Patent ID: 6189163
Filing Date: 2001-02-20
Classification: E03C,E03D,Y10T

Abstract:
A device for automatically controlling flow of water in a wash fountain through each water nozzle of a series of water nozzles connected to separate water valves, said device comprising in combination:(a) each sensor of a series of sensors assigned to one nozzle of said series of nozzles for sensing the presence of a user in close proximity to the respective nozzle of said series of nozzles and for generating a presence signal upon sensing the presence of a user;(b) a control unit for generating a control signal upon receipt of a presence signal from one sensor of said series of sensors and for transmitting said control signal to valve actuation means adapted to open the water valve of the nozzle assigned to said sensor generating said presence signal in response to receipt of said control signal;(c) valve deactuation means for closing the actuated water valve; and(d) maintenance means comprising means for generating a maintenance signal and means responsive to said maintenance signal to prevent opening of all but at least one water valve of said water valves during a predetermined period of time and for allowing opening of said water valves again after said predetermined period of time has lapsed.