Patents Assigned to Shiroki Corporation
  • Window regulator
    Patent number: 10041284
    Abstract: In a window regulator which moves a slider base, slidable along a guide rail, via a pair of wires, the slider base includes: a guide portion which is fitted to the guide rail to be movable in the longitudinal direction thereof; first and second wire engaging portions with which ends of the wires are engaged, respectively; and first and second force application portions which receive a force in a moving direction of the slider base from the wires, and the guide portion is positioned in at least one of the areas between the first force application portion and the first wire engaging portion and between the second force application portion and the second wire engaging portion in the widthwise direction of the guide rail. This makes it possible to obtain a window regulator which is superior in smoothness of operation and operating efficiency of the slider base.
    Type: Grant
    Filed: April 22, 2016
    Date of Patent: August 7, 2018
    Assignee: SHIROKI CORPORATION
    Inventors: Kenji Yamamoto, Yoshiki Tanabe
  • DRIVE DEVICE FOR OPENING/CLOSING BODY FOR VEHICLE
    Publication number: 20180209519
    Abstract: A drive device includes a drum housing rotatably supports a drum, allows an outer tube end to be inserted into an outer tube connecting portion and allows a wire to pass through a wire passage portion, and a drive member rotates the drum. An anti-deflection portion limits deflection of the wire and is formed on the drum housing/drive member. The anti-deflection portion includes a range surrounded by a line connecting one end of the formation range of the spiral groove and one end of the formation range of the insertion hole at the outer tube end connected to the outer tube connecting portion and a line connecting the other end of the spiral groove formation range and the other end of the insertion hole formation range at the end of the outer tube connected to the outer tube connecting portion, in the rotational axis direction of the drum.
    Type: Application
    Filed: September 2, 2016
    Publication date: July 26, 2018
    Applicant: SHIROKI CORPORATION
    Inventors: Atsushi MURAMATSU, Kenji YAMAMOTO, Kenichi SUZUKI
  • Window regulator
    Patent number: 10030430
    Abstract: In a window regulator which moves a slider base, slidable along a guide rail, via a pair of wires, the slider base is configured of: a body member made of synthetic resin which is slidably supported by the guide rail and to which each wire is connected; and a support member made of metal which supports a window glass, and the support member is provided with a holding portion which holds the body member in the widthwise direction of the guide rail. This configuration makes it possible to achieve a window regulator in which the slider base is not easily warped or deformed when an external force is exerted thereon and which is superior in strength and durability.
    Type: Grant
    Filed: April 22, 2016
    Date of Patent: July 24, 2018
    Assignee: SHIROKI CORPORATION
    Inventors: Atsushi Muramatsu, Kenji Yamamoto, Kenichi Suzuki, Yoshiki Tanabe
  • Seat reclining apparatus
    Patent number: 10029588
    Abstract: A seat reclining apparatus includes a base member and a ratchet on a seat cushion and a seatback, respectively or vice versa; a lock member which engages with and disengages from a meshing portion of the ratchet; a lock driver which moves the lock member between the engaged position and the disengaged position; and a meshed-state retainer including an engaging portion provided on the base member, and an engaged portion provided on the lock member. When the lock member in the engaged position moves in a direction different from a direction in which the lock member is guided by the guide portion of the base member, the meshed-state retainer moves the lock member toward the engaged position via engagement of the engaged portion with the engaging portion to retain a meshed state between the lock member and the meshing portion of the ratchet.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: July 24, 2018
    Assignee: SHIROKI CORPORATION
    Inventors: Noriaki Maeda, Hidehiko Fujioka
  • Vehicle seat
    Patent number: 10029583
    Abstract: A vehicle seat includes: a bracket; and a seat frame that is mounted on the bracket through coupling member. The bracket has main body, and upright wall extending upward from the main body and coupled to the main body. The coupling member is mounted at one end on the upright wall with fastening member. The main body is provided with interference avoiding portion that prevents interference with protruding portion of the fastening member protruding from the upright wall toward the main body.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: July 24, 2018
    Assignees: TOYOTA BOSHOKU KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHA, SHIROKI CORPORATION
    Inventor: Hiroaki Hayashi
