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:
Sep. 18, 1984
Filed:
May. 14, 1979
Applicant:
Inventors:
Manfred Schlaupitz, Friedrichshafen, DE;
Olaf Jautelat, Friedrichshafen, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B / ;
U.S. Cl.
CPC ...
27723513 ; 277211 ;
Abstract
A flat seal with at least one aperture through which flows a medium to be sealed, particularly for use in the exhaust gas lines of internal combustion engines which are operated at high exhaust gas temperatures; the flat seal thereby consists of a sheet metal member with a coating of a material on the basis of a synthetic fluorine compound and includes at the edge of the aperture a circumferential S-shaped double-corrugation.