Patents Assigned to Shiroki Corporation
  • Publication number: 20210178867
    Abstract: A door sash surrounding a window opening of a vehicle door, the door sash including: a design part located on a vehicle exterior side; a frame part located on a vehicle interior side with respect to the design part so as to form a sash interior space surrounded by a wall; and a mounting part located inside the sash interior space and to which door-related components can be mounted. According to this door sash, it is possible to achieve high functionality around the vehicle door while improving the space efficiency of the vehicle door by effectively utilizing the sash interior space as a portion to which the door-related components are mounted.
    Type: Application
    Filed: November 9, 2018
    Publication date: June 17, 2021
    Applicant: SHIROKI CORPORATION
    Inventor: Tomoaki FUKATAMI
  • Publication number: 20210170835
    Abstract: A vehicle door window glass support structure includes: a sash part protruding upward with respect to the door panel; and window glass that is elevated or lowered along the sash part, in which the sash part includes a glass position regulating means that determines the position of the window glass in both vehicle interior and exterior directions and an intersecting direction that intersects the vehicle interior and exterior directions at least at a position where the window glass is elevated most. This configuration makes it possible to improve the position accuracy of the window glass with respect to the sash part, enhancing the appearance quality and the support performance of the window glass.
    Type: Application
    Filed: November 9, 2018
    Publication date: June 10, 2021
    Applicant: SHIROKI CORPORATION
    Inventor: Katsuhisa FUKUI
  • Patent number: 11001171
    Abstract: A vehicle seat slide device includes an upper rail, a lower rail, a lock mechanism that restricts movement of the upper rail relative to the lower rail, and a lock release mechanism that performs an unlocking action with the lock mechanism. The lock release mechanism includes an input lever and a release lever. The release lever includes a longitudinal extension, a widthwise extension, and a vertical extension. The release lever is configured so that the vertical extension presses an unlock element as the input lever presses the widthwise extension from above.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: May 11, 2021
    Assignee: SHIROKI CORPORATION
    Inventor: Masatoshi Koto
  • Patent number: 10960787
    Abstract: A slide device includes a lower rail; an upper rail disposed movably with respect to the lower rail; a screw provided on one of the lower rail and the upper rail; and a nut provided on the other one of the lower rail and the upper rail, and engaging the screw, wherein: the upper rail moves relatively with respect to the lower rail in accordance with rotation of at least one of the screw and the nut; the lower rail includes a bottom wall, a side wall extending upward from the bottom wall, and an upper wall extending toward the center in a width direction from the side wall; and the screw or the nut provided on the lower rail has a central axis line which is disposed in a space enclosed by the bottom wall, the side wall, and the upper wall of the lower rail.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: March 30, 2021
    Assignee: SHIROKI CORPORATION
    Inventors: Yuta Murakami, Toshiaki Nagata, Koichi Morita
  • Patent number: 10961764
    Abstract: A window regulator includes: a carrier piece attached to a window glass; a drive wire connected to the carrier piece to lift and lower the carrier piece; and a wire end connected to the drive wire. The carrier piece has a groove into which the drive wire is inserted, and a housing in which the wire end is housed. The housing has a bottom wall which the wire end engages, a first end wall communicating with the groove, a second end wall opposite the first end wall, an opening on a top side of the carrier piece into which the wire end is insertable, and a top wall. The walls restrict detachment of the wire end from the housing.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: March 30, 2021
    Assignee: SHIROKI CORPORATION
    Inventors: Kimihiro Kinoshita, Natsuki Ito
  • Patent number: 10961765
    Abstract: A window regulator includes: a carrier piece attached to a window glass; a drive wire connected to the carrier piece and configured to lift and lower the carrier piece; and a wire end connected to an end portion of the drive wire. The carrier piece has a wire end housing portion configured to house the wire end, a wire insertion groove communicating with the wire end housing portion, and a wire retaining portion extending at an upper end of the wire insertion groove. The drive wire is routed in the wire insertion groove. An upper side of the wire insertion groove includes an opening which opens in an upper direction crossing a routing direction of the drive wire. The wire retaining portion prevents the drive wire from coming out of the wire insertion groove by contacting the drive wire.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: March 30, 2021
    Assignee: SHIROKI CORPORATION
    Inventors: Kimihiro Kinoshita, Natsuki Ito
  • Publication number: 20210068545
    Abstract: An object of the present invention is to provide a reclining apparatus in which when a pawl is in an unlocked position, orientation of the pawl is stable, and when the pawl moves to a locked position, meshing between outer teeth of the pawl and inner teeth of a first member is stable. The reclining apparatus has at least one second cam that is provided between a cam and a second pawl, and is pressed by the cam to press the second pawl. The reclining apparatus is provided with a spring or pressing the second pawl against a pawl guide protrusion.
    Type: Application
    Filed: February 21, 2019
    Publication date: March 11, 2021
    Applicant: SHIROKI CORPORATION
    Inventors: Noriaki Maeda, Hidehiko Fujioka
  • Patent number: 10941837
    Abstract: A reclining apparatus (51) includes: an internal gear (61) that has internal teeth (61c) which are formed on an inner peripheral surface thereof; an external gear (63) that has external teeth (63a) which have a smaller number of teeth than that of the internal teeth (61c) and are formed on an outer peripheral surface thereof; a first wedge (71) and a second wedge (73) that are provided so as to be movable along a peripheral direction in an eccentric annular space between the internal gear (61) and the external gear (63); and a striker (79) that has a pressing portion having a pair of first protrusion portions and second protrusion portions capable of pressing the first wedge (71) and the second wedge (73). The striker (79) has a plurality of the pressing portions (81, 83).
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: March 9, 2021
    Assignee: SHIROKI CORPORATION
    Inventor: Noriyuki Sakurai
  • Patent number: 10927903
    Abstract: A clutch unit that is used for a vehicle seat includes: a housing, which accommodates at least one of a input-side clutch and a output-side clutch, a first engaging portion, which is rotatable integrally with an output shaft member, and a lock member, which is able to be shifted between a locked state, in which the rotation of the output shaft member relative to the housing is suppressed by the lock member being locked to the first engaging portion, and an unlocked state, in which the rotation of the output shaft member relative to the housing is allowed by releasing the engaging with the first engaging portion, wherein when the lock member is shifted from the locked state to the unlocked state, the lock member is elastically deformed to release the engagement of the lock member and the first engaging portion.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: February 23, 2021
    Assignee: SHIROKI CORPORATION
    Inventors: Kunihiro Mikasa, Hidehiko Fujioka
  • Publication number: 20200406786
    Abstract: A vehicle seat slide apparatus includes: a lower rail; an upper rail movably mounted on the lower rail and configured to support a seat; an annular-shaped lock spring attached to the upper rail; and an unlocking member attached to the upper rail, wherein: the lock spring has a lock portion configured to engage the lower rail to restrict upper rail movement; the unlocking member is configured to release movement restriction of the upper rail by displacing the lock spring to release an engagement state between the lock spring and the lower rail, is disposed inside the lock spring in both longitudinal and width directions of the upper rail, and includes a rotating portion and a pressing portion; the rotating portion is made of one flat plate material, and is configured to rotate; and the pressing portion is configured to be connected to the rotating portion and press the lock spring.
    Type: Application
    Filed: June 10, 2020
    Publication date: December 31, 2020
    Applicant: SHIROKI CORPORATION
    Inventors: Takuya NISHIO, Takanori SATO
  • Publication number: 20200398709
    Abstract: A reclining apparatus includes an inner tooth member, an outer tooth member, a pair of wedges, an urging member that urges the pair of wedges, and a striker that moves the pair of wedges. Each of the pair of wedges includes a wedge body, a first end portion, a second end portion, and a protrusion. The striker includes a pair of pressing portions that presses the protrusion. Each of the pressing portions includes a pressing site having a pressing surface that presses the protrusion, and a movement restraining site that is provided on an opposite side of the pressing surface in the pressing site and restrains the wedge from moving.
