides a towing device for an agricultural tractor, comprising a support installed at a rear end portion of the agricultural tractor and supporting at least a portion of a drawbar, wherein the support comprises a plurality of reinforcing members connecting and coupled between a first support and a second support, and at least one of a coupling portion between an upper end portion of each of the plurality of reinforcing members and the first support and a coupling portion between a lower end portion of each of the plurality of reinforcing members and the second support is coupled by fastening a fastening means. According to the present invention, stable towing is possible even when a high-load working machine is mounted, and work efficiency can be improved.
A01B 59/00 - Devices specially adapted for connection between animals or tractors and agricultural machines or implements
A01B 59/04 - Devices specially adapted for connection between animals or tractors and agricultural machines or implements for machines pulled or pushed by a tractor
A01B 51/04 - Undercarriages specially adapted for mounting-on various kinds of agricultural tools or apparatus drawn by animal or tractor
The present invention relates to a technology for controlling transmission of an agricultural work vehicle. A transmission control method for an agricultural work vehicle according to the present invention has a first control section and a second control section having different rates of change of pressure (hereinafter referred to as pressing force) applied to disks of a multi-plate clutch during an engagement process of the multi-plate clutch. In the first control section, a proportional control valve is controlled such that the pressing force increases with an average rate of change smaller than a rate of change of displacement of an operation pedal, and in the second control section, the proportional control valve is controlled such that the rate of change of the pressing force is greater than that in the first control section. When the present invention is applied, impact that may occur during a transmission process can be reduced.
B60K 23/02 - Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for main transmission clutches
F16D 23/12 - Mechanical clutch-actuating mechanisms arranged outside the clutch as such
49.
AGRICULTURAL WORK VEHICLE EQUIPPED WITH FRONT CAMERA
Provided is an agricultural work vehicle comprising: a front camera that is installed on an inner side of a front hood of the agricultural work vehicle so as to be inclined downward at a predetermined angle (θ) relative to the horizontal direction toward the front; and a coupling module that couples the front camera to the front hood so that the front camera is inclined downward at the predetermined angle (θ) relative to the horizontal direction.
B60R 1/24 - Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view in front of the vehicle
H04N 7/18 - Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
B60R 11/04 - Mounting of cameras operative during driveArrangement of controls thereof relative to the vehicle
The present disclosure is directed to a union bolt for reducing fluid pressure noise. The union bolt according to the present disclosure has a mounting chamber capable of accommodating a silencer therein, and the silencer is mounted in the mounting chamber. According to the present disclosure, the union bolt contains the silencer therein, so that the noise caused by fluid pressure can be reduced and the assembly efficiency of a fluid pressure line can be improved.
Provided is an agricultural work vehicle comprising: a joystick that receives a user command for controlling work using a work machine attached to an agricultural work vehicle and driving of the agricultural work vehicle; a mode shift switch operated by a user for shifting between a work mode and a driving mode, wherein the work mode is a mode for controlling work using the work machine to perform a predetermined work, and the driving mode is a mode for controlling the driving of the agricultural work vehicle; and a control unit that controls an actuator corresponding to the received user command on the basis of an activated mode between the work mode and the driving mode.
A01B 69/00 - Steering of agricultural machines or implementsGuiding agricultural machines or implements on a desired track
A01B 76/00 - Parts, details or accessories of agricultural machines or implements, not provided for in groups
B60K 26/02 - Arrangement or mounting of propulsion-unit control devices in vehicles of initiating means or elements
G05G 9/047 - Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks
G05G 1/04 - Controlling members for hand-actuation by pivoting movement, e.g. levers
52.
AUTONOMOUS VEHICLE AND OBJECT DETECTION METHOD THEREFOR
Provided is an object detection method for an autonomous vehicle, comprising the steps of: measuring a steering angle of a front wheel; selecting one object detection range from among a plurality of predetermined object detection ranges on the basis of the measured steering angle of the front wheel; and detecting an object in the vicinity of the autonomous vehicle on the basis of the selected object detection range.
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
Disclosed is an agricultural work management method comprising the steps of: receiving location information and identifier information on one or more workpieces from a first agricultural work vehicle; generating first work data, including a first work path and information on a work target of a second agricultural work vehicle among the one or more workpieces, on the basis of the location information and the identifier information on the one or more workpieces; and transmitting the first work data to the second agricultural work vehicle.
