Residental sprinkler arrangement
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 21, 2001
Grant Date -
N/A
app pub date -
May 23, 2000
filing date -
May 23, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
In the particular embodiment disclosed in the specification, a sprinkler has a sprinkler body with a passage having an orifice providing a K factor of about 3 to 6 which is normally closed by a cap retained in position by a glass bulb thermally responsive element. A deflector spaced from the orifice and supported from the sprinkler body by a pair of frame arms has a circumferential array of tines separated by radial slot-like openings and two openings located in the plane in the frame arms have a length greater than that of the other slot-like openings while four openings located at 45.degree. to the plane of the frame arms are shorter than the other openings. The openings in the plane of the frame arms have a width of about 25% to 75% of the width of the frame arms adjacent to the deflector and a root diameter of about 150% to 300% of the width of the frame arms adjacent to the deflector.
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