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. 12, 2011
Filed:
Apr. 11, 2008
Applicant:
Tetsuhiko Hara, Nagano, JP;
Inventor:
Tetsuhiko Hara, Nagano, JP;
Assignee:
Nidec Sankyo Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 31/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
A valve element opening/closing device may include a main body formed with a space, an inflow pipe and an outflow pipe which are connected to the main body, a valve element for opening and closing a flow passage, and a drive part for driving the valve element to open and close the flow passage. The valve element may be arranged on an inflow pipe side with respect an opening of the main body to which the inflow pipe is connected. The valve element is preferably arranged within the inflow pipe.