Exposure head, image forming apparatus, and image forming...

Details Exposure head, image forming apparatus, and image forming... Exposure head, image forming apparatus, and image forming...

2011-08-16

2011-08-16

Pham, Hai C (Department: 2861)

Incremental printing of symbolic information

Light or beam marking apparatus or processes

Scan of light

C347S229000, C347S248000

Reexamination Certificate

active

07999837

ABSTRACT:
Provided is an image forming apparatus including: a latent image carrier, on which a latent image is formed; an exposure head that includes a first light-emitting element and a second light-emitting element that is disposed in a direction in which the latent image container corresponding to the first light-emitting element is moved; and a control unit that changes over and performs a first latent image forming operation, in which the latent image is formed on the latent image container by using the first light-emitting element, and a second latent image forming operation, in which the latent image is formed on the latent image container by using the second light-emitting element, wherein the control unit controls a first light emission timing of the first light-emitting element in the first latent image forming operation and a second light emission timing of the second light-emitting element in the second latent image forming operation to be different from each other.

REFERENCES:
patent: 6323890 (2001-11-01), Muto et al.
patent: 7425971 (2008-09-01), Yamazaki et al.
patent: 2005/0094691 (2005-05-01), Yamazaki et al.
patent: 2010/0172665 (2010-07-01), Nomura
patent: 2005-096259 (2005-04-01), None

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