Patents by Inventor Hideyuki Komitsu

Hideyuki Komitsu 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).

  • Publication number: 20180272840
    Abstract: A vehicle-mounted heat utilization device (10) includes: an engine fluid circuit (12) in which fluid circulates to cool an engine (18); a heater fluid circuit (14) that passes through an exhaust heat recovery apparatus (26) that recovers a heat of exhaust gas (28) and a vehicle-interior heat exchanger (24) for radiating a heat of the fluid into a vehicle interior; a cooling-heating fluid circuit (16) that passes through a radiating heat exchanger (34), the radiating heat exchanger being included in a refrigeration cycle (30) in which refrigerant is compressed by a compressor (32) and the compressed refrigerant is expanded; a first switching unit (52) that is configured to selectively switch a state of the engine fluid circuit (12) and the heater fluid circuit (14) between a connected and a disconnected state; a second switching unit (54) that is configured to selectively switch a state of the heater fluid circuit (14) and the cooling-heating fluid circuit (16) between a connected state and a disconnected stat
    Type: Application
    Filed: September 29, 2016
    Publication date: September 27, 2018
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, DENSO CORPORATION
    Inventors: Yoichi ONISHI, Yoshikazu SHIMPO, Toshio MURATA, Shinichi TANIGUCHI, Hideyuki KOMITSU, Ikuo OZAWA, Norihiko ENOMOTO, Kazunori SAIDA, Nobuharu KAKEHASHI
  • Patent number: 10077704
    Abstract: In a catalytic converter having a catalyst support that generates heat by being energized, short circuiting due to soot within exhaust is suppressed. A catalyst support is provided in a range of a glass coat layer that is provided on an inner surface of a tube body. A maximum diameter portion of an upstream side reduced diameter member and a maximum diameter portion of a downstream tube are positioned in the range of the glass coat layer.
    Type: Grant
    Filed: December 11, 2014
    Date of Patent: September 18, 2018
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shoji Ogimura, Hiroshi Tanaka, Hideyuki Komitsu
  • Publication number: 20180248096
    Abstract: A thermoelectric power generator has: a pair of thin film sheets that respectively cover a heat receiving side and a cooling side of a thermoelectric element; a resin sealing portion that is superposed with the pair of thin film sheets, in a state of being nipped between the pair of thin film sheets, at a periphery of the thermoelectric element; a heat insulating layer that is disposed at a heat receiving side of the resin sealing portion and that is superposed on one of the pair of thin film sheets; and a presser plate that presses the heat insulating layer toward the resin sealing portion, and that is formed in a stepped shape at which a plate thickness of a region at a side contacting the heat insulating layer is thicker than a plate thickness of a fixed region that is fixed by a fixing portion.
    Type: Application
    Filed: December 27, 2017
    Publication date: August 30, 2018
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomoyuki KISHIDA, Takumi KATAYAMA, Hideyuki KOMITSU, Shinya KITAGAWA, Takuya MATSUDA
  • Patent number: 9759109
    Abstract: The present invention provides a highly durable, electrically heated catalytic converter including an inner tube on which an insulation layer is formed, wherein the insulation layer is less susceptible to damage such as cracking and peeling even when thermal stress occurs in a curvature section of the inner tube where the insulation layer is formed.
    Type: Grant
    Filed: October 26, 2015
    Date of Patent: September 12, 2017
    Assignees: IBIDEN CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Fumiyuki Mutsuda, Hideyuki Komitsu, Shoji Ogimura
  • Patent number: 9716216
    Abstract: [Object] Provided is a thermoelectric power generating device that is able to decrease thermal distortion of thermoelectric conversion modules and to upsize the thermoelectric conversion modules, thereby making it possible to simplify a manufacturing operation and to decrease a manufacturing cost.
    Type: Grant
    Filed: January 31, 2012
    Date of Patent: July 25, 2017
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Hideyuki Komitsu
  • Patent number: 9657623
    Abstract: A decrease in cost is devised at an exhaust treatment device that purifies exhaust from an internal engine by a catalyst that is heated from a catalyst support that generates heat by being energized, and that returns some of exhaust that has been purified to the internal combustion engine. A cooling member is provided at a portion of an exhaust pipe that is between an engine and an upstream catalytic converter, and a circulation pipe is branched-off from between the upstream catalytic converter and a vibration cut-off member that is at a downstream side.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: May 23, 2017
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hideyuki Komitsu, Shoji Ogimura, Tomoyuki Kishida
  • Patent number: 9506387
    Abstract: The present invention provides a highly durable, electrically heated catalytic converter including an insulation layer formed on an inner tube, wherein the insulation layer is less susceptible to cracking and peeling even when high thermal stress occurs in the insulation layer at and near the end portion of an inner tube, at upstream of a catalyst carrier.
