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:
Oct. 11, 2005
Filed:
Dec. 04, 2003
Applicants:
Kenzo Oba, Tochigi, JP;
Takeshi Ueki, Tochigi, JP;
Morihito Ichizuki, Tochigi, JP;
Inventors:
Assignee:
Showa Corporation, Saitama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K015/04 ;
U.S. Cl.
CPC ...
Abstract
A relief valve is provided with an elastic body seal sealed into an annular gap between a ball receiver and a valve hole, and is slidably in contact with an inner periphery of the valve hole such that the elastic body seal is not compressed in an axial direction of the ball receiver.