12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
(1) Bicycle brakes; bicycle derailleurs; bicycle handlebar grips; bicycle bells; bicycle horns; brake shoes for bicycles; bicycle wheels; brake levers for bicycles; bicycle wheels, rims and structural parts therefor; bicycles; brake discs; brake discs for land vehicles; bicycle disc brake pads; brake pads for land vehicles; electric bicycles; hydraulic disc brakes for bicycles; hydraulic rim brakes for bicycles
12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
(1) Bicycle brakes; bicycle derailleurs; bicycle handlebar grips; bicycle bells; bicycle horns; brake shoes for bicycles; bicycle wheels; brake levers for bicycles; bicycle wheels; bicycle wheels, rims and structural parts therefor; bicycles; brake discs; brake discs for land vehicles; bicycle disc brake pads; brake pads for land vehicles; electric bicycles; hydraulic disc brakes for bicycles; hydraulic rim brakes for bicycles
12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
(1) Bicycle brakes; bicycle derailleurs; bicycle handlebar grips; bicycle bells; bicycle horns; brake shoes for bicycles; bicycle wheels; brake levers for bicycles; bicycle wheels; bicycle wheels, rims and structural parts therefor; bicycles; brake discs; brake discs for land vehicles; bicycle disc brake pads; brake pads for land vehicles; electric bicycles; hydraulic disc brakes for bicycles; hydraulic rim brakes for bicycles
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Huang, Po-Hsien
Wang, Tzu-Chang
Abstract
The disclosure provides an anti-lock brake device including an oil pressure tank, a valve, and a movable component. The oil pressure tank has an accommodation space, an oil inlet channel, and an oil outlet channel connected to the accommodation space. The valve is slidably located in the oil inlet channel and for sealing or opening an oil inlet of the oil inlet channel. The movable component is located in the accommodation space and has a connecting channel corresponding to the oil inlet and an oil outlet of the oil outlet channel. When the movable component is slid to a depressurized position, the movable component is moved away from the valve for sealing the oil inlet, a first volume is produced between the connecting channel and the oil inlet, and a second volume, smaller than the first volume, is removed from between the connecting channel and the oil outlet.
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 8/176 - Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS
B62L 3/02 - Brake-actuating mechanismsArrangements thereof for control by a hand lever
F16K 1/12 - Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with streamlined valve member around which the fluid flows when the valve is opened
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Liao, Bo-Yi
Abstract
A bicycle rear derailleur includes a base component, a movable component, a linkage assembly, a chain guide, a driving assembly and a clutch mechanism. The linkage assembly includes a first link and a second link. Two opposite sides of the first link are connected to the base component and the movable component via a first shaft and a second shaft. Two opposite sides of the second link are connected to the base component and the movable component via a third shaft and a fourth shaft. The chain guide is disposed on the movable component. The driving assembly is disposed on the first link and configured to drive the first shaft. The clutch mechanism is movably disposed at a position where the first shaft is connected to the base component. The clutch mechanism is configured to connect or disconnect a transmission relationship between the first shaft and the base component.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Yang, Chia-Hao
Lin, Hung-Jui
Abstract
A bicycle rear derailleur includes a base component, a movable component, a linkage assembly, a chain guide and a transmission assembly. The linkage assembly is pivotably connected to the base component and the movable component. The chain guide is pivotably disposed on the movable component. The transmission assembly is disposed on the linkage assembly. The transmission assembly comprises a driving source, a circuit board and a sensor, the driving source is configured to provide a power to the movable component to drive the movable component to move relative to the base component, the circuit board is electrically connected to the driving source, the circuit board has a first surface and a second surface located opposite to each other, the sensor is disposed on the circuit board, and the first surface and the second surface pass through the sensor.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chuang, Hsun-Yu
Lin, Hung-Jui
Abstract
A pairing method is adapted for a first bicycle assembly and a second bicycle assembly. The pairing method includes driving the first bicycle assembly to perform a self-check procedure and determining whether the first bicycle assembly passes the self-check procedure. If yes, completing pairing between the first bicycle assembly and the second bicycle assembly. If no, not completing pairing between the first bicycle assembly and the second bicycle assembly.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Liao, Bo-Yi
Abstract
A bicycle control device is configured to be mounted on a handlebar and control a bicycle component. The bicycle control device includes a casing, a first switch assembly and a first lever. The casing is configured to be mounted on the handlebar and having an accommodation space. The first switch assembly is disposed in the accommodation space of the casing and configured to be electrically connected to the bicycle component. The first lever is pivotally disposed on the casing so as to be pivotable along a first direction to activate the first switch assembly and be pivotable along a second direction opposite to the first direction to activate the first switch assembly.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Wang, Tzu-Chang
Huang, Po-Hsien
Abstract
A brake system includes a first and a second hydraulic brake assembly, a first and a second switch and a first electronic brake assembly. The first hydraulic brake assembly includes a first brake caliper and a first brake lever connected to each other. The second hydraulic brake assembly includes a second brake caliper and a second brake lever connected to each other. The first switch is activated by the first brake lever when the first brake lever is operated. The second switch is activated by the second brake lever when the second brake lever is operated. The first electronic brake assembly is connected to the second hydraulic brake assembly. The first electronic brake assembly controls an oil pressure applied to the second brake caliper according to whether the first switch and the second switch are activated.
