Abstract: A hub is provided for a human-powered vehicle. The hub comprises a hub axle, a hub body, a sprocket support structure, a detected part and a rotation detection sensor. The hub axle has a center axis. The hub body is rotatably disposed around the center axis. The sprocket support structure is rotatably disposed around the center axis to transmit a driving force to the hub body while rotating in a driving rotational direction around the center axis. The detected part is provided to the sprocket support structure. The rotation detection sensor is configured to detect the detected part to detect rotation of the sprocket support structure around the center axis and being disposed in the hub body.

Abstract: A power conversion device is provided, which includes: a power conversion circuit that performs power conversion between a primary power and a secondary power; a buffer data accumulation circuit that, in a predetermined buffer cycle, repeatedly acquires data sets relating to a state of the power conversion circuit and store the data sets in a ring buffer; a state monitoring circuit that generates a trigger signal in a case where a state of a predetermined monitoring target satisfies a predetermined condition; and a data replication circuit that, in a case where a trigger signal is generated, stores, in a data storage circuit, a plurality of the data sets accumulated in the ring buffer in a target storage period including a time before a generation time of the trigger signal.

Abstract: A component for a human-powered vehicle basically comprises a power source connecting portion, an actuator and a first electronic controller circuitry. The power source connecting portion is connected to a power source. The power source connecting portion includes an attachment surface, a first terminal and a first detection terminal. The actuator is electrically connected to the power source connecting portion. The first electronic controller circuitry controls the actuator with supply current provided from the power source. The first terminal is electrically connected to a power supply terminal of the power source. The first terminal supplies the supply current to the actuator in a state where the first detection terminal is electrically connected to a second detection terminal of the power source.

Abstract: A battery temperature regulation device includes: fill port provided in a circuit in which coolant circulates; a pump; a plurality of heat exchangers; a solenoid valve arranged in a branching path of the circuit and switching the flow path; a controller controlling switching of the flow path; a heat exchange circuit performing heat exchange with the battery; a first circuit; and a second circuit, the fill port is arranged in either of the first and second circuit, and when filling coolant from the fill port, by performing open/close control of the solenoid valve after operation of the pump, and switching the circuit to the fill port arrangement circuit in which the fill port is arranged, air remaining in the circuit is discharged from the fill port.

Abstract: A power tool receives a reaction force with an auxiliary handle attached to the power tool. An auxiliary handle attachable to a power tool includes a first arm, a second arm that fastens, together with the first arm, at least a part of the power tool located between the first arm and the second arm, a handle, a grip sensor that detects the handle being gripped with the first arm and the second arm fastening at least the part of the power tool in between, and a signal output unit that outputs, to the power tool, a grip signal indicating that the handle is gripped based on a detection signal from the grip sensor.

Abstract: A microscope system includes: a light source unit that emits linear illumination parallel to a first direction; an objective lens that condenses the linear illumination onto a measurement target region; an acquisition unit that acquires a first optical signal indicating a light intensity value of light emitted from the measurement target region by the linear illumination; and a focus control unit that controls at least one of a relative position or a relative posture of the light source unit and an imaging unit that generates the first optical signal on a basis of a light intensity distribution of the first optical signal.

Abstract: The present disclosure includes: a magnetic member configured to cause a large Barkhausen effect; a power generation coil disposed so as to be wound around the magnetic member; and soft magnetic members formed at both end portions of the magnetic member so as to be in contact with the magnetic member and so as to press the magnetic member. Consequently, evenness of a magnetic flux density inside the magnetic member is increased, and the large Barkhausen effect is stably caused, whereby a highly stable power generation element is obtained.

Abstract: A composite microparticle manufacturing method includes: a step of preparing a first selective element-containing raw material and a second selective element-containing raw material, the first selective element-containing raw material containing one or more first selective elements selected from a copper element, a molybdenum element, and a silver element, the second selective element-containing raw material containing one or more second selective elements selected from titanium, germanium, silicon, tin, aluminum, zinc, zirconium, hafnium, iron, yttrium, niobium, tantalum, calcium, magnesium, indium, tungsten, molybdenum, and nickel; and a composite microparticle generation step of introducing both of the prepared raw materials into thermal plasma, evaporating the raw materials, and cooling the evaporated raw materials to generate composite microparticles including base particles and first selective element-containing microparticles being present on surfaces of the base particles, the base particles having an

Abstract: An operation adjustment system includes estimation circuitry and generation circuitry. The estimation circuitry is configured to generate a calculation model based on a plurality of pairs of a parameter set and an evaluation index. The calculation model indicates a relationship between the parameter set and the evaluation index. The parameter set affects an operation of a motor control device. The evaluation index relates to a machine operated according to the parameter set by the motor control device. The generation circuitry is configured to generate a new parameter set based on the calculation model in order to update the calculation model with the new parameter set.

