Apparatus having a picture screen for the display of picture seq

Details Apparatus having a picture screen for the display of picture seq Apparatus having a picture screen for the display of picture seq

1983-07-25

1985-10-29

Haroian, Harry N.

Optics: image projectors

Projector or screen removable from common housing

353 78, 353 79, 353119, G03B 2122

Patent

active

045497982

ABSTRACT:
A collapsible display is provided for the projection of visual images. The device according to this invention is a display apparatus which is collapsible from an operating condition to a compact storage condition. In use, the device provides a housing for a projector and includes an internal projection screen. Collapsibility is achieved by providing a number of hinged panels which are stacked in the storage condition but deployed to define the surfaces of the projection device when in use. This display device is easily transported and stored when not in use.

REFERENCES:
patent: 2174778 (1939-10-01), Croft
patent: 3744893 (1973-07-01), Chandler

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