Patents by Inventor Koki Ikeda
Koki Ikeda 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).
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Patent number: 9150256Abstract: A vehicle hood structure capable of improving impact absorption ability prior to a secondary impact when an impacting body impacts the hood. Front end portions of beads of a wave shaped section are arranged in a line in hood plan view. A front wall section is provided further to the hood front side than the wave shaped section and is formed inclined towards the hood bottom side on progression towards the hood front and running substantially along the vehicle width direction. The wave shaped section and the front wall section are connected together by a ledge section formed running substantially along the hood width direction.Type: GrantFiled: July 8, 2010Date of Patent: October 6, 2015Assignee: Toyota Jidosha Kabushiki KaishaInventors: Seiho Yonezawa, Koki Ikeda, Shinya Atsumi, Nao Nakagawa
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Publication number: 20150180078Abstract: A resin panel structure capable of improving positioning precision of a resin panel is provided. A resin panel structure includes a fiber reinforced plastic upper panel, a fiber reinforced plastic lower panel disposed below the upper panel, a fiber reinforced plastic core panel that is installed between the upper panel and the lower panel and joined to the upper panel and the lower panel, and includes an opening into which a portion of the upper panel or a portion of the lower panel is inserted, and a joining member that joins the upper panel or the lower panel that is inserted into the opening, and the other of the upper panel or the lower panel, together.Type: ApplicationFiled: December 16, 2014Publication date: June 25, 2015Inventors: Koki IKEDA, Tomohiro SAKURAI, Kentaro NAKAMURA
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Publication number: 20150174996Abstract: A vehicle battery mounting structure includes a battery frame that is disposed at a vehicle lower side of a floor panel, and is made from resin; a ductile member that includes a main body joined to the battery frame and a flange contiguously formed at a vehicle width direction outside end of the main body, the flange having a hole, and the ductile member being fastened to a lower face of the floor panel using a fastener inserted through the hole; and a fastening portion that is formed in a region including the hole, having a substantially hat shaped cross-section profile projecting toward a vehicle upper side and having ridge lines on vehicle front-rear direction sides of the region, and the ridge lines being formed with curved or bent shape toward directions heading away from the hole on progression toward a vehicle width direction inside in plan view.Type: ApplicationFiled: December 10, 2014Publication date: June 25, 2015Inventors: Koki IKEDA, Kiyoshi HOKAZONO, Shinya KAMIMURA, Kentaro NAKAMURA
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Patent number: 9033407Abstract: A hood structure that is for a vehicle and that can cause an increase in energy absorption performance when colliding with a collided object. An undulating section wherein beads and concavities are provided in alternation along the widthwise direction of the hood and that has a wavy shape in a cross sectional view is formed at nearly the entire central region of a hood inner panel. In the cross section of the wavy shape of the undulating section, the widthwise measurement between the peaks of the beads that are formed on both adjacent sides of any given bead aside from the two on the ends among the plurality of beads is set in a manner so as to be smaller than 165 mm, which is the outer diameter of a head impactor that simulates the head of a pedestrian.Type: GrantFiled: March 26, 2010Date of Patent: May 19, 2015Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koki Ikeda, Seiho Yonezawa
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Patent number: 9027987Abstract: A hood inner panel that is provided with plural wave-shaped portions that extend in a vehicle longitudinal direction is provided at a vehicle lower side of a hood outer panel. A lock reinforcement is disposed at a lower side of a vehicle front of the hood inner panel. Front end portions of the plural wave-shaped portions of the hood inner panel are positioned further toward a vehicle front side than a rear end portion of the lock reinforcement.Type: GrantFiled: May 18, 2011Date of Patent: May 12, 2015Assignee: Toyota Jidosha Kabushiki KaishaInventors: Koki Ikeda, Seiho Yonezawa, Tsuyoshi Izuhara
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Patent number: 8991908Abstract: A vehicle hood structure capable of both raising the energy absorbing ability when an impacting body has impacted a hood and enhancing deformation properties of the hood during a frontal collision. A framework formation section configuring a central region in a hood inner panel is provided with beads and indented portions formed to extend along the hood front-rear direction. Plural through holes are formed at a hood front-rear direction substantially central portion of the framework formation section in a row along the hood width direction. The through holes are formed in bottom portions of the indented portions. Beads are also formed in the two hood width direction edge portions in positions aligned with the hood front-rear direction positions of the through holes.Type: GrantFiled: December 28, 2009Date of Patent: March 31, 2015Assignee: Toyota Jidosha Kabushiki KaishaInventors: Koki Ikeda, Seiho Yonezawa
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Publication number: 20150048652Abstract: This provides a vehicle body structure including: a lower panel made of resin, which has a lower wall that forms a lower portion of a floor portion, an outer front wall that is placed to extend from a vehicle body front end of the lower wall to an upper direction of a vehicle body, and an outer back wall that is placed to extend from a vehicle body backside end of the lower wall to the upper direction of the vehicle body; and an upper panel made of resin, which has upper walls that form an upper portion of the floor portion opposite to the lower wall, an inner front wall that is placed to extend from the vehicle body front ends of the upper walls to the upper direction of the vehicle body and joined to the outer front wall and consequently forms a closed cross-section shape that extends in a vehicle width direction while including both of left and right ends at an upper portion of the outer front wall, and an inner back wall that is placed to extend from the vehicle body backside ends of the upper walls to thType: ApplicationFiled: March 1, 2012Publication date: February 19, 2015Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Sho Maeda, Yoshitaka Sotoyama, Koki Ikeda
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Patent number: 8894130Abstract: A vehicle lower section structure is obtained that has a simple structure and is capable of increasing the rigidity and strength of a framework structure that is long in the vehicle front-rear direction. A vehicle lower section structure includes: an upper panel including a pair of respectively vehicle-downwards facing joining faces that are separated from each other in the vehicle width direction; a lower panel that with the upper panel configures a framework structure that is long in the vehicle front-rear direction and has a closed cross-section by the joining faces of the upper panel being joined to vehicle-upwards facing joining faces of the lower panel; and a seat rail that is long in the vehicle front-rear direction and is fixed to a portion of the upper panel that configures an upper wall of the closed cross-section of the framework structure.Type: GrantFiled: February 15, 2011Date of Patent: November 25, 2014Assignee: Toyota Jidosha Kabushiki KaishaInventors: Hiroaki Iwamoto, Koki Ikeda, Yasuyuki Hihara
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Publication number: 20140300141Abstract: Rocker portions and a tunnel portion that serve as frame portions extend along a vehicle longitudinal direction respectively at vehicle transverse direction both end portions of an upper floor and a vehicle transverse direction central portion of an upper floor. On the other hand, a dash panel or a back panel is provided erect respectively at a front end portion of a lower floor (22) and a rear end portion of a lower floor. Here, abutment portions are provided at front end portions of the rocker portions and the tunnel portion respectively, and planarly contact an inner surface of the dash panel. Further, abutment portions are provided at rear end portions of the rocker portions and the tunnel portion respectively, and planarly contact an inner surface of the back panel.Type: ApplicationFiled: November 7, 2011Publication date: October 9, 2014Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yasuyuki Hihara, Koki Ikeda, Sho Maeda, Yoshitaka Sotoyama
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Publication number: 20140062142Abstract: A hood inner panel that is provided with plural wave-shaped portions that extend in a vehicle longitudinal direction is provided at a vehicle lower side of a hood outer panel. A lock reinforcement is disposed at a lower side of a vehicle front of the hood inner panel. Front end portions of the plural wave-shaped portions of the hood inner panel are positioned further toward a vehicle front side than a rear end portion of the lock reinforcement.Type: ApplicationFiled: May 18, 2011Publication date: March 6, 2014Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koki Ikeda, Seiho Yonezawa, Tsuyoshi Izuhara
