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:
Dec. 22, 1998
Filed:
Jul. 15, 1996
Applicant:
Inventors:
Erwin Germann, Aichach, DE;
Lothar Neureuter, Friedberg, DE;
Hans-Henning Zutz, Wermelskirchen, DE;
Hans-Jurgen Veutgen, Burscheid, DE;
Assignee:
A E Goetze GmbH, Burscheid, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277406 ; 277940 ;
Abstract
In a slide ring seal assembly having slide rings comprised of a casting material for running gears of track-laying vehicles and construction machinery, the improvement being slide rings composed of a gray cast iron alloy having a pearlitic matrix structure having lamellar separation of graphite therein, having a hardness value of at least 110 HRB, and being composed of: