Auto turning-off humidifier

Gas and liquid contact apparatus – Contact devices – Reciprocating

Patent

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Details

261DIG48, 2391022, B01F 304

Patent

active

048531618

ABSTRACT:
An auto turning-off humidifier having a water sensor with a sensing needle that can automatically function to cut off electricity if the water in the hollowed space of the base becomes less and cannot be touched by the sensing needle.

REFERENCES:
patent: 4087495 (1978-05-01), Umehara
patent: 4410139 (1983-10-01), Nishikawa et al.
patent: 4663091 (1987-05-01), Seo

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