Abstract: A vehicle door latch apparatus has a latch that is engaged with a striker; a ratchet member rotatably supported by a ratchet shaft and that has a pawl portion, wherein the pawl portion is movable between a latch engaging position, where the pawl portion can face a full latch engaging portion of the latch, and a latch releasing position, where the pawl portion is not in contact with the full latch engaging portion, wherein release component force is generated in a latch releasing direction when latch return force is applied in a releasing direction at the latch engaging position, and the ratchet member is pushed out from the latch engaging position to the latch releasing position by the release component force; a ratchet restraint that is arranged on a side of the ratchet member and that can be moved about a pin between a block position and a release position.
Abstract: A door lock device pair includes right and left door lock devices; each of the door lock devices including: a housing; a coupler wall projecting from the housing; a flat portion formed on the housing; and a waterproof seal fixed to the flat portion and being wrapped around the coupler wall, the waterproof seal including: inner and outer peripheral surfaces; and an inclined surface that forms an acute angle with respect to the inner peripheral surface and an obtuse angle at another end of the inclined surface, the inner peripheral surface being in contact with the outer peripheral wall and being in contact with the inclined surface, and the waterproof seals in the door lock devices having the same shape, and the waterproof seals being wrapped around the respective outer peripheral walls in the same direction.
Abstract: An opening/closing mechanism for a tail gate includes a hinge device configured to rotate the tail gate relative to side walls, and a latch device configured for engagement with a striker provided on the side wall to hold the tail gate in a closed state. The hinge device includes an electric driving device provided on the tail gate and configured to rotate the tail gate by means of a motor, and a coupling configured to couple a body-side engagement portion provided on the side wall and an output shaft of the electric driving device together. The output shaft of the electric driving device fits in a fitting hole portion in a first cylindrical portion formed at one end side of the coupling, and the body-side engagement portion fits in a fitting recessed portion in a second cylindrical portion formed at the other end side of the coupling.
Abstract: In a latch device for holding a tail gate in a closed state by being brought into engagement with a striker provided on a side wall of a loading space, a main shaft, which supports a claw and a ratchet, is supported in a base plate at a right end portion and is supported in a right side portion of a housing at an intermediate portion, which is positioned between the claw and the ratchet, and a pawl shaft, which supports a pawl, is supported in the right side portion of the housing at a right end portion. A first seal member is provided between the main shaft and the right side portion of the housing, and a second seal member is provided between the pawl shaft and the right side portion of the housing.
Abstract: Vehicle door latch apparatus has; latch that engages strike and that rotates from an unlatched position to a full-latch over rotating position; ratchet member that is rotatably supported by ratchet shaft, wherein ratchet member has pawl portion that is movable between a latch engaging position, where pawl portion can face full-latching engaging portion of latch, and a latch releasing position, where pawl portion is not engaged with full-latching engaging portion; and ratchet restrainer that is positioned on a side of ratchet member and that restrains ratchet member. Ratchet member is configured to be pushed out from latch engaging position to a latch releasing position by release component force F2 that acts on ratchet member in a latch releasing direction, wherein release component force F2 is generated when latch returning force that acts on latch is applied to ratchet member at the latch engaging position.
Abstract: There are provided a new and improved control device, control method, and storage medium that can further reduce a user's burden. A control device includes a control section configured to control opening and closing of a structure. the control section controls an opening operation or a closing operation of the structure to match an operation direction of the structure obtained by a sensor provided to the structure, and the control section further controls the closing operation of the structure until the structure is fully closed when the operation direction of the structure obtained by the sensor is a closing direction, and controls the opening operation of the structure until the structure is fully opened when the operation direction of the structure obtained by the sensor is an opening direction.
Abstract: A vehicle door latch apparatus has latch mechanism, powered release means, manual release means and lock mechanism that is switched between a locked state and an unlocked state. Powered release means has cam wheel that is rotated in normal and in reverse rotational directions from a reference position by motor power. When cam wheel is rotated in the normal rotational direction from the reference position, latch mechanism is released while lock mechanism is held in the locked state When cam wheel is rotated in the reverse rotational direction from the reference position, cam wheel switches lock mechanism to the unlocked state. Cam wheel returns lock mechanism to the locked state when cam wheel is rotated in the normal rotational direction back to the reference position in the unlocked state.
