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:
Aug. 30, 2011
Filed:
Jun. 06, 2005
Hiroshi Imai, Gyoda, JP;
Koichi Abe, Gyoda, JP;
Hiroshi Imai, Gyoda, JP;
Koichi Abe, Gyoda, JP;
Surpass Industry Co., Ltd., Saitama, JP;
Abstract
The object is to provide a seal ring for a plug, which, when used in a plug cap, can be used regardless of kind of chemical liquid and has no possibility of damaging a seal surface of the plug in tightening the plug cap. The seal ring is placed in the plug cap installed on the plug having a liquid path and/or a gas path, and the seal ring achieves liquid sealing and/or gas sealing of the plug. The seal ring () has on its upper surface an edge seal section (), on its inner surface a surface seal section (), and on its outer surface a projection section () engaging with a ring engagement section () formed on the inner surface of the plug cap.