Patents by Inventor Tsuyoshi Izuhara
Tsuyoshi Izuhara 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: 11919385Abstract: A fuel inlet structure of a vehicle, including a vehicle body panel, an inlet box, and a seal portion. The seal portion includes: an inner seal portion provided in correspondence with the whole circumference of the flange portion; an outer seal portion provided in correspondence with the whole circumference of the flange portion; and a water catching portion, the water catching portion, in a portion of the whole circumference of the seal portion that is a lower portion in the vehicle vertical direction, projecting from a region between a proximal end portion of the inner seal portion and a proximal end portion of the outer seal portion to a region encompassing an area between the drain portion and the inner seal portion, the water-catching portion being configured to stop water that passes through the drain portion from a vehicle outer side.Type: GrantFiled: August 29, 2022Date of Patent: March 5, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Tsuyoshi Izuhara
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Patent number: 11904583Abstract: A vehicle constituent member and a manufacturing method for manufacturing the vehicle constituent member are provided. The vehicle constituent member includes: a body portion made of metal and having a vertical wall; a reinforcing member made of fiber reinforced resin and having a sheet shape, the reinforcing member being disposed on a surface of the vertical wall; and an adhesive layer provided between the surface of the vertical wall and the reinforcing member and connecting the vertical wall and the reinforcing member, the adhesive layer being configured such that a thickness of a part of the adhesive layer becomes thinner as the part of the adhesive layer is distanced outwardly from a surface end of the reinforcing member, the part of the adhesive layer being disposed outwardly from the surface end of the reinforcing member.Type: GrantFiled: July 11, 2019Date of Patent: February 20, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masaya Miura, Tsuyoshi Izuhara
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Patent number: 11858425Abstract: A vehicle sensor attaching structure in which a plurality of kinds of external sensors for detecting an external condition of a vehicle is attached on a roof of the vehicle, the vehicle sensor attaching structure including: a common sensor unit that is fixed to the roof of the vehicle and to which at least one kind of the external sensor is attached; and an option sensor unit that is attachable to the common sensor unit in at least two directions of a vehicle left side, a vehicle right side, a vehicle upper side, a vehicle front side, and a vehicle rear side, that is detachably attached to the common sensor unit, and to which at least one kind of the external sensor is attached.Type: GrantFiled: October 26, 2021Date of Patent: January 2, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Naoya Higashimachi, Taro Hasegawa, Tsuyoshi Izuhara
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Publication number: 20230070591Abstract: A fuel inlet structure of a vehicle, including a vehicle body panel, an inlet box, and a seal portion. The seal portion includes: an inner seal portion provided in correspondence with the whole circumference of the flange portion; an outer seal portion provided in correspondence with the whole circumference of the flange portion; and a water catching portion, the water catching portion, in a portion of the whole circumference of the seal portion that is a lower portion in the vehicle vertical direction, projecting from a region between a proximal end portion of the inner seal portion and a proximal end portion of the outer seal portion to a region encompassing an area between the drain portion and the inner seal portion, the water-catching portion being configured to stop water that passes through the drain portion from a vehicle outer side.Type: ApplicationFiled: August 29, 2022Publication date: March 9, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Tsuyoshi IZUHARA
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Publication number: 20230072056Abstract: A sensor mounting structure for a vehicle, includes: first mounting members extending in a vehicle front-and-rear direction, being separated by a spacing in a vehicle width direction, and being mountable at arbitrary positions of a roof of the vehicle; and second mounting members extending in the vehicle width direction, being separated by a spacing in the vehicle front-and-rear direction, and being configured to span between arbitrary positions of the first mounting members, the second mounting members and the first mounting members retaining a sensor support member.Type: ApplicationFiled: August 29, 2022Publication date: March 9, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tsuyoshi IZUHARA, Taro HASEGAWA, Tomoya TAKEDA
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Publication number: 20220203904Abstract: A vehicle sensor attaching structure in which a plurality of kinds of external sensors for detecting an external condition of a vehicle is attached on a roof of the vehicle, the vehicle sensor attaching structure including: a common sensor unit that is fixed to the roof of the vehicle and to which at least one kind of the external sensor is attached; and an option sensor unit that is attachable to the common sensor unit in at least two directions of a vehicle left side, a vehicle right side, a vehicle upper side, a vehicle front side, and a vehicle rear side, that is detachably attached to the common sensor unit, and to which at least one kind of the external sensor is attached.Type: ApplicationFiled: October 26, 2021Publication date: June 30, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Naoya Higashimachi, Taro Hasegawa, Tsuyoshi Izuhara
