Gas and liquid contact apparatus – Fluid distribution – Pumping
Patent
1992-05-14
1993-10-12
Miles, Tim
Gas and liquid contact apparatus
Fluid distribution
Pumping
261106, 126113, B01F 304
Patent
active
052522601
ABSTRACT:
An electrical control assembly for a humidistat controlled humidifier of the type having a base connected to the furnace ductwork and a cover removably connected to the base includes a control circuit board having a primary circuit for operation of the fan and a secondary circuit for operation of the humidistat and solenoid valve. A separable electrical connector disposed within the humidifier has a connected state in which power is supplied to the humidistat and a solenoid valve and a disconnected state in which power for the humidistat and solenoid valve is cut off. The electrical connector is fixedly mounted in the base and cover of the humidifier and is positioned so that the electrical connection is automatically made when the cover is connected to the base.
REFERENCES:
patent: 3570822 (1971-03-01), Peterson et al.
patent: 4158679 (1979-06-01), Yeagle
patent: 4237080 (1980-12-01), Elliott
patent: 4576013 (1986-03-01), Sperr et al.
patent: 5015420 (1991-05-01), Jones
patent: 5108663 (1992-04-01), Chiu
patent: 5143656 (1992-09-01), Marino et al.
Miles Tim
Research Products Corporation
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