Patents Assigned to Aisin Keikinzoku Kabushiki Kaisha
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Patent number: 8757687Abstract: A crush box arranged between a side member of a vehicle body and a bumper reinforcement member, the crush box including: a main body portion arranged in a longitudinal direction of a vehicle and formed in a tubular shape, the main body portion having first and second portions; a vehicle body attaching portion arranged at a first end of the main body portion; and a bumper attaching portion arranged at a second end of the main body portion, wherein vertical cross-sections of both the first portion adjacent to the vehicle body attaching portion and the second portion adjacent to the bumper attaching portion are polygonal shapes, and the number of vertices of the polygonal shape of the vertical cross-section of the second portion is greater than the number of vertices of the polygonal shape of the vertical cross-section of the first portion.Type: GrantFiled: September 14, 2012Date of Patent: June 24, 2014Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Takanobu Kaneko, Kiyoichi Kita, Tamaki Obayashi, Kyosuke Matsui
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Patent number: 8746761Abstract: A bumper reinforcement includes a front wall portion, an upper wall portion, and a lower wall portion. The front wall portion constitutes the front portion of the bumper reinforcement. The upper wall portion constitutes the upper half of the rear portion of the bumper reinforcement. The lower wall portion, connected to the lower edge of the front wall portion, constitutes the lower half of the rear portion. Outer grooves, formed by denting the front wall portion rearward, extend along the vehicle width direction. Upper grooves, formed by denting downward a top wall of the upper wall portion, are located intermittently along the width direction and extend in the longitudinal direction. The lower wall portion comprises a bottom wall constituting the bottom of the lower wall portion. Lower grooves, formed by denting the lower wall portion upward, are located intermittently along the width direction and extend in the longitudinal direction.Type: GrantFiled: November 2, 2010Date of Patent: June 10, 2014Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Shinichi Haneda, Kiyoichi Kita, Jun Shobo, Tamaki Obayashi
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Publication number: 20140138965Abstract: A bumper reinforcement formed by bending a sheet of a belt-shaped metal plate along a longitudinal direction of the metal plate and mounted to a vehicle body includes a first tubular portion and a second tubular portion both formed in a tubular shape by bending the metal plate along the longitudinal direction of the metal plate and a connecting portion formed by bending a middle portion in a width direction of the metal plate along the longitudinal direction of the metal plate. The middle portion is positioned between portions where the first tubular portion and the second tubular portion are formed. The connecting portion connects the first and second tubular portions and includes a first folding portion sandwiching a first end portion in the width direction of the metal plate and a second folding portion sandwiching a second end portion in the width direction of the metal plate.Type: ApplicationFiled: November 18, 2013Publication date: May 22, 2014Applicants: AISIN KEIKINZOKU KABUSHIKI KAISHA, AISIN SEIKI KABUSHIKI KAISHAInventors: Takanobu Kaneko, Kiyoichi Kita
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Patent number: 8708380Abstract: A bumper reinforcement includes end portions and an intermediate portion, wherein the bumper reinforcement is made of a light alloy extruded material including a hollow cross-section and is configured to be arranged at a vehicle, the bumper reinforcement is configured to be assembled on and supported by a supporting member at each of the end portions bent toward a vehicle body side, the hollow cross-section includes a closed cross-section at the intermediate portion and includes an open cross-section provided with an opening at each of the end portions, each of the end portions is formed in a manner that a thickness of the hollow cross-section thereof in a vehicle front-rear direction is gradually reduced toward an end, and each of the openings is configured to be at least partially closed with a connecting portion of the supporting member and is restricted from being expanded.Type: GrantFiled: November 2, 2012Date of Patent: April 29, 2014Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Yasuhisa Tsuchida, Kiyoichi Kita, Tamaki Obayashi, Kyosuke Matsui
