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. 02, 2003
Filed:
Jul. 27, 2001
Applicant:
Inventor:
Hans-Christian Donner, Karlsfeld, DE;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J 1/532 ; F16C 3/376 ;
U.S. Cl.
CPC ...
F16J 1/532 ; F16C 3/376 ;
Abstract
A bearing seal with a flat elastic sealing lip ( ), positioned between an outer bearing ring ( ) and an inner bearing ring ( ) with an inner sealing edge ( ), sliding circumferentially on the inner bearing ring ( ). One surface of the sealing lip ( ) facing a lubricant space has radial helical paths formed between members ( ) projecting from the surface. The sealing lip slides circumferentially on the inner bearing ring and lubricant flows in the helical paths.