Image forming apparatus

Details Image forming apparatus Image forming apparatus

2005-09-02

2009-10-27

Colilla, Daniel J (Department: 2854)

Typewriting machines

Including interposed inking device for record-medium

Package for ribbon facilitating mounting of ribbon on...

C400S207000, C400S208100

Reexamination Certificate

active

07607844

ABSTRACT:
The image forming apparatus includes a chassis having first and second side surfaces of the chassis; an ink sheet cartridge detachably disposed between the first and second side surfaces of the chassis; a take-up reel engaging the take-up bobbin; and a feed reel engaging the feed bobbin. The ink sheet cartridge includes a casing, a take-up bobbin and a feed bobbin disposed within the casing, first and second compression coil springs respectively coupled to circumferences of portions of the take-up bobbin and the feed bobbin so as to bias the take-up bobbin and the feed bobbin in the longitudinal direction. At least one of the take-up reel and the feed reel engages the corresponding one of the take-up bobbin and the feed bobbin without a biasing member being disposed between the first surface of the chassis and the corresponding one of the take-up bobbin and the feed bobbin.

REFERENCES:
patent: 4700906 (1987-10-01), Lapadakis
patent: 6257780 (2001-07-01), Ito et al.
patent: 03-126650 (1991-12-01), None
patent: 05-246101 (1993-09-01), None
patent: 07-052487 (1995-02-01), None
patent: 2003-089257 (2003-03-01), None

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