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Patent number: 11014616Abstract: A holding structure for holding a mounted part on a floor panel includes: a floor panel that extends in a vehicle front-rear direction and in a vehicle width direction, the floor panel including an adhesion surface that is joined via an adhesive agent to a first portion of a body, and an anchoring portion that protrudes from a surface on an opposite side from the adhesion surface; a mounted part that is anchored to the anchoring portion; and a connecting component comprising a first portion that is fixed to the mounted part, and a second portion that is fixed to a second portion of the body.Type: GrantFiled: December 3, 2018Date of Patent: May 25, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shintaro Kitakata, Tsuyoshi Izuhara, Kentaro Nakamura
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Patent number: 10723393Abstract: A vehicle lower portion structure includes a resinous floor panel constituting a vehicle cabin floor surface, and a metallic reinforcing member. The reinforcing member is disposed to be bridged between vehicle skeleton members on a lower side of the floor panel and is configured to support a vehicle-mounted object disposed on the lower side of the floor panel.Type: GrantFiled: August 22, 2018Date of Patent: July 28, 2020Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tsuyoshi Izuhara, Shintaro Kitakata, Kentaro Nakamura
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Publication number: 20200031087Abstract: A vehicle constituent member and a manufacturing method for manufacturing the vehicle constituent member are provided. The vehicle constituent member includes: a body portion made of metal and having a vertical wall; a reinforcing member made of fiber reinforced resin and having a sheet shape, the reinforcing member being disposed on a surface of the vertical wall; and an adhesive layer provided between the surface of the vertical wall and the reinforcing member and connecting the vertical wall and the reinforcing member, the adhesive layer being configured such that a thickness of a part of the adhesive layer becomes thinner as the part of the adhesive layer is distanced outwardly from a surface end of the reinforcing member, the part of the adhesive layer being disposed outwardly from the surface end of the reinforcing member.Type: ApplicationFiled: July 11, 2019Publication date: January 30, 2020Applicant: Toyota Jidosha Kabushiki KaishaInventors: Masaya Miura, Tsuyoshi Izuhara
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Patent number: 10370036Abstract: The present disclosure provides a vehicle roof structure including: a left and right pair of roof side rails configuring part of a roof section of a vehicle body, the roof side rails are supported by a center pillar configuring part of the vehicle body and extend along a vehicle front-rear direction; a roof reinforcement portion formed of fiber reinforced plastic, the roof reinforcement portion disposed between the roof side rails so as to extend along a vehicle width direction; and a coupling section formed of metal, the coupling section couples the roof side rails and the roof reinforcement portion, and includes a weak section, the weak section deforms under a collision load in the vehicle width direction prior to the roof reinforcement portion undergoing bending deformation under the collision load.Type: GrantFiled: August 15, 2017Date of Patent: August 6, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masaru Toyota, Tsuyoshi Izuhara
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Patent number: 10364834Abstract: A dissimilar material joining structure includes: a plate-shaped resin member; a plate-shaped metallic member; and a metallic rivet. The rivet includes a shaft, and a head integral with a first end of the shaft, and disposed outside a hole of the resin member hole. The shaft includes: a pillar; an enlarged diameter portion; and a punching portion that is joined to the metallic member via a weld. The hole of the resin member includes: a small-diameter hole portion adjacent to the pillar, and having an inner diameter equal to a diameter of the enlarged diameter portion; and a large-diameter hole portion adjacent to an outer circumference of the punching portion, and having an inner diameter greater than the diameter of the enlarged diameter portion.Type: GrantFiled: July 12, 2016Date of Patent: July 30, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Tsuyoshi Izuhara
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Publication number: 20190176903Abstract: A holding structure for holding a mounted part on a floor panel includes: a floor panel that extends in a vehicle front-rear direction and in a vehicle width direction, the floor panel including an adhesion surface that is joined via an adhesive agent to a first portion of a body, and an anchoring portion that protrudes from a surface on an opposite side from the adhesion surface; a mounted part that is anchored to the anchoring portion; and a connecting component comprising a first portion that is fixed to the mounted part, and a second portion that is fixed to a second portion of the body.Type: ApplicationFiled: December 3, 2018Publication date: June 13, 2019Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shintaro KITAKATA, Tsuyoshi Izuhara, Kentaro Nakamura
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Patent number: 10247214Abstract: A dissimilar material joining structure includes: a plate-shaped resin member; a plate-shaped metallic member; and a metallic rivet. The rivet includes a shaft, and a head integral with a first end of the shaft, and disposed outside a hole of the resin member hole. The shaft includes: a pillar; an enlarged diameter portion; and a punching portion that is joined to the metallic member via a weld. The hole of the resin member includes: a small-diameter hole portion adjacent to the pillar, and having an inner diameter equal to a diameter of the enlarged diameter portion; and a large-diameter hole portion adjacent to an outer circumference of the punching portion, and having an inner diameter greater than the diameter of the enlarged diameter portion.Type: GrantFiled: July 12, 2016Date of Patent: April 2, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Tsuyoshi Izuhara
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Publication number: 20190071134Abstract: A vehicle lower portion structure includes a resinous floor panel constituting a vehicle cabin floor surface, and a metallic reinforcing member. The reinforcing member is disposed to be bridged between vehicle skeleton members on a lower side of the floor panel and is configured to support a vehicle-mounted object disposed on the lower side of the floor panel.Type: ApplicationFiled: August 22, 2018Publication date: March 7, 2019Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tsuyoshi IZUHARA, Shintaro KITAKATA, Kentaro NAKAMURA
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Publication number: 20180099698Abstract: The present disclosure provides a vehicle roof structure including: a left and right pair of roof side rails configuring part of a roof section of a vehicle body, the roof side rails are supported by a center pillar configuring part of the vehicle body and extend along a vehicle front-rear direction; a roof reinforcement portion formed of fiber reinforced plastic, the roof reinforcement portion disposed between the roof side rails so as to extend along a vehicle width direction; and a coupling section formed of metal, the coupling section couples the roof side rails and the roof reinforcement portion, and includes a weak section, the weak section deforms under a collision load in the vehicle width direction prior to the roof reinforcement portion undergoing bending deformation under the collision load.Type: ApplicationFiled: August 15, 2017Publication date: April 12, 2018Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masaru TOYOTA, Tsuyoshi IZUHARA
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Patent number: 9821640Abstract: A door structure includes (i) a door panel including a first wall provided with a hinge member, a second wall, and a first bent part provided between the first wall and the second wall, (ii) a first reinforcing plate including a first part joined to the first wall, a second part joined to the second wall, and a corner part provided between the first part and the second part, and (iii) a second reinforcing plate including a third part joined to the first part, a fourth part joined to the second part, and an intermediate part provided between the third part and the fourth part. The first reinforcing plate and the second reinforcing plate are configured such that a closed space is provided between the first reinforcing plate and the second reinforcing plate.Type: GrantFiled: July 2, 2015Date of Patent: November 21, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tomohiro Sakurai, Tsuyoshi Izuhara
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Publication number: 20170023038Abstract: A dissimilar material joining structure includes: a plate-shaped resin member; a plate-shaped metallic member; and a metallic rivet. The rivet includes a shaft, and a head integral with a first end of the shaft, and disposed outside a hole of the resin member hole. The shaft includes: a pillar; an enlarged diameter portion; and a punching portion that is joined to the metallic member via a weld. The hole of the resin member includes: a small-diameter hole portion adjacent to the pillar, and having an inner diameter equal to a diameter of the enlarged diameter portion; and a large-diameter hole portion adjacent to an outer circumference of the punching portion, and having an inner diameter greater than the diameter of the enlarged diameter portion.Type: ApplicationFiled: July 12, 2016Publication date: January 26, 2017Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Tsuyoshi IZUHARA
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Publication number: 20160363147Abstract: A dissimilar material joining member includes (1) a metal tubular portion having (i) a flange and (ii) a deformable portion that deforms upon being clinched, and (2) a metal cylindrical member. The tubular portion passes through a first resin member that is to be joined to a second metal member. The flange extends radially outward from a first axial end of the tubular portion. The deformable portion is provided at a second axial end of the tubular portion. The deformable portion holds the first resin member between the deformable portion and the flange once the deformable potion is deformed so as to expand radially outward. The metal cylindrical member is attached to and within the tubular portion at the first axial end of the tubular portion and can be spot-welded to the second metal member to thereby join the first resin member to the second metal member.Type: ApplicationFiled: June 6, 2016Publication date: December 15, 2016Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Tsuyoshi IZUHARA
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Publication number: 20160023542Abstract: A side door structure includes an inner panel made of a fiber reinforced resin and formed such that a peripheral wall stands outward in a vehicle width direction from a peripheral edge of a side wall, an impact beam located inside the peripheral wall, apart from the side wall in the vehicle width direction, and a bracket that fixes a rear end portion of the impact beam to the inner panel. The bracket has a beam joint wall to which the rear end portion of the impact beam is joined, a connecting wall that stands inward in the vehicle width direction from the beam joint wall, and a panel joint wall connected to an end portion of the connecting wall and joined to the side wall. The panel joint wall overlaps a flared portion of a vehicle body panel in the longitudinal direction.Type: ApplicationFiled: July 22, 2015Publication date: January 28, 2016Inventor: Tsuyoshi IZUHARA
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Publication number: 20160001644Abstract: As a door structure for a vehicle, a side door structure includes an inner panel made of CFRP, in which a door side member of a side hinge is provided in a front wall that is connected with a side wall through an angular part, and a reinforcement that is joined to the front wall and the side wall across the angular part. The reinforcement forms a reinforcing closed section together with the inner panel on an inner side of the angular part.Type: ApplicationFiled: July 2, 2015Publication date: January 7, 2016Inventors: Tomohiro SAKURAI, Tsuyoshi IZUHARA