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:
Apr. 26, 1988
Filed:
Jun. 23, 1986
Applicant:
Inventors:
George S Polan, North Wales, PA (US);
Hermann R Glinecke, Morrisville, NJ (US);
Assignee:
Central Sprinkler Corp., Lansdale, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A62C / ;
U.S. Cl.
CPC ...
169 38 ; 116216 ; 206822 ;
Abstract
A sprinkler head having a body portion with a fluid outlet port closed by a valve member retained in the closed position by a bulb of frangible material having three or more planar sides of uniform thickness and containing a heat-expansible fluid, the end of the bulb remote from the valve being supported by a deflector plate formed as part of a vertically adjustable three strut yoke depending from said body portion.