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:
Mar. 31, 1981
Filed:
Dec. 26, 1979
Applicant:
Inventors:
Gerard A Scremin, Lyons, FR;
Nino F Urbano, Oullins, FR;
Assignee:
Application des Gaz, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
251339 ; 251353 ; 222322 ; 222501 ;
Abstract
A valve intended in particular for closing a container of fluid under pressure, more particularly gas in the liquid and/or gaseous phase, which comprises a seat, a movable sealing valve member mounted so as to bear elastically against the said seat, an elastic element forming a spring and having a fixed portion, and another movable portion supporting the said movable valve member, is characterized in that the elastic element is a spring having a shape permitting axial and radial retraction of the movable valve member in relation to the seat.