Patents by Inventor Toshio Machida

Toshio Machida has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8567129
    Abstract: A vehicle door control method includes operating a vehicle door handle to disengage a door lock device of a vehicle door, beginning to count time upon the operation of the door handle, if the vehicle door has moved from a fully closed position after the door lock device has been disengaged, operating a power assist mechanism to move the vehicle door in an opening direction, if the vehicle door has not moved from the fully closed position, operating the power assist mechanism to urge the vehicle door to move in the opening direction, if the vehicle door moves while being urged by the power assist mechanism, the operation of the power assist mechanism is continued to move the vehicle door in the opening direction, if the vehicle door does not move while being urged by the power assist mechanism, the power assist mechanism is operated in a direction which urges the vehicle door to move to the fully closed position.
    Type: Grant
    Filed: December 8, 2006
    Date of Patent: October 29, 2013
    Assignees: Aisin Seiki Kabushiki Kaisha, Toyota Shatai Kabushiki Kaisha
    Inventors: Shintaro Suzuki, Toshio Machida, Eiji Itami, Mizuho Morimitsu
  • Patent number: 8485571
    Abstract: A door lock apparatus for a vehicle includes a latch mechanism engaged with and released from a striker, a first lever rotatably driven by a driving unit from a predetermined first initial position, a second lever operatively connected to the first lever and rotated from a predetermined second initial position and switching a state of the latch mechanism relative to the striker, a biasing member biasing the second lever to be returned to the second initial position, and an engagement portion provided at the first lever and releasing the second lever by thrusting the second lever in accordance with the rotational movement of the first lever returning to the first initial position from a constrained state where the second lever is constrained not to be returned to the second initial position after the second lever has changed the states of the latch mechanism.
    Type: Grant
    Filed: October 29, 2008
    Date of Patent: July 16, 2013
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Yasutaka Shinoda, Akira Tani, Toshio Machida
  • Patent number: 8376417
    Abstract: A door latch apparatus for a vehicle includes a latch, a pawl, a motor, a release power transmitting mechanism, an active rotary member arranged in a standby area in a normal state, a driven rotation member rotating about a rotational shaft arranged in parallel with a rotational shaft of the active rotary member and away therefrom, a cam projection formed at the active rotary member, a cam groove formed at the driven rotation member and slidably engaging with the cam projection, the cam groove extending away from a reference line when the standby area is arranged close to one side of the rotation range and the active rotary member is positioned close to the one side of the rotation range, and a standby state detecting device detecting whether or not the active rotary member is arranged within the standby area based on a rotational position of the driven rotation member.
    Type: Grant
    Filed: July 29, 2009
    Date of Patent: February 19, 2013
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Toshio Machida, Jun Ishida, Shinsuke Takayanagi
  • Patent number: 8333414
    Abstract: A device includes a latch of a door and rotates while engaging with a striker of a vehicle body; a pawl which is rotatable between a latched position to restrict a rotation of the latch and a unlatched position to permit the rotation of the latch; a motor; a release power transmitting unit which transmits a rotational power of the motor to the pawl and rotates the pawl from the latched position to the unlatched position. The device further includes a motor-side rotation board, a relay rotation board, and a pawl-side rotation board, which are connected to be integrally rotatable. The relay rotation board become movable to a power shutoff position by pressing operation though an operating hole formed in a door. In the power shutoff position, connecting between the three boards is released, and the motor-side rotation board and the pawl-side rotation board become individually rotatable.
    Type: Grant
    Filed: March 26, 2009
    Date of Patent: December 18, 2012
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Shinsuke Takayanagi, Toshio Machida, Jun Ishida
  • Publication number: 20120056437
    Abstract: A vehicle door operating mechanism includes a ratchet interlocking lever, a handle interlocking lever, a motor power transmitting lever, and a force relaying member movable between a normal unlocking position, at which a force is transmittable from the handle interlocking lever and the motor power transmitting lever to the ratchet interlocking lever, and a locking position, at which the force is not transmittable from the handle interlocking lever and the motor power transmitting lever to the ratchet interlocking lever, wherein an emergency unlocking position, at which the force is transmittable from the handle interlocking lever to the ratchet interlocking lever and the force is not transmittable from the motor power transmitting lever to the ratchet interlocking lever, is set within a moving range of the force relaying member, and the motor power transmitting lever includes a guide portion for retaining the force relaying member at the emergency unlocking position.
