Patents Assigned to Mitsui Kinzoku Act Corporation
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Patent number: 9464466Abstract: A door latch device for a vehicle includes: a body having a striker advancing groove formed on one surface thereof through which a striker arranged on a vehicle body advances corresponding to a closing movement of the door; a latch configured to engage with the advanced striker to be rotatable; a pole configured to rotate interlocking with the rotation of the latch and engaged with the latch so as to restrain the door at a closed position; a lever configured to rotate based on an opening operation of a handle arranged on the door to rotate the interlocking pole; and a spring configured to urge the lever. The lever has a shaft hole. The body includes a spring accommodating part that accommodates the spring, and a pivot that is inserted to the shaft hole of the lever to rotatably support the lever.Type: GrantFiled: July 21, 2015Date of Patent: October 11, 2016Assignee: MITSUI KINZOKU ACT CORPORATIONInventors: Hideaki Nozawa, Tomoharu Nagaoka
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Publication number: 20160290020Abstract: A vehicle door latch device includes: a body includes a striker advancing groove into which a striker advances along with closing movement of the door; a latch configured to interlock with the advanced striker so as to be rotatable from an open position to a latched position; a pole configured to be biased to rotate, in a direction towards an engaged position where the pole is engageable with the latch in the latched position from a released position where engagement with the latch is canceled, and restrain the door in a closed position by rotating from the engaged position to the released position in conjunction with rotation of the latch, rotating from the released position to the engaged position by biasing force, and engaging with the latch; and a buffer that is made of an elastic member.Type: ApplicationFiled: December 12, 2014Publication date: October 6, 2016Applicant: MITSUI KINZOKU ACT CORPORATIONInventors: Hideaki NOZAWA, Tomoharu NAGAOKA
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Patent number: 9428935Abstract: A driving device includes: a neutral switch switches over from ON to OFF when an automatic closing function by a motor is operated and a first cam surface is released from a contact with the neutral switch; and a gear detection switch switches over from ON to OFF when an automatic closing function by the motor is operated and a second cam surface is released from a contact with the gear detection switch, wherein the operation of the automatic closing function by the motor is configured to be initiated by switch-over of a ratchet switch of the door latch unit from OFF to ON and ended by switch-over of the neutral switch from OFF to ON, and the gear detection switch is configured to switch over from OFF to ON by coming into contact with the second cam surface when the automatic releasing function by the motor is operated.Type: GrantFiled: December 30, 2014Date of Patent: August 30, 2016Assignee: MITSUI KINZOKU ACT CORPORATIONInventor: Kohei Yamashita
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Publication number: 20160201361Abstract: A vehicle door opening and closing apparatus includes: a closing latch mechanism having a first latch and a first ratchet; an opening latch mechanism having a second latch and a second ratchet; a release electric mechanism configured to operate the first ratchet to a released position; an opening latch interlocking mechanism configured to operate in a cancel direction from an initial position in association with movement of the second latch from the unlatched position to the latched position; a relay mechanism configured to enable returning of the first ratchet stopped at the released position by switching over from a connected state to a disconnected state; and a cable that is routed through inside of a door trim and that transmits the operation of the opening latch interlocking mechanism in the cancel direction to the relay mechanism.Type: ApplicationFiled: September 3, 2014Publication date: July 14, 2016Applicant: MITSUI KINZOKU ACT CORPORATIONInventors: Naoki HANAKI, Kohei YAMASHITA
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Publication number: 20160201363Abstract: A vehicle door latch device includes: a seal sticking portion at which an upper seal portion of a waterproof seal is stuck, and which is provided upward in a protruding manner at an upper portion of a body accommodating portion; an upper positioning unit which is provided at a lower edge and a side edge on an extra-vehicle side of the seal sticking portion, the upper positioning unit being configured to receive and position a lower surface and an end face on the extra-vehicle side of the upper seal; and a side positioning unit which is configured to position a side seal portion of the waterproof seal to be directed diagonally downward, and which is provided on a surface on an intra-vehicle side of the cover where the side seal portion is stuck.Type: ApplicationFiled: January 6, 2015Publication date: July 14, 2016Applicant: MITSUI KINZOKU ACT CORPORATIONInventors: Masakazu AKAHORI, Chenming ZHANG
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Patent number: 9376038Abstract: A seat lock apparatus includes a case member having a striker entrance groove and a hook lever that is provided rotatably via a hook shaft and is movable between an opening position and a restraining position where the hook lever closes an opening in a striker entrance groove. The apparatus is configured to position the hook lever in the restraining position while positioning the striker in the striker entrance groove when a seatback is erected. The striker entrance groove is formed such that when the striker enters the striker entrance groove and abuts against the hook lever positioned in the restraining position, only a portion of the case member, which is positioned closer to a central side of the seatback than the hook lever is in an axial direction of the hook shaft, is brought into abutment with the striker.Type: GrantFiled: July 24, 2014Date of Patent: June 28, 2016Assignee: MITSUI KINZOKU ACT CORPORATIONInventors: Naoya Seto, Naoki Hanaki, Kazuhito Yokomori