    Type: Grant
    Filed: October 26, 2015
    Date of Patent: November 29, 2016
    Assignees: IBIDEN CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Fumiyuki Mutsuda, Hideyuki Komitsu, Shoji Ogimura
  • Publication number: 20160290209
    Abstract: In a catalytic converter having a catalyst support that generates heat by being energized, short circuiting due to soot within exhaust is suppressed. A catalyst support is provided in a range of a glass coat layer that is provided on an inner surface of a tube body. A maximum diameter portion of an upstream side reduced diameter member and a maximum diameter portion of a downstream tube are positioned in the range of the glass coat layer.
    Type: Application
    Filed: December 11, 2014
    Publication date: October 6, 2016
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shoji OGIMURA, Hiroshi TANAKA, Hideyuki KOMITSU
  • Publication number: 20160290202
    Abstract: A decrease in cost is devised at an exhaust treatment device that purifies exhaust from an internal engine by a catalyst that is heated from a catalyst support that generates heat by being energized, and that returns some of exhaust that has been purified to the internal combustion engine. A cooling member is provided at a portion of an exhaust pipe that is between an engine and an upstream catalytic converter, and a circulation pipe is branched-off from between the upstream catalytic converter and a vibration cut-off member that is at a downstream side.
    Type: Application
    Filed: November 7, 2014
    Publication date: October 6, 2016
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hideyuki KOMITSU, Shoji OGIMURA, Tomoyuki KISHIDA
  • Patent number: 9458747
    Abstract: The present invention provides a highly durable, electrically heated catalytic converter having a relatively simple structure while its inner tube is curved toward the central axis, wherein an insulation layer formed on the inner tube is less susceptible to cracking and peeling even when the inner tube is subjected to temperature changes or temperature gradients.
    Type: Grant
    Filed: October 26, 2015
    Date of Patent: October 4, 2016
    Assignees: IBIDEN CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Fumiyuki Mutsuda, Hideyuki Komitsu, Shoji Ogimura
  • Patent number: 9458751
    Abstract: An exhaust heat recovery control device includes a recovered heat adjusting unit configured to adjust an amount of heat recovered of exhaust gas by an exhaust heat recoverer recovering heat of exhaust gas and a control unit configured to control the recovered heat adjusting unit so as to prevent or suppress freezing in an exhaust pipe based on a traveling history of a vehicle on which the exhaust heat recovery control device is mounted when the freezing in the exhaust pipe is predicted.
    Type: Grant
    Filed: January 27, 2015
    Date of Patent: October 4, 2016
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Takato Ishihata, Yuichiro Hirata, Toshio Murata, Nakaya Takagaki, Hideyuki Komitsu, Yojiro Iriyama, Kazutoshi Wakatsuki
  • Publication number: 20160115843
    Abstract: The present invention provides a highly durable, electrically heated catalytic converter including an insulation layer formed on an inner tube, wherein the insulation layer is less susceptible to cracking and peeling even when high thermal stress occurs in the insulation layer at and near the end portion of an inner tube, at upstream of a catalyst carrier.
    Type: Application
    Filed: October 26, 2015
    Publication date: April 28, 2016
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, IBIDEN CO., LTD.
    Inventors: Fumiyuki MUTSUDA, Hideyuki KOMITSU, Shoji OGIMURA
  • Publication number: 20160115842
    Abstract: The present invention provides a highly durable, electrically heated catalytic converter having a relatively simple structure while its inner tube is curved toward the central axis, wherein an insulation layer formed on the inner tube is less susceptible to cracking and peeling even when the inner tube is subjected to temperature changes or temperature gradients.
    Type: Application
    Filed: October 26, 2015
    Publication date: April 28, 2016
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, IBIDEN CO., LTD.
    Inventors: Fumiyuki MUTSUDA, Hideyuki KOMITSU, Shoji OGIMURA
  • Publication number: 20160115841
    Abstract: The present invention provides a highly durable, electrically heated catalytic converter including an inner tube on which an insulation layer is formed, wherein the insulation layer is less susceptible to damage such as cracking and peeling even when thermal stress occurs in a curvature section of the inner tube where the insulation layer is formed.
    Type: Application
    Filed: October 26, 2015
    Publication date: April 28, 2016
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, IBIDEN CO., LTD.
    Inventors: Fumiyuki MUTSUDA, Hideyuki KOMITSU, Shoji OGIMURA
  • Publication number: 20160102770
    Abstract: A valve member 38 of a valve structure 32 is rotatably supported from an outer tube 34 by a rotation shaft 40. The rotation shaft 40 is fixed to the valve member 38 at a position inside a tangent to the outer periphery of the valve member 38 and avoiding the center point. A return spring 52 is a tension spring that causes tension force to constantly act on a link arm 54 to generate a rotation force toward the closing direction of the valve member 38.
