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:
Mar. 01, 2011
Filed:
Jul. 18, 2008
Applicant:
Tsuneo Ishigaki, Tsukubamirai, JP;
Inventor:
Tsuneo Ishigaki, Tsukubamirai, JP;
Assignee:
SMC Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16K 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gate valve includes a valve plate for opening and closing a gas passageway, and an air cylinder and a shaft for linearly moving the valve plate between a main housing portion and a storage housing portion of a housing, and the air cylinder is arranged on the first lateral surface side of the housing in parallel with a moving direction of the valve plate, and the shaft is arranged so as to overlap with the valve plate in parallel with the moving direction. A tip end of the shaft is coupled with the valve plate at a position situated near a front end portion in the moving direction thereof.