Table lamp controlling device

Details Table lamp controlling device Table lamp controlling device

1990-08-01

1992-02-25

LaRoche, Eugene R.

Electric lamp and discharge devices: systems

Electric switch in the supply circuit

315315, 315307, 362395, H05B 4118

Patent

active

050916785

ABSTRACT:
A table lamp controlling device comprising a power controller controlled by a scanner, which detects signal input, to produce a signal output for driving a starter, via a mercury switch, to increase or reduce the intensity of light of the lamp or to cut off power supply to the lamp according to the value of signal output. The mercury switch cuts off the connection between the power controller and the starter to turn off power supply once the lamp falls from its standing position. Timer is connected to the power controller for the control. Indicator lamp is turned on once the signal output from the power controller is cleared.

REFERENCES:
patent: 2070683 (1937-02-01), Price
patent: 3970893 (1976-07-01), Bryant

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