Abstract: An image restoration device includes an acquisition processing unit configured to acquire a captured image obtained by an imaging unit capturing surroundings of a vehicle, and a restoration processing unit. In a case where the captured image includes a stained area caused by a stain of an optical system of the imaging unit, the restoration processing unit is configured to output a restored image corresponding to the captured image acquired by the acquisition processing unit based on a restoration model pre-trained by a machine learning method to output the restored image serving as the captured image in response to an input of the captured image, the restored image in which the stained area is reduced in a different degree in accordance with a position of the stained area in the captured image.
Abstract: An opening-closing body control device for a vehicle includes: an opening-closing control unit configured to control an operation of an opening-closing body provided in an opening portion of a vehicle by controlling energization of a motor serving as a drive source. When the opening-closing body being moved based on a driving force of the motor is to be stopped, the opening-closing control unit sets a free running period during which free rotation of the motor is allowed, and executes brake control for generating a braking force in the motor after the free running period elapses.
Abstract: A facial recognition device includes a determination section for determining presence of an accessory worn on a face from a captured image capturing a human face, an acquisition section for acquiring height information indicative of a height of the accessory from the surface of the face in case the determination section determines presence of the accessory on the face, a production section for producing a three-dimensional face model based on the height information and a fitting section for fitting the face included in the captured image, with using the three-dimensional face model.
Abstract: A motor control device controls driving of a motor in response to d-axis and q-axis current commands set on the basis of a torque command. The motor control device includes: an electrical angle estimation unit configured to estimate an electrical angle of the motor according to at least one of methods of estimating the electrical angle on the basis that a leakage current in a q axis becomes zero by applying a voltage to a d axis, on the basis that at least one of a phase current difference and a line current difference caused by an induced voltage generated due to rotation of the motor becomes zero, and on the basis of a voltage equation, depending on an angular velocity of the motor, a modulation rate of a pwm signal, and whether a magnetic flux change is included in a nonlinear region.
Abstract: The drive power connecting/disconnecting device includes a second shaft disposed coaxially to a first shaft so as to transmit drive power to a wheel axle, a connection/disconnection member which moves a second rotational body along an axial direction with respect to a first rotational body, and which is capable of moving in the axial direction so as to make or break engagement between the first shaft and the second shaft, a supporting member, a shaft cover which covers at least the periphery of the second rotational body, a first pivotally supporting portion which is disposed between the first shaft and the second shaft so as to axially support one end of the second shaft; and a second pivotally supporting portion which is disposed inside the shaft cover so as to axially support the other end of the second shaft.
March 29, 2017
Date of Patent:
July 20, 2021
AISIN SEIKI KABUSHIKI KAISHA
Taketoki Maruyama, Isao Kato, Atsushi Kajikawa, Munenori Ota
Abstract: An air intake apparatus of an internal combustion engine includes an intake passage, an intake air flow control valve, a housing portion configured to house the intake air flow control valve, a swirl opening arranged at a first side of the intake air flow control valve to generate swirl, and a tumble opening arranged at a second side of the intake air flow control valve to generate tumble. The swirl opening is provided at one of the intake air flow control valve and a portion between the intake passage and the intake air flow control valve, the tumble opening being provided at the other of the intake air flow control valve and the portion between the inner surface of the intake passage and the intake air flow control valve. The intake air flow control valve rotates to achieve a switching between a swirl state and a tumble state.
Abstract: An in-vehicle absorption heat pump device includes: a regenerator including a gas-liquid separation unit that separates a diluted absorbent containing a refrigerant into the refrigerant and a concentrated absorbent separated from the diluted absorbent; a condenser that condenses a refrigerant vapor separated from the diluted absorbent in the gas-liquid separation unit; an evaporator that evaporates the refrigerant condensed in the condenser; an absorber that causes the refrigerant evaporated by the evaporator to be absorbed into the concentrated absorbent separated from the diluted absorbent in the gas-liquid separation unit; and a storage tank that stores both the diluted absorbent discharged from the absorber and the refrigerant discharged from the evaporator. The storage tank is integrally provided below both the absorber and the evaporator, and communicates with both the absorber and the evaporator.
Abstract: An air intake apparatus includes a plurality of funnel-shaped portions provided in a plurality of intake ports. The plurality of funnel-shaped portions respectively include open ends located at positions at which lengths of the plurality of intake ports are aligned with each other, the open ends being provided along a direction perpendicular to a direction in which respective centerlines of the plurality of intake ports extend.
Abstract: A front link of a sunroof apparatus shifts, based on power transmitted from a first guide shaft of a front shoe, among a full-close corresponding position that allows a movable panel to be arranged in a full-close position, a front-up corresponding position that allows the movable panel to be arranged in a front-up position and a full-open corresponding position that allows the movable panel to be arranged in a full-open position. In a side view from a width direction of the front link, a first guide groove, through which the first guide shaft is inserted, extends so as to intersect with a line segment connecting a front connection shaft and a front support shaft.
Abstract: A vehicular straightening device includes: a straightening member disposed in front of a front wheel of a vehicle so as to be movable upward and downward with respect to a vehicle body; a drive unit that moves the straightening member up and down with respect to the vehicle body between a storage position on a vehicle body side and a straightening position where the straightening member protrudes downward from the vehicle body; and a connecting mechanism that connects the straightening member and the drive unit and releases a connection between the straightening member and the drive unit when an external force acts on the straightening member at the straightening position.
Abstract: A seal structure is applied to a vehicle including a vehicle body that includes a roof opening, and a movable panel and a fixed panel that close the roof opening. The seal structure includes a flange extending along an opening edge of the roof opening, and a weather strip that includes a holding groove into which the flange is inserted, and blocks a gap generated between the vehicle body, and the movable panel and the fixed panel. A tip of the flange includes a plurality of notches with respect to an extending direction of the flange. The weather strip includes an inner wall and an outer wall facing each other across the holding groove, and a connection wall that connects the inner wall and the outer wall in a position corresponding to the notch.
Abstract: An occupant monitoring device includes: an acquisition unit that acquires a captured image obtained by imaging a region in which there is a probability that a face of an occupant is present in a vehicle; a determination unit that determines whether the captured image acquired by the acquisition unit corresponds to at least a first image not including a feature portion of the face of the occupant but including at least a part of a body of the occupant or a second image not including the body of the occupant; and a processing unit that monitors a state change of the face of the occupant based on the captured image, and switches whether or not an occupant parameter set for monitoring the state change of the face of the occupant is to be reset according to a determination result in the determination unit.
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: In a water pump, a water reservoir portion into which cooling water leaking from between a bearing portion and a rotating shaft flows via an introduction hole is divided into a first division portion and a second division portion by a gasket. The first division portion and the second division portion communicate with each other through a communication hole formed in the gasket. The second division portion includes a drain hole through which cooling water is discharged to outside.
Abstract: A valve timing controller includes: a driving-side rotating body rotating in synchronization with a crankshaft of an internal combustion engine; a driven-side rotating body disposed coaxially with a rotation axis of the driving-side rotating body and rotating integrally with a valve opening and closing camshaft; advancing and retarding chambers formed between the driving-side and driven-side rotating bodies; a control valve unit controlling supply and discharge of a fluid to and from the advancing and retarding chambers; and a check valve unit disposed upstream of the control valve unit in a supply flow passage. A pressure space is provided between the control valve and check valve units, the control valve unit has a flow passage structure, and the check valve unit includes a supply flow passage and a return check valve.
Abstract: A parking assist device according to an embodiment includes: a peripheral image generation unit configured to generate a peripheral image representing conditions around a vehicle based on an imaging result of an imaging unit provided to the vehicle; a parking region acquisition unit configured to acquire a parking region where the vehicle is parkable; a display processing unit configured to display the peripheral image on a display device including a touch panel, and display a first symbol representing the parking region on the peripheral image; and an assist processing unit configured to start, when a position corresponding to the first symbol on the touch panel is touched, parking assist control for assisting parking at the parking region represented by the first symbol.
Abstract: A spoiler device includes a link mechanism and a spoiler member. In the link mechanism, a drive link, an intermediate link, a driven link, and a fixed link are annularly connected. The drive link is driven by an actuator, thereby causing the link mechanism to operate as a four-joint link. The spoiler member is fixed to the intermediate link or the driven link. Any one of the drive link, the intermediate link, and the driven link is configured so as to include, two division links whose one end portions are connected by a connection portion. The two division links are rotatable around the connection portion, and are pressed in rotational directions by a pressing member.
Abstract: A lower lock device includes a base being fixed to a slide door, a first hook and a second hook each including a base end portion being rotatably supported by the base, and a driving link that is rotatably supported by the base, and drives the first hook and the second hook. The first hook and the second hook rotate between an engaged position of sandwiching a lower striker by tip portions being close to each other and a retracted position in which the tip portions are separated from each other. The driving link is displaced between a first position in which the first hook and the second hook are disposed in the engaged position and a second position in which the first hook and the second hook are disposed in the retracted position.
Abstract: A front shoe as a sliding member includes a pair of support walls facing each other in a vehicle width direction, and a fulcrum shaft disposed in a bridging manner between both support walls. A support bracket as a support member supporting a movable panel and integrally moving while being joined to the front shoe includes a joint block having an engagement portion for the fulcrum shaft and serving as a second joint portion joined to a first joint portion on the front shoe side. Further, the joint block is arranged between both support walls while being relatively rotatable about the fulcrum shaft. On the joint block, a cushion member interposed between the joint block and the support walls while being fixed thereto is disposed.
Abstract: In an air intake apparatus, a first joining position between an intermediate piece and a first piece in a vicinity of a base of a protrusion of the intermediate piece opposite to an intake port is misaligned along an intake air flow direction with respect to a second joining position between the intermediate piece and a second piece in the vicinity of the base of the protrusion of the intermediate piece.