| 摘要 |
A projector includes a plurality of cabinets arranged in rows and columns and each of the cabinets has a screen located at its front end with a plurality of the screens being adapted to collectively form a large display screen on which an image is formed. The cabinet further includes a screen a screen frame for holding edges of the screen, a screen holder, which is secured to the screen by the screen frame, a screen bracket for mounting the screen holder to the cabinet, a mechanism for securing the screen holder to the screen bracket and permitting disconnection of the screen holder from the screen bracket when the screen holder is pushed rearwardly toward the screen bracket, and a slide mechanism mounted on one side of the screen bracket and the screen holder and adapted to permit reciprocal movement of the screen holder relative to the cabinet when the screen holder is disconnected from the screen bracket.
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