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:
Mar. 31, 1981
Filed:
Dec. 13, 1978
Applicant:
Inventor:
Douglas A Cather, Jr, Gastonia, NC (US);
Assignee:
Garlock Inc., Longview, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277152 ; 277D / ;
Abstract
A shaft seal with a polytetrafluoroethylene-lined lip having the following dimensional criteria thus providing sufficient retraction to effect positive sealing against a smaller diameter shaft section after installation and stretching over a larger diameter shaft section: