Image forming apparatus having a sheet re-supply path

Details Image forming apparatus having a sheet re-supply path Image forming apparatus having a sheet re-supply path

1990-06-12

1992-07-21

Grimley, A. T.

Photocopying

Contact printing

Light boxes

271 9, 271291, 271902, 355 24, 355318, G03G 2100

Patent

active

051327422

ABSTRACT:
The present invention provides an image forming apparatus having a sheet re-supplying path. The re-supplying path for supplying a sheet on which the image has been formed by the image forming apparatus back to the image forming apparatus. A rotatable feeding member is disposed in the sheet re-supplying path for pinching and feeding a leading end portion of a previous sheet, a second rotatable feeding member is disposed at an upstream side of the rotatable feeding member and is in the sheet re-supplying path for permitting the entrance of a next sheet in a condition that a trailing portion of the previous sheet is situated in the second rotatable feeding member, and a controller for permitting the second rotatable feeding member to feed the next sheet after the trailing end of the previous sheet fed by the rotatable feeding member has passed through the second rotatable feeding member.

REFERENCES:
patent: 4774545 (1988-09-01), Tsuji et al.
patent: 4918490 (1990-04-01), Stemmle
patent: 4935786 (1990-06-01), Veeder
patent: 4943832 (1990-07-01), Emori
patent: 4990965 (1991-02-01), Kiya

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