Electronic light switch

Details Electronic light switch Electronic light switch

1979-04-27

1982-09-21

Miller, Jr., Stanley D.

Electrical transmission or interconnection systems

Nonlinear reactor systems

Parametrons

307252N, 307247A, 315194, H03K 1760, G05F 100

Patent

active

043509037

ABSTRACT:
The specification discloses an electronic switch for operating an incandescent lamp from a plurality of stations. A plurality of normally closed mechanical switches may be wired in series with the lamp, and electronic switch to form a single series circuit. Actuation of any single mechanical switch interrupts the power, causing the electronic switch to change its state. Additional circuitry for dimming and state preservation in the event of a complete power failure are also disclosed. The rate at which power is applied or reduced may be varied in accordance with circuit values.

REFERENCES:
patent: 3909635 (1975-09-01), Maida
patent: 3950657 (1976-05-01), Sheng et al.
patent: 4112318 (1978-09-01), Hamelink
patent: 4152607 (1979-05-01), Nakasone
patent: 4152608 (1979-05-01), Nakasone

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