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. 05, 1994
Filed:
Sep. 25, 1992
Applicant:
Inventor:
Alex Paykin, Skokie, IL (US);
Assignee:
SKF USA Inc., Elgin, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277153 ; 2771 / ; 277227 ;
Abstract
A fluid seal assembly for use in high pressure sealing applications. The assembly includes a seal with a rigid casing having a radial casing flange and an elastomeric seal body bonded to the casing. The assembly also includes an annular lip reinforcing ring, made from a low friction material. The ring has a trapezoidal cross-section with an inner cylindrical surface closely spaced from the shaft to be sealed, an outer end face directly contacting the inner end face of the casing flange, and a beveled surface engaging and supporting an air side surface of the elastomertc seal body.