Christmas tree lighting control

Details Christmas tree lighting control Christmas tree lighting control

1975-01-21

1976-03-23

Hohauser, Herman J.

Electrical transmission or interconnection systems

Plural load circuit systems

Control of current or power

315185S, H05B 3700

Patent

active

039462447

ABSTRACT:
A Christmas tree lighting control wherein predetermined voltage changes and changes in the duty cycle of the A-C source is applied individually and in a predetermined sequential order to all the lights of a tree to produce a twinkling and shimmering effect heretofore unobtainable by any form or combination of conventional flasher apparatus.

REFERENCES:
patent: 3864580 (1975-02-01), Davis

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