Portable humidifier with bacteriastat dispenser

Gas and liquid contact apparatus – Fluid distribution – Pumping

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Details

261104, 261DIG46, 261 721, 222457, 222479, B01F 304

Patent

active

055476155

ABSTRACT:
A portable humidifier including a base defining a reservoir for retaining liquid, a humidification device for inducing dispersion of liquid withdrawn from the reservoir and a liquid storage tank having an outlet for feeding liquid into the reservoir. Also included is a container defining a chamber for a given volume of a treatment substance for liquid and a discharge opening providing communication between the chamber and the tank, and a dispenser for automatically and periodically dispensing through the discharge opening to the tank a dose portion of the treatment substance contained volume within the chamber.

REFERENCES:
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patent: 3497453 (1970-02-01), Yurdin
patent: 4063666 (1977-12-01), Downing et al.
patent: 4257989 (1981-03-01), Nishikawa
patent: 4279241 (1981-06-01), Stewart et al.
patent: 4701286 (1987-10-01), Stillman et al.
patent: 4811871 (1989-03-01), Wass et al.
patent: 5273687 (1993-12-01), Osborne
patent: 5403521 (1995-04-01), Takahashi
patent: 5460718 (1995-10-01), Weck et al.

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