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:
Jan. 17, 1984
Filed:
Jan. 20, 1983
Applicant:
Inventor:
Joseph Antonini, Chicago, IL (US);
Assignee:
Dana Corporation, Toledo, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277153 ; 277134 ; 277166 ; 277 50 ;
Abstract
An oil seal assembly 10 of the type including a structural metallic outer casing 12 includes a resilient guard 30 for protection of a sealing element 18 bonded to the structural casing. In a preferred form the guard is formed of a resilient, non-metallic inert material, preferably polypropylene, and is supported axially within the outer casing by mechanical interference. Also in the preferred form the sealing element includes both particulate and fluid shaft contact lips 20,22.