Sprinkler head
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 18, 1986
Issued Date -
N/A
app pub date -
Sep 18, 1985
filing date -
Jul 18, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sprinkler head includes a nozzle, a frame and a rigid mechanical fusible link assembly positioned between the frame and a closure plug or cap. An annular, normally concave spring is disposed between the cap and the nozzle. The spring creates a force which throws the link assembly clear of the head upon actuation.
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Cited Art Landscape
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