Power transmission device and sheet feeding apparatus...

Details Power transmission device and sheet feeding apparatus... Power transmission device and sheet feeding apparatus...

2007-09-11

2007-09-11

Mackey, Patrick (Department: 3653)

Sheet feeding or delivering

Feeding

Separators

C271S117000, C271S116000, C271S109000

Reexamination Certificate

active

10828717

ABSTRACT:
A power transmission device includes a driving gear having gears over an entire circumferential surface thereof, a follower gear including an intermittent gear having a toothless portion, and a controller for controlling the follower gear to be engaged with or disengaged from the driving gear. Each of the driving gear and the follower gear is a helical gear.

REFERENCES:
patent: 5901950 (1999-05-01), Kobayashi et al.
patent: 6070867 (2000-06-01), Tsurumi et al.
patent: 6661986 (2003-12-01), Kitayama
patent: 6997453 (2006-02-01), Matsuda et al.
patent: 2002-265076 (2002-09-01), None

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