Patents Assigned to Shiroki Corporation
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Patent number: 10583716Abstract: Provided is an exterior structure of a vehicle door that includes a first exterior member and a second exterior member which are attached to the vehicle door and overlap each other as viewed from the vehicle exterior side. The first exterior member creates a clearance between the vehicle door and a portion of the first exterior member which overlaps the second exterior member. The vehicle door exterior structure is provided at the overlapping portions between the first exterior member and the second exterior member with an alignment portion which determines the position of the first exterior member in the vehicle interior and exterior directions via the second exterior member. The alignment portion makes it possible to properly align the overlapping portions of the two exterior members in the vehicle interior and exterior directions, thus making it possible to raise the quality of the vehicle door exterior structure.Type: GrantFiled: January 31, 2018Date of Patent: March 10, 2020Assignee: SHIROKI CORPORATIONInventor: Takayasu Bito
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Publication number: 20200070688Abstract: A vehicle seat slide device includes an upper rail, a lower rail, a lock mechanism, and a lock release mechanism. The lock mechanism restricts relative movement of the upper rail. The upper rail includes two side walls and an upper wall. The lock release mechanism includes a lever member, a push portion, and a spring member. The push portion pushes an unlock element of the lock mechanism and performs an unlocking action with the lock mechanism when the lever member is pivoted based on an operation force. The spring member applies an urging force to the lever member in a direction opposite to the direction in which the lever member is pivoted. The spring member includes an engagement end, which engages the lever member, and a spring body. At least the spring body is arranged in an inner space of the upper rail defined below the upper wall.Type: ApplicationFiled: August 26, 2019Publication date: March 5, 2020Applicant: SHIROKI CORPORATIONInventors: Takuya NISHIO, Takanori SATO, Koji KUMAGAI
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Publication number: 20200056409Abstract: 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: ApplicationFiled: October 30, 2017Publication date: February 20, 2020Applicant: SHIROKI CORPORATIONInventors: Masahiro BAN, Takayuki HIROSE, Yuki ABE, Keisuke NOMURA
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Publication number: 20200039391Abstract: 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: ApplicationFiled: July 30, 2019Publication date: February 6, 2020Applicant: SHIROKI CORPORATIONInventor: Masatoshi KOTO
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Patent number: 10549609Abstract: A door frame includes: an outer joint part of an outer member and an inner joint part of an inner member are welded at a plurality of welding portion; wherein, in a cross-section orthogonal to an longitudinal direction, the inner joint part includes an inner inside surface an inner outside surface and an inner side surface, and the outer joint part includes an outer inside surface and an outer side surface; wherein, in at least one of the welding portions, an inner notch is provided at an outer edge of the inner joint part and a weld path is formed between the inner side surface and the outer side surface; and wherein a weld bead, which is formed to fill the weld path, is attached to the inner outside surface, the inner side surface, the inner inside surface, the outer side surface, and the outer inside surface.Type: GrantFiled: October 30, 2017Date of Patent: February 4, 2020Assignee: SHIROKI CORPORATIONInventor: Yasuhiro Otake
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Publication number: 20190390502Abstract: A vehicle window glass raising-and-lowering mechanism is achieved which can prevent a window glass from tilting, caused by a carrier plate rotating, even if the carrier plate is lowered down to a bottom dead point so that the window glass is fully open. The carrier plate includes a point of force that receives a movement force from wires in a downward direction. Two stopper members are provided at separated positions with respect to the vehicle forward and rearward direction, and the two stopper members have a positional relationship that crosses over either side of the point of force of the carrier plate.Type: ApplicationFiled: October 10, 2017Publication date: December 26, 2019Applicants: SHIROKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuta KAJIMOTO, Naoki TSUTSUMI, Ryuta YAMASAKI
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Publication number: 20190381915Abstract: A power seat slide device includes, for example, a nut member fixed to one of a floor and a seat in a vehicle; a rod screw member that is placed on the other of the floor and the seat in a lengthwise direction of the vehicle, and is to be screwed into the nut member; a screw-through member that is fixed to the other of the floor and the seat, and provided with a through hole through which the rod screw member rotatably passes; a screw fixing member fixed to part of the rod screw member in an axial direction; and a plurality of roll members arranged around the rod screw member in a circumferential direction, to come into sliding contact with the screw-through member and the screw fixing member in the axial direction.Type: ApplicationFiled: November 6, 2017Publication date: December 19, 2019Applicant: SHIROKI CORPORATIONInventors: Mitsugu Taniguchi, Yuta Murakami
