Incremental printing of symbolic information – Electric marking apparatus or processes – Electrostatic
Patent
1996-10-07
1999-06-29
Beatty, Robert
Incremental printing of symbolic information
Electric marking apparatus or processes
Electrostatic
347248, 399167, B41J 247
Patent
active
059175290
ABSTRACT:
An image forming apparatus includes an image bearing member; a scanning device for scanning the image bearing member in accordance with image data; driving source for driving the image bearing member; and a gear for transmitting power to the image bearing member from the driving source.
The movement pitch of the image bearing member corresponding to a gear pitch of the gear, and a line pitch of a basic matrix for tone gradation printing are sufficiently different to prevent interference fringe of the image.
REFERENCES:
patent: 5225851 (1993-07-01), Schoon
patent: 5291223 (1994-03-01), Ogane et al.
patent: 5371576 (1994-12-01), Gonda
patent: 5473421 (1995-12-01), Maruyama et al.
patent: 5642146 (1997-06-01), Uchiyama
Goto Masahiro
Hotta Yozo
Miyamoto Toshio
Beatty Robert
Canon Kabushiki Kaisha
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