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 8/1766 - Proportioning of brake forces according to vehicle axle loads, e.g. front to rear of vehicle
B60T 8/34 - 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 having a fluid pressure regulator responsive to a speed condition
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Liao, Bo-Yi
Hung, Pei-Hsuan
Abstract
A bicycle rear derailleur is configured to be mounted on a wheel shaft on a bicycle frame. The bicycle rear derailleur includes a base component, a movable component, a linkage assembly, a chain guide, and a mount assembly. The base component is configured to be mounted on the bicycle frame. Two opposite ends of the linkage assembly are pivotally disposed on the base component and the movable component respectively. The chain guide is pivotally disposed on the movable component. The mount assembly includes an adapter, a bushing, and a fastener. The adapter is configured to be fixed on the bicycle frame. The base component is stacked on the adapter. The bushing is configured to be disposed through the bicycle frame, the adapter and the base component and is configured for an insertion of the wheel shaft. The fastener is fastened on the bushing.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Wu, Tzung Ye
Liao, Bo-Yi
Abstract
The disclosure provides a bicycle front derailleur including a fixed component, a chain guide, a first link, a second link, and a driving assembly. Two opposite ends of the first link are respectively disposed on the fixed component and the chain guide. The two opposite ends of the second link are respectively disposed on the fixed component and the chain guide. The driving assembly includes a driving shaft, a push component, an output gear and a power source. The push component and the output gear are fixed on the driving shaft, the power source is disposed on the fixed component and connected to the output gear, the push component is in contact with the first link, and the power source is configured to drive the push component to pivot the first link with respect to the fixed component via the output gear and the driving shaft.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chu, En-Liang
Abstract
A bicycle brake lever includes a main body, a brake assembly, and a valve. The main body includes a casing and a cover mounted on the casing. The casing has a storage chamber and a hydraulic chamber. The brake assembly includes a lever, a link, and a piston. The lever is pivotally disposed on the casing, the link connects the lever and the piston, the link is disposed through the cover, the piston is movably located in the hydraulic chamber and has an inner channel in fluid communication with the storage chamber. The valve is movably disposed on the casing. The valve is partially located in the hydraulic chamber. When the piston is moved from an initial position to a sealed position, the valve blocks the inner channel of the piston, such that the hydraulic chamber is not in fluid communication with the storage chamber.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Chen, Chao-Kung
Chao, Wei-Cheng
Abstract
A bicycle braking and parking device includes a casing, two brake pads, a locking pin, and an electromagnetic driver. The casing has an accommodation space and two pistons located at two opposite sides of the accommodation space. The accommodation space can accommodate part of a brake disk. The brake pads are located at the accommodation space and located between the pistons. The pistons can push the brake pads, and the brake pads can clamp the brake disk. The locking pin is movably disposed on the casing. The electromagnetic driver can force the locking pin to move between a released position and a locked position. when the locking pin is in the released position, the locking pin is separated from the brake disk. When the locking pin is in the locked position, the locking pin is inserted into the brake disk to limit a motion of the brake disk.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Liao, Bo-Yi
Abstract
A bicycle braking and locking mechanism is configured to be mounted on a handlebar. The bicycle braking and locking mechanism includes a brake assembly, a first driving component, and a second driving component. The brake assembly includes a main body, a piston, and a link. The main body is configured to be mounted on the handlebar and has a pressure chamber, the piston is movably located in the pressure chamber, and the link is connected to the piston. The link is configured to be selectively driven by the first driving component or the second driving component so as to move the piston with respect to the pressure chamber.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chu, En-Liang
Abstract
A bicycle hydraulic assembly includes a casing, a first piston, and a second piston. The casing has a hydraulic chamber, an inlet channel, and an outlet channel connected to the hydraulic chamber. The first piston is located in the hydraulic chamber. The second piston is sleeved on the first piston. The second piston has a first end portion and a second end portion opposite to each other. The first end portion is wider than the second end portion located farther away from the inlet channel than the first end portion. When the first piston is moved a distance smaller than a threshold distance, the first piston is moved relative to the second piston while the second piston is stationary relative to the casing. When the first piston is moved a distance greater than the threshold distance, the first piston forces the second piston to move relative to the casing.
B62L 3/02 - Brake-actuating mechanismsArrangements thereof for control by a hand lever
F15B 15/14 - Fluid-actuated devices for displacing a member from one position to anotherGearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Liao, Bo-Yi
Yang, Chia-Hao
Hsu, Ting Hao
Abstract
A bicycle head is configured to be mounted on a bicycle frame. The bicycle head includes a vertical tube, a stem, a handlebar, a first brake lever, and a shift control box. One end of the stem is mounted on the vertical tube. The handlebar is fixed to another end of the stem. The first brake lever assembly is mounted on the handlebar. The first brake lever assembly includes a main body, a brake assembly, a shift switch, and a battery. The brake assembly and the battery are disposed on the main body, and the shift switch is disposed on the brake assembly. The shift control box is disposed on one of the vertical tube, the stem, and the handlebar and electrically connected to the battery and the shift switch.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Jr., Szu-Fang
Liao, Bo-Yi
Abstract
A bicycle rear derailleur includes a seat assembly, a movable component, a linkage assembly, and a chain guide. The seat assembly includes a first seat body, a second seat body, and a shaft. The shaft is disposed through the first seat body and the second seat body and configured to be mounted on the bicycle frame, and the second seat body is configured to connect the first seat body with the bicycle frame. The linkage assembly connects the movable component with the first seat body. The chain guide is pivotably disposed on the movable component. The first seat body is movable towards or away from the second seat body along a central line of the shaft.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Calendrille, Jr., John L.
Tsai, Chung-Sheng
Abstract
A shift operating device includes a frame body, a cable spool assembly, a first elastic component, an upshift lever, a driving pawl, a positioning pawl, a movable component, and a downshift lever. The cable spool assembly is disposed on the frame body. The first elastic component can force the cable spool assembly to rotate along a first direction. The upshift lever can rotate the cable spool assembly along a second direction by the driving pawl. The positioning pawl is disposed on the frame body and engaged with the cable spool assembly. The movable component is linearly and movably disposed on the frame body and in contact with the positioning pawl. The downshift lever is disposed on the frame body and in contact with the movable component. When the downshift lever is pivoted, the downshift lever forces the movable component to detach the positioning pawl from the cable spool assembly.
