Abstract: An object detection device includes: a transmission and reception unit configured to transmit a transmission wave including an ultrasonic wave having directivity in a direction parallel or substantially parallel to a traveling direction of a movable body, and receive a reflected wave from an object; a determination unit configured to determine presence or absence of an abnormality based on a predetermined reference distance and a downward distance between the transmission and reception unit and an object present below the transmission and reception unit in a vertical direction, the downward distance being calculated based on a reflected wave of an ultrasonic wave of the transmission wave traveling downward in the vertical direction from the transmission and reception unit; and an output unit configured to output information regarding the abnormality.
Abstract: A stator of the present disclosure includes a stator core, a stator coil wound around the stator core, and a busbar module electrically connected to the stator coil and fixed to a coil end portion formed on one end side of the stator core. The busbar module includes a module body that holds a conductive member, a hole that penetrates the module body, and a bridge portion that extends from a part of the inner peripheral surface of the hole to another part of the inner peripheral surface so as to divide an inside of the hole into a plurality of opening regions and is fixed to the coil end portion with an adhesive introduced into the hole and cured therein. In the stator, the busbar module is fixed more firmly to the coil end formed on one end side of the stator core with the adhesive.
February 2, 2022
August 11, 2022
TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN CORPORATION
Abstract: A circuit board being able to easily ensure flatness of solder placed on a substrate for bonding an electronic component and improve bonding reliability of the electronic component by the solder, includes: a substrate having a plurality of layers made of a conductive material; a land provided on a first layer arranged on one side of the substrate, to which the electronic component is soldered; a heat sink provided on a different layer arranged on the substrate; a via hole provided on the substrate from a part of the land over to a part of the heat sink and electrically connected to the land and the heat sink; and an insulating resist disposed on the land and surrounding the entire circumference of the via hole.
Abstract: An object detection device includes: a transmission and reception unit configured to transmit a transmission wave from a movable body moving on a road surface and receive a reflected wave from an object; and a generation unit configured to generate road surface information regarding a change in the road surface based on a difference between echo information indicating a change over time in an intensity of the reflected wave received by the transmission and reception unit and reference echo information indicating a predetermined change over time in an intensity of a reflected wave from the road surface.
Abstract: A face model parameter estimation device includes: an image coordinate system coordinate value derivation unit detecting x-coordinate and y-coordinate values in an image coordinate system at a feature point of an organ of a face in an image and estimating a z-coordinate value to derive three-dimensional coordinate values in the image coordinate system; a camera coordinate system coordinate value derivation unit deriving three-dimensional coordinate values in a camera coordinate system from the three-dimensional coordinate values in the image coordinate system; a parameter derivation unit applying the three-dimensional coordinate values in the camera coordinate system to a three-dimensional face shape model to derive a position and posture parameter of the three-dimensional face shape model in the camera coordinate system; and an error estimation unit estimating a position and posture error between the position and posture parameter and a true parameter and a shape deformation parameter.
Abstract: A drive mechanism that drives an axially moving portion in an axial direction includes a drive portion that reciprocates a first member along an intersecting direction that is a direction that intersects the axial direction, a conversion portion that converts a reciprocating motion of the first member along the intersecting direction into a reciprocating motion of a second member along the axial direction, and a connecting portion for connecting the second member and the axially moving portion such that the axially moving portion reciprocates along the axial direction as the second member reciprocates along the axial direction.
Abstract: During shift control of a transmission mechanism, a hybrid drive device computes the amount of change in input torque (deTr) acting on the transmission mechanism and an input torque change time (t15), and controls a motor so that motor torque is changed by the amount of change in input torque (deTr), when the motor can change the amount of change in input torque (deTr), and outputs, when the motor cannot change the amount of change in input torque (deTr), an engine torque signal (Tesig1) at an engine torque change time (t14) earlier than the input torque change time (t15) at which drive power of the motor is changed when the motor can change the amount of change in input torque (deTr).
Abstract: A first case portion includes an end wall portion disposed on a first axial side with respect to a transmission. A second case portion is disposed on the first axial side with respect to a rotor of a rotary electric machine, and includes a first support portion that supports a rotor shaft and a second support portion disposed on a second axial side with respect to the rotor of the rotary electric machine to support the rotor shaft. The second support portion includes a bearing attachment portion to which a rotor bearing for supporting the rotor shaft is attached, and radially extending portion that extends from bearing attachment portion toward an outer side in a radial direction. A speed reducer is disposed between the radially extending portion and the end wall portion in axial direction to face the radially extending portion and the end wall portion in the axial direction.
Abstract: A control device with an electronic control unit that is configured to perform specific supply control, the specific supply control driving at least one of the rotating electrical machine and the internal combustion engine in a neutral state, and supplying hydraulic pressure to an engagement operating part of a target engagement device with at least one of the rotating electrical machine and the internal combustion engine being driven, the automatic transmission not transmitting power in the neutral state, and the target engagement device being one of the plurality of transmission engagement devices.
Abstract: A method of manufacturing an armature includes: a step of placing a bonding agent on bonding surfaces of the distal ends of a plurality of segment conductors; a step of placing the plurality of segment conductors on an armature core; a step of bonding the distal ends to each other; and a step of increasing a viscosity of the bonding agent placed on the distal ends, after the step of placing the bonding agent on the distal ends, and before the step of bonding the distal ends to each other.
Abstract: A valve opening and closing timing control device includes: a drive-side rotary body rotating synchronously with a crankshaft; a driven-side rotary body arranged coaxially with the drive-side rotary body and rotating integrally with a valve opening and closing camshaft; a fluid pressure chamber defined between the drive-side and driven-side rotary bodies; advance and retard chambers defined by partitioning the fluid pressure chamber; an intermediate lock mechanism selectively switches between a lock state and a lock release state; advance and retard flow paths allowing a flow of the working fluid to be supplied to and discharged from the advance and retard chambers; a control valve including a spool; and a phase control unit moving a position of the spool by controlling a power supply amount to the control valve to supply and discharge the working fluid to and from the advance and retard chambers to displace a relative rotation phase.
Abstract: A rotor support member includes: a tubular portion having a tubular shape extending along an axial direction and supporting a rotor of a rotary electric machine; and a flange portion provided to extend along a radial direction on an inner side in radial direction with respect to tubular portion at a position adjacent to a first engagement device on a first side in the axial direction, and connected to tubular portion. The flange portion includes a cylinder forming portion protruding to first side in the axial direction so as to form a cylinder portion on which a first piston portion of the first engagement device slides. A rotation sensor includes a rotating body supported by an outer peripheral surface of cylinder forming portion on an outer side in the radial direction, and a fixed body disposed on the outer side in the radial direction with respect to the rotating body.
Abstract: A touch sensor unit, that is installed on one of an opening provided in a vehicle and an opening and closing body configured to open and close the opening, includes: a touch sensor having a long sensor body; and a bracket configured to hold the touch sensor in a longitudinal direction of the sensor body and fixed to one of the opening and the opening and closing body. One of the touch sensor and the bracket includes an inserting portion including a locking piece, the other of the touch sensor and the bracket includes a holding portion including a locking portion locked to the locking piece and configured to accommodate the inserting portion, and one of the inserting portion and the holding portion is made of an elastomer having an elastic modulus lower than that of the other.
Abstract: A first inner support member that supports a first friction member of a first engagement device from an inner side in a radial direction includes a tubular support portion having a tubular shape extending along an axial direction and supporting the first friction member, and a radially extending support portion provided to extend to the inner side in the radial direction from the tubular support portion. The radially extending support portion is connected to the input member such that the input member and the first inner support member rotate integrally, and a first bearing that rotatably supports a rotor support member is disposed on a first side in the axial direction with respect to a rotor and is disposed on an outer side in the radial direction with respect to the tubular support portion.
Abstract: A bumper reinforcement includes a front wall, a rear wall disposed behind the front wall, at least one horizontal wall connecting the front wall and the rear wall, and a cutout in the at least one horizontal wall. The cutout extends laterally inward from a lateral end of the at least one horizontal wall. The cutout divides a lateral end portion of the bumper reinforcement between a front end portion located in front of the cutout and a rear end portion located behind the cutout. The front end portion includes a protruded portion which is bent rearward to be tilted with respect to the rear wall and protrudes laterally outward further than a lateral end of the rear end portion.
Abstract: A cover device includes a cover that is displaced between a covering position where an upper side of a striker is covered, and an exposure position where the striker is exposed upward, and an open-close mechanism that displaces the cover to the covering position when a slide door performs an opening operation, and displaces the cover to the exposure position when the slide door performs a closing operation.
Abstract: A stator cooling structure including a supporting member that is a single piece member having a cylindrical form going in an axial direction of a rotating electrical machine and that supports a stator core of the rotating electrical machine and forms a passage through which fluid for cooling passes. The supporting member has an inner wall part that supports an outer circumferential surface of the stator core and has a cylindrical form; an outer wall part that faces a radial outer side of the inner wall part and has a cylindrical form; and one or more division wall parts that extend in a radial direction between the inner wall part and the outer wall part and divide the passage formed between the inner wall part and the outer wall part.
July 29, 2020
August 4, 2022
AISIN CORPORATION, ART METAL MFG. CO., LTD.
Abstract: A stator assembly method of assembling a stator that includes a stator core that includes a slot that has an opening that opens on one side in a radial direction, a coil that includes a slot-housed portion housed in the slot, and insulation disposed between the slot and the slot-housed portion, the method including disposing the insulation in the slot; opening a portion of the insulation on the one side in the radial direction by inserting a first guide jig into the insulation, which is disposed in the slot, along a center axis direction of the stator core, after disposing the insulation; and inserting the slot-housed portion into the slot via the opening by moving the coil and the first guide jig together toward the other side in the radial direction with respect to the stator core, after opening the portion of the insulation.
Abstract: A connection terminal unit that can be appropriately connected to terminal connection portions of a semiconductor module including a semiconductor element and that can reduce a projection area when seen in a direction orthogonal to a direction along a chip surface is realized. Connection terminal unit includes plurality of connection terminals facing and connected to plurality of terminal connection portions of semiconductor module, and terminal mold portion holding connection terminals. Terminal mold portion has abutment portion that abuts against semiconductor module or base material holding semiconductor module. Abutment portion has vertical abutment portion that abuts against semiconductor module or base material from vertical direction that is a direction in which connection terminals face terminal connection portions, and side abutment portion that abuts against semiconductor module or base material from at least two directions that are different from each other and intersect with vertical direction.
Abstract: A towing assistance device includes an acquirer, a determiner, and a notifier. The acquirer acquires a coupling angle between a towing vehicle and a towed vehicle. The determiner determines whether the towed vehicle is movable backward in a coupling posture with the coupling angle maintained, when the towing vehicle is moved backward at a current steering angle. The notifier issues information on a steering angle at which the towed vehicle is movable backward in the coupling posture, among selectable steering angles of the towing vehicle.
February 22, 2018
Date of Patent:
August 2, 2022
Kazuya Watanabe, Takayuki Nakasho, Masahiko Sakabe, Kazunori Ono