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. 12, 1985
Filed:
Nov. 03, 1983
Applicant:
Inventors:
William H Alexander, Houston, TX (US);
Roy R Dare, Houston, TX (US);
Assignee:
Vapor Corporation, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
251315 ; 251317 ; 251363 ;
Abstract
A high pressure ball valve including a valve body with inlet and outlet ports, a ball having a passageway therethrough disposed between the ports, and seats between the ball and the ports guidably supporting the ball. Each seat includes a core of polyethersulphone having a ball engaging face with the same radius as the ball, a metal reinforcing ring, and elastomeric seals bonded to the ball engaging face and the face that seats in the valve body.