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:
Oct. 08, 1991
Filed:
May. 07, 1990
Applicant:
Inventors:
Francois Brault, Paris, FR;
Alain Jaunet, Montigny Les Cormeilles, FR;
Marc Mendowski, Beaumont Sur Oise, FR;
Assignee:
Olaer Industries, Beaumont sur Oise, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01B / ; F16J / ; F16L / ;
U.S. Cl.
CPC ...
92 92 ; 92 96 ; 92 99 ; 9210 / ; 9210 / ; 138 30 ; 220 / ;
Abstract
A pressure vessel contains a flexible separator comprising three layers, an outer layer, an inner layer and an intermediate layer which is at least partly impermeable to gases. The intermediate layer comprises a metal film. A particular application of the pressure vessel is to braking circuits.