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Patent number: 8636093Abstract: To obtain a vehicle body lower portion structure that can efficiently absorb and disperse load of a front or rear collision including an offset collision or an oblique collision, and transmit the load to an underbody. A vehicle body lower portion structure has an underbody at which a dash lower portion and a lower back portion are provided to stand from both ends in a vehicle front-rear direction at a floor portion, a suspension member the length direction thereof is along a vehicle transverse direction and is joined to the underbody in a state of planarly-contacting a front surface of the dash lower portion, and a front EA member a length direction thereof is along the vehicle transverse direction and is joined to a front wall of the suspension member.Type: GrantFiled: August 30, 2010Date of Patent: January 28, 2014Assignee: Toyota Jidosha Kabushiki KaishaInventors: Yoshitaka Sotoyama, Koki Ikeda, Shigeru Inamori, Kazuhiro Seki, Hiroaki Iwamoto, Masahiro Ono, Sho Maeda
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Publication number: 20130320713Abstract: A vehicle lower section structure is obtained that has a simple structure and is capable of increasing the rigidity and strength of a framework structure that is long in the vehicle front-rear direction. A vehicle lower section structure includes: an upper panel including a pair of respectively vehicle-downwards facing joining faces that are separated from each other in the vehicle width direction; a lower panel that with the upper panel configures a framework structure that is long in the vehicle front-rear direction and has a closed cross-section by the joining faces of the upper panel being joined to vehicle-upwards facing joining faces of the lower panel; and a seat rail that is long in the vehicle front-rear direction and is fixed to a portion of the upper panel that configures an upper wall of the closed cross-section of the framework structure.Type: ApplicationFiled: February 15, 2011Publication date: December 5, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiroaki Iwamoto, Koki Ikeda, Yasuyuki Hihara
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Publication number: 20130169593Abstract: Provided is a touch panel device which prevents a problem such as generation of Newton's rings even if an air layer between the touch panel device and a display device has a small thickness. This capacitance type touch panel device (100) includes: a protective transparent base (10) having an observation-side surface and a display device-side surface; and two polymer films with position detection electrode layers (20b, 22; 30b, 32) which are arranged on the display device-side surface of the protective transparent base. The difference between the minimum value and the maximum value of the linear expansion coefficients in the surface direction of all the polymer films (20b; 30b) arranged on the display device-side surface of the protective transparent base is 10.0×10?6 cm/cm. ° C. or below. Furthermore, the display device with a touch panel device (100, 200, 300) according to the present invention has such a touch panel device.Type: ApplicationFiled: September 8, 2011Publication date: July 4, 2013Applicant: TEIJIN CHEMICALS LTD.Inventors: Koichi Imamura, Haruhiko Ito, Koki Ikeda
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Publication number: 20130154308Abstract: To obtain a vehicle body lower portion structure that can efficiently absorb and disperse load of a front or rear collision including an offset collision or an oblique collision, and transmit the load to an underbody. A vehicle body lower portion structure has an underbody at which a dash lower portion and a lower back portion are provided to stand from both ends in a vehicle front-rear direction at a floor portion, a suspension member the length direction thereof is along a vehicle transverse direction and is joined to the underbody in a state of planarly-contacting a front surface of the dash lower portion, and a front EA member a length direction thereof is along the vehicle transverse direction and is joined to a front wall of the suspension member.Type: ApplicationFiled: August 30, 2010Publication date: June 20, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yoshitaka Sotoyama, Koki Ikeda, Shigeru Inamori, Kazuhiro Seki, Hiroaki Iwamoto, Masahiro Ono, Sho Maeda
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Patent number: 8434815Abstract: A plurality of beads (2) extending in the vehicle longitudinal direction are formed parallel to each other lined up in the vehicle width direction on an inner panel (1). Accordingly, an upper flange (5), a vertical wall (4), a lower flange (3), and a vertical wall (4) are formed connected in this order at a cross-section in the vehicle width direction. The vertical wall (4) includes a lower vertical wall (4a) and an upper vertical wall (4b), and there is a bend line (4c) at the boundary between the two which is bent. The inclination angle of the upper vertical wall (4b) is between 30° and 60° inclusive, which is greater than the inclination angle of the lower vertical wall (4a). The bend line (4c) is positioned more than ½ way up between the lower flange (3) and the upper flange (5) so as to be closer to the upper flange (5) than the lower flange (3).Type: GrantFiled: October 9, 2008Date of Patent: May 7, 2013Assignee: Toyota Jidosha Kabushiki KaishaInventors: Masatoshi Yoshida, Koji Fukumoto, Koki Ikeda
