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.
Patent No.:
Date of Patent:
Dec. 09, 2003
Filed:
Feb. 07, 2003
Applicant:
Inventors:
Keiichi Nakamizo, Hyogo, JP;
Shinya Akase, Kobe, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka-fu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M 1/300 ;
U.S. Cl.
CPC ...
F01M 1/300 ;
Abstract
To provide a breathing device for an internal combustion engine, wherein the structure around the check valve is simplified so that the engine as a whole can be manufactured compact, the breathing device includes a check valve ( ) for fluid connecting, a crank chamber ( ) and a rocker arm chamber ( ) in the combustion engine. The check valve ( ) is disposed in a head gasket ( ) that is interposed between a cylinder block ( ) and a cylinder head ( ). The check valve ( ) is in the form of a reed valve separate from the head gasket ( ) and is supported by the head gasket ( ) by means of a rivet ( ).