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:
Dec. 13, 1977
Filed:
Mar. 19, 1976
Applicant:
Inventor:
Marvin H Grove, Houston, TX (US);
Assignee:
M & J Valve Company, Houston, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
251174 ; 251327 ; 251328 ;
Abstract
A fluid control valve of the short gate type having means for maintaining a minimum spacing between the seat rings when the gate is moved to open position. The means makes use of two spreader members that can be readily installed as the valve is assembled.