Exposure optical apparatus

Details Exposure optical apparatus Exposure optical apparatus

1984-05-29

1987-01-13

Braun, Fred L.

Photocopying

Including fiber optics

355 3R, G03G 1504, G03G 1528

Patent

active

046360581

ABSTRACT:
An exposure optical apparatus with two sets of wire pulleys disposed on both sides of a carriage for optical scanning of a document, the wire pulleys working for drive and control of the carriage, wherein two sets of fixed pulleys are provided on an apparatus fixed zone and laid on corresponding ends of the wire pulleys to a common wire, and a stopper member for determining an initial position of the carriage is provided on the apparatus fixed zone, thereby setting an initial posture of the carriage. The wires of both the wire pulleys are constituted of a common single wire, two sets of moving pulleys are provided on both sides of the document board carriage, and the wires are laid symmetrically on an axis of the center of the direction in which the document board carriage moves.

REFERENCES:
patent: 3062109 (1962-11-01), Mayo et al.
patent: 3554640 (1971-01-01), Hoskins
patent: 4077714 (1978-03-01), Komori et al.
patent: 4158499 (1979-06-01), Hattori et al.

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