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Patent number: 9328540Abstract: In a vehicle, a striker engages with a latch which engages with a ratchet. A door of the vehicle is closed. A motion-transmitting path for transmitting power to the ratchet from an electric drive mechanism is provided. A release-canceling mechanism connects or cuts off the motion-transmitting path. When the ratchet is released from the latch, the door-cooperating lever cuts off the release-canceling mechanism to enable the ratchet to engage with the latch again. Hence the door is closed.Type: GrantFiled: August 26, 2013Date of Patent: May 3, 2016Assignee: MITSUI KINZOKU ACT CORPORATIONInventors: Kazuhito Yokomori, Kohei Yamashita
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Patent number: 9309699Abstract: A latch device includes: a base plate; an open lever rotatably attached to the base plate; a biasing unit that biases the open lever; and an electric release unit to be installed in an electric release type latch device in which the open lever is operated by power and a manual release unit to be installed in a manual release type latch device in which the open lever is manually operated are capable of being selectively installed in the base plate. The open lever includes an action end portion to press a ratchet engaged with a latch and disengaging the ratchet from the latch. The biasing unit biases the open lever. The manual release unit is provided with a manual release stopping unit to abut against a driven portion.Type: GrantFiled: August 26, 2013Date of Patent: April 12, 2016Assignee: MITSUI KINZOKU ACT CORPORATIONInventor: Shunsuke Tamura
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Publication number: 20160087565Abstract: A door opening/closing device includes: a motor; and a control unit that is configured to control a rotation rate of the motor by pulse-width modulation (PWM) control. The door opening/closing device opens and closes a door of a vehicle with power of the motor. The control unit is configured to perform the PWM control on the motor at a PWM frequency set so as to deviate from a resonance point of an installation body on which the motor is installed.Type: ApplicationFiled: June 25, 2014Publication date: March 24, 2016Applicant: MITSUI KINZOKU ACT CORPORATIONInventors: Yasuyuki WATANABE, Ayahito KOJIMA
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Patent number: 9290969Abstract: A vehicle door latch device comprises a base member having a striker-engagement groove which a striker of a vehicle body enters; a latch pivotally mounted to the base member and engagable with the striker; a ratchet pivotally mounted to the base member to engage with the latch to prevent the latch from turning; a latch-detecting switch detecting a turning position of the latch; and a synthetic resin terminal block in which a latch conductive plate is insert-molded. The terminal block has a holding portion that can hold the latch-detecting switch with an elastic claw. The latch conductive plate has a connecting terminal exposed in the holding portion and electrically connected to the latch detecting switch.Type: GrantFiled: August 22, 2012Date of Patent: March 22, 2016Assignee: MITSUI KINZOKU ACT CORPORATIONInventors: Yoshiaki Yokota, Minetaka Katagawa
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Patent number: 9284768Abstract: A power door opening/closing apparatus includes: a first unit including the motor, a first unit case including the motor, a first transmission mechanism received in the first unit case, and a rotation sensor which is received within the first unit case, and which is one of electrical components; and a second unit which includes a second unit case connected to the first unit case by a fixing member, a second transmission mechanism rotatably received within the second unit case, and connected to the first transmission mechanism, and an output shaft connected to an output side of the second transmission mechanism, and arranged to transmit a rotation of the second transmission mechanism to the door, and which does not include an electrical component.Type: GrantFiled: May 12, 2014Date of Patent: March 15, 2016Assignee: MITSUI KINZOKU ACT CORPORATIONInventor: Kazuyuki Sasaki
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Patent number: 9284758Abstract: An operating device for a vehicle door latch comprises an inside handle, a base member fixed to a door, and inside lever connected to the inside handle, a locking lever, a housing, a motor, an output lever, a detected lever coupled to the inside handle and an inside-handle detecting switch. The motion of the inside handle is detected by the inside-handle detecting switch via the detected lever of the device to make the door open or close. Another detecting switch detects motion of a swinging member outside the housing.Type: GrantFiled: June 26, 2013Date of Patent: March 15, 2016Assignee: Mitsui Kinzoku Act CorporationInventors: Kazuhito Yokomori, Kohei Yamashita
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Patent number: 9238420Abstract: A seat lock apparatus includes a guide lever having a waiting hook engagement portion and a striker abutment portion and a hook having a guide engagement portion which, when the hook reaches a waiting position which lies further in a striker releasing direction than a striker releasing position, engages with the waiting hook engagement portion to hold the hook in the waiting position and is disengaged from the waiting hook engagement portion so that the hook restrains the striker. The guide lever has a halfway hook engagement portion which, when the hook is in a halfway position between the releasing position and a restraining position and the striker is not in a position to be restrained by the hook, engages with the guide engagement portion to hold the hook in the halfway position.Type: GrantFiled: October 29, 2013Date of Patent: January 19, 2016Assignee: MITSUI KINZOKU ACT CORPORATIONInventor: Naoya Seto