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Publication number: 20130241219Abstract: Provided is a crash box to be installed to a bumper reinforcement including an outer-wall section, an upper-wall section and a lower-wall section, an upper inner-wall section, a lower inner-wall section, and a clearance between the upper inner-wall section and the lower inner-wall section. The crash box includes a body section provided between a member of a vehicle body side and the bumper reinforcement, an upper support section provided to protrude from the body section to a bumper reinforcement side, a lower support section provided to protrude from the body section to the bumper reinforcement side, and an insertion section provided to protrude from the body section to the bumper reinforcement side, inserted from the clearance into the bumper reinforcement and contacting a lower end portion of the upper inner-wall section and an upper end portion of the lower inner-wall section.Type: ApplicationFiled: March 12, 2013Publication date: September 19, 2013Applicants: AISIN KEIKINZOKU KABUSHIKI KAISHA, AISIN SEIKI KABUSHIKI KAISHAInventors: Takanobu KANEKO, Kiyoichi KITA, Tamaki OBAYASHI, Kyosuke MATSUI
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Publication number: 20130241218Abstract: Provided is a vehicle bumper reinforcement including: an inner-wall section in a long shape along the width direction of a vehicle; an outer-wall section formed in a long shape so as to be arranged to face the inner-wall section; an upper-wall section connecting an upper end side of the inner-wall section and an upper end side of the outer-wall section; and a lower-wall section connecting a lower end side of the inner-wall section and a lower end side of the outer-wall section. The inner-wall section has a first concave section with a bottom, which is formed along a longitudinal direction thereof, the outer-wall section has a second concave section with a bottom, which is formed along a longitudinal direction thereof, and a bottom surface of the first concave section and a bottom surface of the second concave section are arranged to face each other.Type: ApplicationFiled: March 12, 2013Publication date: September 19, 2013Applicants: AISIN KEIKINZOKU KABUSHIKI KAISHA, AISIN SEIKI KABUSHIKI KAISHAInventors: Yasuhisa TSUCHIDA, Kyosuke MATSUI, Tamaki OBAYASHI, Takanari YOSHIMURA
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Patent number: 8469415Abstract: A bumper reinforcement having end portions in a width direction of a vehicle, includes a main wall extending in a first direction perpendicular to the width direction, first and second walls protruding from the main wall in the first direction to extend toward an interior side of the vehicle in a longitudinal direction of the vehicle, flanges protruding from respective ends of the first and second walls along the first direction, the main wall, the first and second walls, and the flanges being integrally formed with one another, and gradually narrowing portions formed, in the width direction, at end portions of each of the first and second walls, wherein respective protruding lengths of the first and second walls in the longitudinal direction gradually decrease from an intermediate portion of the bumper reinforcement to the end portions of the bumper reinforcement in the width direction to form the gradually narrowing portions.Type: GrantFiled: July 29, 2011Date of Patent: June 25, 2013Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Shinichi Haneda, Kiyoichi Kita, Tamaki Ohbayashi
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Patent number: 8469416Abstract: An impact absorbing device for a vehicle includes an impact-absorbing portion including an inner wall surface extending smoothly in an axial direction and configured to compressively deform in the axial direction for absorbing an impact energy, a first attaching portion closing an opening end of the impact-absorbing portion closer to a bumper reinforcement and configured to be attached to the bumper reinforcement, a second attaching portion extending from an opening end of the impact-absorbing portion closer to the side member and configured to be attached to a side member, a readily deformable portion provided at the impact-absorbing portion and formed by forming a plate thickness to be thinner in a partial range of the impact-absorbing portion in the axial direction, and an initial peak load restraining portion provided at the first attaching portion and set to be away from the bumper reinforcement in the axial direction, which are integrally formed.Type: GrantFiled: July 15, 2011Date of Patent: June 25, 2013Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Shinichi Haneda, Shuji Inoue, Makoto Ito, Kenichi Adachi, Kiyoichi Kita, Jun Shobo
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Publication number: 20130113224Abstract: A bumper reinforcement includes end portions and an intermediate portion, wherein the bumper reinforcement is made of a light alloy extruded material including a hollow cross-section and is configured to be arranged at a vehicle, the bumper reinforcement is configured to be assembled on and supported by a supporting member at each of the end portions bent toward a vehicle body side, the hollow cross-section includes a closed cross-section at the intermediate portion and includes an open cross-section provided with an opening at each of the end portions, each of the end portions is formed in a manner that a thickness of the hollow cross-section thereof in a vehicle front-rear direction is gradually reduced toward an end, and each of the openings is configured to be at least partially closed with a connecting portion of the supporting member and is restricted from being expanded.Type: ApplicationFiled: November 2, 2012Publication date: May 9, 2013Applicants: AISIN KEIKINZOKU KABUSHIKI KAISHA, AISIN SEIKI KABUSHIKI KAISHAInventors: AISIN SEIKI KABUSHIKI KAISHA, AISIN KEIKINZOKU KABUSHIKI KAISHA
