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:
Aug. 09, 1977
Filed:
Oct. 04, 1976
Applicant:
Inventors:
Kenneth Ray Albertson, Salt Lake City, UT (US);
Gerald Helmut Beck, Salt Lake City, UT (US);
Assignee:
Parker-Hannifin Corporation, Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
2771 / ; 277185 ; 277221 ; 277227 ;
Abstract
A composite packing comprising a first ring positioned between a pair of other rings, the rings being of deformable material but with the first ring being more readily deformable than the pair of rings, each of the pair of rings having an undercut recess facing the first ring, and the first ring having axial extensions projecting into the undercut recesses for holding the rings together as a unitary assembly.