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:
Nov. 20, 1990
Filed:
Jul. 07, 1988
Applicant:
Inventor:
Gerard Scremin, Pinel, FR;
Assignee:
Application Des Gaz, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B67D / ;
U.S. Cl.
CPC ...
222-3 ; 222325 ; 2224021 ; 22240214 ; 22240225 ; 137322 ; 220-3 ; 126 52 ; 251333 ; 251339 ; 431142 ; 431344 ;
Abstract
The present invention relates to a valve and container provided with such a valve, which can be used with portable apparatus using fuel gas, normally operating with piercable cartridges. The valve according to the invention is characterized by the presence of a concave surface on the top of the axial boss of the cup. The corresponding transverse seal assumes the same concave shape as the top of the boss.