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Publication number: 20150376918Abstract: A vehicle door latch device comprises an engagement assembly comprising an engagement mechanism which is engagable with a striker of a vehicle body; a first casing which can be connected from one direction to an operating mechanism which can turn to a locking state and an unlocking state; an operating assembly comprising a second casing to which the engagement assembly is attached; an outside lever pivotally supported on the engagement assembly; and positioning-guide means by which the engagement assembly can be connected from the same direction as a direction in which the operating mechanism is connected to the first casing, thereby improving assembling efficiency and getting smaller.Type: ApplicationFiled: September 3, 2014Publication date: December 31, 2015Applicant: Mitsui Kinzoku Act CorporationInventors: Tomoharu Nagaoka, Hideaki Nozawa
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Patent number: 9222289Abstract: When a worm wheel is in a first stop position a locking surface of a first projecting portion and a locking surface of a second projecting portion, which is provided back to a pressing surface of a first projecting portion adjacent to the locking surface of the first projecting portion, are situated along concentric arc-shaped rotational loci of the rotational end faces of a first engagement arm and a second engagement arm, while when the worm wheel is in a second stop position a locking surface of the second projecting portion and the locking surface of the first projecting portion, which is provided back to a pressing surface of the second projecting portion adjacent to the locking surface, are situated along the concentric arc-shaped rotational loci of the rotational end faces of the first engagement arm and the second engagement arm.Type: GrantFiled: November 27, 2012Date of Patent: December 29, 2015Assignee: Mitsui Kinzoku Act CorporationInventors: Tomoharu Nagaoka, Takao Taga
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Patent number: 9169676Abstract: A latch device for vehicle LA provided on a door D of a vehicle, including: a latch 20, which meshes with a striker S; a ratchet 30, which regulates rotation of the latch 20; a detecting sensor 200 including a body 201 and terminals 202a and 202b exposed from the body 201, which detects operation of the latch 20 or the ratchet 30; and a main body 40 in which the detecting sensor 200 is arranged, wherein the main body 40 includes a discharging portion 417 formed on a position corresponding to the terminals 202a and 202b of the latch detecting sensor 200, and the terminals 202a and 202b of the detecting sensor 200 are arranged on an upper side of a vehicle than the discharging portion 417 in a state in which the door D is closed.Type: GrantFiled: January 19, 2012Date of Patent: October 27, 2015Assignee: MITSUI KINZOKU ACT CORPORATIONInventors: Hirofumi Watanabe, Shintaro Okawa
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Patent number: 9140037Abstract: A vehicle door latch device configured so that the pivoting of a gear which is performed by motor drive reliably moves a lock lever to a lock position and an unlock position. When a lock lever is at a lock position, if a worm wheel is rotated in one direction by a motor, a first engagement protrusion section makes contact with a first engagement arm in the direction of the pivoting thereof, the lock lever is pivoted to an unlock position, and after that, a second engagement protrusion section makes contact with a pivoting end section of a second engagement arm to cause the worm wheel to stop at a first stop position.Type: GrantFiled: September 30, 2010Date of Patent: September 22, 2015Assignee: MITSUI KINZOKU ACT CORPORATIONInventors: Tomoharu Nagaoka, Yuya Murakami
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Patent number: 9103146Abstract: In a vehicle door hinge, a moving hinge member is fixed to a mounting surface of a door, and a fixed hinge member is fixed to a mounting surface of a vehicle body. The moving hinge member is pivotally mounted to the fixed hinge member via a hinge shaft. The fixed hinge member has a deformation-promoting portion which meets the mounting surface of the vehicle body at an intersection. An extension line extends from a facing side of the fixed hinge member facing the mounting surface of the door. First and second tangential lines which contact an outer circumference of the hinge shaft extend perpendicular the mounting surface of the vehicle body. The intersection is positioned between the extension line and the second tangential line remote from the extension line compared with the first tangential line. The facing side is formed at right angles or approximate right angles with respect to the mounting surface of the vehicle body, and the fixed hinge member is unfolded to a T-shape.Type: GrantFiled: July 15, 2014Date of Patent: August 11, 2015Assignee: MITSUI KINZOKU ACT CORPORATIONInventor: Hiroshi Morinaga
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Patent number: D748966Type: GrantFiled: December 24, 2014Date of Patent: February 9, 2016Assignee: MITSUI KINZOKU ACT CORPORATIONInventor: Hiroshi Morinaga
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Patent number: D749394Type: GrantFiled: December 23, 2014Date of Patent: February 16, 2016Assignee: MITSUI KINZOKU ACT CORPORATIONInventor: Hiroshi Morinaga