Automatic swimming pool cover with a dual hydraulic drive system

Details Automatic swimming pool cover with a dual hydraulic drive system Automatic swimming pool cover with a dual hydraulic drive system

1992-07-16

1994-07-12

Phillips, Charles E.

Baths, closets, sinks, and spittoons

Pool type

Accessory

E04H 410

Patent

active

053275900

ABSTRACT:
A hydraulic drive system is described for automatic swimming pool cover systems in which a hydraulic drive provides torque for both resisting cover drum rotation during cover extension across the pool and rotating the cover drum for cover retraction, while a separate second hydraulic drive provides torque for both rotating the cable reels for cover extension and resisting cable reel rotation during cover retraction.

REFERENCES:
patent: 4939798 (1990-07-01), Last
patent: 5184357 (1993-02-01), Last

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