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. 28, 1984
Filed:
Nov. 17, 1983
Applicant:
Inventor:
David W Okey, Downers Grove, IL (US);
Assignee:
IML Corporation, Elk Grove Village, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
4283177 ; 4283191 ; 4284735 ;
Abstract
A composite for use in vibration damping and thermal insulation in aerospace applications formed from a core of a foamed polyimide, with a backing layer bonded to one face of the core. This backing layer to include a thin meal foil bonded to the core with a visco-elastic adhesive. Composite provides superior damping and lower weight and significantly improved fire safety compared with existing products.