Photocopying – Contact printing – Light boxes
Patent
1990-08-29
1992-07-07
Moses, R. L.
Photocopying
Contact printing
Light boxes
355271, 355274, 355219, 355327, G03G 1501, G03G 1514
Patent
active
051287170
ABSTRACT:
An image forming apparatus includes a movable image bearing member; an image forming device for forming an image on the image bearing member; transfer charging device for transferring an image from the image bearing member onto an image receiving material at an image transfer position; a detector for detecting an ambient condition of the apparatus; a controller for controlling an output of the transfer charging device in accordance with an output of the detector, wherein the output of the transfer charging device is a function of the output of the detector; and a correcting device for correcting the function.
REFERENCES:
patent: 4676627 (1987-06-01), Ohno
patent: 4860048 (1989-08-01), Itoh et al.
patent: 4888618 (1989-12-01), Ishikawa
patent: 4912515 (1990-03-01), Amemiya et al.
patent: 4941003 (1990-07-01), Takeda et al.
Takeda Atsushi
Uchikawa Yoshio
Canon Kabushiki Kaisha
Moses R. L.
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