A01B 69/04 - Special adaptations of automatic tractor steering, e.g. electric system for contour ploughing
A01F 15/08 - Baling presses for straw, hay or the like Details
G05D 1/248 - Arrangements for determining position or orientation using signals provided by artificial sources external to the vehicle, e.g. navigation beacons generated by satellites, e.g. GPS
G05D 105/15 - Specific applications of the controlled vehicles for harvesting, sowing or mowing in agriculture or forestry
The present invention relates to a power-generating apparatus for an agricultural electric tractor. According to the present invention, the power-generating apparatus for an agricultural electric tractor comprises: a first motor; a second motor; a reducer for reducing the rotational speed of rotary shafts according to the operation of the first motor and the second motor and outputting the reduced rotational speed; and a hydraulic pump for generating hydraulic power with rotational power, the rotational speed of which is reduced by the reducer. The reducer includes two reduction mechanisms for performing speed reduction independently of each other and a case for accommodating and supporting the two reduction mechanisms. The present invention, if applied, makes it possible to manufacture an electric tractor using a transmission for an internal combustion engine without developing a transmission dedicated to the electric tractor.
F16H 57/04 - Features relating to lubrication or cooling
F16H 1/22 - Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shaftsToothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with arrangements for dividing torque between two or more intermediate shafts
H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
The present invention relates to an endless rubber track and a joint for an endless track. According to the present invention, a wire segment of a joint and a rubber segment of a rubber part can form one single track, and single tracks may be connected to each other through a connector so as to form an endless track. When the present invention is applied, there is an advantage in that the internal force and resource utilization rate of the endless rubber track are improved.
The present invention relates to an agricultural tractor. According to the present invention, an outward duct capable of supplying temperature-controlled air to a worker working outside is provided. The present invention improves work efficiency by supplying temperature-controlled air to the worker working outside.
A plug connector, a receptacle connector, and a connecting are provided, in which the plug connector and receptacle connector according to the present disclosure have a plug shielder and a receptacle shielder to shield plug contacts and receptacle contacts from external noise, and pursue the stable coupling of the plug shielder and the receptacle shielder to power area portions in which power contacts are installed while having checking windows for checking states of soldering with circuit boards.
A receptacle connector is disclosed. The receptacle connector according to one aspect of the present invention comprises: an insulating part; a contact part which electrically connects a plug connector and a substrate, and which includes a plurality of first contacts arranged on the upper surface of the insulating part and a plurality of second contacts arranged on the lower surface of the insulating part; a shell which forms an opening, and which is coupled to the insulating part while accommodating the insulating part therein; a cover coupled to the outside of the shell so as to encompass same; and an EMC pad which is coupled to the insulating part and which electromagnetically shields the contact part, wherein the EMC pad can include: a contact part having an upper contact part arranged on the upper surface of the insulating part and a lower contact part arranged on the lower surface of the insulating part; a body part which seamlessly connects one end of each of the upper contact part and the lower contact part, and which has a closed-curve shape; and a fixing part that includes an upper fixing part extending from the body part in the direction away from the upper contact part, and a lower fixing part extending from the body part in the direction away from the lower contact part.
According to an aspect of the present invention, a receptacle connector may comprise: a contact unit electrically connecting a plug connector to a substrate, and arranged on the bottom surface of an insulating unit; an EMC pad for shielding the contact unit; and a cover. The EMC pad may comprise: a contact portion; a body portion seamlessly connecting one end of the contact portion; and a potting member extending from the body portion in an opposite direction to the contact unit to surround the outer circumferential surface of the insulating unit, the potting member having a potting area therein.
There present disclosure relates to a hydraulic apparatus for an agricultural work vehicle, the hydraulic apparatus including: a hydraulic passage, and an oil tank configured to store hydraulic oil supplied to the hydraulic passage; a hydraulic pump configured to supply the hydraulic oil to the hydraulic passage; an oil supply conduit disposed on the hydraulic passage, and configured to connect the oil tank and the hydraulic pump to each other; an oil return conduit disposed on the hydraulic passage, connected to the oil tank at one end thereof, and configured to guide the hydraulic oil to the oil tank; and an air drain conduit formed such that one end thereof is connected to the oil supply conduit and the other end thereof is connected to the oil return conduit, and configured to guide air, contained in hydraulic oil flowing through the oil supply conduit, to the oil return conduit.
The present disclosure is directed to an agricultural tractor. In an agricultural tractor according to the present disclosure, a steering unit is coupled to a coupling target in a power supply room. According to the present disclosure, the efficiency of the assembly of a cabin and a transmission is maintained, and also vibration and noise are reduced in a boarding space.
The present invention relates to a battery management system and method for an agricultural electric vehicle. According to the present invention, when charging a high-voltage battery, it is possible to check the voltage of a low-voltage battery, and activate or deactivate a voltage converter on the basis of the checked voltage value, thereby increasing the charging speed of the high-voltage battery.
