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. 15, 1997
Filed:
Aug. 17, 1995
Applicant:
Inventors:
Rainer Martsfeld, Ludwigshafen, DE;
Rolf Vogt, Oftersheim, DE;
Thomas Kuhlmann, Heidelberg, DE;
Hanno Wentzler, Weinheim, DE;
Assignee:
Firma Carl Freudenberg, Weinheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01L / ;
U.S. Cl.
CPC ...
73706 ; 73726 ;
Abstract
A seal comprising two rings is disclosed. A sensor or signal generator is immovably affixed to the polymeric member of one of the rings. In one embodiment, the other of the rings includes a corresponding sensor or signal generator, depending on which of these types of elements is affixed to the first ring, that is immovably affixed to the second ring.