Abstract: A bicycle electric component comprises a wireless communicator, a casing, and an electromagnetic shield. The wireless communicator is configured to receive a wireless signal. The casing has an internal space. The wireless communicator is disposed in the internal space of the casing. The electromagnetic shield includes a shield member to cover at least a part of the wireless communicator. The shield member of the electromagnetic shield is a separate member with respect to the casing.
Abstract: A connecting-state detection system for a power supply system of a human-powered vehicle comprises a detector. The power supply system includes a power supply device having a plurality of connecting terminals. The detector is configured to detect a connecting state of each of the plurality of the connecting terminals.
Abstract: A control device is provided for a human-powered vehicle. The control device is basically provided with a controller. The controller is configured to be connected to at least one component of the human-powered vehicle such that the controller is free from executing normal activation of the at least one component in accordance to a first input in a first mode. The controller is configured to operate at least one of an actuator and an indicator in accordance to the first input in a second mode. The first mode is switched into the second mode in accordance to a second input different from the first input.
Abstract: A bicycle seatpost system is basically provided with a height adjustable seatpost and an electronic controller. The height adjustable seatpost includes an electric actuator. The electronic controller is configured to control the electric actuator to change a height of the height adjustable seatpost in accordance with detected information about a change of orientation of a bicycle relative to a ground.
Abstract: To provide a circuit module, a bicycle electric component, and a communication system that are easily matched to a communication system that uses power line communication, a circuit module is configured to be mounted on a bicycle electric component. The circuit module includes a first circuit board, a communication converter configured to convert between information appropriate to power line communication and information appropriate to communication other than the power line communication and mounted on the first circuit board, and a plurality of first terminals formed on the first circuit board. The plurality of first terminals is connected to a second circuit board included in the electric component.
September 19, 2018
Date of Patent:
July 20, 2021
Fumihide Numata, Takafumi Suzuki, Mao Kuroda, Yuichiro Ishikawa
Abstract: An electrical derailleur comprises a control unit to generate a control signal to operate at least one of an electrical bicycle seatpost assembly, an electrical suspension, and a driving unit.
Abstract: A dual-bearing reel includes a reel body, a spool shaft, a rolling bearing, and an elastic element. The spool shaft is rotatable with respect to the reel body. The rolling bearing has an outer diameter of 8 mm or less and supports the spool shaft. The rolling bearing includes an outer ring having a holding groove in an outer peripheral surface thereof, an inner ring connected to the spool shaft so as to be integrally rotatable, and a rolling element disposed between the outer ring and the inner ring. The elastic element has an annular shape and is held in the holding groove. The holding groove is located in a position that does not overlap with the rolling element in a radial direction of the spool shaft. The outer ring has a minimum thickness that is 10% or more of the outer diameter of the rolling bearing.
Abstract: A bicycle hub assembly comprises a sprocket support body. The sprocket support body includes at least ten external spline teeth configured to engage with a bicycle rear sprocket assembly. Each of the at least ten external spline teeth has an external-spline driving surface and an external-spline non-driving surface.
Abstract: A bicycle control device includes an electronic controller that controls a motor, which assists propulsion of a bicycle. The electronic controller is configured to decrease an output of the motor to less than or equal to a limit value upon determining a shifting device is performing a shifting action to change a transmission ratio of the bicycle. The electronic controller is further configured to change at least one of the limit value of the output of the motor and a time in which the output of the motor is decreased upon determining the shifting device is performing the shifting action in accordance with at least one of an actuation state of the shifting device in the shifting action and a parameter of the bicycle that is changed by the shifting action performed by the shifting device.
Abstract: A telescopic apparatus for a human-powered vehicle comprises a first hydraulic chamber, a second hydraulic chamber, a valve member, a cam member, and an actuator. The second hydraulic chamber is configured to be in fluid communication with the first hydraulic chamber. The valve member is configured to control a fluid communication between the first hydraulic chamber and the second hydraulic chamber. The cam member is rotatable about a rotational axis to move the valve member in a movement direction. The actuator is configured to rotate the cam member. The actuator includes an output shaft rotatable about an actuation rotational axis. The actuation rotational axis is offset from the rotational axis as viewed in the movement direction.
