Livestock automatic watering device

Claim 1

AN ANIMAL WATERING DEVICE COMPRISING IN COMBINATION: A TANK FROM WHICH ANIMALS CAN DRINK, SAID TANK HAVING A WALL AND A FLOOR, SAID FLOOR HAVING A DRAIN OUTLET FORMED THEREIN; MEANS FOR SUPPLYING WATER TO SAID TANK, SAID WATER SUPPLYING MEANS INCLUDING A NOZZLE FOR DISCHARGING WATER THEREFROM, SAID NOZZLE BEING SPACED ADJACENT SAID WALL AND CONSTITUTING A MEANS FOR DISCHARGING THE WATER AGAINST SAID WALL AND REBOUNDING THE WATER IN A WHIRLPOOL MANNER, SETTING UP A WHIRLPOOL SCOURING ACTION AND EFFECTIVELY SUSPENDING FOREIGN MATTER IN THE WATER CONTAINED IN SAID TANK; VALVE MEANS DISPOSED IN SAID TANK AND MOVABLE FROM A FIRST POSITION WHEREIN SAID OUTLET IS CLOSED TO A SECOND POSITION WHEREIN SAID OUTLET IS OPEN THUS ALLOWING THE WATER AND DEBRIS IN SAID TANK TO BE DRAINED THEREFROM CONCURRENTLY WITH SAID SCOURING ACTION; AND CONTROL MEANS CONNECTED TO SAID VALVE MEANS AND OPERABLE TO MOVE SAID VALVE MEANS FROM THE FIRST POSITION TO THE SECOND POSITION.