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:
Jul. 20, 1976
Filed:
Jan. 31, 1974
Applicant:
Inventors:
Friedhelm Stecher, Burscheid, DT;
Josef Fazekas, Wermelskirchen, DT;
Paul Johren, Dortmund-Horde, DT;
Martin Morsbach, Hilgen, DT;
Assignee:
Goetzewerke-Friedrich Goetze AG, Burscheid, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
2772 / ; 2772 / ;
Abstract
A cylinder head gasket for internal combustion engines comprises at least one layer of a soft material having pores which are enriched with an impregnating agent and edges which are bordered by a casing. The pores of the soft material underneath the flange are kept free of impregnating agent.