Water softener

Details Water softener Water softener

1974-05-30

1976-04-20

Hart, Charles N.

Liquid purification or separation

Flow, fluid pressure or material level, responsive

Plural elements controlled

210191, 1375991, B01D 3512, B01D 2938

Patent

active

039518027

ABSTRACT:
A water softener has a salt container with an inlet duct which can be connected to a source of water to be softened, through a valve unit, and at least two outlet ducts each one of which is connected to the inlet duct of one of the softener containers through a one-way valve.

REFERENCES:
patent: 2217692 (1940-10-01), McGill
patent: 3079949 (1963-03-01), Lundeen
patent: 3154484 (1964-10-01), Stoner
patent: 3216450 (1965-11-01), Timmons
patent: 3392835 (1968-07-01), Asper
patent: 3487936 (1970-01-01), Klein
patent: 3509998 (1970-05-01), Pellett et al.
patent: 3797523 (1974-03-01), Brane et al.

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