Patents by Inventor Hiroyuki Kurokawa
Hiroyuki Kurokawa 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: 11879589Abstract: A shovel includes a lower traveling body, an upper turning body turnably attached to the lower traveling body, an automatic greasing device mounted on the upper turning body, and a control device configured to control the automatic greasing device. The control device is configured to control timing to start greasing by the automatic greasing device based on the past operating condition of the shovel.Type: GrantFiled: September 25, 2019Date of Patent: January 23, 2024Assignee: SUMITOMO(S.H.I.) CONSTRUCTION MACHINERY CO., LTD.Inventors: Ryuji Shiratani, Hiroyuki Kurokawa, Hajime Aragaki
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Patent number: 11761168Abstract: A shovel includes an upper swing structure, a cab mounted on the upper swing structure, and an operating lever provided in the cab. The operating lever includes a lever part to which a grip part is fixed, a holder part to which the lever part is connected, and a joint part connecting the lever part and the holder part. The lever part is configured to be attachable to and detachable from the holder part in a tool-free manner with a predetermined manual operation on the joint part.Type: GrantFiled: January 28, 2021Date of Patent: September 19, 2023Assignee: SUMITOMO CONSTRUCTION MACHINERY CO., LTD.Inventors: Ryuji Shiratani, Hiroyuki Kurokawa, Hajime Aragaki
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Patent number: 11724569Abstract: An air conditioner includes: a secondary battery which is chargeable with electric power supplied from outside of a vehicle and store the electric power for running the vehicle; an air conditioning unit which performs air conditioning in a vehicle interior of the vehicle; a timer for managing a time for operating the air conditioning unit; and a control unit which sets a charging prohibition time period for prohibiting charging of the secondary battery for a time period set by a user.Type: GrantFiled: June 16, 2020Date of Patent: August 15, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Kazuaki Takizawa, Hiroyuki Kurokawa, Masahito Watanabe, Kazuhiro Matsuoka, Akira Saita, Kazufumi Kuroda
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Publication number: 20230234646Abstract: There is provided a vehicle roof structure including: a pair of supporting piece sections that are provided at a roof section of a vehicle body, the pair of supporting piece sections being disposed at an interval in a vehicle front-rear direction or a vehicle width direction; a base member to which a communication device is attached, the base member being attached to the supporting piece sections from a vehicle upper side, in a state in which a portion of the base member is disposed between the supporting piece sections; and a resin roof panel that is attached to the base member from the vehicle upper side, the resin roof panel covering the communication device from the vehicle upper side.Type: ApplicationFiled: January 18, 2023Publication date: July 27, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Hiroyuki KUROKAWA
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Publication number: 20230182824Abstract: A vehicle skeleton structure includes: a support surface portion that configures a part of a vehicle body, the support surface portion being disposed further toward a vehicle lower side than a design surface of a roof portion of the vehicle body, and the support surface portion being configured to support a communication device from a vehicle lower side of the communication device; and a roof reinforcement that is disposed at a vehicle lower side of the support surface portion, the roof reinforcement configuring at least a part of a closed cross-sectional structure extending in a vehicle width direction and having a closed cross-sectional shape as viewed from the vehicle width direction.Type: ApplicationFiled: November 29, 2022Publication date: June 15, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiroyuki KUROKAWA, Koichiro UENO
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Publication number: 20230170607Abstract: A vehicle skeleton structure including: a roof reinforcement that configures a part of a roof section of a vehicle body, the roof reinforcement extending in a vehicle width direction, the roof reinforcement having a closed cross-sectional shape when viewed from the vehicle width direction, the roof reinforcement being configured such that a communication device capable of at least one of sending or receiving of radio waves can be disposed at an inner side thereof, and a penetrating section being formed at a portion at a vehicle upper side of the roof reinforcement; and a lid member that closes off the penetrating section, the lid member being configured by a material capable of transmitting radio waves.Type: ApplicationFiled: November 17, 2022Publication date: June 1, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiroyuki KUROKAWA, Shintaro KITAKATA, Koichiro UENO
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Patent number: 11511626Abstract: Provided is an information display device for a vehicle having a display control section acquiring information of the vehicle and a display section displaying an image selected by the display control section. The vehicle includes a shift lever that can select at least a parking range and a driving range, and an in displayed on the display section includes either a first vehicle image or a second vehicle that are images of the vehicle viewed from mutually different directions. On the display section, the display control section displays the first vehicle image when the shift lever selects the parking range and the second vehicle image when the shift lever selects at least the driving range.Type: GrantFiled: September 27, 2019Date of Patent: November 29, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Kazufumi Kuroda, Hiroyuki Kurokawa, Kotaro Higuchi, Masaru Aoki, Eiichi Hoshino, Keisuke Kato