    Type: Application
    Filed: September 17, 2015
    Publication date: April 14, 2016
    Inventors: Kazutoshi WAKATSUKI, Nakaya TAKAGAKI, Hideyuki KOMITSU
  • Publication number: 20160061081
    Abstract: A catalytic converter apparatus includes a catalyst substrate that supports a catalyst for cleaning exhaust gas exhausted from an internal combustion engine, the catalyst substrate being heated by electrification; a case formed in a tubular shape, the catalyst substrate being accommodated inside the case and the case being attached to an exhaust pipe; an outer pipe provided at the case, the outer pipe being disposed at least at an upstream side of an exhaust gas flow direction relative to the catalyst substrate; an inner pipe provided at the case inside the outer pipe, an axial direction end portion of the inner pipe being formed in a tapered shape and a distal end face of the axial direction end portion being formed in a curved surface shape; and an insulating layer provided at least at an inner side face and the axial direction end portion of the inner pipe.
    Type: Application
    Filed: July 16, 2015
    Publication date: March 3, 2016
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, IBIDEN CO., LTD.
    Inventors: Shoji OGIMURA, Hideyuki KOMITSU, Fumiyuki MUTSUDA, Tomoyoshi NAKAMURA
  • Publication number: 20150218998
    Abstract: An exhaust heat recovery control device includes a recovered heat adjusting unit configured to adjust an amount of heat recovered of exhaust gas by an exhaust heat recoverer recovering heat of exhaust gas and a control unit configured to control the recovered heat adjusting unit so as to prevent or suppress freezing in an exhaust pipe based on a traveling history of a vehicle on which the exhaust heat recovery control device is mounted when the freezing in the exhaust pipe is predicted.
    Type: Application
    Filed: January 27, 2015
    Publication date: August 6, 2015
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Takato ISHIHATA, Yuichiro HIRATA, Toshio MURATA, Nakaya TAKAGAKI, Hideyuki KOMITSU, Yojiro IRIYAMA, Kazutoshi WAKATSUKI
  • Publication number: 20150145190
    Abstract: A liquid sealed-in vibration damper respectively connected with two members that perform a relative displacement includes an elastic member, which is provided therein with a liquid chamber in which a liquid is sealed. When a direction from a side of the liquid sealed-in vibration damper connected with one of the two members to a side of the liquid sealed-in vibration damper connected with the other of the two members is set to an extension direction of the elastic member, a recess is provided in a region between an end portion on a side of the elastic member connected with any one of the two members and the liquid chamber, the recess being recessed in a direction orthogonal to the extension direction up to a position where a position of the recess in the orthogonal direction is located at an inner side of the liquid chamber.
    Type: Application
    Filed: November 21, 2014
    Publication date: May 28, 2015
    Applicants: Sumitomo Riko Company Limited, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomoyuki KISHIDA, Shoji OGIMURA, Hideyuki KOMITSU, Michiharu HIKOSAKA, Takayuki GOTO
  • Patent number: 8991553
    Abstract: A silencing apparatus for a vehicle includes: a muffler (1; 20; 30; 40) having a flattened sectional shape; an inlet pipe (7; 26; 36; 46); an outlet pipe (8; 27; 37; 47); and at least one partition plate (2, 3; 21, 22; 31, 32; 41, 42) that divides the inside of the muffler (1; 20; 30; 40) into a plurality of sound-deadening chambers. Each of the at least one partition plate (2, 3; 21, 22; 31, 32; 41, 42) has at least one communication hole. Within the muffler (1; 20; 30; 40), at least one among an opening of the inlet pipe (7; 26; 36; 46), an opening of the outlet pipe (8; 27; 37; 47), and the at least one communication hole is disposed at a position that is apart by a length equal to a half of the width of the muffler (1; 20; 30; 40) from one end of the muffler (1; 20; 30; 40) in the width direction thereof, and at least one among them is disposed at a position that is apart by a length equal to a quarter of the width from one end of the muffler (1; 20; 30; 40) in the width direction.
    Type: Grant
    Filed: December 15, 2011
    Date of Patent: March 31, 2015
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Kazutoshi Wakatsuki, Nakaya Takagaki, Hideyuki Komitsu
  • Publication number: 20150068575
    Abstract: [Object] Provided is a thermoelectric power generating device that is able to decrease thermal distortion of thermoelectric conversion modules and to upsize the thermoelectric conversion modules, thereby making it possible to simplify a manufacturing operation and to decrease a manufacturing cost.
    Type: Application
    Filed: January 31, 2012
    Publication date: March 12, 2015
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Hideyuki Komitsu