    Type: Application
    Filed: June 8, 2020
    Publication date: December 24, 2020
    Applicant: SHIROKI CORPORATION
    Inventor: Noriyuki SAKURAI
  • Publication number: 20200376985
    Abstract: Provided is a slide device which includes: a lower rail; an upper rail movably attached to the lower rail; a load sensor attached to the upper rail by a first attachment member; and a bracket attached to the load sensor by a second attachment member. The bracket has an insertion hole into which the first attachment member is inserted, a deformation suppressing member is attached to a tip end portion of the first attachment member, the first attachment member has a first bolt and a first nut screwed onto the first bolt, the tip end portion of the first attachment member is positioned on a tip end side of the first bolt with respect to the first nut, and the deformation suppressing member is configured to reduce deformation of the bracket in a direction of separating from the upper rail.
    Type: Application
    Filed: March 12, 2020
    Publication date: December 3, 2020
    Applicant: SHIROKI CORPORATION
    Inventor: Yasunori KAWAI
  • Publication number: 20200362611
    Abstract: A vehicle door including: an upright pillar sash extending in elevating/lowering directions of the window glass along one of front and rear edges of window glass; and an elevating/lowering mechanism that operates elevating/lowering movement of the window glass by a driving force of a drive source. The upright pillar sash includes: a design part on a vehicle exterior side; and a main body on vehicle interior side relative to the design part, the elevating/lowering mechanism includes: a slider secured to the glass; a guide rail that guides the slider to move in the elevating/lowering directions; and a transmission member that transmits the driving force from the drive source to the slider, the main body of the upright pillar sash houses the slider, guide rail, and transmission member, and the guide rail regulates movement of the slider in both vehicle interior/exterior directions, on a vehicle interior surface side of the glass.
    Type: Application
    Filed: November 9, 2018
    Publication date: November 19, 2020
    Applicant: SHIROKI CORPORATION
    Inventors: Yoshimasa ISHIGURO, Kimihiro KINOSHITA, Natsuki ITO, Katsuhisa FUKUI, Masako SEKINE
  • Patent number: 10837206
    Abstract: A vehicle lock device includes a base member, a latch, and a release lever. The base member includes a base groove, into which a striker is inserted. The latch includes a latch groove into which the striker is inserted. The latch is pivotal between a lock position, where the striker is fixed to the base groove, and an unlock position, where the striker is released from the base groove. The release lever is pivotal between a lock release position, where pivoting of the latch is permitted from the lock position to the unlock position, and a restriction position, where pivoting of the latch is restricted from the lock position to the unlock position. The release lever includes an engagement release member that contacts the latch when pivoted from the restriction position to the lock release position to pivot the latch from the lock position to the unlock position.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: November 17, 2020
    Assignee: SHIROKI CORPORATION
    Inventors: Masahiro Ban, Takayuki Hirose, Yuki Abe, Keisuke Nomura
  • Publication number: 20200324670
    Abstract: A slide device includes a lower rail, an upper rail, a lock member, and a lock release member. The upper rail is coupled to the lower rail in a movable manner. The lock member is configured to restrict movement of the upper rail relative to the lower rail. The lock release member is configured to release a lock by the lock member. The lock release member includes a bracket fixed to the upper rail. A cover is attached to the bracket.