Abstract: A bicycle electric component comprises a wireless communicator, a power source, and a switcher. The wireless communicator is configured to receive a wireless signal. The power source is configured to supply a first electric power to the wireless communicator. The switcher is configured to change an electric connection state between the wireless communicator and the power source. The switcher includes an electric generator configured to generate a second electric power by an external input to a bicycle.
Abstract: A fishing reel includes a reel body, a drive shaft, a handle, a first roller clutch, and a second roller clutch. The reel body includes a tubular body-side accommodating part. The handle includes a handle arm extending in a direction intersecting the drive shaft, and a tubular handle-side accommodating part disposed adjacent to the body-side accommodating part in the axial direction of the drive shaft and partially accommodating the drive shaft. The first roller clutch is disposed in the body-side accommodating part of the reel body and prohibits rotation of the drive shaft in a fishing line releasing direction. The second roller clutch is disposed in the handle-side accommodating part and transmits only rotation of the handle in a fishing line winding direction to the drive shaft.
Abstract: A human-powered vehicle control device includes an electronic controller for controlling a transmission that changes a ratio of a rotational speed of a drive wheel to a rotational speed of a crank of the human-powered vehicle. The electronic controller switches the transmission from a first control state to a second control state in accordance with at least one of a human drive force, a rider's posture, a vehicle body attitude, a handle force, and a human-powered vehicle travel state, In the first control state, the electronic controller controls the transmission to change the ratio in accordance with an operation of a shift operating unit. In the second control state, irrespective of the operation of the shift operating unit, the electronic controller controls the transmission such that the ratio increases in accordance with the travel state of the human-powered vehicle and/or a travel environment of the human-powered vehicle.
Abstract: A control device is provided for controlling for a brake system of a human-powered vehicle that includes a rotary body and a brake device that brakes the rotary body. The control device of the brake system includes an acquisition portion acquiring information related to at least one of the rotary body and the brake device to appropriately brake the rotary body with the brake device.
Abstract: A detection device includes sensor device configured to obtain environmental information about surroundings of a small vehicle, an output unit outputting the environmental information to a control device of the small vehicle, and a mount configured to be attached to a rider of the small vehicle so as to hold the sensor device and the output device.
Abstract: A bicycle controller controls a motor in accordance with the riding environment of a bicycle. The bicycle controller includes an electronic control unit that is configured to control a motor that assists in propulsion of a bicycle in accordance with a manual driving force. The electronic control unit is further configured to sets a response speed of the motor with respect to a change in the manual driving force for a case in which a vehicle speed of the bicycle is less than or equal to a first speed to be different from the response speed for a case in which the vehicle speed of the bicycle exceeds the first speed.
Abstract: A variable stem for a human-powered vehicle basically includes a head tube mount, a handlebar mount, a stem body, a positioning structure and a controller. The stem body couples the handlebar mount to the head tube mount. The stem body is configured to be moved between a first position and a second position. The handlebar mount is disposed at a different location with respect to the head tube mount with the stem body in the first position as compared to the stem body being in the second position. The positioning structure is configured to selectively position the stem body between a first position and a second position. The controller is configured to control the positioning structure while the human-powered vehicle is in a driving state.
Abstract: A bicycle rear sprocket assembly comprises a first sprocket and a second sprocket. The first sprocket includes a first torque-transmitting profile disposed around a first sprocket opening. The second sprocket includes a second torque-transmitting profile disposed around a second sprocket opening. The first torque-transmitting profile is configured to engage with the second torque-transmitting profile in the mounted state. The first sprocket includes an axial abutment surface configured to axially abut against the second sprocket for axially positioning the first sprocket and the second sprocket relative to each other in the mounted state. The axial abutment surface is disposed farther from an axial center plane of the bicycle rear hub assembly than the first torque-transmitting profile in the mounted state.
Abstract: A bicycle crank arm apparatus comprises a crank arm having a crank axle mounting portion and a pedal mounting portion. A circuit-mounting structure is disposed between the crank axle mounting portion and the pedal mounting portion, wherein the circuit-mounting structure is configured to detachably mount a measurement board. When a measurement board is mounted to the circuit-mounting structure, the resulting combination forms a bicycle input force processing apparatus.