Abstract: A control device for a human-powered vehicle includes an electronic controller. The human-powered vehicle includes a motor that applies a propulsion force to the human-powered vehicle and a transmission that shifts a transmission ratio of the human-powered vehicle between a plurality of shift stages. The electronic controller is configured to control the motor. The electronic controller is configured to decrease an upper limit value of an output of the motor in an up-shift operation. The electronic controller is configured to decrease the upper limit value in a down-shift operation. The electronic controller is configured to control the motor so that the upper limit value in the up-shift operation performed between two predetermined ones of the shift stages that differ in the transmission ratio by one stage differs from the upper limit value in the down-shift operation performed between the two predetermined ones of the shift stages.

Abstract: A wearable sensing device includes: a sensor provided on clothing worn by a worker wearing conductive work clothes; and an electronic device connected to the sensor. The electronic device includes a ground connection part that makes contact with the conductive work clothes to be electrically connected to the conductive work clothes.

Abstract: A wearable sensing device includes clothing worn by a user, and a sensor unit including a sensor and being attached to the clothing. The sensor unit includes: a body; first and second bracket parts provided to sandwich the body and fixed to the clothing; and first and second hinge parts respectively coupling the body and first and second bracket parts. The first and second bracket parts of the sensor unit are respectively attached to first and second sensor attachment parts provided on clothing 22L.

Abstract: A hub assembly is provided for a human-powered vehicle. The hub assembly is basically provided with a hub axle, a hub body, an electric component and a user input device. The hub body is rotatably mounted on the hub axle to rotate around a rotational center axis of the hub assembly. The user input device is electrically coupled to the electric component.

Abstract: A control device is provided for controlling a transmission device of a human-powered vehicle. The control device includes an electronic controller configured to control the transmission device. The electronic controller is configured to restrict actuation of the transmission device for a predetermined period from a first time after an action of the transmission device is completed. The electronic controller is configured to change the predetermined period in accordance with a traveling state of the human-powered vehicle.

Abstract: This power conversion device comprises: a power conversion circuit for converting primary side power to secondary side power; a program storage unit for storing a plurality of program modules and sequence data; an extension program acquiring unit for acquiring an extension program and storing the extension program into an extension program storage unit; and a control unit for sequentially calling and executing two or more modules to be executed from the plurality of program modules on the basis of the sequence data and controlling the power conversion circuit on the basis of an execution result. The plurality of program modules includes an extension module. When the called module to be executed is the extension module, the control unit executes the extension program by including the extension program in the extension program storage unit in the extension module.

Abstract: A bicycle component includes a base member, a movable member, a link member, an actuator, and a battery holder. The link member movably couples the movable member to the base member. The actuator is operatively coupled to the link member to move the link member. The battery holder is detachably attached to the link member. The battery holder includes a battery holding portion configured to hold a battery and a flexible element electrically connecting the battery holding portion to the actuator.

Abstract: The determination device includes an acquisition unit that acquires a vibration signal generated when the position of an object is switched, and a determination unit that determines the state of the object by using the vibration signal.

Abstract: A shifting system for a human-powered vehicle comprises a controller. The controller is configured to receive a driving torque and a cadence of the human-powered vehicle from at least one sensor. The controller is configured to determine a permitted shift timing based on the driving torque and the cadence. The controller is further configured to control a shift mechanism to perform a gear shift during the permitted shift timing in accordance with a permitted cadence range and a first threshold of the driving torque.

Abstract: A storage positioning device that disposes a storage having a plurality of storage sections, the storage positioning device including: a holding portion configured to hold the storage and adjust a position of the storage; and a control unit configured to control the position of the storage held by the holding portion. The control unit controls the position of the storage such that a predetermined storage section, among the plurality of storage sections of the storage, is brought to a position where an article is discharged.

Abstract: An article supply device includes a holding unit that holds an article supply tray having a storage section, an opening that is provided in the holding unit, a shutter that is provided in the opening, the shutter being configured to be opened and closed, a drive unit that drives the shutter, and an article reception portion that is provided below the opening. The holding unit holds the article supply tray such that an article stored in the storage section of the article supply tray is discharged to the article reception portion through the opening when the shutter is opened, and the drive unit controls opening and closing of the shutter based on a size of the storage section storing therein the article in the article supply tray.