Image forming unit and moving unit

Details Image forming unit and moving unit Image forming unit and moving unit

2007-01-16

2009-08-25

Ngo, Hoang (Department: 2852)

Electrophotography

Having particular structure

Modular or displaceable

C399S118000, C399S205000

Reexamination Certificate

active

07580653

ABSTRACT:
An image forming apparatus includes a cover frame that holds a held shaft of an optical writing unit to allow a free movement thereof and urges the optical writing unit in a predetermined direction by using an urging coil spring to bring the held portion shaft of the optical writing unit separated from the writing operation position into contact with a contact target portion thereof.

REFERENCES:
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U.S. Appl. No. 11/552,277, filed Oct. 24, 2006, Idehara, et al.
U.S. Appl. No. 11/560,632, filed Nov. 16, 2006, Kondo, et al.
U.S. Appl. No. 11/623,477, filed Jan. 16, 2007, Idehara, et al.
U.S. Appl. No. 11/758,973, filed Jun. 6, 2007, Kita, et al.
U.S. Appl. No. 12/118,989, filed May 12, 2008, Furuichi, et al.

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