Screen, rear projector, and image display device having a...

Details Screen, rear projector, and image display device having a... Screen, rear projector, and image display device having a...

2007-04-12

2010-10-05

Le, Que T (Department: 2878)

Radiant energy

Photocells; circuits and apparatus

Housings

C250S208100

Reexamination Certificate

active

07807959

ABSTRACT:
A screen includes a screen main body that has a diffusion layer, a frame that is provided along the circumference of the screen main body, and to which the diffusion layer is attached through supporting members to rock, and a driving unit that is mounted on the diffusion layer and moves the diffusion layer in parallel to a surface of the diffusion layer.

REFERENCES:
patent: 3610728 (1971-10-01), Firth
patent: 3640602 (1972-02-01), Wofle
patent: 4143943 (1979-03-01), Rawson
patent: 4390239 (1983-06-01), Huber
patent: A 11-38512 (1999-02-01), None
patent: A 2001-100316 (2001-04-01), None
patent: A 2001-100317 (2001-04-01), None

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