G05G 1/04 - Controlling members for hand-actuation by pivoting movement, e.g. levers
B62M 25/04 - Actuators for gearing speed-change mechanisms specially adapted for cycles with mechanical transmitting systems, e.g. cables, levers hand actuated
F16C 1/18 - Arrangements for transmitting movement to or from the flexible member in which the end portion of the flexible member is laid along a curved surface of a pivoted member
G05G 1/01 - Arrangements of two or more controlling members with respect to one another
G05G 5/05 - Means for returning or tending to return controlling members to an inoperative or neutral position, e.g. by providing return springs or resilient end-stops
31.
CONTROL METHOD FOR ANTI-LOCK BRAKE DEVICE AND ANTI-LOCK BRAKE ASSEMBLY FOR BICYCLE
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Huang, Po-Hsien
Wang, Tzu-Chang
Abstract
A control method for bicycle anti-lock brake device includes determining whether a wheel deceleration of the bicycle is larger than or equal to a deceleration threshold. When the wheel deceleration of the bicycle is determined to be smaller than the deceleration threshold, the anti-lock brake device of the bicycle is inactivated. When the wheel deceleration of the bicycle is determined to be larger than or equal to the deceleration threshold, determining whether a wheel speed of the bicycle is larger than or equal to a wheel speed threshold. When the wheel speed of the bicycle is determined to be larger than or equal to the wheel speed threshold, the anti-lock brake device of the bicycle is activated. when the wheel speed of the bicycle is determined to be smaller than the wheel speed threshold, the anti-lock brake device of the bicycle is inactivated.
B60T 8/1761 - Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS responsive to wheel or brake dynamics, e.g. wheel slip, wheel acceleration or rate of change of brake fluid pressure
B62L 3/02 - Brake-actuating mechanismsArrangements thereof for control by a hand lever
B60T 8/17 - Using electrical or electronic regulation means to control braking
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
32.
Method of replacing a component of a bicycle wireless controlling system and bicycle component and portable device applying the same
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chuang, Hsun-Yu
Abstract
This disclosure relates to a method of replacing a component of a bicycle wireless controlling system that includes the following steps: obtaining a first identification code related to a first component of the bicycle wireless controlling system by a portable device, wherein the first component is configured to be in communication connection with at least one another component of bicycle wireless controlling system through the first identification code; writing the first identification code into a second component by the portable device; and sending out the first identification code by the second component to be in communication connection with the at least one another component through the first identification code.
H04L 41/084 - Configuration by using pre-existing information, e.g. using templates or copying from other elements
H04L 41/0806 - Configuration setting for initial configuration or provisioning, e.g. plug-and-play
H04L 41/085 - Retrieval of network configurationTracking network configuration history
H04W 4/18 - Information format or content conversion, e.g. adaptation by the network of the transmitted or received information for the purpose of wireless delivery to users or terminals
B62M 9/132 - Front derailleurs electrically or fluid actuatedControls thereof
B62M 9/122 - Rear derailleurs electrically or fluid actuatedControls thereof
G06K 19/06 - Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Yang, Chia-Hao
Chuang, Hsun-Yu
Abstract
A bicycle component comprises a main body and a controller. The main body comprises an attaching portion configured to attach to a bicycle. The controller is disposed in the main body, wherein the controller is configured to electrically connect to one of a first power source and a second power source, the first power source and the second power source are different in an electricity characteristic, and the controller comprises: a power detecting module configured to determine whether a power received by the controller is from the first power source or the second power source; and a wireless transmission module electrically connecting to the power detecting module, wherein the wireless transmission module performs a pairing procedure when the power detecting module determines that the power received by the controller is from the first power source.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chuang, Hsun-Yu
Lin, Hung-Jui
Liao, I-Chun
Abstract
A method for controlling a derailleur in low battery remaining capacity includes determining whether a remaining capacity of a first battery of the derailleur is smaller than or equal to a first derailleur battery threshold. When the remaining capacity of the first battery is determined to be smaller than or equal to the first derailleur battery threshold, at least one of gear positions of the derailleur is invalided and non-selectable by the derailleur.
B62M 9/122 - Rear derailleurs electrically or fluid actuatedControls thereof
B62J 43/10 - Arrangements of batteries for propulsion
B62J 45/41 - Sensor arrangementsMounting thereof characterised by the type of sensor
B62M 9/12 - Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels selectively engaged by the chain, belt, or the like the chain, belt, or the like being laterally shiftable
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chuang, Hsun-Yu
Abstract
A derailleur shifting system comprise a front derailleur, a rear derailleur, an operating device and a controller. The front derailleur is configured to be controlled to shift among front gear positions. The rear derailleur is configured to be controlled to shift among rear gear positions. The operating device is configured to generate an operational instruction associated with one or both of the front derailleur and the rear derailleur. The controller is configured to control one or both of the front derailleur and the rear derailleur to shift according to the operational instruction, an estimated gear position table and a gear position control table. The estimated gear position table comprises an estimated front gear position of the front derailleur and an estimated rear gear position of the rear derailleur, and the gear position control table comprises matching relationships between the front gear positions and the rear gear positions.
F16H 61/02 - Control functions within change-speed- or reversing-gearings for conveying rotary motion characterised by the signals used
B62M 25/08 - Actuators for gearing speed-change mechanisms specially adapted for cycles with electrical or fluid transmitting systems
B62M 9/12 - Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels selectively engaged by the chain, belt, or the like the chain, belt, or the like being laterally shiftable
36.
Derailleur position setting system and method thereof
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Liao, Bo-Yi
Chuang, Hsun-Yu
Abstract
A derailleur position setting method is adaptable to a bicycle. The method comprises sending an adjustment instruction to a driver by the controller, setting the derailleur to a gear position according to the adjustment instruction by the driver, sending an encoded value corresponding to the gear position to a mobile device by the controller, and sending a position table to the controller according to the encoded value by the mobile device, wherein the position table comprises a plurality of position parameters, each position parameter indicates a designated gear position to which the derailleur is allowable to be set.