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Patent number: 10507512Abstract: According to one embodiment, a clip is assembled to an inner member in a state where the clip penetrates through a through-hole of the inner member. The through-hole penetrates between a bottom surface of a recessed part and an inner surface in the inner member, in other words, between front and rear surfaces of the inner member. This configuration enables a part where the inner member holds the clip to be formed relatively thicker. Thus, strength of a connection part of the clip and the inner member can be further enhanced.Type: GrantFiled: March 9, 2018Date of Patent: December 17, 2019Assignees: SHIROKI CORPORATION, AISIN SEIKI KABUSHIKI KAISHAInventor: Toshifumi Yanai
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Patent number: 10486508Abstract: 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: GrantFiled: September 20, 2017Date of Patent: November 26, 2019Assignee: SHIROKI CORPORATIONInventors: Shigenobu Osawa, Hiroaki Yamazaki
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Publication number: 20190356196Abstract: A deceleration device according to an embodiment includes a driven gear configured to rotate about a rotational axis by driving power of a drive mechanism; a deceleration unit including a plurality of gears including a first gear and a second gear, the first gear that rotates by the driven gear, the second gear that rotates about the rotational axis, the deceleration unit configured to rotate the second gear at a reduced speed with respect to the driven gear; a first contact included in the second gear; and a second contact provided separately from the driven gear and the plurality of gears and configured to come into contact with the first contact to stop the rotation of the second gear.Type: ApplicationFiled: October 30, 2017Publication date: November 21, 2019Applicant: SHIROKI CORPORATIONInventors: Kohei IZUCHI, Masao NOGUCHI, Toshiaki NAGATA
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Publication number: 20190345962Abstract: The vehicle component fastening structure includes: a boss receptacle and a boss provided in a pair of the vehicle components, and a fastening member for fastening the boss and the boss receptacle. The boss receptacle has a through-hole penetrating in a fastening axis direction and a nipped portion provided inside the through-hole. The boss has a fastener hole, and a leading end of the boss oriented to a first direction abuts on the nipped portion. The fastening member has a shank inserted into the through-hole and the fastener hole in a second direction and a head abutting on the nipped portion. In the fastened state, a bottom face of the head abuts on the nipped portion, and the entire bottom face and a portion of the nipped portion where the leading end of the boss abuts are placed within a range of the through-hole in the fastening axis direction.Type: ApplicationFiled: May 8, 2019Publication date: November 14, 2019Applicant: SHIROKI CORPORATIONInventors: Atsushi MURAMATSU, Kenji YAMAMOTO, Kenichi Suzuki
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Patent number: 10464447Abstract: In a slide rail device for use in a vehicle, a lock control member comprises a pair of facing walls which face a pair of side walls of an upper rail and extend in upward and downward direction, and a pair of anti-rattle projections which project from the pair of facing walls toward the pair of side walls of the upper rail.Type: GrantFiled: July 3, 2017Date of Patent: November 5, 2019Assignee: SHIROKI CORPORATIONInventors: Akihiro Kimura, Naoki Hayashi
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Patent number: 10442321Abstract: A clutch unit includes: an input-side transmission member provided to move from an initial position toward a tip of the wedge-shaped space, and an inside tangential line is a tangential line at a contact point of the input-side transmission member and the input-side inner ring member, an outside tangential line is a tangential line at a contact point of the input-side transmission member and the input-side outer ring member, and a segment connects a rotational center of the input-side transmission member with an intersection point between the inside tangential line and the outside tangential line, wherein a wedge angle is an acute angle defined by the segment and the inside tangential line, and a stopper projection is provided at a tip-side position, and a wedge angle formed by the stopper projection is larger than an initial wedge angle at the initial position.Type: GrantFiled: September 25, 2017Date of Patent: October 15, 2019Assignee: SHIROKI CORPORATIONInventor: Kunihiro Mikasa