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Publication number: 20130106142Abstract: A vehicle hood structure capable of improving impact absorption ability prior to a secondary impact when an impacting body impacts the hood. Front end portions of beads of a wave shaped section are arranged in a line in hood plan view. A front wall section is provided further to the hood front side than the wave shaped section and is formed inclined towards the hood bottom side on progression towards the hood front and running substantially along the vehicle width direction. The wave shaped section and the front wall section are connected together by a ledge section formed running substantially along the hood width direction.Type: ApplicationFiled: July 8, 2010Publication date: May 2, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Seiho Yonezawa, Koki Ikeda, Shinya Atsumi, Nao Nakagawa
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Patent number: 8403405Abstract: A hood lock reinforcement is configured as a result of a thick sheet and a thin sheet whose sheet thicknesses are mutually different being joined, and in this hood lock reinforcement, a bottom portion including a site to which a striker is fixed is configured by the thick sheet and is disposed on a bottom wall portion of a hood inner panel. Further, an extension portion disposed extending from a hood front-rear direction rear end of the bottom portion of the hood lock reinforcement toward a hood outer panel side has a site on the hood outer panel side whose sheet thickness is set thin as compared to the sheet thickness of the bottom portion of the hood lock reinforcement as a result of that site being configured by the thin sheet.Type: GrantFiled: April 21, 2009Date of Patent: March 26, 2013Assignee: Toyota Jidosha Kabushiki KaishaInventors: Koki Ikeda, Yasuhiko Katsumata, Koshi Okada
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Publication number: 20130015682Abstract: A hood structure that is for a vehicle and that can cause an increase in energy absorption performance when colliding with a collided object. An undulating section wherein beads and concavities are provided in alternation along the widthwise direction of the hood and that has a wavy shape in a cross sectional view is formed at nearly the entire central region of a hood inner panel. In the cross section of the wavy shape of the undulating section, the widthwise measurement between the peaks of the beads that are formed on both adjacent sides of any given bead side from the two on the ends among the plurality of beads is set in a manner so as to be smaller than 165 mm, which is the outer diameter of a head impactor that simulates the head of a pedestrian.Type: ApplicationFiled: March 26, 2010Publication date: January 17, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koki Ikeda, Seiho Yonezawa
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Publication number: 20120285759Abstract: A vehicle hood structure capable of both raising the energy absorbing ability when an impacting body has impacted a hood and enhancing deformation properties of the hood during a frontal collision. A framework formation section configuring a central region in a hood inner panel is provided with beads and indented portions formed to extend along the hood front-rear direction. Plural through holes are formed at a hood front-rear direction substantially central portion of the framework formation section in a row along the hood width direction. The through holes are formed in bottom portions of the indented portions. Beads are also formed in the two hood width direction edge portions in positions aligned with the hood front-rear direction positions of the through holes.Type: ApplicationFiled: December 28, 2009Publication date: November 15, 2012Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koki Ikeda, Seiho Yonezawa
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Publication number: 20110169303Abstract: A hood lock reinforcement is configured as a result of a thick sheet and a thin sheet whose sheet thicknesses are mutually different being joined, and in this hood lock reinforcement, a bottom portion including a site to which a striker is fixed is configured by the thick sheet and is disposed on a bottom wall portion of a hood inner panel. Further, an extension portion disposed extending from a hood front-rear direction rear end of the bottom portion of the hood lock reinforcement toward a hood outer panel side has a site on the hood outer panel side whose sheet thickness is set thin as compared to the sheet thickness of the bottom portion of the hood lock reinforcement as a result of that site being configured by the thin sheet.Type: ApplicationFiled: April 21, 2009Publication date: July 14, 2011Applicant: Toyota Jidosha Kabushiki KaishaInventors: Koki Ikeda, Yasuhiko Katsumata, Koshi Okada