    Type: Application
    Filed: May 17, 2011
    Publication date: March 8, 2012
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Shinsuke TAKAYANAGI, Toshio Machida, Keisuke Matsumoto, Yasutaka Shinoda
  • Publication number: 20110287955
    Abstract: Disclosed are: a polypeptide marker for diagnosing arteriosclerosis; a gene marker for diagnosing arteriosclerosis; an antibody; a probe for detecting an arteriosclerosis marker gene; a DNA microarray or a DNA chip for detecting an arteriosclerosis marker gene; a method for detecting arteriosclerosis; and a kit for diagnosing arteriosclerosis; with which an arteriosclerotic lesion can be detected with much improved accuracy.
    Type: Application
    Filed: August 14, 2009
    Publication date: November 24, 2011
    Applicants: National UNiversity Corporation Chiba University, Fujikura Kasei Co., Ltd.
    Inventors: Rika Nakamura, Hideyuki Kuroda, Go Tomiyoshi, Takaki Hiwasa, Masaki Takiguchi, Naokatsu Saeki, Toshio Machida
  • Patent number: 8061742
    Abstract: A door locking system for a vehicle includes a striker, a latch, a pawl allowing and regulating the latch to rotate, a lock release operating portion moving the pawl to release the regulation on the latch rotation, a latch driving motor driven in one direction to shift the door to a fully closed state from a half-closed state, the latch driving motor driven in the other direction to move the pawl to be release position when the lock release operating portion is operated, and a power transmission system switching mechanism connecting a motor output shaft of the motor to the latch for driving the latch in the locking direction, the power transmission system switching mechanism connecting the motor output shaft of the motor to the pawl for moving the pawl to the release position and including a first canceling mechanism for switching a power state.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: November 22, 2011
    Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Kiko Co., Ltd.
    Inventors: Toshio Machida, Jun Ishida, Yoshinobu Ogura, Shinsuke Takayanagi
  • Publication number: 20100270815
    Abstract: An opening and closing member control device includes: a latch that pulls in or releases a striker; a displacement member that operates the latch through a latch operation mechanism and is displaced within a movement area including a close area, a release area, and a neutral area positioned between the close and release areas; a motor that displaces the displacement member; a rotation counter that counts a rotation amount of the motor; and a control unit that controls, based on the rotation amount of the motor, rotation of the motor to perform a first returning operation for returning the displacement member to a neutral position set in the neutral area from the close area after a close operation of the displacement member, and a second returning operation for returning the displacement member to the neutral position from the release area after a release operation of the displacement member.
    Type: Application
    Filed: March 23, 2010
    Publication date: October 28, 2010
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Yasutaka SHINODA, Akira Tani, Toshio Machida, Yasuhiro Nagaya
  • Publication number: 20100026014
    Abstract: A door latch apparatus for a vehicle includes a latch, a pawl, a motor, a release power transmitting mechanism, an active rotary member arranged in a standby area in a normal state, a driven rotation member rotating about a rotational shaft arranged in parallel with a rotational shaft of the active rotary member and away therefrom, a cam projection formed at the active rotary member, a cam groove formed at the driven rotation member and slidably engaging with the cam projection, the cam groove extending away from a reference line when the standby area is arranged close to one side of the rotation range and the active rotary member is positioned close to the one side of the rotation range, and a standby state detecting device detecting whether or not the active rotary member is arranged within the standby area based on a rotational position of the driven rotation member.
    Type: Application
    Filed: July 29, 2009
    Publication date: February 4, 2010
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Toshio Machida, Jun Ishida, Shinsuke Takayanagi
  • Publication number: 20090267359
    Abstract: A device includes a latch of a door and rotates while engaging with a striker of a vehicle body; a pawl which is rotatable between a latched position to restrict a rotation of the latch and a unlatched position to permit the rotation of the latch; a motor; a release power transmitting unit which transmits a rotational power of the motor to the pawl and rotates the pawl from the latched position to the unlatched position. The device further includes a motor-side rotation board, a relay rotation board, and a pawl-side rotation board, which are connected to be integrally rotatable. The relay rotation board become movable to a power shutoff position by pressing operation though an operating hole formed in a door. In the power shutoff position, connecting between the three boards is released, and the motor-side rotation board and the pawl-side rotation board become individually rotatable.
