Power control apparatus and method of using a power control...

Details Power control apparatus and method of using a power control... Power control apparatus and method of using a power control...

2007-02-09

2009-08-11

Brase, Sandra L (Department: 2852)

Electrophotography

Diagnostics

Component present or mounted

C399S088000, C399S090000, C347S129000

Reexamination Certificate

active

07574150

ABSTRACT:
A method and apparatus to control power supplied to a paper transfer belt (PTB) unit and a laser scanning unit (LSU) included in an image forming device includes the PTB unit to transfer a developed latent image onto a printing medium, the LSU to scan light onto a photosensitive medium, a first controller to control power supplied to the PTB unit and the LSU, and a connection unit to connect the PTB unit to the first controller, wherein the first controller controls the power supplied to the LSU according to a connection state of the connection unit.

REFERENCES:
patent: 5201854 (1993-04-01), Ahl et al.
patent: 5283597 (1994-02-01), Yoshida et al.
patent: 6647223 (2003-11-01), Ishii
patent: 2006/0120746 (2006-06-01), Lee et al.
patent: 1786849 (2006-06-01), None
patent: 0271720 (1988-06-01), None
Office Action issued in corresponding European Patent Application No. 07104340.0 dated Nov. 12, 2007.
Chinese Office Action issued in Chinese Application No. 200710088712.3 on Jan. 9, 2009.

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