Patent ID: 8623201

Claim:
A pool cleaning vehicle having drive means for moving the vehicle about a surface of a pool, comprising: a housing including: a body shell and a frame, the shell being removably attached to the frame, the frame including a base and the shell including an outlet; the vehicle including a filtration system having a pump motor for a pump for pumping pool water through a filtration system, the pump motor creating a suction force, the suction force being sufficient to allow the vehicle to climb pool walls, the pump motor operating drive means; the vehicle being able to climb the pool walls and to break a surface of the water; the vehicle including logic means for first, initiating vehicle movement, second, shutting off the pump motor, and third, re-starting the pump motor; and the logic means causing the pump motor to operate at a first primary speed, shutting off the pump motor upon reaching a predetermined distance in relation to the surface of the water, returning the pump motor to the first primary speed after shut off of the pump motor, wherein the vehicle includes sensor means for determining the distance between the vehicle and the surface of water, the sensor means in communication with the logic means of the vehicle.