Paper feeding method of an image forming apparatus

Details Paper feeding method of an image forming apparatus Paper feeding method of an image forming apparatus

1995-10-31

1997-07-29

Milef, Boris

Sheet feeding or delivering

Feeding

Multiple supplies

271 909, 27125803, 27125804, B65H 344, B65H 702

Patent

active

056515383

ABSTRACT:
A paper feeding method for an image forming apparatus having a sensing device for sensing the feeding state of paper fed from a manual paper feeding device and an automatic paper feeding device includes the steps of: picking up and feeding paper from the automatic paper feeding device in response to a printing command during an automatic paper feeding mode; determining whether or not a predetermined time period has elapsed after picking up the paper; determining whether the sensing device senses a paper input before the predetermined time period has elapsed; and providing output of an error message indicating a paper feeding error state when the sensing device senses the paper before the predetermined time period has elapsed.

REFERENCES:
patent: 4786920 (1988-11-01), Igarashi
patent: 4878087 (1989-10-01), Sakai et al.
patent: 4935780 (1990-06-01), Yamada et al.
patent: 5008715 (1991-04-01), Imaizumi et al.
patent: 5095370 (1992-03-01), Takada et al.
patent: 5171006 (1992-12-01), Naito
patent: 5216472 (1993-06-01), Muto et al.
patent: 5290021 (1994-03-01), Murooka et al.
patent: 5384631 (1995-01-01), Matsunami

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