AUTOMATIC COCK DEVICE
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Abstract
AN AUTOMATIC COCK DEVICE COMPRISES A TANK CIRCUIT CAPABLE OF OSCILLATION AT A FREQUENCY OF AROUND 40 MC/S FOR OPERATION OF A COOK FOR A WATER BASIN. AN ELECTRICALLY CONDUCTIVE MEMBER IS POSITIONED ADJACENT THE WATER BASIN AND IS ELECTRICALLY INSULATED FROM GROUND AND ELECTRICALLY COUPLED WITH THE TANK CIRCUIT. THE MEMBER IS ADAPTED TO BE INFLUENCED BY THE PROXIMITY OF A HAND OF A HUMAN BODY THERETO TO CAUSE A HIGH FREQUENCY LOSS IN THE CIRCUIT INCLUDING THE MEMBER AND THE HAND, THEREBY CAUSING A VARIATION IN THE OSCILLATING CONDITION OF THE TANK CIRCUIT TO OPERATE A SOLENOID VALVE WHICH CONTROLS THE FLOW OF WATER THROUGH THE COCK.
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