Exposure device, light emitting diode head, and image...

Details Exposure device, light emitting diode head, and image... Exposure device, light emitting diode head, and image...

2008-07-17

2010-10-05

Pham, Hai C (Department: 2861)

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Light or beam marking apparatus or processes

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Reexamination Certificate

active

07808520

ABSTRACT:
An exposure device includes a light emitting element; and an eccentric cam for adjusting a distance between the light emitting element and a light receiving member. The eccentric cam includes a shaft portion and a cam portion arranged eccentrically relative to the shaft portion. The cam portion includes a circumferential surface having a convex surface in an axial direction of the eccentric cam and a circular arc in a direction perpendicular to the axial direction.

REFERENCES:
patent: 6801232 (2004-10-01), Nagamine et al.
patent: 7502045 (2009-03-01), Joichi et al.
patent: 2003-011414 (2003-01-01), None

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