Patents by Inventor Akihiko Tsuchikiri

Akihiko Tsuchikiri 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).

  • Patent number: 7735347
    Abstract: An ignition switch device is provided with a switch having a key hole allowing a regular ignition key K to be inserted thereinto, and capable of being rotationally operated in a predetermined direction with the ignition key K inserted to start and stop an engine of an industrial machine, a case covering the switch and formed with an insertion hole allowing the key hole to face the outside, and a main guide shape composed of a groove having a V-shaped cross-section, which is formed on the surface of the case, and extending toward the insertion hole to allow the tip Ka of the ignition key K to be guided to the key hole.
    Type: Grant
    Filed: May 28, 2008
    Date of Patent: June 15, 2010
    Assignees: Asahi Denso Co., Ltd., Kubota Corporation
    Inventors: Akihiko Tsuchikiri, Takehiro Sakai, Masaki Ueda, Keisuke Miura, Hiroshi Kawanami, Ikuhiro Uotani, Yoshiaki Miyahara, Tadayoshi Umemoto
  • Patent number: 7707863
    Abstract: An ignition switch device is provided with a switching device 2 having a key hole 2a, and capable of being rotationally operated in a predetermined direction with an ignition key K inserted to start and stop the engine of an industrial machine, a case 3 covering the switching device 2 and formed with an insertion hole 3b allowing the key hole 2a to face the outside, a shutter 4 rotatable between a closed position where the insertion hole 3b of the case 3 is closed, and an open position where the insertion hole 3b is opened to allow the key hole 2a to face outside, and a protruding portion 7 formed within the range of rotation of the shutter 4 while protruding from the surface 3a of the case 3 and whose protruding end contacts the rear surface 4b of the shutter 4 while the shutter 4 rotates.
    Type: Grant
    Filed: May 28, 2008
    Date of Patent: May 4, 2010
    Assignees: Asahi Denso Co., Ltd., Kubota Corporation
    Inventors: Akihiko Tsuchikiri, Takehiro Sakai, Masaaki Ueda, Keisuke Miura, Hiroshi Kawanami
  • Patent number: 7591159
    Abstract: An ignition switch device is provided with a switch having a key hole, and capable of being rotationally operated in a predetermined direction with an ignition key inserted to start and stop the engine of an industrial machine, a case covering the switch and formed with an insertion hole allowing the key hole to face the outside, a shutter rotatable between a closed position where the insertion hole of the case is closed, and an open position where the insertion hole is opened to allow the key hole to face outside, and a gutter formed on the surface of the case, and extending toward an outer end of the case while a base end communicates with the insertion hole.
    Type: Grant
    Filed: May 28, 2008
    Date of Patent: September 22, 2009
    Assignees: Asahi Denso Co., Ltd., Kubota Corporation
    Inventors: Akihiko Tsuchikiri, Takehiro Sakai, Masaaki Ueda, Keisuke Miura, Hiroshi Kawanami
  • Publication number: 20080296468
    Abstract: An ignition switch device is provided with a switching means 2 having a key hole 2a, and capable of being rotationally operated in a predetermined direction with an ignition key K inserted to start and stop the engine of an industrial machine, a case 3 covering the switching means 2 and formed with an insertion hole 3b allowing the key hole 2a to face the outside, a shutter 4 rotatable between a closed position where the insertion hole 3b of the case 3 is closed, and an open position where the insertion hole 3b is opened to allow the key hole 2a to face outside, and a protruding portion 7 formed within the range of rotation of the shutter 4 while protruding from the surface 3a of the case 3 and whose protruding end contacts the rear surface 4b of the shutter 4 while the shutter 4 rotates.
    Type: Application
    Filed: May 28, 2008
    Publication date: December 4, 2008
    Applicants: ASAHI DENSO CO., LTD., KUBOTA CORPORATION
    Inventors: Akihiko TSUCHIKIRI, Takehiro SAKAI, Masaaki UEDA, Keisuke MIURA, Hiroshi KAWANAMI
  • Publication number: 20080295552
    Abstract: An ignition switch device 1 is provided with a switching means 2 having a key hole 2a allowing a regular ignition key K to be inserted thereinto, and capable of being rotationally operated in a predetermined direction with the ignition key K inserted to start and stop an engine of an industrial machine, a case 3 covering the switching means 2 and formed with an insertion hole 3b allowing the key hole 2a to face the outside, and a main guide shape 5 composed of a groove having a V-shaped cross-section, which is formed on the surface 3a of the case 3, and extending toward the insertion hole 3b to allow the tip Ka of the ignition key K to be guided to the key hole 2a.
    Type: Application
    Filed: May 28, 2008
    Publication date: December 4, 2008
    Applicants: ASAHI DENSO CO., LTD., KUBOTA CORPORATION
    Inventors: Akihiko TSUCHIKIRI, Takehiro SAKAI, Masaaki UEDA, Keisuke MIURA, Hiroshi KAWANAMI, Ikuhiro UOTANI, Yoshiaki MIYAHARA, Tadayoshi UMEMOTO
  • Publication number: 20080295553
    Abstract: An ignition switch device is provided with a switching means 2 having a key hole 2a, and capable of being rotationally operated in a predetermined direction with an ignition key K inserted to start and stop the engine of an industrial machine, a case 3 covering the switching means 2 and formed with an insertion hole 3b allowing the key hole 2a to face the outside, a shutter 4 rotatable between a closed position where the insertion hole 3b of the case 3 is closed, and an open position where the insertion hole 3b is opened to allow the key hole 2a to face outside, and a gutter 8 formed on the surface 3a of the case 3, and extending toward an outer end of the case 3 while a base end communicates with the insertion hole 3b.
    Type: Application
    Filed: May 28, 2008
    Publication date: December 4, 2008
    Applicants: ASAHI DENSO CO., LTD., KUBOTA CORPORATION
    Inventors: Akihiko Tsuchikiri, Takehiro Sakai, Masaaki Ueda, Keisuke Miura, Hiroshi Kawanami
  • Patent number: 7411141
    Abstract: A combination switch includes a combination switch body 1 fixed to a steering column of a vehicle, an operating lever 2 swingably mounted on the combination switch body 1, and a wiper switch for operating a wiper of the vehicle in accordance with a swing movement of the operating lever 2 relative to the combination switch body 1. An A/C switch 4, a fan switch 5 and a temperature control dial 6 for operating an air-conditioner are mounted on the operating lever 2.
    Type: Grant
    Filed: March 17, 2005
    Date of Patent: August 12, 2008
    Assignee: Asahi Denso Co., Ltd.
    Inventors: Akihiko Tsuchikiri, Yujiro Mizuguchi
  • Publication number: 20060207864
    Abstract: A combination switch includes a combination switch body 1 fixed to a steering column of a vehicle, an operating lever 2 swingably mounted on the combination switch body 1, and a wiper switch for operating a wiper of the vehicle in accordance with a swing movement of the operating lever 2 relative to the combination switch body 1. An A/C switch 4, a fan switch 5 and a temperature control dial 6 for operating an air-conditioner are mounted on the operating lever 2.
    Type: Application
    Filed: March 17, 2005
    Publication date: September 21, 2006
    Inventors: Akihiko Tsuchikiri, Yujiro Mizuguchi