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. 18, 1989
Filed:
Dec. 23, 1987
Applicant:
Inventors:
Paul E Gallo, Berwyn, IL (US);
James H Larsen, Brookfield, IL (US);
Mary K Jurczyk, Berwyn, IL (US);
Assignee:
Dana Corporation, Toledo, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
2772 / ; 277-1 ; 277166 ; 2772 / ;
Abstract
A gasket formed from a perforated core sheet having a first facing layer formed from a material having a relatively high degree of thermal conductivity on one side thereof and a second facing layer formed from a relatively compressible, non-asbestos gasket material on an opposite side thereof. The facing layers are attached to the core by mechanical retaining means. The retaining means can be formed as a pair of opposed tangs on opposite sides of each perforation in the core or as a dome-shaped structure having an aperture formed in an end thereof.