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Publication number: 20130099514Abstract: A vehicle bumper apparatus includes a bumper reinforcement member formed to have a hollow cross section and including a vehicle interior portion formed to have an open cross section including an opening, and a crush box supporting the bumper reinforcement member to mount the bumper reinforcement member to a side member of a vehicle body, the crush box including a connecting portion arranged at a vehicle exterior portion, the connecting portion closing the opening of the bumper reinforcement member to restrict the opening from being expanded, and a retaining portion protruding from the connecting portion toward an exterior side of a vehicle to retain the bumper reinforcement member.Type: ApplicationFiled: October 17, 2012Publication date: April 25, 2013Applicants: AISIN KEIKINZOKU KABUSHIKI KAISHA, AISIN SEIKI KABUSHIKI KAISHAInventors: AISIN SEIKI KABUSHIKI KAISHA, AISIN KEIKINZOKU KABUSHIKI KAISHA
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Publication number: 20130076052Abstract: A crush box arranged between a side member of a vehicle body and a bumper reinforcement member, the crush box including: a main body portion arranged in a longitudinal direction of a vehicle and formed in a tubular shape, the main body portion having first and second portions; a vehicle body attaching portion arranged at a first end of the main body portion; and a bumper attaching portion arranged at a second end of the main body portion, wherein vertical cross-sections of both the first portion adjacent to the vehicle body attaching portion and the second portion adjacent to the bumper attaching portion are polygonal shapes, and the number of vertices of the polygonal shape of the vertical cross-section of the second portion is greater than the number of vertices of the polygonal shape of the vertical cross-section of the first portion.Type: ApplicationFiled: September 14, 2012Publication date: March 28, 2013Applicants: AISIN KEIKINZOKU KABUSHIKI KAISHA, AISIN SEIKI KABUSHIKI KAISHAInventors: Takanobu KANEKO, Kiyoichi KITA, Tamaki OBAYASHI, Kyosuke MATSUI
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Patent number: 8317238Abstract: A bumper device for a vehicle, includes a bumper reinforcement extending in a width direction of the vehicle, a connecting member extending in a longitudinal direction of the vehicle and connected to an end portion of the bumper reinforcement, the connecting member including a bottom wall portion that is in contact with the bumper reinforcement, a fitting bore formed in either one of the bottom wall portion and a contact wall portion of the bumper reinforcement, an insertion portion formed at the other one of the bottom wall portion and the contact wall portion and inserted in the fitting bore, and a flange extending from an edge of the insertion portion, wherein the one of the bottom wall portion and the contact wall portion, including the fitting bore is supported by the flange and the other one of the bottom wall portion and the contact wall portion, including the flange.Type: GrantFiled: July 29, 2011Date of Patent: November 27, 2012Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Shinichi Haneda, Kiyoichi Kita, Tamaki Ohbayashi, Kyousuke Matsui
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Patent number: 8308184Abstract: A towing hook mounting member includes: a plate shaped portion having an attachment means for removably attaching a tow hook to a vehicle. The towing hook mounting member is adapted to be fixedly mounted to a bumper wall of a bumper reinforcement and a supporting wall of a vehicle attachment supporting the bumper reinforcement in a manner that the plate shaped portion, the bumper wall and the supporting wall overlap one another.Type: GrantFiled: June 13, 2007Date of Patent: November 13, 2012Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Kohei Hodoya, Shinichi Haneda, Masashi Neo, Kiyoichi Kita
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Patent number: 7543865Abstract: A bumper device for a vehicle includes a bumper reinforcement provided along a width direction of the vehicle. The bumper reinforcement is formed with a hole at an impact surface thereof and is provided with at least four ridge lines extending along the width direction of the vehicle at a side of the impact surface.Type: GrantFiled: March 27, 2007Date of Patent: June 9, 2009Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Kohei Hodoya, Shinichi Haneda, Jun Shobo, Kiyoichi Kita
