Patents Assigned to Mitsubishi Jidosha Engineering Kabushiki Kaisha
  • Patent number: 10227947
    Abstract: A cylinder head containing an exhaust system manifold for an engine includes screw holes formed through a fastening face of the cylinder head and an exhaust pipe, and outlet cooling channels that are provided adjacent to an outlet of a confluence of the manifold, and are disposed between the screw holes and the outlet. Coolant flows through the outlet cooling channels.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: March 12, 2019
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Kazuaki Koyama, Yuya Okamoto, Akira Yoshihara, Norio Takayasu, Genki Takahashi
  • Publication number: 20180184543
    Abstract: An object is to cool electrical components mounted to an automobile efficiently. A cooling device for cooling a first member and a second member, includes: a cooling medium flow passage which is formed between the first member and the second member, and through which a cooling medium for cooling the first member and the second member flows; and a swirl generation enhancing portion disposed in the cooling medium flow passage and configured to enhance generation of a swirl of the cooling medium flowing therein.
    Type: Application
    Filed: December 15, 2017
    Publication date: June 28, 2018
    Applicants: Mitsubishi Jidosha Engineering Kabushiki Kaisha, Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    Inventors: Toshihiko ANDO, Shinsuke HORIBE, Kiyotaka ISHIKAWA
  • Publication number: 20170341629
    Abstract: A drive unit for actuating a brake device by a driver's operation, when a vehicle is parked or stopped, is disposed independently in a trailing arm for each of right and left rear wheels. Thus, the drive unit for actuating the brake device via a wire when the vehicle is stopped or parked can be loaded, even if the space of the vehicle is tight. That is, the drive unit for actuating the brake device via the wire when the vehicle is stopped or parked can be loaded, regardless of the space of the vehicle.
    Type: Application
    Filed: March 29, 2017
    Publication date: November 30, 2017
    Applicants: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha, Hiruta Kogyo Co., Ltd.
    Inventors: Shinji KUROYANAGI, Shinya KAGECHIKA, Hiromitsu TOYOTA, Koji ARAKI, Shunichi OHTSUKI, Yuuya HARUTA
  • Publication number: 20170129328
    Abstract: An evaporative fuel treatment apparatus, which is loaded on a hybrid vehicle equipped with a fuel tank and a battery mounted forward of the fuel tank, has a sealing valve for sealing evaporative fuel in the fuel tank. The sealing valve is disposed between the battery and the fuel tank and is arranged above the battery. The evaporative fuel treatment apparatus can prevent fuel leakage from the sealing valve more reliably.
    Type: Application
    Filed: October 27, 2016
    Publication date: May 11, 2017
    Applicants: Mitsubishi Jidosha Engineering Kabushiki Kaisha, Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    Inventors: Kenichi KUNII, Takayuki SANO
  • Patent number: 9574495
    Abstract: A variable compression ratio device for an internal combustion engine includes: a connecting rod, having a small end and a large end, wherein a support hole formed at the small end is pivotally supported by a support shaft of a piston that reciprocates in a cylinder, and a support hole formed at the large end is pivotally supported by a support shaft of a crankshaft; an eccentric sleeve that is rotatably installed between the support hole of the small end or the support hole of the large end and the support shaft, and displaces a center axis of the support hole of the small end or a center axis of the support hole of the large end with respect to a center axis the support shaft; and an actuator that drives and rotates the eccentric sleeve.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: February 21, 2017
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Seiji Matsuda, Hirofumi Higashi, Akira Mikita
  • Patent number: 9485881
    Abstract: An inverter cover for covering an inverter provided in a front space which is formed in front of a vehicle room in a longitudinal direction of the vehicle, by partitioning the vehicle room with a vehicle body panel, includes: a body part for covering an upper face of the inverter; and an extended part extended rearward from the body part so as to be positioned between a connecting part which is provided in a rear part of the inverter and to which a harness is connected, and an edge part which is protruded frontward from the vehicle body panel.
    Type: Grant
    Filed: May 10, 2013
    Date of Patent: November 1, 2016
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Takeo Nagamori, Masaru Ohkado, Katsumi Nishimura, Toshihiko Ando, Shoji Tanizawa
  • Patent number: 8978804
    Abstract: A battery box includes a flange, a side wall and a bottom wall. The flange is connected to an inner peripheral edge of an installation hole formed in a floor panel of a vehicle. The side wall gently continues with the flange, and is extended downward. The bottom wall, has a periphery gently continuing with the side wall, and is formed with at least one open hole in a center of the bottom wall. Seat portions are projected upper than the bottom wall. At least one seat portion is disposed at each both sides of the open hole. A bottom cover closes the open hole. A corner portion gently continues with the side wall and the bottom wall forming curved surface. A center of curvature of the curved surface is set inside a corner of a battery to be placed on the seat portions.
