Cleaning and liquid contact with solids – Apparatus – Automatic controls
Patent
1989-05-08
1990-03-13
Stinson, Frankie L.
Cleaning and liquid contact with solids
Apparatus
Automatic controls
134111, 134166R, 134172, 210340, B08B 302
Patent
active
049076108
ABSTRACT:
A cleaning system for a swimming pool which includes a mobile cleaning unit and/or stationary cleaning heads. Manual and automatic modes are included. The system is suitable for both gunnite and polymer liner pools, spas and the like. No energy is required other than that normally required for circulation of water through the conventional filtration apparatus.
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patent: 4820411 (1989-04-01), Lempio
Crystal Pools, Inc.
Stinson Frankie L.
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