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:
Sep. 01, 1986
Filed:
Apr. 10, 1985
Applicant:
Inventor:
George S Pieczykolan, North Wales, PA (US);
Assignee:
Central Sprinkler Corporation, Lansdale, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A62C / ;
U.S. Cl.
CPC ...
169 37 ;
Abstract
A quick release valve for a sprinkler head wherein a thermal compressive element is supported by a Belleville spring and a seal cap diverts fluid pressure to the spring periphery.