Abstract: A power unit for a powered cinching mechanism with a favorable level of operational noise is provided. A door latch apparatus includes latch unit and power unit. Latch unit has latch that engages striker, ratchet that engages latch and first cinching lever that displaces latch from a half-latched position to a full-latched position. Latch unit is attached to an end portion of a vehicle door. Power unit includes motor, cable drum, deceleration mechanism and closed-type housing that houses them. Operational noise at 300 mm right above the housing of power unit is 42.2 to 40.9 dB at a supply voltage to the motor of 9V, 47.5 to 43.9 dB at a supply voltage of 12V, and 49.7 to 46.5 dB at a supply voltage of 16 V. Deceleration mechanism includes a worm gear and a helical gear.
Abstract: A lock device 1 includes a latch 10 that locks a striker 2, a ratchet 11 that is brought into engagement with the latch 10 to prevent the movement of the latch 10, a lever 12 that moves the ratchet 11 to a releasing position where the ratchet 11 releases the latch 10, an actuator 13 that includes a motor 23 that operates the lever 12, a base 14 that supports the latch 10, the ratchet 11, the lever 12 and the actuator 13, and a case 15 that is fixed to the base 14 and accommodates at least the actuator 13 between the base 14 and the case 15, and an attaching portion 44, to which an operating member 16 that is connected to the lever 12 so as to enable the lever 12 to be operated manually is attachable, is provided integrally on the case 15.
Abstract: Lock mechanism is provided between pawl lever and manual release mean. The present vehicle door latch apparatus includes ratchet member that engages latch and that can be released from latch by release component force F2, latch restraint that prevents ratchet member from being disengaged from latch and powered release means that moves ratchet restraint. Ratchet member includes base lever and pawl lever. When ratchet restraint is moved, base lever is moved to a non-regulated position, where pawl lever can be disengaged from latch by release component force F2. Manual release means is connected to pawl lever. Lock mechanism is provided between pawl lever and manual release means.
Abstract: A door latch device includes a latch mechanism, a motor, an electric release mechanism, a manual release mechanism, a lock mechanism, a courtesy switch, and a door lock ECU and the door lock ECU is communicably connected to a vehicle body ECU provided on a main body side of a vehicle. The door lock ECU includes a printed wiring board and each terminal of the courtesy switch is connected to the printed wiring board.
Abstract: A sliding door driving device includes: a power source; a motor that outputs power to open and close the door; a motor driving circuit that connects the power source and the motor to each other; and a motor control device that controls the motor driving circuit. The motor control device includes an inverter that converts DC power supplied from the power source into AC power, and a shunt resistor disposed between the power source and the inverter. The position detection unit of the motor control device obtains the rotation angle of the motor based on the output of the shunt resistor.
Abstract: A door latch device includes a motor, a mechanical mechanism, a door lock ECU, and a case. The door lock ECU includes a printed wiring board and a capacitor connected to the printed wiring board. The case includes a bottom plate, a first accommodation space for accommodating the motor and the mechanical mechanism on one side of the bottom plate, and a second accommodation space for accommodating the printed wiring board and the capacitor on the other side of the bottom plate. The bottom plate is provided with a capacitor accommodation portion recessed from the second accommodation space toward the first accommodation space and the capacitor is arranged in the capacitor accommodation portion.
Abstract: A vehicle side door opening/closing device includes a motor, a gear case to which the motor is fixed and which is fixed to a side door, a speed reducer built in the gear case, an output gear provided to the speed reducer, a rack of which an end portion is pivotably supported to a vehicle body and which is provided with a rack gear, and an engagement holding unit connected with the gear case and movably supporting the rack while constantly keeping an engagement allowance between the rack and the output gear. The side door is moved in an opening direction by pushing the rack and in a closing direction by pulling the rack respectively following the rotation of the output gear. The engagement holding unit rotates around a rotation center of the output gear by a swing of the rack following the opening/closing operation of the side door.