  • Window regulator and method of producing window regulator
    Patent number: 10017979
    Abstract: In a window regulator, and a method of producing the same, which moves a slider base along a guide rail via wires in accordance with rotation of a drum, includes a fitting portion having a first protrusion and a second protrusion provided on a drum housing which supports the drum, wherein the first protrusion protrudes from an abutting surface of the drum housing with which an end surface of the guide rail can come into contact and wherein the second protrusion protrudes from the abutting surface by a smaller amount of protrusion than that of the first protrusion, and the drum housing and the guide rail are joined by restricting movement of the guide rail in the thickness direction thereof by inserting the guide rail in between the first protrusion and the second protrusion. Workability during manufacturing of the window regulator is thereby improved.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: July 10, 2018
    Assignee: SHIROKI CORPORATION
    Inventors: Osamu Ando, Kohei Waki, Kimihiro Kinoshita
  • VEHICLE MOLDING
    Publication number: 20180170161
    Abstract: In a vehicle molding attached to a vehicle body part, a clip, to attach a molding body onto a body-part edge portion, is provided with an insertion part, into which the body-part edge portion is inserted; an engaging portion configured to engage with an engagement-receiving portion, provided on the body-part edge portion in a state where the edge portion is inserted into the insertion part, whereby a relative movement is restricted in a removal direction; and a biaser which elastically deforms upon abutting against the body-part edge portion that is inserted into the insertion part, the biaser applying a force that engages the engaging portion with the engagement-receiving portion by a restorative force of the elastic deformation of the biaser. Accordingly, the vehicle molding can be securely and reliably attached at a proper position while having a simple structure.
    Type: Application
    Filed: March 27, 2015
    Publication date: June 21, 2018
    Applicant: SHIROKI CORPORATION
    Inventors: Jun MAKITA, Takanori SUZUKI
  • Garnish and frame molding apparatus and method of producing a vehicle door
    Patent number: 10000111
    Abstract: A frame molding includes a horizontal portion extending along an upper edge of a door panel and an inclined portion extending obliquely upwards from the horizontal portion to be connected to an upper sash. A decorative garnish is formed from synthetic resin and has an external shape that corresponds to external shapes of the horizontal portion and the inclined portion of the frame molding. The dimensions of the frame molding in the vehicle widthwise direction are reduced. The positioned accuracy between the frame molding and the garnish is enhanced by fixing the garnish to the frame molding that is fixed to the door panel.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: June 19, 2018
    Assignee: SHIROKI CORPORATION
    Inventors: Jun Makita, Takashi Kameyama
  • METHOD OF MANUFACTURING DOOR CHANNEL
    Publication number: 20180133777
    Abstract: A method of manufacturing a door channel is provided. The door channel is provided in a space defined between an inner panel and an outer panel of a vehicle door and has an outside wall and a connection wall connected to the outside wall The method includes: (a) disposing the door channel in a die; and (b) forming a cut portion in a comer portion of the door channel by punching the comer portion by a punch. The cut portion includes: a first cut portion formed in a comer portion of the outside wall; and a second cut portion formed in a corner portion of the connection wall and communicating with the first cut portion. By the first cut portion, a first cut surface and a second cut surface facing each other are formed on the outside wall. In the step (b), the first cut portion and the second cut portion are formed by a single punching.
    Type: Application
    Filed: November 16, 2016
    Publication date: May 17, 2018
    Applicant: SHIROKI CORPORATION
    Inventors: Jun KIMURA, Jun MAKITA
  • Walk-in seat
    Patent number: 9969302
    Abstract: A walk-in seat includes: a lower arm; an upper arm; a reclining mechanism; a shaft, which is rotatably provided to the lower arm; an operating lever, which is rotated with interlocking with the walk-in lever that is rotated by the walk-in operation; a rotation facilitating lever, which causes the shaft and the operating lever to further rotate with interlocking with a forward tilting operation of the upper arm; a stopper lever, which is held in the shaft with a play in a rotation direction and has a stopper portion; an insertion hole, through which the stopper portion being inserted; and a restriction portion, which is provided to the upper arm and abutted against the stopper portion to restrict a forward tilting operation of the upper arm to a predetermined amount.