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Patent number: 10442323Abstract: A method of producing a seat reclining apparatus includes connecting one of a first connecting portion and a second connecting portion of a biasing member to associated one of a base member and a lock drive member, with a lock member and the lock drive member supported on the base member, thereby bringing the biasing member to a temporarily held state; mounting the ratchet to the base member so as to cover the biasing member in the temporarily held state; and fixing the other of the first connecting portion and the second connecting portion to the other of the base member and the lock drive member through an opening which is formed in one of the base member and the ratchet, thereby bringing the biasing member to the biasing state from the temporarily held state.Type: GrantFiled: February 24, 2017Date of Patent: October 15, 2019Assignee: SHIROKI CORPORATIONInventors: Noriaki Maeda, Hidehiko Fujioka
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Patent number: 10434902Abstract: 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: GrantFiled: September 8, 2017Date of Patent: October 8, 2019Assignee: SHIROKI CORPORATIONInventor: Naoki Hayashi
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Publication number: 20190299821Abstract: 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: ApplicationFiled: March 28, 2019Publication date: October 3, 2019Applicant: SHIROKI CORPORATIONInventors: Noriaki Maeda, Hidehiko Fujioka
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Patent number: 10427576Abstract: A seat reclining apparatus includes a stopper which is movable between a forward-tilt restriction position to stop the seatback at an intermediate stop position in an unlock range, which is set in front of a lockable range in which a reclining mechanism of the seat reclining apparatus allows the angle of the seatback to be adjusted, and a restriction release position to allow the seatback to tilt forward beyond the intermediate stop position, and is situated at the forward-tilt restriction position when the seatback tilts toward the intermediate stop position from the lockable range. The seat reclining apparatus further includes a holding mechanism which keeps holding the stopper in the restriction release position until the seatback returns to the lockable range from a state where the seatback tilts forward beyond the intermediate stop position following a movement of the stopper from the forward-tilt restriction position to the restriction release position.Type: GrantFiled: August 16, 2017Date of Patent: October 1, 2019Assignee: SHIROKI CORPORATIONInventors: Norihisa Nozue, Hidehiko Fujioka
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Patent number: 10421375Abstract: A reclining device includes: an internal gear; an external gear; a first wedge and a second wedge; a biasing member; and a striker, which has a pressing portion capable of pressing the first wedge and the second wedge, wherein a concave portion recessed with passing though in a diameter direction is formed on the first wedge and the second wedge, wherein the pressing portion of the striker is superimposed on an upper surface of the concave portion, and wherein the pressing portion presses a pressed portion that is provided on the concave portion on at least one of the first wedge and the second wedge to move the one of the first wedge and the second wedgepressed portion in a direction in which the wedge is pulled out from or in a direction in which the wedge is pushed.Type: GrantFiled: November 1, 2017Date of Patent: September 24, 2019Assignee: SHIROKI CORPORATIONInventor: Noriyuki Sakurai
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Patent number: 10422177Abstract: A vehicular window regulator that decreases an inclination of a glass centering on a thickness direction of the glass and an inclination restraining mechanism are provided. The window regulator includes a member secured to a glass, traction member guides. At least one of the traction member guides are each disposed above and below the member, across the member. The inclination restraining mechanism is wound across the respective traction member guides, and includes a traction member having one end portion installed at the member from above, and further having another end portion installed at the member from below. An installation position to the member, of the one end portion of the traction member and an installation position to the member, of the other end portion of the traction member are offset in a horizontal direction, viewing from a thickness direction of the glass.Type: GrantFiled: September 25, 2015Date of Patent: September 24, 2019Assignee: SHIROKI CORPORATIONInventors: Kenichi Suzuki, Kenji Yamamoto, Masato Sakamoto
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Patent number: 10414295Abstract: A reclining device includes a first member having a closed-bottomed cylindrical shape and having internal teeth formed on an inner circumferential surface along a circumferential direction, a pawl having external teeth capable of meshing with the internal teeth, a second member provided on an opening side of the first member and having a pawl guide for guiding movement of the pawl between a lock position and an unlock position, and a cam provided between the first member and the second member turnably in relation to the first and second members and urging the pawl to a direction of engaging the external teeth with the internal teeth according to an angle of turn. The pawl has opposite surface-roughened side walls facing and guided by guide wall surfaces of the pawl guide.Type: GrantFiled: July 20, 2017Date of Patent: September 17, 2019Assignee: SHIROKI CORPORATIONInventors: Noriaki Maeda, Nobumasa Higashi