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. 09, 2002
Filed:
Jul. 11, 1997
Applicant:
Inventors:
Hans Reinhardt, Weinheim, DE;
Rolf Vogt, Oftersheim, DE;
Assignee:
Carl Freudengerg, Weinheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 1/532 ;
U.S. Cl.
CPC ...
F16J 1/532 ;
Abstract
A radial shaft-sealing ring with a sealing ( ) ring made of a polymer with sealing properties, rubber for example. The sealing ring has at least one lip ( ) that rests on the shaft ( ) against a backing ring ( ) at the side not subject to pressure. The lip is permanently fastened to a reinforcing ring ( ). The cross-section of the reinforcing ring in accordance with the invention is L shaped with at least one wall that extends radially inward and rests against and partly covers the backing ring.