    Type: Grant
    Filed: September 11, 2015
    Date of Patent: May 15, 2018
    Assignee: SHIROKI CORPORATION
    Inventors: Nobumasa Higashi, Munetomo Kumamoto
  • Lock device
    Patent number: 9969308
    Abstract: A lock device includes a base, a first rotation member, a second rotation member, a first elastic member, and a second elastic member. Protrusions are provided on one of the base and one of the first rotation member and the second rotation member. The protrusions are protruded in a direction parallel to the rotation axis of the first rotation member. An end of one of the first elastic member and the second elastic member is fixed to the protrusions. The protruding length in the rotation axis direction of the protrusions is longer than the length in the rotation axis direction of one of the first elastic member and the second elastic member.
    Type: Grant
    Filed: December 11, 2013
    Date of Patent: May 15, 2018
    Assignee: SHIROKI CORPORATION
    Inventors: Masahiro Ban, Takayuki Sakurai, Hiroyuki Suzuki
  • Locking device
    Patent number: 9963919
    Abstract: A locking device provided with: a striker-contact member (201) which is positioned on a hook (157) and is abutted against a striker being entered the groove (157a) of the hook (157) so as to sandwich the striker in cooperation with the groove (157a) of the hook (157); and a spring (hook-biasing member) (171) that urges the hook (157) in the unlocked position direction via the striker-contact member (201) and that urges the striker-contact member (201) in a direction a direction to be abutted against the striker.
    Type: Grant
    Filed: March 3, 2014
    Date of Patent: May 8, 2018
    Assignee: SHIROKI CORPORATION
    Inventors: Saiki Sugiura, Hiroyuki Suzuki
  • Seat sliding device for vehicle
    Patent number: 9963047
    Abstract: A seat sliding device for a vehicle includes a lower rail; an upper rail, which is supported to be able to slide relative to the lower rail and is fixed to a seat; and a bracket, which includes an acting portion to transmit a predetermined external force acting on the upper rail to the lower rail and is fixed to the upper rail, wherein the acting portion is disposed to overlap with the lower rail in an up-down direction which is perpendicular to a longitudinal direction of the sliding device.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: May 8, 2018
    Assignee: SHIROKI CORPORATION
    Inventors: Norihisa Nozue, Takayuki Sakurai, Nobumasa Higashi
  • Motor-equipped gear box mounting structure
    Patent number: 9944203
    Abstract: A motor-equipped gear box mounting structure includes a motor-equipped gear box. This motor-equipped gear box includes a motor and a gear box. The gear box has a main body portion that is fixed to the frame member and within which is housed a reduction gear group that transmits driving force from the motor to an output shaft, and a motor mounting portion that mounts the motor to the main body portion. The gear box also has a weak portion between the main body portion and the motor mounting portion. A rotating shaft of the motor is coaxially and detachably connected to a rotating shaft of a worm gear that is one gear in the reduction gear group.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: April 17, 2018
    Assignees: TOYOTA BOSHOKU KABUSHIKI KAISHA, AISIN SEIKI KABUSHIKI KAISHA, SHIROKI CORPORATION
    Inventors: Hideyoshi Kishida, Eiichiro Tsuji
  • Belt molding
    Patent number: 9937777
    Abstract: A belt molding includes: a molding body, which includes an inner wall, an outer wall, and a connection wall that connects an upper end of the inner wall and an upper end of the outer wall; a design lip, which is formed at the upper end of the inner wall of the molding body; and a design portion, wherein the design portion includes a first portion, which covers at least a part of the molding body, and a second portion, which covers at least a part of the design lip, and wherein a step is formed between the first portion and the second portion, such that a level of a surface of the first portion is different from a level of a surface of the second portion.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: April 10, 2018
    Assignee: SHIROKI CORPORATION
    Inventors: Takashi Harada, Katsuhisa Fukui, Yasuhisa Suzuki
  • VEHICLE DOOR FRAME
    Publication number: 20180079286
    Abstract: A front door frame includes an upper sash and a lower member. The upper sash has a first end face being one flat, longitudinal end crossing a longitudinal direction, and a lower outer face. The lower member includes a second end face that abuts on the first end face, and a projection that projects along the outer face in a direction where the second end face faces, to support the upper sash. The first end face abuts on the second end face but does not abut on a tip of the projection.
