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:
Apr. 27, 2010
Filed:
Jul. 20, 2006
Hiroki Yamamoto, Tokyo, JP;
Tatsushi Ogawa, Tokyo, JP;
Yasunori Aihara, Tokyo, JP;
Max Co., Ltd., Tokyo, JP;
Abstract
A striking cylinderis disposed within a body. A main air chamberfor reserving compressed air therein is disposed at an outside of the striking cylinder. A cylinder capfor covering the striking cylinderand the main air chamberis fixed at an upper portion of the body. A lower portion of a cylindrical head valve, which opens and closes the main air chamberand the striking cylinderand is configured in a manner that upper and lower external diameters thereof are the same, is disposed at an outside of the striking cylinder. A cylindrical inner walland a cylindrical outer wallare integrally formed at a lower surface of the cylinder cap. A piston stopfor defining a top dead center of a striking pistonis provided at an inside of the cylindrical inner wall. The head valveis slidably provided between the cylindrical inner walland the cylindrical outer wall
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile