04556283 is referenced by 6 patents and cites 2 patents.

An automatic screen for projecting an image from a video projector onto it is disclosed. It has a cabinet 1 which accommodates a screen 2. The screen 2 can be moved relative to the cabinet by a chain 5a coupling a front door 1a of the cabinet 1 and a sprocket. The front door 1a of the cabinet 1 is opened in an interlocked relation to the operation of bringing the screen 2 to a set position projected from the cabinet 1. When the screen 2 is no longer used, it can be brought back into the cabinet 1, and in an interlocked relation to this motion the front door 1a of the cabinet 1 is closed.

Title
Automatic viewing screen
Application Number
6/537398
Publication Number
4556283
Application Date
September 9, 1983
Publication Date
December 3, 1985
Inventor
Takashi Kokubo
Tokyo
JP
Toshihiro Yoshida
Tokyo
JP
Kiyoshi Numata
Tokyo
JP
Agent
Hill Van Santen Steadman & Simpson
Assignee
Sony Corporation
JP
IPC
G03B 21/30
G03B 21/10
G03B 21/56
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