Liquid purification or separation – Structural installation – Closed circulating system
Reexamination Certificate
2011-01-11
2011-01-11
Prince, Fred (Department: 1797)
Liquid purification or separation
Structural installation
Closed circulating system
C210S416200, C015S001700
Reexamination Certificate
active
07867389
ABSTRACT:
Disclosed herein is a pool cleaning an electric pool cleaning vehicle having a drive assembly and including an advanced system for draining water from the vehicle as the vehicle is removed from a pool of water. The vehicle includes a housing defining a body shell and the body shell having an interior cavity and an electrical power cord to supply power to the vehicle having a connection point on the vehicle. A filtering system is located within the body cavity. The vehicle includes a drain door assembly and the drain door assembly has an inlet connected to the filtering system. A handle is located adjacent the electrical cord connection point, sized and shaped to easily lift the vehicle filled with water out of a pool and the drain door assembly being on an opposed portion of the vehicle from the handle.
REFERENCES:
patent: 3886616 (1975-06-01), Hayes
patent: 5135647 (1992-08-01), Childers
patent: 6299699 (2001-10-01), Porat et al.
patent: 6502269 (2003-01-01), Balchan et al.
patent: 6842931 (2005-01-01), Porat et al.
patent: 7178188 (2007-02-01), Jaakola
patent: 2808785 (1978-09-01), None
Chaikin Douglas
Peninsula IP Group
Pool Technology
Prince Fred
LandOfFree
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