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:
Nov. 27, 2001
Filed:
Mar. 20, 2000
Applicant:
Inventor:
Alex Paykin, Buffalo Grove, IL (US);
Assignee:
SKF USA Inc., Elgin, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J 1/532 ; B21D 5/384 ;
U.S. Cl.
CPC ...
F16J 1/532 ; B21D 5/384 ;
Abstract
A fluid seal for installation in a high pressure environment. The seal casing comprises a casing member with an axial flange and a radial flange. The seal includes a rubber lip body and a flex neck section forming a pocket in which a synthetic resinous anti-extrusion insert is trapped. A radial flange of the casing includes on its innermost axial surface a plurality of shallow, spaced apart re-entrant formations, and the anti-extrusion insert in use overlying and covering at least the re-entrant portion of a face of the radial flange.