    Type: Application
    Filed: September 20, 2017
    Publication date: March 22, 2018
    Applicant: SHIROKI CORPORATION
    Inventors: Shigenobu OSAWA, Hiroaki YAMAZAKI
  • SEAT TRACK
    Publication number: 20180079325
    Abstract: A seat track includes a stopper. The stopper includes a hole formed in a first rail and a stopper main body that projects in a direction of intersecting with a relative sliding direction of a second rail from an edge portion of the hole and is configured to restrict a move of a retainer. When a distance between centers of two steel balls disposed at both ends in the relative sliding direction of the second rail is L1 among steel balls and a distance between inner walls of the hole in the relative sliding direction of the second rail is L2, L1?L2.
    Type: Application
    Filed: September 8, 2017
    Publication date: March 22, 2018
    Applicant: SHIROKI CORPORATION
    Inventor: Naoki HAYASHI
  • VEHICLE DOOR FRAME
    Publication number: 20180079285
    Abstract: A vehicle door frame includes an upper sash and a side sash. The upper sash includes a first end face that extends in an oblique direction crossing a horizontal direction and a vertical direction, and a lower outer face. The side sash includes a second end face and an internal space. The top end face includes a first face that abuts on the rear end face, and a second face that is inclined with respect to the first face and directed upward and is provided with an aperture being one end of the internal space. The lower outer face of the upper sash covers the inner peripheral face and the aperture.
    Type: Application
    Filed: September 20, 2017
    Publication date: March 22, 2018
    Applicant: SHIROKI CORPORATION
    Inventors: Shigenobu OSAWA, Hiroaki YAMAZAKI
  • Seat slide device
    Patent number: 9908439
    Abstract: A seat slide device includes: a pair of seat slide rails configured to support a seat, each of the seat slide rails including a lower rail and an upper rail; a transfer shaft rotationally driven by motor drive in a state where the transfer shaft is provided in a bridging manner between the seat slide rails, the transfer shaft having a hollow portion; and rail drive mechanisms, each of the rail drive mechanisms being provided between the lower rail and the upper rail and being configured to move the upper rail relative to the lower rail based on a driving force transmitted from a motor via the transfer shaft.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: March 6, 2018
    Assignees: AISIN SEIKI KABUSHIKI KAISHA, TOYOTA BOSHOKU KABUSHIKI KAISHA, SHIROKI CORPORATION
    Inventors: Masayuki Kanehira, Wataru Sakaguchi, Haruo Kato
  • Reclining device
    Patent number: 9903453
    Abstract: A reclining device includes: a first member; a pawl having external teeth; a second member; a cam; and a spring, which biases the cam to move the pawl in the direction where the external teeth engage with the internal teeth, the pawl guide includes a first pawl guide and a second pawl guide, a wedge-shaped space is formed between the pawl and the first pawl guide, and a width of the wedge-shaped space is gradually reduced in a direction where the pawl is guided, an end of the spring is inserted into the wedge-shaped space, and the end of the spring is directly wedged into the wedge-shaped space, thereby pressing the pawl against the second pawl guide.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: February 27, 2018
    Assignee: SHIROKI CORPORATION
    Inventors: Noriaki Maeda, Hidehiko Fujioka