Electric resistance heating devices – Heating devices – Vaporizer
Patent
1991-11-15
1992-07-21
Reynolds, Bruce A.
Electric resistance heating devices
Heating devices
Vaporizer
392403, 392406, 200 819R, F24F 314, H05B 378
Patent
active
051330440
ABSTRACT:
A humidifier including a base defining a boiler cavity; a liquid supply supported on the base and having a discharge opening communicating with the boiler cavity and adapted to maintain a given level of liquid therein; and an evaporation unit removably mounted on the base and adapted to induce evaporation of liquid contained thereby, and a vapor passage having a receiving end communicating with said cavity so as to receive vapor therefrom and a discharge end for discharging the vapor received from cavity. Also icluded is an electrical supply for supplying electrical energy to the heater; a switch mounted on the evaporation unit and adapted in one condition for deactivating the electrical supply and in another condition for activating the electrical supply and an actuator for producing the one condition in response to separating movement between the base and evaporation unit.
REFERENCES:
patent: 2810167 (1957-10-01), Parks
patent: 3723707 (1973-03-01), Wunderlin
patent: 3892945 (1975-07-01), Lerner
patent: 4564746 (1986-01-01), Morton et al.
patent: 4752423 (1988-06-01), Wong
patent: 4810854 (1989-03-01), Jursich et al.
patent: 5014338 (1991-05-01), Glucksman
patent: 5067169 (1991-11-01), Chiu
Duracraft Corporation
Jarcho Harold G.
Reynolds Bruce A.
To Tuan Vinh
Toupal John E.
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