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. 29, 1977
Filed:
Jul. 01, 1976
Applicant:
Inventors:
Jean H Hasquenoph, Lagny-sur-Marne, FR;
Pierre Fernand Coutin, Paris, FR;
Assignee:
R. Alkan & Cie, Valenton, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64D / ;
U.S. Cl.
CPC ...
2441 / ; 89 / ; 13750523 ; 294 / ;
Abstract
This pressure control device, more particularly for use in pyrotechnical load ejectors of the type used for jettisoning loads on aircrafts, comprises an easily detachable block consisting of a main body and of detachable component elements secured to the main body, the latter comprising a bore for the sliding mounting of a spool valve urged by a return spring for automatically limiting the downstream pressure delivered to the pyrotechnical impellers mounted in cavities of the main body, other component elements secured laterally to the body permitting when removed an easy access to the gas passages for cleaning purposes.