Roof drain overflow sensor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Mar 15, 2012
app pub date -
Sep 14, 2010
filing date -
Sep 14, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An exemplary embodiment providing one or more improvements includes a positive acting sensor which detects the flow of water through a flat roof secondary or emergency roof drain. In embodiments a signal from the sensor is conveyed by a conductor or by wireless means to an alarm box. In embodiments the alarm box provides an audible and or a visual signal indicating a minimal water flow in the secondary drain.
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