Switching device for projection lamp

Details Switching device for projection lamp Switching device for projection lamp

1977-11-14

1979-04-24

Haroian, Harry N.

Optics: image projectors

Lamp control

353 87, 353 52, G03B 2120

Patent

active

041508874

ABSTRACT:
A switching device for a projection lamp of a projector wherein an electrical control device, which is separated from the projector and which supplies the projector lamp with electrical energy, is controllable from the projector by a control device via at least one control connection disposed on the projector.

REFERENCES:
patent: 1064010 (1913-06-01), Roebuck
patent: 3039022 (1962-06-01), D'Arcy
patent: 3848982 (1974-11-01), Shoji et al.

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