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:
Feb. 20, 1990
Filed:
May. 02, 1989
Applicant:
Inventors:
Chester A Sable, Rancho California, CA (US);
Lawrence V Maldarelli, Tustin, CA (US);
Henry Church, Whittier, CA (US);
Roy Graboff, Granada Hills, CA (US);
Assignee:
Anthony Industries, Inc., City of Commerce, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ; F16K / ; F16K / ;
U.S. Cl.
CPC ...
137433 ; 137449 ; 13751629 ; 251332 ; 251333 ; 251900 ;
Abstract
Valve assemblies having a valve seat with a conical surface for causing an included O-ring to roll upon and wedge against the conical surface for closing the port when a spherical valve member is forced against the O-ring.