Photocopying – Contact printing – Light boxes
Patent
1988-12-13
1990-09-04
Prescott, A. C.
Photocopying
Contact printing
Light boxes
355245, 355326, 355327, G03G 1501, G03G 1508
Patent
active
049548441
ABSTRACT:
Disclosed is an apparatus for forming a color image on a photoreceptor, in which along the rotation direction of the photoreceptor there are provided an imagewise exposure process to form a latent image, a development process including a plurality of developing devices to form a color toner image, each of the plural developing devices having a toner hopper, and a transfer process to transfer the formed color toner image onto a copy paper. The apparatus comprises a housing for including at least the photoreceptor, the plural developing devices and the plural toner hopper as one unit, and a support guide for supporting the housing to be movable in the axial direction of the photoreceptor so that the unit is attached to and detached from the apparatus.
REFERENCES:
patent: 4591258 (1986-05-01), Nishino et al.
patent: 4598993 (1986-07-01), Mizutani et al.
patent: 4647180 (1987-03-01), Watanabe
patent: 4699494 (1987-10-01), Honda
patent: 4746951 (1988-05-01), Hayakawa et al.
patent: 4841329 (1989-06-01), Kasamura et al.
patent: 4845523 (1989-07-01), Miyaji
Fukuchi Masakazu
Hatakeyama Noboru
Hayakawa Kazushi
Kamegamori Masayuki
Matsumoto Toru
Bierman Jordan B.
Konica Corporation
Prescott A. C.
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