Rotary sprinkler with velocity controlling valve
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United States of America Patent
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-
Oct 20, 1998
Grant Date -
N/A
app pub date -
Apr 23, 1996
filing date -
Apr 23, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sprinkler unit comprises a housing having an inlet for connecting to a source of water, a rotating head mounted in an upper end of the housing and including an outlet for distributing a stream of water outward from the housing, a passage connecting the inlet to the outlet, and a pressure responsive inlet valve including a damper mounted in the passage at the inlet, the damper controlling the rate of opening of the valve for controlling flow of fluid through the valve to the nozzle.
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