Patent ID: 9453355
Filing Date: 2016-09-27
CPC Classification: E04H

Claim Text:
1. A method for vacuuming the bottom and side wall surfaces of a swimming pool, the swimming pool having a water pump for removing water from the swimming pool and returning a pressurized water supply flow to the swimming pool through a water return inlet, comprising the steps of: a) providing a vacuum head having a plurality of wheels thereon so that the vacuum head can be rolled about in the swimming pool, the vacuum head being configured to have a suction opening at a bottom portion thereof proximate a surface of the swimming pool; b) providing a rotary impeller thereon and a shaft depending therefrom and extending into the vacuum head, wherein the shaft is rotated by the rotary impeller; c) driving the rotary impeller with the pressurized water supply flow from the water return inlet of the swimming pool; d) creating an upward flow of water through the suction opening and the vacuum head in response to rotation of a propeller disposed on the rotating shaft so that debris is removed from the bottom and side wall surfaces of the swimming pool; e) filtering debris from the upward flow of water; and, f) moving the pool vacuum around the swimming pool.