Humidifier with safety shutoff

Details Humidifier with safety shutoff Humidifier with safety shutoff

1992-07-29

1993-07-13

Walberg, Teresa J.

Electric resistance heating devices

Heating devices

Vaporizer

392394, F22B 128

Patent

active

052281078

ABSTRACT:
A humidifier including a base defining a reservoir; a humidifier unit mounted in an upright orientation on the base over the reservoir and movable to provide access thereto, the humidifier unit retaining an electrically energized humidification means for inducing dispersion of liquid and defining a discharge opening for discharging liquid dispersed by the humidification means; a circuit coupled to the humidification means and including an on-off switch for inducing energization thereof, and an orientation responsive switch for de-energizing the humidification means in response to movement of the humidifier unit to an orientation other than the upright orientation. Unsafe operation is prevented by the orientation responsive switch.

REFERENCES:
patent: 3814111 (1974-06-01), Doyle
patent: 4051205 (1977-09-01), Grant
patent: 5007103 (1991-04-01), Tyrrell
patent: 5014338 (1991-05-01), Glucksman
patent: 5131070 (1992-07-01), Chiu
patent: 5133044 (1992-07-01), Chiu

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