Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2006-08-14
2008-12-02
La, Anh V (Department: 2612)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S606000, C137S001000, C137S039000, C137S624110, C251S129040, C251S315010
Reexamination Certificate
active
07460013
ABSTRACT:
A remotely-actuated residential water supply cut-off system is disclosed. A remotely-actuated cut-off valve interposed in a residential water line downstream of a pressure-reducing valve. An electronic actuator is mounted on the cut-off valve and is remotely actuated to drive a DC motor in a clockwise or counterclockwise direction to open or close the cut-off valve in response to a received signal. The electronic actuator includes a transceiver, a microcontroller and a motor. The microcontroller drives the motor to open or close the valve in response to a wireless signal received by the transceiver. A handheld transceiver unit sends a signal to the actuator to open or close the cut-off valve, or operate in automatic mode.
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Osborne Charles Agnew
Poole Barbara W.
Wade Donavan E.
Williams Clarence E.
La Anh V
Womble Carlyle Sandridge & Rice PLLC
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