Abstract: In a vehicle door latch apparatus, a one-motion operation can be allowed. Switching element is in a double unlocked state when it is in the connected position and is in a double locked state when it is in the disconnected position. The double unlocked state enables a one-motion operation, in which switching element is linked to the release operation of first inside lever in order to switch the locking mechanism from the locked state to the unlocked state and in which the release operation of first inside lever is transmitted to second inside lever in order to open the door, and in the double locked state, switching element is not linked to the release operation of first inside lever, prevents the release operation of first inside lever from being transmitted to second inside lever and prevents the locking mechanism from being switched from the locked state to the unlocked state.
Abstract: A vehicle door hinge that has a desorption function while enabling weight reduction and increasing production efficiency. The vehicle door hinge comprises a base member (2U) fixed to the door-side of the vehicle, a base member (3U) fixed to the vehicle body side; a hinge shaft (4U) rotatably connects the base members (2U, 3U) to each other; a screwed body (5U) that is detachably screwed in the axial direction to the hinge shaft (4U) so that the base member (3U) and the hinge shaft (4U) rotate integrally; bushes (6U, 7U) fitted into a shaft holes (22U) of the base member (2U) so that the base member (2U) and the hinge shaft can rotate relative to each other; and a retaining portion (8U) for preventing the hinge shaft (4U) from coming off from the shaft hole (22U) of the base member. The base members (2U, 3U) are cast from aluminum alloy.
March 15, 2018
Date of Patent:
September 6, 2022
Mitsui Kinzoku Act Corporation
Hiroshi Morinaga, Makoto Kondo, Kumiko Sato
Abstract: A sliding-door drive device includes: a motor; a speed reducing mechanism reducing rotation of the motor; opening and closing cables having respective one ends secured to a sliding door of a vehicle; an opening drum, having the opening cable wound therearound, to be rotated by the motor through the speed reducing mechanism; and a closing drum, having the closing cable wound therearound, to be rotated by the motor through the speed reducing mechanism. Further, rotation axes of the motor, the opening drum, and the closing drum are parallel, and the opening drum and the closing drum are arranged parallel in radial directions thereof.
Abstract: An automobile door latch device includes: a mesh mechanism; a body; a base; and an operation mechanism disposed on the base, the operation mechanism including: an outside lever configured to receive an operating force of an outside handle to perform open actuation; a first open lever configured to perform open actuation in conjunction with open actuation of the outside lever; a locking/unlocking mechanism; a second open lever configured to perform open actuation in conjunction with open actuation of the first open lever output from the locking/unlocking mechanism; and a fully open release lever configured to perform open actuation in conjunction with open actuation of the first open lever, wherein the fully open release lever is connected to an operating force transmission member configured to transmit the open actuation of the fully open release lever to a fully opening latch device for holding the slide door in a fully open position.
Abstract: A vehicle entry system that comprises a portable terminal and an onboard device that wirelessly communicates with the portable terminal. The onboard device has: a door opening and closing unit that can lock a vehicle door in a closed state and open the vehicle door to a prescribed angle; and an onboard control unit that, on the basis of commands from a portable terminal, controls a vehicle drive system and the door opening and closing unit. The portable terminal has a touch panel and a terminal control unit that outputs commands to the onboard control unit. A plurality of icons on the touch panel include an advance-and-open-door icon to advance to a location at which the door can open and, after advancing, to open the door; and a reverse-and-open-door icon to reverse to a location at which the door can open and, after reversing, to open the door.
Abstract: In a vehicle door latch device, ingress of rainwater into an outer cable of a Bowden cable is prevented. Vehicle door latch device includes: operation handle provided in a door; door latch mechanism attached in the door; Bowden cable having outer cable that is fixed at one end to the vicinity of operation handle and at the other end to door latch mechanism, and inner cable that is inserted into outer cable while being coupled at one upward end to operation handle and at the other end to release lever of door latch mechanism; and elastic cap provided at one end of the outer cable, having the corresponding one of cover portions in a cylindrical shape, extending in a movement direction of the inner cable extending from the one end of the outer cable, to cover the inner cable.