B60L 58/20 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having different nominal voltages
66.
BATTERY MANAGEMENT SYSTEM AND METHOD FOR AGRICULTURAL ELECTRIC VEHICLE
The present invention relates to a battery management technology for an agricultural electric vehicle. A battery management system for an agricultural electric vehicle according to the present invention may identify the voltage of a low-voltage battery when charging a high-voltage battery, and activate or deactivate a voltage converter on the basis of the identified voltage value, thereby increasing the charging speed of the high-voltage battery.
B60L 58/20 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having different nominal voltages
H02M 3/156 - Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
A connector is disclosed. A connector according to one aspect of the present disclosure may comprise: a plug insulation body having a length in a first direction and a width in a second direction orthogonal to the first direction; and a plurality of plug contacts coupled to the plug insulation body, coupled to a plurality of receptacle contacts provided on a receptacle member to be electrically connected, respectively, and arranged to be spaced apart from each other along the first direction, wherein any one of each pair of the plug contacts arranged to be adjacent to each other is in contact with a first receptacle contact portion operatively movably provided on the receptacle contact at one side in the second direction, and the other thereof is in contact with the first receptacle contact portion at the other side in the second direction.
The present invention relates to a path generation method, a program, and a recording medium in an agricultural work vehicle capable of autonomous driving. According to the present invention, the method includes: a first path generation step of generating a first autonomous driving path (10) which is an autonomous driving path in a first work area (WA1); a connecting path generation step of generating an autonomous driving connecting path (20) which is an autonomous driving path connected from an end point (10t) of the first autonomous driving path (10) to a start point (30s) of a second autonomous driving path (30) which is an autonomous driving path in a second work area (WA2); and a second path generation step
A method for generating a pressure profile for an agricultural work vehicle is provided. The method comprises the steps of: receiving an operation mode input for selecting an operation mode of the agricultural work vehicle; generating a basic pressure profile when the selected operation mode is a basic mode; generating a work pressure profile when the selected operation mode is a work mode; and controlling a hydraulic clutch of the agricultural work vehicle on the basis of the generated pressure profile.
The present invention relates to technology for controlling the travelling of an agricultural tractor. The present invention provides a control system of the agricultural tractor, in which: a brake device is controlled to operate in either a first mode or a second mode; in the first mode, at least one of the first brake or the second brake in the brake device operates according to manipulation information input by a user manipulation; and in the second mode, at least one of the first brake or the second brake in the brake device operates on the basis of a predefined control algorithm. The present invention has the effect of ensuring that control is appropriately performed according to the work environment and guaranteeing high-precision control.
B60T 8/24 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle inclination or change of direction, e.g. negotiating bends
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
The present invention relates to a chassis of an agricultural electric tractor. The chassis of an agricultural electric tractor, according to the present invention, has a front frame for supporting a battery and a rear frame to which a driving motor is coupled, wherein the front frame and the rear frame are fixed by a separate fixing means. According to the present invention, manufacturability and transportability of the chassis are improved.
B62D 21/18 - Understructures, i.e. chassis frame on which a vehicle body may be mounted characterised by the vehicle type and not provided for in groups
B62D 21/03 - Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members transverse members providing body support
The present invention relates to a power transmission technology of an electric tractor for agriculture. According to the present invention, a power transmission device is disposed between a drive motor and a transmission, and the power transmission device forms a first transmission path through which a rotational force of the drive motor is transmitted to the transmission and a second transmission path through which a rotational force of the drive motor is transmitted to a hydraulic pump. When the present invention is applied thereto, a separate inverter and electric motor for operating an actuator such as a hydraulic pump can be omitted so that the production cost thereof is reduced.
A01B 71/00 - Construction or arrangement of setting or adjusting mechanisms, of implement or tool drive or of power take-offMeans for protecting parts against dust, or the likeAdapting machine elements to or for agricultural purposes
A01B 63/10 - Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
79.
POWER MANAGEMENT SYSTEM OF AGRICULTURAL ELECTRIC WORKING VEHICLE AND RELAY CONTROL METHOD
The present invention relates to a relay control technology of an agricultural electric working vehicle. A power management system for an agricultural electric working vehicle, according to the present invention, comprises: a first relay module provided in a battery pack; a second relay module provided in a power distributor; and a general controller controlling the second relay module to be turned off and then the first relay module to be turned off when the power management system is switched to a power off state by a key off command or a failure. According to the present invention, damage to the first relay module in the battery pack is suppressed, thereby minimizing the repair of the battery pack.
B60L 3/04 - Cutting-off the power supply under fault conditions
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60L 58/10 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
patents
