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:
Aug. 05, 1997
Filed:
Jun. 16, 1995
Applicant:
Inventors:
Wesley L Holman, Renton, WA (US);
Frederick L Knoll, Kent, WA (US);
Assignee:
The Boeing Company, Seattle, WA (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428 68 ; 29432 ; 294551 ; 112420 ; 112441 ; 138149 ; 428 70 ; 428 74 ; 428 76 ; 428920 ; 442 10 ; 442 13 ; 442271 ; 442326 ;
Abstract
An insulating blanket for a bulkhead in an engine nacelle comprises a fabric backing layer, a central insulating core, a ceramic precursor-impregnated hot-side fabric layer and, as required, erosion-preventing wire mesh. The backing layer comprises a fiberglass fabric. The insulating core comprises a ceramic felt. The hot side layer comprises one or more layers of resin-impregnated fiber glass fabric. The blanket is precured to provide a predetermined geometric shape.