B62M 9/122 - Rear derailleurs electrically or fluid actuatedControls thereof
H04M 1/72415 - User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories for remote control of appliances
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Liao, Bo-Yi
Tsai, Szu-Fang
Abstract
The disclosure provides a bicycle front derailleur configured to be mounted on a bicycle frame. The bicycle front derailleur includes a fixed component, a chain guide, a linkage assembly, and an adjustment component. The fixed component is configured to be mounted on the bicycle frame. Two opposite ends of the linkage assembly are respectively and pivotably disposed on the fixed component and the chain guide. The adjustment component is pivotably disposed on the fixed component. The adjustment component is configured to press against the bicycle frame so as to adjust a position of the bicycle front derailleur with respect to the bicycle frame.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chen, Chao-Kung
Tsai, Po-Chien
Abstract
The disclosure provides a bicycle caliper including a casing assembly and a plurality of pistons. The casing assembly has a first fluid inlet, a second fluid inlet, a first fluid channel, a plurality of piston chambers, and a second fluid channel. The first fluid channel has a first connection opening and a second connection opening opposite to each other. The first connection opening and the second connection opening of the first fluid channel are respectively in fluid communication with the first fluid inlet and the second fluid inlet. The first fluid channel penetrates through the piston chambers. Two opposite openings of the second fluid channel are respectively in fluid communication with the first connection opening and the second connection opening of the first fluid channel, and the second fluid channel does not penetrate through the piston chambers. The pistons are respectively and movably disposed in the piston chambers.
F16D 55/228 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a separate actuating member for each side
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chen, Chao-Kung
Abstract
A bicycle braking system includes a lever assembly, a parking brake mechanism, and a positioning assembly. The lever assembly includes a housing and a brake lever pivotably disposed on the housing. The housing has a first positioning structure, and the brake lever has an engagement portion. The parking brake mechanism includes a control handle pivotably disposed on the housing so as to be engaged or disengaged with the engagement portion. The positioning assembly includes a positioning handle pivotably disposed on the control handle and having a locked position and an unlocked position. when the positioning handle is in the locked position, the positioning handle is positioned at the first positioning structure so as to stop the control handle from be pivoted with respect to the housing. When the positioning handle is in the unlocked position, the positioning handle is removed from the first positioning structure.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Liao, Bo-Yi
Chuang, Hsun-Yu
Abstract
The disclosure provides a bicycle caliper control method. The bicycle caliper control method is configured to control a rear caliper and a front caliper of a bicycle. The bicycle caliper control method includes: when a first brake lever of the bicycle is squeezed, the first brake lever activates the rear caliper and the front caliper; and when a second brake lever of the bicycle is squeezed, the second brake lever activates the rear caliper.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Hsieh, Chia-Wen
Abstract
The disclosure provides a bicycle head. The bicycle head includes a head assembly and a control assembly. The head assembly includes a handlebar and a stem. The handlebar is mounted on the stem. The control assembly includes a casing, a first circuit board, an antenna and a battery. The casing is pivotably disposed at a portion where the handlebar is mounted on the stem. The first circuit board, the antenna and the battery are electrically connected to one and another, and at least one of the first circuit board, the antenna and the battery is located in the casing.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Huang, Po-Hsien
Wang, Tzu-Chang
Abstract
The disclosure provides an anti-lock brake device including an oil pressure tank, a valve, and a movable component. The oil pressure tank has an accommodation space, an oil inlet channel, and an oil outlet channel connected to the accommodation space. The valve is slidably located in the oil inlet channel and for sealing or opening an oil inlet of the oil inlet channel. The movable component is located in the accommodation space and has a connecting channel corresponding to the oil inlet and an oil outlet of the oil outlet channel. When the movable component is slid to a depressurized position, the movable component is moved away from the valve for sealing the oil inlet, a first volume is produced between the connecting channel and the oil inlet, and a second volume, smaller than the first volume, is removed from between the connecting channel and the oil outlet.
F16K 1/12 - Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with streamlined valve member around which the fluid flows when the valve is opened
B62L 3/02 - Brake-actuating mechanismsArrangements thereof for control by a hand lever
43.
Bicycle front derailleur and bicycle rear derailleur
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Wu, Tzung Ye
Liao, Bo-Yi
Abstract
The disclosure provides a bicycle front derailleur including a fixed component, a chain guide, a first link, a second link, and a driving assembly. Two opposite ends of the first link are respectively disposed on the fixed component and the chain guide. The two opposite ends of the second link are respectively disposed on the fixed component and the chain guide. The driving assembly includes a driving shaft, a push component, an output gear and a power source. The push component and the output gear are fixed on the driving shaft, the power source is disposed on the fixed component and connected to the output gear, the push component is in contact with the first link, and the power source is configured to drive the push component to pivot the first link with respect to the fixed component via the output gear and the driving shaft.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Wu, Tzung Ye
Abstract
The disclosure provides a chain guide assembly configured to be mounted on a linkage assembly of a bicycle derailleur. The chain guide assembly includes an inner plate, an outer plate, a first connecting bridge and a second connecting bridge. The outer plate is spaced apart from the inner plate. Two opposite sides of the first connecting bridge are respectively connected to the inner plate and the outer plate. Two opposite sides of the second connecting bridge are respectively connected to the inner plate and the outer plate. The inner plate, the outer plate, the first connecting bridge, and the second connecting bridge are made of a single piece. In addition, the disclosure also provides a bicycle derailleur having the chain guide assembly and a structural reinforcement sheet of the chain guide assembly.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chiang, Yen Hui
Calendrille, Jr., John L.