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Patent number: 11460060Abstract: There is provided a component joining structure that includes: a resin component; a metal tip that is provided in the resin component by insert molding, and that includes protruding portions that protrude from the resin component; and a metal component that is spot welded to the protruding portions, and that is joined to the resin component by an adhesive agent that is provided in gaps formed, by the protruding portions, between the resin component and the metal component.Type: GrantFiled: December 10, 2018Date of Patent: October 4, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Hiroyuki Kurokawa
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Patent number: 11447190Abstract: A structure for reinforcing a framework member in a vehicle includes: a resin framework member that constitutes a part of a framework of a vehicle and is formed so as to have a closed cross-section; and a fiber-reinforced-resin reinforcing member. The reinforcing member has a first reinforcing part that is disposed so as to form a substantially U-shaped cross-section including one of surfaces of the framework member extending along the longitudinal direction, and a second reinforcing part that is disposed so as to form a substantially U-shaped cross-section including the other surface of the framework member extending along the longitudinal direction. At a minimum part of the framework member at which the cross-section is smallest, a portion of the first reinforcing part and a portion of the second reinforcing part are laid one on top of the other so as to overlap each other.Type: GrantFiled: May 24, 2021Date of Patent: September 20, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Hiroyuki Kurokawa
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Patent number: 11407450Abstract: There is provided a reinforcement for a vehicle having a main body portion that is formed in a hollow beam shape, and extends in a vehicle width direction while having both end portions thereof in the vehicle width direction supported by structural components of a vehicle, and whose cross-sectional surface area in a vehicle front-rear direction becomes progressively larger from the end portions in the vehicle width direction towards a central portion thereof.Type: GrantFiled: December 29, 2020Date of Patent: August 9, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kosuke Sakurai, Hiroyuki Kurokawa
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Publication number: 20220033007Abstract: A structure for reinforcing a framework member in a vehicle includes: a resin framework member that constitutes a part of a framework of a vehicle and is formed so as to have a closed cross-section; and a fiber-reinforced-resin reinforcing member. The reinforcing member has a first reinforcing part that is disposed so as to form a substantially U-shaped cross-section including one of surfaces of the framework member extending along the longitudinal direction, and a second reinforcing part that is disposed so as to form a substantially U-shaped cross-section including the other surface of the framework member extending along the longitudinal direction. At a minimum part of the framework member at which the cross-section is smallest, a portion of the first reinforcing part and a portion of the second reinforcing part are laid one on top of the other so as to overlap each other.Type: ApplicationFiled: May 24, 2021Publication date: February 3, 2022Applicant: Toyota Jidosha Kabushiki KaishaInventor: Hiroyuki Kurokawa
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Publication number: 20210229749Abstract: There is provided a reinforcement for a vehicle having a main body portion that is formed in a hollow beam shape, and extends in a vehicle width direction while having both end portions thereof in the vehicle width direction supported by structural components of a vehicle, and whose cross-sectional surface area in a vehicle front-rear direction becomes progressively larger from the end portions in the vehicle width direction towards a central portion thereof.Type: ApplicationFiled: December 29, 2020Publication date: July 29, 2021Inventors: Kosuke SAKURAI, Hiroyuki KUROKAWA
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Patent number: 11059524Abstract: A vehicular panel structure includes a panel, a reinforcement disposed inward of the panel in a vehicle, and mastic that bonds the panel and the reinforcement to each other. The reinforcement is provided with a body portion constituting a middle portion in a longitudinal direction and having a linear expansion coefficient smaller than the linear expansion coefficient of the panel, a connection portion constituting an end portion in the longitudinal direction, and a joining portion allowing the body portion and the connection portion to be joined to each other by a thermosetting adhesive and a fastener. A long hole portion is disposed in the reinforcement and is formed in either the connection portion or the body portion. The fastener is inserted into the long hole portion.Type: GrantFiled: December 15, 2017Date of Patent: July 13, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shin Terada, Hiroyuki Kurokawa
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Patent number: 11046203Abstract: Provided is a capacitor state display device for a vehicle displaying a capacitor state in the vehicle. The vehicle includes a capacitor to which electric power is supplied from an external charging facility, and a power consumption section consuming electric power supplied from the external charging facility or the capacitor. The capacitor state display device includes a display control section acquiring the capacitor state and a display section displaying images based on a command of the display control section. The display control section displays that electric power supplied from the external charging facility is being consumed by the power consumption section if electric power supplied from the external charging facility is being supplied to the power consumption section in a state that electric power is being supplied to the vehicle from the external charging facility.Type: GrantFiled: September 27, 2019Date of Patent: June 29, 2021Assignee: HONDA MOTOR CO., LTD.Inventors: Kazufumi Kuroda, Hiroyuki Kurokawa, Kotaro Higuchi, Masaru Aoki, Eiichi Hoshino, Keisuke Kato
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Publication number: 20210189689Abstract: A shovel includes an upper swing structure, a cab mounted on the upper swing structure, and an operating lever provided in the cab. The operating lever includes a lever part to which a grip part is fixed, a holder part to which the lever part is connected, and a joint part connecting the lever part and the holder part. The lever part is configured to be attachable to and detachable from the holder part in a tool-free manner with a predetermined manual operation on the joint part.Type: ApplicationFiled: January 28, 2021Publication date: June 24, 2021Inventors: Ryuji SHIRATANI, Hiroyuki KUROKAWA, Hajime ARAGAKI
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Publication number: 20210025134Abstract: A shovel includes an undercarriage, an upper swing structure swingably attached to the undercarriage, and an automatic greaser mounted on the upper swing structure. The automatic greaser is configured to individually change the amount of grease fed to a first greasing point among multiple greasing points and the amount of grease fed to a second greasing point among the multiple greasing points based on information on the multiple greasing points.Type: ApplicationFiled: September 28, 2020Publication date: January 28, 2021Inventors: Ryuji SHIRATANI, Hiroyuki KUROKAWA, Hajime ARAGAKI
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Publication number: 20210008963Abstract: An air conditioner includes: a secondary battery which is chargeable with electric power supplied from outside of a vehicle and store the electric power for running the vehicle; an air conditioning unit which performs air conditioning in a vehicle interior of the vehicle; a timer for managing a time for operating the air conditioning unit; and a control unit which sets a charging prohibition time period for prohibiting charging of the secondary battery for a time period set by a user.Type: ApplicationFiled: June 16, 2020Publication date: January 14, 2021Inventors: Kazuaki Takizawa, Hiroyuki Kurokawa, Masahito Watanabe, Kazuhiro Matsuoka, Akira Saita, Kazufumi Kuroda
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Patent number: 10875083Abstract: A forged crankshaft manufacturing apparatus processes a forged blank with no flash. The forged blank includes at least one rough crank arm having an excess portion protruding from an outer periphery of a side portion thereof. The manufacturing apparatus includes a first die and a second die paired with each other, a retaining device, and a moving device. The first die and the second die bend or crash the excess portion. The retaining device retains at least one of the rough journals or at least one of the rough pins such that a rough pin decentering direction is perpendicular to a reducing direction in which the first die and the second die apply force for reduction. The moving device supports the retaining device such that the retaining device is movable in the reducing direction.Type: GrantFiled: May 19, 2016Date of Patent: December 29, 2020Assignee: NIPPON STEEL CORPORATIONInventors: Tomohisa Yamashita, Kunihiro Yabuno, Ken Yoshino, Sho Takamoto, Hiroyuki Kurokawa, Kenji Tamura, Junichi Okubo, Kiyoshi Nakayama, Toru Horiuchi
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Patent number: 10850772Abstract: A vehicle frame structure includes: an adhesive member that is superimposed on and adhered to a plate shaped vehicle frame member extending in one direction such that the adhesive member is superimposed in a thickness direction of the vehicle frame member; a first fiber reinforced plastic member that includes plural first fibers oriented in different directions to each other, and that is disposed spaced apart from the vehicle frame member in the thickness direction; and a second fiber reinforced plastic member that includes plural second fibers oriented in an orientation direction of an intersecting direction intersecting the thickness direction, that has a thinner thickness in the thickness direction than a thickness of the first fiber reinforced plastic member, and that is sandwiched between the adhesive member and the first fiber reinforced plastic member in the thickness direction.Type: GrantFiled: March 5, 2019Date of Patent: December 1, 2020Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Hiroyuki Kurokawa
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Patent number: 10828693Abstract: An apparatus for manufacturing a forged crankshaft includes a pair of upper and lower dies and a first tool. The pair of dies deforms first excess portions and thereby thickens both side portions of a rough crank arm, in a region near a rough pin adjacent thereto. The first tool is fitted in an open space made in the pair of dies, and is capable of coming into contact with a rough-journal-facing surface of the rough crank arm, except the side portions in the region near the adjacent rough pin. The first pair of dies and the first tool have first guides to guide the first tool from a retracting position to a contacting position. The first guides include a first guide disposed on at least one of an upper surface and a lower surface of the first tool.Type: GrantFiled: May 13, 2016Date of Patent: November 10, 2020Assignee: NIPPON STEEL CORPORATIONInventors: Tomohisa Yamashita, Sho Takamoto, Hiroyuki Kurokawa, Kunihiro Yabuno, Ken Yoshino, Kenji Tamura, Junichi Okubo