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:
Jun. 16, 1992
Filed:
Feb. 13, 1990
Applicant:
Inventors:
Thomas O Zurfluh, Evanston, IL (US);
Donald J McDowell, Riverside, IL (US);
Assignee:
Fel-Pro Incorporated, Skokie, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; F16J / ;
U.S. Cl.
CPC ...
156220 ; 156222 ; 156278 ; 156253 ; 1563073 ; 1563077 ; 277228 ; 2772 / ; 2772 / ; 428465 ; 428466 ;
Abstract
A laminated gasket assembly and method of making same is disclosed. The laminated gasket assembly comprises first and second sheets, each having a thin metallic layer having a thin elastomeric coating on at least one major surface, and an elastomeric layer interposed between, and joining, the sheets, with first and second thin elastomeric coatings facing outwardly in opposite directions. The gasket assembly defines at least one elevated pressure service opening therethrough. The sheets and layers are laminated and define an embossment around a service opening, with the elastomeric layer being conformed to the embossment.