Laser scanning apparatus and image forming device having the...

Details Laser scanning apparatus and image forming device having the... Laser scanning apparatus and image forming device having the...

2007-02-15

2008-10-14

Tran, Huan H (Department: 2861)

Incremental printing of symbolic information

Light or beam marking apparatus or processes

Scan of light

C399S099000, C347S152000

Reexamination Certificate

active

07436426

ABSTRACT:
A laser scanning apparatus capable of preventing a secondary contamination of light transmitting windows and an image forming device having the same include a light emitting unit to emit light, a cover connected to a laser scanning apparatus body, and having at least one light transmitting window through which light passes, a cleaning member reciprocally disposed on the cover to clean the light transmitting window when on a cleaning path, and a guide unit to guide a movement of the cleaning member, so that the cleaning path is other than a returning path of the cleaning member and have different up and down periods from each other.

REFERENCES:
patent: 2005/0012973 (2005-01-01), Sowa et al.
patent: 2007/0024943 (2007-02-01), Namba
patent: 2008/0107444 (2008-05-01), Hashimoto
patent: 2005-329622 (2005-12-01), None

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