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:
Jul. 31, 2007
Filed:
Nov. 22, 2002
Applicant:
Yoshihiro Koyanagi, Kashiwara, JP;
Inventor:
Yoshihiro Koyanagi, Kashiwara, JP;
Assignee:
Kashiwara, Seitai Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 15/14 (2006.01); B65D 30/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is a mounting structure of an open/close valve in a sealed body, wherein the open/close valvemounted in the sealed body comprising soft resin sheets and allowing air to be filled therein is stuck on one sheet constituting the expansion partof the sealed body and is not stuck on the other sheet. Even when the expansion partis filled with air, the open/close valveis always fitted closely to the sheet constituting the expansion part, whereby the open/close valvemay not wrinkle and air may not leak through an air passage of the open/close valve