Patent ID: 7607257
Filing Date: 2009-10-27
Classification: A01G

Abstract:
1. An automatic plant watering apparatus, comprising: a tank having an inner cavity and an outer cavity, the inner cavity having a bottom surface and two inner walls and the outer cavity having a bottom surface and two outer walls, wherein the bottom surface and the two outer walls of the outer cavity surrounding the bottom surface and the two inner walls of the inner cavity in spaced relation thereto, thereby defining a reservoir therebetween; a lower tube having a first end and second end, the first end of the lower tube connected to the tank below the bottom surface of the inner cavity; an electric pump having an input side and output side, the input side of the pump connected to the second end of the lower tube; an upper tube having a first end and a second end, the first end of the upper tube connected to the output side of the pump; and a microcontroller electrically connected to the pump and programmed to selectively operate said pump without the need for priming.