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:
Jan. 28, 2003
Filed:
Jul. 12, 2001
Applicant:
Inventors:
Tatsuo Tsutsui, Kanagawa, JP;
Akira Yanagawa, Yokohama, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65D 8/314 ;
U.S. Cl.
CPC ...
B65D 8/314 ;
Abstract
A gas ejection valve includes a valve casing including first and second blocks that cooperate to define a holder groove and have a first mating face formed with an annular space, an inner peripheral seal ring disposed on the inner periphery of the valve casing to be in close contact with the outer periphery of a valve pin and being received in the holder groove, and an auxiliary seal ring received in the annular space for preventing communication between the inside of the gas container and the holder groove.