    Type: Grant
    Filed: July 22, 2013
    Date of Patent: March 17, 2015
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Hideo Okada, Hideki Takeuchi
  • Patent number: 8980458
    Abstract: A battery casing for receiving a battery for driving an electric vehicle, including: a tray member made from a resin and supporting the battery; a support member provided under a lower face of the tray member and supporting the tray member from a bottom thereof; a standing wall provided so as to stand in the tray member; and a sheet metal tray member made from a sheet metal and placed on the tray member. The sheet metal tray member includes a plurality of sheet metal recesses that receive the battery and a sheet metal flange placed on an upper face of the standing wall. The standing wall includes a through hole formed through the standing wall in a standing direction of the standing wall. The support member and the sheet metal flange are fastened to the tray member by a sheet metal fastening member provided through the through hole.
    Type: Grant
    Filed: November 9, 2011
    Date of Patent: March 17, 2015
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Hideki Honjo, Weng Leong Loo, Masanori Inagaki, Seiichi Takasaki, Takanori Yamamoto, Takeshi Fujii
  • Patent number: 8869771
    Abstract: A combustion chamber construction includes inlet and exhaust side sloping surfaces. The inlet side sloping surface is formed on one side of a pentroof apex portion as a boundary and which has an inlet port. The exhaust side sloping surface is formed on the other side of the pentroof apex portion as the boundary and which has an exhaust port. A flow improving portion is formed between the inlet port and exhaust port. The flow improving portion includes an inlet flow surface which is formed by recessing part of the inlet side sloping surface and an exhaust side guide surface. One end of the exhaust side guide surface is connected to an exhaust surface of the exhaust side sloping surface and the other end is connected to the inlet flow surface. An angle formed by the inlet flow surface and the exhaust side guide surface is smaller than or equal to an angle formed by the exhaust surface and the exhaust side guide surface.
    Type: Grant
    Filed: August 22, 2011
    Date of Patent: October 28, 2014
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Tomoyuki Muraoka, Shinichi Murata, Shinji Matsumura
  • Patent number: 8855897
    Abstract: An apparatus includes a first switch turned ON in response to depression of a pedal, and OFF in response to depression being released; a second switch that assumes a first state in response to depression of the pedal, and a second state in response to pedal release; and a control unit that determines whether the first switch is in the first state. The control unit starts the engine, if in the first state and if the engine start switch is operated.
    Type: Grant
    Filed: November 10, 2010
    Date of Patent: October 7, 2014
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Takayoshi Kawamoto, Sumiaki Hazama, Takashi Ue, Tadao Ohwaki, Yusuke Nomura
  • Patent number: 8409749
    Abstract: A battery unit comprises a battery case, and a plurality of battery modules stored and held in the battery case. The battery case includes a bottom wall and a partition. The plurality of battery modules are mounted on the bottom wall. The partition is provided and erected on the bottom wall. The partition separates the battery modules adjacent in a second direction traversing a first direction. The first direction is oriented from a first end of the battery case at which an inlet is formed to a second end at which an outlet is formed. The partition extends along a plane where the battery modules face each other in the second direction along the battery modules. The partition is inclined in the extending direction.
    Type: Grant
    Filed: March 31, 2010
    Date of Patent: April 2, 2013
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Haruchika Nishino, Takeshi Ibuki, Seiichi Takasaki
  • Patent number: 8312952
    Abstract: A battery positioning structure reliably positions battery modules on a vehicle chassis even when battery modules have different sizes and heights. The battery positioning structure includes a bracket having at opposite ends not only check plates which are configured to be positioned on a body of the electric vehicle but also locks at opposite side edges of the bracket, the bracket being configured to be attached to outer surfaces of the battery modules and to unite the battery modules, and bands configured to extend across the bracket, and linked to the locks at opposite ends of the bracket. The battery modules and the bracket are positioned on the body of the electric vehicle.
    Type: Grant
    Filed: December 7, 2011
    Date of Patent: November 20, 2012
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Ryoji Taneda, Hiroyasu Suzuki, Yuji Tozuka
  • Patent number: 8282275
    Abstract: There are provided an electrically-conductive connecting plate that connects electrode terminals of a plurality of battery cells; a fastening member that fastens the connecting plate and each of the electrode terminals together; temperature-detecting means that is placed near a fastened portion between the connecting plate and the corresponding electrode terminal which are fastened together with the fastening member, and detects temperature around the fastened portion; and abnormality-judging means that judges abnormality in the battery cells or the fastening member on the basis of temperature detected by the temperature-detecting means.
    Type: Grant
    Filed: May 12, 2010
    Date of Patent: October 9, 2012
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Takayuki Akaboshi, Nobuyuki Kawai, Toshihide Tanaka, Toshiya Shimpo, Shoji Narita
  • Patent number: 8232886
    Abstract: The invention provides a battery management system which can reliably and easily manage a power unit of an electric vehicle. The power unit includes a plurality of battery modules. The battery management system includes: a power source for a motor, the power source being constituted by a plurality of battery modules having battery cells; battery module status sensors mounted on the battery modules on the one to one basis, detecting voltages and temperatures of the battery modules; and a control unit judging statuses of the battery modules on the basis of data detected by the battery module status sensors. The battery module status sensors are mutually connected in series by a communication line for transmitting numbering data, and each battery module status sensor assigning itself with an ID code on the basis of ID information received from an upstream battery module status sensor, and transmitting the ID information as well as the ID code to a downstream battery module status sensor.
    Type: Grant
    Filed: March 14, 2008
    Date of Patent: July 31, 2012
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Nobuyuki Kawai, Toshihide Tanaka, Takayuki Akaboshi, Yasunori Iizuka, Shinichiro Makihara, Kazunori Handa
  • Patent number: 8154159
    Abstract: An electric motor for use in an electric vehicle, the electric motor includes: an inner housing which holds a stator; and an outer housing which defines a space through which cooling water is caused to flow between the inner housing and itself. The inner housing and the outer housing are connected by a plurality of columns disposed in the space.
    Type: Grant
    Filed: August 5, 2009
    Date of Patent: April 10, 2012
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Joji Sakai, Yukihiko Nakagami
  • Patent number: 8091669
    Abstract: A battery positioning structure reliably positions battery modules on a vehicle chassis even when battery modules have different sizes and heights. The battery positioning structure includes a bracket having at opposite ends not only check plates which are configured to be positioned on a body of the electric vehicle but also locks at opposite side edges of the bracket, the bracket being configured to be attached to outer surfaces of the battery modules and to unite the battery modules, and bands configured to extend across the bracket, and linked to the locks at opposite ends of the bracket. The battery modules and the bracket are positioned on the body of the electric vehicle.
    Type: Grant
    Filed: March 14, 2008
    Date of Patent: January 10, 2012
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Ryoji Taneda, Hiroyasu Suzuki, Yuji Tozuka
  • Patent number: 8079435
    Abstract: A battery unit is provided under a floor panel. The battery unit is arranged between a pair of right and left side members. The battery unit is provided with a battery case. The battery case includes a tray member and cover member. Electric components are contained in the battery case. Beam members made of metal are attached to the tray member. Both end portions of these beam members are supported by the side members. The tray member includes a resin and insert members made of metal provided inside the resin. The insert members include metal plates arranged on the front side and rear side of the electric components.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: December 20, 2011
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Seiichi Takasaki, Kei Fujita, Haruchika Nishino
  • Patent number: 8079282
    Abstract: To provide a dual-system switch device for a transmission, using conventional components, without newly preparing a new dual-system switch device, a switch device 1 for a transmission comprises: a main inhibitor switch 11 which is connected to a shift cable 32 moving in accordance with the select position of a shift lever 3 operated by a driver, and which detects the select position of the shift lever in accordance with the movement of the shift cable 32; and a sub-inhibitor switch 13 which is connected to the shift cable 32 via a connecting member, and which detects the select position of the shift lever in accordance with the movement of the shift cable.
    Type: Grant
    Filed: February 18, 2008
    Date of Patent: December 20, 2011
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventor: Masahiro Matsushita
  • Patent number: 8028367
    Abstract: A vehicle wiper apparatus for wiping a windshield glass with a wiper blade includes drive means for reciprocating the wiper blade in an arcuate wiping area, and a first washer fluid spray means, provided on the drive means, for spraying a washer fluid. The first washer fluid spray means sprays the washer fluid onto a area in an upward wiping direction of the wiper blade when the wiper blade is located near its stop position, and sprays the washer fluid onto a area in a downward wiping direction of the wiper blade when the wiper blade is located near its inversion position.
    Type: Grant
    Filed: June 14, 2006
    Date of Patent: October 4, 2011
    Assignees: Mitsubishi Jidosha Engineering Kabushiki Kaisha, Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    Inventors: Hiroaki Makihara, Masayuki Tajima, Hitoshi Hoshino, Tohru Akita, Toshiharu Kamiya
  • Patent number: 7997368
    Abstract: A battery case for containing therein battery modules includes a tray member, cover member, and seal member. The seal member is applied to a joint part between the tray member and cover member. Insert members made of metal are embedded in the resin of the tray member. Each of the insert members is provided with an embedded bolt a threaded part of which protrudes upward, and embedded nuts. The battery case is provided with first fastening sections and second fastening sections. In the first fastening section, a nut member is screwed onto the embedded bolt from above the cover member. In the second fastening section, a bolt member is screwed into the embedded nut from above the cover members.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: August 16, 2011
    Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Mitsubishi Jidosha Engineering Kabushiki Kaisha
    Inventors: Seiichi Takasaki, Takeshi Ibuki, Haruchika Nishino