    Type: Application
    Filed: March 13, 2020
    Publication date: October 15, 2020
    Applicant: SHIROKI CORPORATION
    Inventors: Shunsuke AOKI, Takanori SATO, Koji KUMAGAI
  • Patent number: 10794106
    Abstract: A wire type window regulator for vehicle that allows easily guiding a drive wire to a wire insertion clearance of a wire guide member and/or a drum housing during assembly is obtained. A wire guide member includes a wire guide groove around which the drive wire is wound, a wire disconnection prevention portion, and an inclination guide surface. The wire disconnection prevention portion is disposed to extend from one region to another region of regions on both sides between which the wire guide groove is interposed. The wire disconnection prevention portion forms a wire insertion clearance from which the drive wire is introducible to the wire guide groove with the other region. The inclination guide surface is disposed in the other region. The inclination guide surface guides the drive wire introduced to the wire guide groove to the wire insertion clearance.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: October 6, 2020
    Assignee: SHIROKI CORPORATION
    Inventors: Atsushi Muramatsu, Toru Ikoma, Yoshiki Sugita
  • Patent number: 10793030
    Abstract: A reclining device cylindrical first member including an internal tooth and an opening surface on one side; a main pawl including an external tooth engageable with the internal tooth; a sub-pawl including an external tooth engageable with the internal tooth; a second member stacked on an opening surface side of the first member and rotatable relative to the first member. The second member includes a pawl guide to guide the main pawl/sub-pawl between a lock position and an unlock position. A cam between the first and second members is configured to push the main pawl and sub-pawl in a lock direction; and a second cam between the cam and the main pawl is pushed by the cam at the lock position to contact the main pawl and the pawl guide.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: October 6, 2020
    Assignee: SHIROKI CORPORATION
    Inventors: Noriaki Maeda, Hidehiko Fujioka
  • Publication number: 20200276890
    Abstract: A door sash structure according to an embodiment includes a sash, a mirror attachment member, and an outer reinforcement attachment member. The sash is configured to guide a front end edge of a door glass of a vehicle for ascending and descending of the door glass. The mirror attachment member is configured to allow a door mirror to be attached thereto, and is fixed to the sash. The outer reinforcement attachment member is configured to allow at least one of a door outer panel and an outer reinforcement extending along the door glass on a side adjacent to an outside of the vehicle of the door glass to be attached thereto, and is fixed to an outer surface of the mirror attachment member that faces the outside of the vehicle, and separated from the sash.
    Type: Application
    Filed: October 24, 2018
    Publication date: September 3, 2020
    Applicant: SHIROKI CORPORATION
    Inventors: Jun KIMURA, Takashi KAMEYAMA
  • Publication number: 20200276889
    Abstract: A channel according to an embodiment includes a first sidewall, a second sidewall, and an end wall. The first sidewall has a first end portion, a second end portion, and a first locking portion located between the first end portion and the second end portion to lock a glass run. The second sidewall has a third end portion, a fourth end portion, a second locking portion located between the third end portion and the fourth end portion to lock the glass run, and a fixing portion located between the fourth end portion and the second locking portion and configured to be fixed to a door constituting member. The end wall is connected to the first end portion and the third end portion. The fixing portion is located farther away from the first sidewall as the fixing portion is located farther away from the end wall.
    Type: Application
    Filed: October 24, 2018
    Publication date: September 3, 2020
    Applicant: SHIROKI CORPORATION
    Inventors: Jun KIMURA, Takashi KAMEYAMA
  • Publication number: 20200276919
    Abstract: A vehicle seat slide device is capable of improving an operational feeling of an unlocking member. The vehicle seat slide device includes: a lower rail; an upper rail that is movably attached to the lower rail and supports a seat; a lock spring that is attached to the upper rail, has a lock part engaging with the lower rail to restrict movement of the upper rail, and is formed in an annular shape; and an unlocking member that is attached to the upper rail and displaces the lock spring to disengage the lock spring and the lower rail to clear the restriction on the movement of the upper rail. The unlocking member is positioned more inside than the lock spring as seen in both a longitudinal direction and a width direction of the upper rail.
    Type: Application
    Filed: December 7, 2018
    Publication date: September 3, 2020
    Applicant: SHIROKI CORPORATION
    Inventors: Koji KUMAGAI, Takanori SATO, Yuto KOGUNE