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. 25, 1983
Filed:
Dec. 01, 1980
Applicant:
Inventors:
Thomas R Bishop, Houston, TX (US);
Archie W Peil, Houston, TX (US);
Assignee:
Bowen Tools, Inc., Houston, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277-1 ; 277152 ; 277165 ; 285110 ; 166 99 ;
Abstract
A new and improved seal for an overshot and method for doing same wherein the seal includes a seal ring body mounted with the overshot, the seal ring body having a first and second sealing lip formed therewith and extending inwardly into the bore of the overshot, with the first sealing lip for initially engaging the tubular member to reduce fluid flow therebetween and the second sealing lip, spaced above the first sealing lip, for establishing a fluid-tight relation between the second sealing lip and the tubular member for preventing fluid flow therebetween.