Quick response glass bulb sprinkler

Details Quick response glass bulb sprinkler Quick response glass bulb sprinkler

1986-06-23

1988-04-26

Peters, Jr., Joseph F.

Fire extinguishers

Sprinkler heads

Collapsible strut

116216, 206822, A62C 3714

Patent

active

047398353

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.

REFERENCES:
patent: Re16132 (1925-08-01), Loepsinger
patent: 1733701 (1929-10-01), Taylor
patent: 4609047 (1986-09-01), Pieczykolan
patent: 4619327 (1986-10-01), Pieczykolan
patent: 4648459 (1987-03-01), Pieczykolan
patent: 4657085 (1987-04-01), Jacobsen

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