Abstract
The disclosure provides a fixing assembly for a bicycle rear derailleur including a mount seat, a fastener, a resistance applying component and a resistance controlling component. The mount seat has a through hole and an annular inner surface forming the through hole. The fastener is disposed through the through hole. The fastener has a threaded portion and a recess. The threaded portion is configured to be screwed into a bicycle frame to fix the mount seat. The resistance applying component is disposed on the fastener and located between the annular inner surface and the recess. The resistance controlling component is disposed on the recess of the fastener, and the resistance controlling component is movable towards the threaded portion along an axial direction of the fastener so as to force the resistance applying component to radially move outwards to press against the annular inner surface of the mount seat.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Liao, Bo-Yi
Huang, Yu-Ming
Wu, Tzung Ye
Abstract
The disclosure provides a bicycle front derailleur including a fixing component, a chain guiding component, a linkage assembly, a battery assembly, two terminals, a circuit board assembly and a driving module. Two opposite ends of the linkage assembly are respectively and pivotally disposed on the fixing component and the chain guiding component. The battery assembly includes a battery holder and a battery. The battery holder is disposed on the fixing component, and the battery holder has a battery slot. One terminal is disposed in the battery slot, and the battery is removably inserted into the battery slot and is electrically connected to the terminal. The circuit board assembly is disposed on the fixing component and electrically connected to the other terminal. The terminals are electrically connected to each other. The driving module is disposed on the fixing component and electrically connected to the circuit board assembly.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Liao, Bo-Yi
Huang, Yu-Ming
Hung, Pei-Hsuan
Abstract
The disclosure provides a bicycle rear derailleur including a linkage assembly, a chain guiding assembly, a first assembling component, a first elastic component and a locking mechanism. The linkage assembly is a four-link mechanism and includes a fixed component, a movable component, a first link and a second link. The chain guiding assembly is pivotably connected to the movable component. The first assembling component is pivotably connected to the movable component and disposed between the first assembling component and the chain guiding assembly. The opposite ends of the first elastic component are respectively fixed to the movable component and the first assembling component so as to provide a torque that allows the first assembling component to be pivotable with respect to the movable component.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Huang, Yu-Ming
Lin, Pao-Wen
Abstract
The disclosure provides a wear warning device including a caliper, two brake pads, an elastic component and a first switch. The caliper has two push parts. The two push parts are respectively disposed at a first wall surface and a second wall surface of the caliper. The brake pads are located between the two push parts. The elastic component includes two arm parts and a connection part located between the arm parts. The arm parts are respectively disposed on the brake pads. The first switch is located between the arm parts. When the brake pads are in a worn-out state and the push parts are moved toward each other to force the brake pads to clamp a brake disk and to force the two arm parts to move toward each other, one of the arm parts activates the first switch to produce a wear warning signal.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chu, En-Liang
Abstract
The disclosure provides a hydraulic switch including a casing, a first cable, a second cable, an electrically conductive piston and a first magnetic conductive component. The casing has a chamber and a liquid channel connected to the chamber. The first cable is disposed through the casing, and the first electrical connection portion of that is located in the chamber. The second cable is disposed through the casing, and a second electrical connection portion of that is located in the chamber. The electrically conductive piston movably is disposed in the chamber. When the electrically conductive piston is in an electrically connected position, the electrically conductive piston is in electrical contact with the first electrical connection portion and the second electrical connection portion. The first magnetic conductive component is configured to provide a magnetic force to move the electrically conductive piston toward an electrically disconnected position.
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
F16D 55/22 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
H01H 35/38 - Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by piston and cylinder
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Huang, Po-Hsien
Wang, Tzu-Chang
Abstract
The disclosure provides an anti-lock brake device including an oil pressure tank, a first piston and a second piston. The oil pressure tank has an internal space, an oil inlet and an oil outlet that are connected to one another. The first piston is slidably located in the internal space, and has a first oil channel penetrating a contact portion of the first piston and connected to the oil inlet. The second piston is slidably located in the internal space and includes a push portion, and an outer diameter of the push portion is smaller than that of the contact portion. When the second piston is in a closed position, a chamber having a first unoccupied volume is formed in the internal space. When the second piston is moved from the closed position to a depressurized position, the first volume of the chamber is increased to a second volume.
B60T 15/16 - Arrangements enabling systems to be controlled from two or more positions
B60T 8/36 - 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 having a fluid pressure regulator responsive to a speed condition including a pilot valve responding to an electromagnetic force
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Calendrille, Jr., John L.
Tsai, Chung-Sheng
Abstract
The disclosure provides a chain guide assembly including a movable member, a chain guide and a resistance applying assembly. The chain guide is pivotably disposed on the movable member. The resistance applying assembly includes a shaft seat, a first engagement component, a control component and a second engagement component. The shaft seat includes a seat portion and a flange portion. The seat portion is fixed on the chain guide. The flange portion is located at a side of the seat portion away from the chain guide and protrudes from the seat portion. The seat portion is disposed through the first engagement component. The first engagement component is clamped by the flange portion and the chain guide. The control component is disposed on the movable member. The second engagement component is pivotably disposed on the movable member and movable with the control component.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Liao, Bo-Yi
Huang, Yu-Ming
Abstract
The disclosure relates to a derailleur assembly including a connecting member, a power module, a linkage member, and a driving module. The power module includes a base body and a battery assembly, wherein the battery assembly is disposed on the base body. The linkage member is pivotably disposed on the base body via a first pivot shaft, and the linkage member is pivotably disposed on the connecting member via a second pivot shaft. The driving module includes a casing and a motor, wherein the casing is pivotably disposed on the base body via a third pivot shaft, the casing is pivotably disposed on the connecting member via a fourth pivot shaft, and the motor is disposed in the casing and is electrically connected to the battery assembly.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Liao, Bo-Yi
Huang, Yu-Ming
Abstract
The disclosure relates to a derailleur assembly including a base member, a movable member, a driving module and a power module he driving module includes a casing and a motor, wherein the casing is pivotably disposed on the base member via a first pivot shaft, the casing is pivotably disposed on the movable member via a second pivot shaft, and the motor is disposed in the casing. The power module includes a base body and a battery assembly, wherein the base body is pivotably disposed on the base member via a third pivot shaft, the base body is pivotably disposed on the movable member via a fourth pivot shaft, and the battery assembly is disposed on the base body and is electrically connected to the motor.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Liao, I-Chun
Abstract
The disclosure provides a brake and shift control assembly configured to be mounted on a bicycle handlebar. The bicycle handlebar includes two handlebar parts and a middle part connected to and located between the two handlebar parts. The brake and shift control assembly includes a brake module and a shift control module. The brake module is configured to be mounted on one of the handlebar parts. The shift control module includes an assembly seat, a circuit board assembly, a battery, and an antenna. The assembly seat is configured to be disposed on an end of one of the handlebar parts away from the middle part. The circuit board assembly is disposed in the assembly seat, and the battery and the antenna are disposed on the circuit board assembly.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chuang, Hsun-Yu
Lin, Pao-Wen
Abstract
An authorization pairing method is applicable to an electronic derailleur system for a bicycle, comprising: an authorization device broadcasting a authorization signal, and the first communication device and the second communication device respectively performing the first scanning process and the second scanning process, and each scanning process determine whether the authorization signal is obtained, the first communication device determines whether an identification code is obtained after obtaining the authorization signal, and the second communication device sends an identification code representing the identity after obtaining the authorization signal, and the first communication device obtains the identification code and establishes an authorization pairing with the second communication device.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Lin, Pao-Wen
Chuang, Hsun-Yu
Abstract
A wireless communication method adapted to an electrical gear-shifting system of bicycle comprises: establishing a first communication connection to an intermediate device by a master controller; establishing a second communication connection to the intermediate device by a slave controller, sending a control signal to the intermediate device through the first communication connection by the master controller, sending the control signal to the slave controller through the second communication connection by the intermediate device, wherein the slave controller controls a motor driver to perform a gear-shifting operation according to the control signal.
B62M 25/08 - Actuators for gearing speed-change mechanisms specially adapted for cycles with electrical or fluid transmitting systems
H04W 76/15 - Setup of multiple wireless link connections
B62M 9/122 - Rear derailleurs electrically or fluid actuatedControls thereof
B62M 9/132 - Front derailleurs electrically or fluid actuatedControls thereof
B62M 25/00 - Actuators for gearing speed-change mechanisms specially adapted for cycles
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
57.
Control device with adjustable communication period and method for adjusting communication period
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Chuang, Hsun-Yu
Lin, Pao-Wen
Abstract
A control device with adjustable communication period is configured for an electromechanical gear shifter of a bicycle. The control device comprises a master controller and a trigger sensor. The master controller sends a broadcast signal with a first period when the master controller is in a working mode. The master controller sends the broadcast signal with a period selected from an idle period set when the master controller is in an idle mode. The trigger sensor is in communicable connection with a master controller, and the trigger sensor detects a trigger state to send a trigger signal. The master controller switches to the working mode when the master controller receives the trigger signal. The master controller switches to the idle mode selectively when the master controller does not receive the trigger signal.
TEKTRO TECHNOLOGY CORP (Taiwan, Province of China)
Inventor
Huang, Yu-Ming
Abstract
A cable positioning structure for hydraulic brake of a bicycle is disclosed. The cable positioning structure comprises the caliper and the transmission member connected with each other, and is capable of connecting with original braking cable. It is not necessary to arrange an oil pipe to connect the handlebar and to drive the piston, and easy to be assembled or de-assembled and cost down.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A bicycle stem includes a handlebar and a dual control lever which includes a brake device and a first electronic sending unit. The first electronic sending unit is detachably fixed to the brake device. The brake device and the first electronic sending unit together form an assembly space for a handlebar installed therein. The handlebar is assembled with the brake device and the first electronic sending unit in the assembly space.
Tektro Technology Corporation (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A clutch assembly includes an axle, a gear seat, at least one one-way bearing, an outer limiting sleeve and a hub. The gear seat is rotatably positioned around the axle. The at least one one-way bearing includes an outer race and an inner race. The inner race is securely fitted around the gear seat. The outer race is rotatably positioned around the inner race. The outer race is rotatable relative to the inner race in only one direction. The outer limiting sleeve is securely fitted around the outer race. The hub is securely fitted around the outer limiting sleeve.
F16D 41/28 - Freewheels or freewheel clutches specially adapted for cycles with intermediate wedging coupling members
B60B 27/02 - Hubs adapted to be rotatably arranged on axle
B60B 27/04 - Hubs adapted to be rotatably arranged on axle housing driving means, e.g. sprockets
F16D 41/07 - Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface the intermediate members wedging by pivoting or rocking, e.g. sprags between two cylindrical surfaces
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Calendrille, Jr., John
Abstract
A bicycle derailleur includes movable member, chain guide member and resistance applying member. The movable member is connected to linkage assembly. The chain guide member is pivoted to the movable member. The resistance applying member is connected between the movable member and the chain guide member. The resistance applying member includes pivot base, first engagement member and second engagement member. The pivot base includes pivot part and pressing part. The pressing part extends radially outwardly from the pivot part. The first engagement member is pivoted to the pivot part and pressed by the pressing part. The second engagement member is engageable with the first engagement member so that the first engagement member is only rotatable with respect to the second engagement member in a rotatable direction.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A dual control lever includes a fixed base, a brake lever, a pivot lever, a first electrical button, a second electrical button and a third electrical button. The brake lever is pivoted on the fixed base. The pivot lever is rotatably close to the brake lever. The first electrical button is disposed on the pivot lever. The second electrical button disposed on the pivot lever. The third electrical button is disposed on the pivot lever.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Hsieh, Chia-Wen
Abstract
A bicycle front fork assembly includes a stem and a front fork. The front fork includes a fork crown, a first fork leg and a second fork leg. The stem is connected to the fork crown. The top end of the first fork leg and the second fork leg are connected to the two ends of the fork crown, respectively. The bottom end of the first fork leg and the second fork leg are connected to two ends of a hub which are opposite to each other, respectively. A disk brake rotor has a center coaxially connected to one end of the hub close to the first fork leg. A disc brake caliper is partially disposed within an accommodating recess formed on a surface of the first fork leg facing the second fork leg and close to the disk brake rotor.
TEKTRO TECHNOLOGY CORP (Taiwan, Province of China)
Inventor
Huang, Yu-Ming
Abstract
A center-pull hydraulic brake caliper structure for a bicycle is disclosed. The movable tube is rotated by the outer convex ring and then one end of the movable tube distant from the outer convex ring is distant from or against the first flange to adjust the position of the flowing openings and to make the pressure of oil and air not influence the use of brake.
F16D 55/18 - Brakes actuated by a fluid-pressure device arranged in or on the brake
F16D 55/224 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members
F16D 55/00 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A derailleur includes a fixed component, a movable component, a linkage component, a deceleration component and a drive component. The fixed component is for being fixed to a bicycle frame. The movable component is for being fixed to a chain guide. The linkage component includes a first linkage and a second linkage. Two ends of the first linkage pivot on the fixed component and the movable component, respectively. Two ends of the second linkage pivot on the fixed component and the movable component, respectively. The deceleration component includes a circular spline, a flex spline and a wave generator. The flex spline is disposed inside the circular spline, for rotating the first linkage and the second linkage relative to the fixed component. The wave generator is disposed inside the flex spline. The drive component is connected to the wave generator, for rotating the wave generator.
12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
Bicycle brakes; Derailleurs for bicycles; Bicycle handlebar grips; Bicycle bells; Bicycle horns; Brake shoes [bicycle parts]; Disk wheels [bicycle parts]; Brake levers for cycles; Bicycle wheels; Bicycle wheels, rims and structural parts therefor; Bicycles; Brake discs; Brake pads for land vehicles; Electric vehicles, namely, electric bicycles; Hydraulic disc brakes; Hydraulic rim brakes; all of aforsaid goods relating to bicycles.
Tektro Technology Corporation (Taiwan, Province of China)
Inventor
Chen, Chao Kung
Abstract
A hydraulic brake master cylinder is provided. The end of the movable barrel away from the outer convex ring is spaced apart or against the first inner convex flange and to adjust the location of one of two flow-through holes to make the use of brake not be influenced by the oil and air inside the first cylinder while rotating the movable barrel through the disposed outer convex ring. Two elastic plates are plugged in the inner conical portion, the outer convex ring between two ends of the inner connecting member is against the third inner convex flange adjacent to the fifth inner threaded portion, and two elastic plates are pressed by the inner conical portion to be fastened and passed through the second end cap, the second piston, the first piston, and the end of the two elastic plates with a brake cable in series.
B60T 11/00 - Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant
B62L 3/02 - Brake-actuating mechanismsArrangements thereof for control by a hand lever
B60T 13/00 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems
B60T 11/16 - Master control, e.g. master cylinders
Tektro Technology Corporation (Taiwan, Province of China)
Inventor
Shih, Guan-Yu
Abstract
A hydraulic brake adjusting device is provided. The mechanical advantage may be automatically increased by pressed the handlebar by riders and then increased the angle lead by the leading plate(s). Thereby, it may simplify structure, be easy to operate, and be capable of automatically adjusting mechanical advantage while riding. Furthermore, the distance between the O-ring on the tube and the through hole of the piston may be adjusted by the screw barrel to make the convex portion push against the tube, the piston, and the push rod.
B60T 11/10 - Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting by fluid means, e.g. hydraulic
TEKTRO TECHNOLOGY CORP (Taiwan, Province of China)
Inventor
Yao, Hsiang-Yi
Abstract
An automatic oil injector is provided with a container; a cover detachably covering the container; a suction pipe passing through and fastening the cover, and one end of the suction pipe accommodated at the bottom of the container, and the other end of the suction pipe exposed outside the cover; an inlet hole passing through the cover, and one end of the inlet hole accommodated inside the container and the other end of the inlet hole disposed with a folding cover; a pump; the end of the suction pipe exposed outside the cover fluidly connected with an inlet port of the pump; an oil injecting pipe, one end of the oil injecting pipe fluidly connected with an outlet port of the pump; a control switch electrically connecting to the pump; an liquid level indicator disposed outside the container; and an accommodating groove connected to the container.
Tektro Technology Corporation (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A cutting device includes a first part and a second part which is pivotably connected to the first part. A first fixing portion is located in the top side of the first part. The second part has a second fixing portion defined in the underside side thereof and facing the top side of the first part. The second fixing portion is located corresponding to the first fixing portion. A reception slot is defined axially in the second part and communicates with the second fixing portion and the underside of the second part. A blade is inserted into the reception slot. A hole is defined through the first part for receiving a hydraulic hose. A pressing member is pivotably located in a recess in one side of the first part and is able to press the hydraulic hose passing through the hole and the recess.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Calendrille, Jr., John L.
Abstract
A gear shift arrangement for a bicycle that is separate and distinct from a brake lever of the bicycle, in which the bicycle has a derailleur and a derailleur cable associated therewith, includes a single lever adapted to only perform a shifting operation of gears of the bicycle, a housing, a mounting arrangement in the housing for mounting the single lever for movement in a first pivoting direction and for movement in a second substantially linear direction, and a shift control mechanism in the housing for controlling shifting of the gears of the bicycle in a first shifting direction upon movement of the single lever in the first pivoting direction and for controlling shifting of gears of the bicycle in a second, opposite shifting direction upon movement of the single lever in the second substantially linear direction.
