Patents by Inventor Osamu Torobu

Osamu Torobu 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).

  • Engine with vibration suppression structure
    Patent number: 8720406
    Abstract: There is provided, in one aspect of the present description, an engine. In one example, the engine comprises a cylinder block, a cylinder head, a sheet metal gasket interposed between the block and the head, a first projection projecting outwardly and laterally from a side portion of the block, and a second projection projecting outwardly and laterally from a side portion of the head, the first projection and the second projection facing each other along a coupling surface between the block and the head. The engine further comprises an extension extending from a main body of the sheet metal gasket and located between the first projection and the second projection, and a resilient portion which is provided in the extension, formed resiliently in a direction perpendicular to the coupling surface, and compressed between the first projection and the second projection when the head is fastened on the block.
    Type: Grant
    Filed: November 1, 2010
    Date of Patent: May 13, 2014
    Assignee: Mazda Motor Corporation
    Inventors: Naoyuki Abe, Kazuhiro Tomizawa, Yasushi Nakahara, Kiyonori Nagato, Yasuhiro Sudou, Hiroshi Hosokawa, Yuma Miyauchi, Jun Nishikawa, Osamu Torobu, Hiroyuki Abe, Kazuhiro Matsuoka
  • ENGINE WITH VIBRATION SUPPRESSION STRUCTURE
    Publication number: 20110114056
    Abstract: There is provided, in one aspect of the present description, an engine. In one example, the engine comprises a cylinder block, a cylinder head, a sheet metal gasket interposed between the block and the head, a first projection projecting outwardly and laterally from a side portion of the block, and a second projection projecting outwardly and laterally from a side portion of the head, the first projection and the second projection facing each other along a coupling surface between the block and the head. The engine further comprises an extension extending from a main body of the sheet metal gasket and located between the first projection and the second projection, and a resilient portion which is provided in the extension, formed resiliently in a direction perpendicular to the coupling surface, and compressed between the first projection and the second projection when the head is fastened on the block.
    Type: Application
    Filed: November 1, 2010
    Publication date: May 19, 2011
    Applicant: MAZDA MOTOR CORPORATION
    Inventors: Naoyuki Abe, Kazuhiro Tomizawa, Yasushi Nakahara, Kiyonori Nagato, Yasuhiro Sudou, Hiroshi Hosokawa, Yuma Miyauchi, Jun Nishikawa, Osamu Torobu, Hiroyuki Abe, Kazuhiro Matsuoka