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Patent number: 7427090Abstract: A bumper reinforcement for a vehicle includes a main body formed from a steel plate and including a front surface of which each end has an inclined surface inclined rearward and outwardly in a side direction and a cover welded to the main body at the both ends of the main body for covering the inclined surface and having a flange welded to a base plate for closing an opening provided in the main body.Type: GrantFiled: August 3, 2006Date of Patent: September 23, 2008Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Kohei Hodoya, Jun Shobo, Kiyoichi Kita
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Patent number: 7213867Abstract: A shock absorbing device for a vehicle, absorbing an axial compression load by means of plastic deformation in order to absorb an impact energy, is hollowed and has an octagonal cross section.Type: GrantFiled: September 26, 2005Date of Patent: May 8, 2007Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Shinichi Haneda, Kiyoichi Kita, Masashi Neo
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Patent number: 7207590Abstract: A towing hook mounting structure for a vehicle comprises a bumper reinforcement extending in a width direction of the vehicle and including a front surface, a back surface, a top surface and an under surface, a hook mounting member to which a towing hook is fixed, a mechanical fastening means for fastening the bumper reinforcement and the hook mounting member on at least one of the top surface or the under surface of the bumper reinforcement a bumper engaging portion formed on the bumper reinforcement so as to protrude toward the back surface of the bumper reinforcement, a hook engaging portion formed on the hook mounting member protruding toward a front surface of the hook mounting member so as to be engaged with the bumper engaging portion, and a contacting portion formed on the hook mounting member so as to make contact with the back surface of the bumper reinforcement.Type: GrantFiled: April 26, 2005Date of Patent: April 24, 2007Assignees: Aisin Seiko Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Shinichi Haneda, Kazunari Azuchi, Taku Matsutani, Jun Shobo
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Patent number: 7201414Abstract: A shock absorbing structure for a vehicle comprises a bumper reinforcement extending in a vehicle width direction, a pair of side members extending in a longitudinal direction of the vehicle, a pair of crash boxes provided between the pair of side members and the bumper reinforcement, and the crash box including a crash box body being hollowed in a vertical direction so as to have a first opening, a second opening and side walls, wherein the bumper reinforcement is attached to one end of the crash box body, and a side member attachment flange is integrally formed at the other end of the crash box body, and a load adjusting plate fixed to the crash box body so as to cover at least one of the first opening and the second opening of the crash box body and to sandwich the side walls of the crash box body.Type: GrantFiled: August 17, 2005Date of Patent: April 10, 2007Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Masakazu Iketo, Kazunari Azuchi, Tadashi Sugimoto
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Patent number: 7137658Abstract: A bumper reinforcement for a vehicle includes a front wall portion, a rear wall portion, a pair of vertically spaced connecting walls interposed between the front wall portion and the rear wall portion for establishing rigid connections therebetween, and a tow hook attachment member including a hollow body and at least one flange, the hollow body being penetrated through the front and rear wall portions, and the at least one flange being formed integrally with the hollow body to extend along an external surface of the rear wall portion, and secured to the external surface of the rear wall portion.Type: GrantFiled: March 25, 2005Date of Patent: November 21, 2006Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Shinichi Haneda, Kazunari Azuchi, Kiyoichi Kita
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Patent number: 7000975Abstract: A bumper device, wherein the front wall part (5) and the rear wall part (6) of a bumper stay (4) disposed between a bumper reinforcement (2) and a side member (3) and connected to each other through a plurality of ribs (7, 8, 9,10), the inner and outer ribs (7, 8) diverge forward, a projected part (11) extending inward is provided on the inner rib (7), and the width dimension (11) of the front wall part (5) is formed larger than the width dimension (12) of the rear wall part (6), whereby the inner rib (7) of the plurality of ribs (side walls) disposed between the bumper reinforcement and the side member of a vehicle body to connect the front and rear walls of the bumper stay to each other can be prevented from being bent inward.Type: GrantFiled: April 21, 2003Date of Patent: February 21, 2006Assignees: Aisin Seiki Kabushiki Kaisha, Aisin Keikinzoku Kabushiki KaishaInventors: Shinichi Haneda, Kiyoichi Kita, Kazunari Azuchi