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:
Feb. 22, 1977
Filed:
Mar. 20, 1975
Applicant:
Inventors:
Bernard Wasserman, Ridgecrest, CA (US);
William H Thielbahr, Ridgecrest, CA (US);
Assignee:
The United States of America as represented by the Secretary of the Navy, Washington, DC (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C06B / ;
U.S. Cl.
CPC ...
264 / ; 102103 ;
Abstract
A barrier layer made up of a suitable powder interspersed within either a trix of cured propellant binder or a matrix of silicone rubber is interposed between a silicone rubber insulator and a solid propellant grain in a rocket motor to prevent curatives from migrating from the propellant into the silicone rubber layer when the propellant is cast.