Quick response glass bulb sprinkler
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 26, 1988
Grant Date -
N/A
app pub date -
Jun 23, 1986
filing date -
Jun 23, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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Cited Art Landscape
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