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:
Apr. 21, 1992
Filed:
Jun. 25, 1990
Applicant:
Inventors:
Thomas J Justus, Prospect Heights, IL (US);
Ching-Ho Chen, Barrington, IL (US);
Assignee:
Fel-Pro Incorporated, Skokie, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
2772 / ; 2772 / ; 298883 ;
Abstract
A head gasket for an automotive engine having an elongated gasket body comprising a metallic core having upper and lower surfaces, with a plurality of spaced generally circular combustion openings defined by the gasket body. A metallic fire ring is disposed in each combustion opening adjacent the peripheral edge of said combustion opening. A plurality of pairs of stakes displaced radially from the upper and lower surfaces of the fire ring overlying and underlying the metallic core floatingly support the fire rings in the associated combustion openings. A method of making such a head gasket is also disclosed.