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:
Sep. 01, 2020
Filed:
Dec. 13, 2017
Applicant:
Raytheon Company, Waltham, MA (US);
Inventors:
Michael Brennan, McKinney, TX (US);
Gray Fowler, Allen, TX (US);
Assignee:
Raytheon Company, Waltham, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02K 9/97 (2006.01); F02K 9/40 (2006.01);
U.S. Cl.
CPC ...
F02K 9/974 (2013.01); F02K 9/40 (2013.01); F02K 9/97 (2013.01); F02K 9/972 (2013.01); F02K 9/978 (2013.01); F05D 2220/80 (2013.01); F05D 2230/30 (2013.01); F05D 2250/283 (2013.01); F05D 2260/231 (2013.01); F05D 2300/133 (2013.01); F05D 2300/17 (2013.01); F05D 2300/224 (2013.01); F05D 2300/226 (2013.01);
Abstract
A rocket throat insert including an annular body having a radially inner annular wall portion and a radially outer annular portion. The inner wall portion has a contoured radially inner surface defining a nozzle throat. The outer portion includes an annular buttressing structure supporting the inner wall portion and defining one or more insulation gaps arranged annularly around the inner wall portion. The insulation gaps restrict the radial flow of heat through the annular body.