The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 13, 2014

Filed:

Nov. 01, 2010
Applicants:

Naoyuki Abe, Hiroshima, JP;

Kazuhiro Tomizawa, Hiroshima, JP;

Yasushi Nakahara, Higashihiroshima, JP;

Kiyonori Nagato, Otake, JP;

Yasuhiro Sudou, Iwakuni, JP;

Hiroshi Hosokawa, Hiroshima, JP;

Yuma Miyauchi, Hiroshima, JP;

Jun Nishikawa, Hiroshima, JP;

Osamu Torobu, Hiroshima, JP;

Hiroyuki Abe, Hiroshima, JP;

Kazuhiro Matsuoka, Hiroshima, JP;

Inventors:

Naoyuki Abe, Hiroshima, JP;

Kazuhiro Tomizawa, Hiroshima, JP;

Yasushi Nakahara, Higashihiroshima, JP;

Kiyonori Nagato, Otake, JP;

Yasuhiro Sudou, Iwakuni, JP;

Hiroshi Hosokawa, Hiroshima, JP;

Yuma Miyauchi, Hiroshima, JP;

Jun Nishikawa, Hiroshima, JP;

Osamu Torobu, Hiroshima, JP;

Hiroyuki Abe, Hiroshima, JP;

Kazuhiro Matsuoka, Hiroshima, JP;

Assignee:

Mazda Motor Corporation, Hiroshima, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B 75/22 (2006.01); F02F 7/00 (2006.01); F02B 67/00 (2006.01); F02F 11/00 (2006.01);
U.S. Cl.
CPC ...
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.


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