Slide projector

Details Slide projector Slide projector

1976-05-05

1977-11-22

Stephan, Steven L.

Optics: image projectors

Slide transfer mechanism

353117, G03B 2306

Patent

active

040593525

ABSTRACT:
A slide projector comprising a slide magazine with a motor drive, a motor-driven pusher for conveying respective slides one by one from the slide magazine into the path of the light of an optical system, and a guide unit for guiding the slides. A mechanical stop is provided for establishing the projection position of the slides and a spring is interposed between the pusher and its motor drive for transmitting force therebetween. For displacing the pusher there is provided a roller guided in a curved slot in a disk connected to the motor.

REFERENCES:
patent: 2949814 (1960-08-01), Boughten et al.
patent: 2982177 (1961-05-01), Briskin et al.
patent: 3490839 (1970-01-01), Hipp et al.
patent: 3884569 (1975-05-01), Hickey

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