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:
May. 04, 1982
Filed:
Sep. 27, 1979
Applicant:
Inventors:
Arthur W Chesterton, Prides Crossing, MA (US);
Edgar R Bernier, Nashua, NH (US);
Assignee:
A. W. Chesterton Company, Stoneham, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277124 ; 277D / ;
Abstract
A packing assembly comprises a plurality of adjacent solid, compressible, non-resilient, low friction packing rings having cylindrical sealing surfaces forming a continuous sealing surface along the shaft and each solid ring having a pair of converging generally radially extending walls thereby defining a space between the adjacent walls of each pair of adjacent rings and resilient rings in the space between adjacent solid rings.