Optional apparatus for image forming apparatus

Details Optional apparatus for image forming apparatus Optional apparatus for image forming apparatus

2006-08-29

2006-08-29

Gray, David M. (Department: 2852)

Electrophotography

Machine operation

Having power supply

C399S090000, C399S110000, C399S113000, C399S408000, C399S410000

Reexamination Certificate

active

07099605

ABSTRACT:
An optional apparatus for an image forming apparatus which forms an image on a print medium, which is detachably connected to the image forming apparatus and performs predetermined optional processing for a print medium supplied from the image forming apparatus, is provided. The optional apparatus includes a storage battery which can be charged/discharged, an optional processing unit configured to execute the predetermined optional processing upon receiving supply of power at least from the image forming apparatus or from the storage battery, and a switch unit configured to cut off supply of power from the storage battery to the optional processing unit when the optional apparatus is detached from the image forming apparatus or a door of the optional apparatus is opened.

REFERENCES:
patent: 6055062 (2000-04-01), Dina et al.
patent: 6120020 (2000-09-01), Asao
patent: 2001/0005067 (2001-06-01), Yamada et al.
patent: 2002/0000692 (2002-01-01), Yamada et al.
patent: 2003/0198494 (2003-10-01), Kenji et al.
patent: 2004/0046311 (2004-03-01), Sekiyama et al.

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