    Type: Application
    Filed: March 26, 2009
    Publication date: October 29, 2009
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Shinsuke Takayanagi, Toshio Machida, Jun Ishida
  • Publication number: 20090108594
    Abstract: A door lock apparatus for a vehicle includes a latch mechanism engaged with and released from a striker, a first lever rotatably driven by a driving unit from a predetermined first initial position, a second lever operatively connected to the first lever and rotated from a predetermined second initial position and switching a state of the latch mechanism relative to the striker, a biasing member biasing the second lever to be returned to the second initial position, and an engagement portion provided at the first lever and releasing the second lever by thrusting the second lever in accordance with the rotational movement of the first lever returning to the first initial position from a constrained state where the second lever is constrained not to be returned to the second initial position after the second lever has changed the states of the latch mechanism.
    Type: Application
    Filed: October 29, 2008
    Publication date: April 30, 2009
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Yasutaka Shinoda, Akira Tani, Toshio Machida
  • Patent number: 7461873
    Abstract: An actuator for driving an operating mechanism that operates an operated member of a vehicle by means of a driving of an electric drive source includes a housing for supporting the electric drive source, a detecting means for detecting an operation status of the operated member or the operating mechanism, a switch connector including an output terminal provided as an electric path from the detecting means, and a power feeding connector formed on the housing and including an input terminal provided as an electric path to the electric drive source and a first engaging portion onto which the switch connector is fit.
    Type: Grant
    Filed: December 1, 2004
    Date of Patent: December 9, 2008
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventor: Toshio Machida
  • Publication number: 20080105011
    Abstract: A door locking system for a vehicle includes a striker, a latch, a pawl allowing and regulating the latch to rotate, a lock release operating portion moving the pawl to release the regulation on the latch rotation, a latch driving motor driven in one direction to shift the door to a fully closed state from a half-closed state, the latch driving motor driven in the other direction to move the pawl to be release position when the lock release operating portion is operated, and a power transmission system switching mechanism connecting a motor output shaft of the motor to the latch for driving the latch in the locking direction, the power transmission system switching mechanism connecting the motor output shaft of the motor to the pawl for moving the pawl to the release position and including a first canceling mechanism for switching a power state.
    Type: Application
    Filed: October 31, 2007
    Publication date: May 8, 2008
    Applicants: AISIN SEIKI KABUSHIKI KAISHA, AISIN KIKO CO., LTD.
    Inventors: Toshio MACHIDA, Jun ISHIDA, Yoshinobu OGURA, Shinsuke TAKAYANAGI
  • Publication number: 20070132273
    Abstract: A door control system and method for a vehicle door includes a power assist mechanism. The system starts a power assistance for opening of the vehicle door from a fully closed position when the vehicle door is moved by an operation of a door handle under a condition that a door lock being disengaged in association with the operation of the door handle. The power assistance force is supplied to the vehicle door by actuating the power assist mechanism when the vehicle door is judged to be not moving even after a preset time period lapsed from a counting of a time started from the operation of the door handle.
    Type: Application
    Filed: December 8, 2006
    Publication date: June 14, 2007
    Applicants: AISIN SEIKI KABUSHIKI KAISHA, TOYOTA SHATAI KABUSHIKI KAISHA
    Inventors: Shintaro Suzuki, Toshio Machida, Eiji Itami, Mizuho Morimitsu
  • Patent number: 6974010
    Abstract: A clutch mechanism includes rotation operating unit for rotating a second rotational member integrally with a first rotational member, the rotation operating unit includes a collar member installed near the second end of the operating spring, and at least one braking member rotatably disposed generating biasing force containing an element in a radial direction relative to a circumferential slidable contact surface of the collar member. The braking member includes an engaging portion configured to engage the second edge of the operating spring therewith.
    Type: Grant
    Filed: October 30, 2003
    Date of Patent: December 13, 2005
    Assignees: Aisin Seiki Kabushiki Kaisha, Daiichi Kasei Co., Ltd.
    Inventors: Toshio Machida, Tomohiro Nozawa
  • Patent number: 6974165
    Abstract: A vehicle door lock apparatus includes a latch, an operating member for performing a lock operation for rotating the latch to a lock position by being moved from a neutral position to a first position and an unlock operation for rotating the latch to an open position by being moved from the neutral position to a second position, a control unit for switching a moving direction of the operating member, an operated member for being operated along with the operating member moved to the second position, a restricting member for restricting a movement of the operated member in a predetermined position, and a detecting means for detecting the operated member being positioned adjacent to the predetermined position. The control unit enters a standby mode through a process of bringing the operating member to return to the first or second position side after the unlock operation or the lock operation is completed.
    Type: Grant
    Filed: February 18, 2004
    Date of Patent: December 13, 2005
    Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Kiko Co., Ltd.
    Inventors: Tsuneyuki Koike, Toshio Machida, Toshitsugu Oda, Shinsuke Takayanagi
  • Patent number: 6964438
    Abstract: A vehicle door lock device includes a latch being rotatable between an open position in which the latch is disengageable from a strikes and a lock position in which the latch is prohibited to disengage from the striker, and an actuator for rotating the latch toward the lock position and including an operating portion engageable with an operated portion formed at the latch and a drive mechanism for moving the operating portion being in an engaged state with the operated portion along a predetermined path. The drive mechanism. includes a guide wall face arranged so as to face the operating portion and a biasing member for biasing the operating portion to be pressed against the guide wall face. The operating portion can be separated from the guide wall face by an external force greater than a biasing force of the biasing member.
    Type: Grant
    Filed: February 18, 2004
    Date of Patent: November 15, 2005
    Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Kiko Co., Ltd.
    Inventors: Tsuneyuki Koike, Toshio Machida, Toshitsugu Oda, Shinsuke Takayanagi
  • Publication number: 20050121920
    Abstract: An actuator for driving an operating mechanism that operates an operated member of a vehicle by means of a driving of an electric drive source includes a housing for supporting the electric drive source, a detecting means for detecting an operation status of the operated member or the operating mechanism, a switch connector including an output terminal provided as an electric path from the detecting means, and a power feeding connector formed on the housing and including an input terminal provided as an electric path to the electric drive source and a first engaging portion onto which the switch connector is fit.
    Type: Application
    Filed: December 1, 2004
    Publication date: June 9, 2005
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventor: Toshio Machida
  • Publication number: 20040227355
    Abstract: A vehicle door lock device includes a latch being rotatable between an open position in which the latch is disengageable from a strikes and a lock position in which the latch is prohibited to disengage from the striker, and an actuator for rotating the latch toward the lock position and including an operating portion engageable with an operated portion formed at the latch and a drive mechanism for moving the operating portion being in an engaged state with the operated portion along a predetermined path. The drive mechanism. includes a guide wall face arranged so as to face the operating portion and a biasing member for biasing the operating portion to be pressed against the guide wall face. The operating portion can be separated from the guide wall face by an external force greater than a biasing force of the biasing member.
    Type: Application
    Filed: February 18, 2004
    Publication date: November 18, 2004
    Applicants: AISIN SEIKI KABUSHIKI KAISHA, AISIN KIKO CO., LTD.
    Inventors: Tsuneyuki Koike, Toshio Machida, Toshitsugu Oda, Shinsuke Takayanagi
  • Publication number: 20040227356
    Abstract: A vehicle door lock apparatus includes a latch, an operating member for performing a lock operation for rotating the latch to a lock position by being moved from a neutral position to a first position and an unlock operation for rotating the latch to an open position by being moved from the neutral position to a second position, a control unit for switching a moving direction of the operating member, an operated member for being operated along with the operating member moved to the second position, a restricting member for restricting a movement of the operated member in a predetermined position, and a detecting means for detecting the operated member being positioned adjacent to the predetermined position. The control unit enters a standby mode through a process of bringing the operating member to return to the first or second position side after the unlock operation or the lock operation is completed.
    Type: Application
    Filed: February 18, 2004
    Publication date: November 18, 2004
    Applicants: AISIN SEIKI KABUSHIKI KAISHA, AISIN KIKO CO., LTD.
    Inventors: Tsuneyuki Koike, Toshio Machida, Toshitsugu Oda, Shinsuke Takayanagi