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:
Apr. 19, 1994
Filed:
Dec. 23, 1992
Applicant:
Inventors:
Jean-Pierre Frehaut, Versailles, FR;
Daniel Wisshaupt, Orleans La Source, FR;
Assignee:
Thomson-Brandt Armements, La Ferte Saint Aubin, FR;
Primary Examiner:
Int. Cl.
CPC ...
F01B / ; B64D / ;
U.S. Cl.
CPC ...
89-114 ; 60637 ; 60638 ;
Abstract
The invention that relates to a pyrotechnic actuator in which the movement of the piston is damped. The actuator includes a body, a piston, a pyrotechnic material combustion chamber and a counter pressure chamber. The actuator also includes at least one intermediate compression chamber located between the combustion chamber and the end of the piston, with the intermediate compression chamber connected to the combustion chamber by a hole.