F16C 1/10 - Means for transmitting linear movement in a flexible sheathing, e.g. "Bowden mechanisms"
B62M 25/04 - Actuators for gearing speed-change mechanisms specially adapted for cycles with mechanical transmitting systems, e.g. cables, levers hand actuated
75.
Brake operating device of electric bicycle with sensor
Tektro Technology Corporation (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A brake operating device of an electric bicycle is provided with a brake lever including a projecting plate at one end, and a bifurcated cable anchoring member pivotably secured to the projecting plate; a magnetic member adhered to one side of the cable anchoring member; a housing pivotably secured to the brake lever and including a hydraulic cylinder and a cylindrical socket including an opening distal the brake lever, and internal threads proximate the opening; a spring depressible sensor including a sensing member disposed in the socket, and an electric wire extending from the sensing member; a hollow threaded fastener adjustably threadedly secured to the internal threads of the socket to engage the sensing member; and a cylindrical member releasably mounted proximate to the opening and secured to the fastener. The electric wire passes the fastener and leaves the housing.
B60T 11/10 - Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting by fluid means, e.g. hydraulic
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A brake lever assembly includes a body connected to an oil pipe and includes a first room and a second room. A first path communicates between the storage space and the first room. A second path communicates between the first room and the second room. The oil pipe is connected to a hydraulic oil storage space in the body. A lever is pivotably connected to the body and includes a push portion. A first cylinder unit is located in the first room and connected between the oil pipe and the push portion. The first cylinder unit is operated a first travel. A second cylinder unit is located in the second room and has a first end contacting inside of the body and a second end connected to the push portion. The second cylinder unit is operated a second travel which is longer than the first travel.
B60T 11/00 - Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A braking handlebar for a bicycle includes a combining device, one end thereof being axially mounted to a handle; a braking handlebar, having a pressing section, a pivoting section and an accommodating section, wherein the pivoting section is pivotally connected to one end of the combining device opposite to the handle, and the accommodating section is in parallel to an axial direction of the handle; and a screw adjusting element, movable mounted to the accommodating section of the braking handlebar and connected to one end of a braking cable; wherein the braking cable is loosened or tightened by using the screw adjusting element. Since the screw adjusting element offers the function of being able to rotate, the braking cable can be prevented from being bent excessively, further from generating friction which may results in brake failure.
Tektro Technology Corporation (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A brake apparatus for a racing bicycle includes a housing mounted on either handlebar and comprising an internal recess; a brake lever pivotably secured to the housing and having one end pivotably disposed in the recess; a spring depressible detent rod slidably disposed in the brake lever and comprising a head on an outer surface of the brake lever, an annular flange, and an annular groove between the flange and the head; a brake cable having one end attached to the brake lever and the other end attached to a brake; and a locking member having one end urged against the flange. Pushing the head to cause one end of the locking member to fall into the groove and cause one end of the brake lever to fall into the recess will loosen the brake cable.
Tektro Technology Corporation (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A brake operating device for bicycles includes a hydraulic fluid cylinder secured to a housing, a parallel cylindrical member on the cylinder and comprising a hollow threaded fastener at one end, a rod in a right portion of the cylinder and having one end connected to a brake lever; a spring biased magnet in the right portion of the cylinder; a plunger interconnecting the magnet and the rod; a spring biased conductor in the cylindrical member and urged by the fastener; and an electric wire interconnecting the conductor and a connector which is connected to a brake lamp. For decreasing a turn-on time of the brake lamp a loosening of the fastener will push the conductor away from the brake lever to decrease a current generated on the conductor due to a movement of the conductor relative to the magnet. Tightening of the fastener can increase the turn-on time.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A bicycle caliper brake includes a cable housing at an upper end of a first arm; a pivotal second arm comprising a coupling member at one end and a stepped groove on a bottom edge of the coupling member; a brake cable loosening and tightening device comprising a first unit, a second unit for pivotably securing the device to the coupling member, and a hole; a cable fastener secured to the first unit; a brake cable passing the cable housing to be fastened at the cable fastener; and a spring depressible trigger pin comprising a C-ring at one end, the trigger pin being driven through the groove and the hole to releasably secure the C-ring to the hole. Pressing the trigger pin will unfasten the C-ring and pivoting the device about the second unit will loosen the brake cable and increase a distance between brake pads at arms' ends.
TEKTRO TECHNOLOGY CORPORATION (Taiwan, Province of China)
Inventor
Calendrille, Jr., John L.
Abstract
A mechanism for adjusting spring tension at a derailleur head mountable to a bicycle frame having a limiting stop, includes an orienting washer rotatably mounted to the bicycle frame and having a tail engaging the limiting stop. A coil spring has a first end fixed to the derailleur head and a second end rotatably mounted relative to the orienting washer. An adjusting sleeve in the head rotates the second end of the coil spring relative to the orienting washer, to adjust tension of the spring. A retaining arrangement releasably retains the second end of the spring at a desired angular position after the second end of the spring has been rotated. A bolt secures together the orienting washer, the spring, the sleeve and the retaining arrangement to assemble the mechanism and for mounting the assembled mechanism to the bicycle frame and the derailleur head.
Tektro Technology Corporation (Taiwan, Province of China)
Inventor
Tsai, Szu-Fang
Abstract
A disc brake mechanism, mounted at a joining portion of handlebar and brake lever of bicycle, includes a spring anchored in a closed receptacle; a staged hole opposite the receptacle and having threads proximate its mouth; a channel for communicating the receptacle with the hole; a sleeve including two rims at one end engaged with a bottom of the hole, an annular groove formed between the rims, and an elongated body having annular ridges formed thereon; an O-ring fitted around the groove; a brake line filled with brake oil having one end engaged with the sleeve, the hole, and the rim; a bushing fitted between the brake line and the hole; and a threaded fastener secured to the hole for fastening the brake line, the bushing, and the sleeve in the hole. Thus, the brake oil is sealed in the brake line, the sleeve, the channel, and the receptacle.
B60T 11/00 - Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant
