Copying machine

Details Copying machine Copying machine

1985-09-13

1986-08-26

Schacher, Richard A.

Sheet feeding or delivering

Feeding

By means to convey sheet

226181, 226188, 355 14SH, B65H 506

Patent

active

046078363

ABSTRACT:
A copying machine of reproducing the images in the original on a sheet, the copying machine comprising a motor for driving an endless belt running on a plurality of pulleys; an original carrier secured to the endless belt so that the original carrier reciprocally moves in a fixed range in accordance with the movement of the endless belt; a sheet feeding device having a pair of feed rollers adapted to feed the sheet therebetween frictionally, and a driving roller kept in contact with one of the feed rollers so that friction drive is imparted thereto, the driving roller having an input pulley on which the endless belt runs, thereby ensuring that the amount of movement of the original carrier is transmitted to the feed rollers through the driving roller; and the driving roller and the input pulley being made to have the same diameter with a material having the same coefficient of expansion.

REFERENCES:
patent: 4236808 (1980-12-01), Tusso
patent: 4354759 (1982-10-01), Bujese

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