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:
Oct. 20, 1981
Filed:
Mar. 21, 1980
Applicant:
Inventor:
Walter E Allen, Prospect, CT (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
251 30 ; 92102 ; 9210 / ; 251 45 ;
Abstract
A solenoid operated valve with a primary diaphragm type valve member controlled in accordance with the fluid pressure on opposite sides thereof and a solenoid operated pilot valve having a fixed axially extending pilot valve outlet tube extending through a central opening in the diaphragm valve member and operable for selectively referencing the fluid pressure on one side of the diaphragm with the valve outlet pressure.
Allen, Walter. (1981). Solenoid operated valve (U.S. Patent No. 4295631). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4295631
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile