Copying apparatus

Details Copying apparatus Copying apparatus

1974-12-19

1977-02-15

O'Connor, Edna M.

Photocopying

Projection printing and copying cameras

Focus or magnification control

355 8, 355 60, G03B 2734

Patent

active

040079864

ABSTRACT:
In a copying apparatus of the type having a movable original carriage, there is provided drive velocity changing means for changing the drive velocity of the original carriage relative to an image forming member. Movable optical means is provided which has at least a mirror and a lens. One or both of the mirror and the lens may be moved or changed over in response to the drive velocity changing means, thereby changing the magnification at which an original is copied.

REFERENCES:
patent: 3286587 (1966-11-01), Hayden et al.
patent: 3355236 (1967-11-01), Laillie et al.
patent: 3556655 (1971-01-01), Lux et al.
patent: 3703334 (1972-11-01), Knechtel
patent: 3709603 (1973-01-01), Furiuchi
patent: 3733128 (1973-05-01), Naumann
patent: 3837743 (1974-09-01), Amemiyar
patent: 3865482 (1975-02-01), Bandall et al.

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