Projection apparatus

Details Projection apparatus Projection apparatus

1996-10-01

1999-01-19

Dowling, William

Optics: image projectors

Cabinet encloses projector and one side of screen

353 87, G03B 2120

Patent

active

058607200

ABSTRACT:
A light source for use in a liquid-crystal rear projector serving as a projection apparatus can be changed from a front to thereby improve a performance of the apparatus. The liquid-crystal rear projector serving as the projection apparatus includes a light source accommodating portion provided at a front for accommodating therein a lamp house having a lamp light source, the lamp house being of a cartridge type accommodated in the light source accommodating portion, and a handling portion disposed at a front of the accommodated lamp house for explaining how to exchange the lamp house.

REFERENCES:
patent: 1283590 (1918-11-01), Stavenhagen
patent: 5235362 (1993-08-01), Kronbauer
patent: 5580146 (1996-12-01), Maslow
patent: 5622419 (1997-04-01), Holder et al.

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