Hopper key for image forming apparatus and toner refilling...

Details Hopper key for image forming apparatus and toner refilling... Hopper key for image forming apparatus and toner refilling...

2005-11-08

2005-11-08

Chen, Sophia S. (Department: 2852)

Electrophotography

Image formation

Development

C399S027000, C399S107000, C399S119000

Reexamination Certificate

active

06963712

ABSTRACT:
A key for unlocking locking-type toner hoppers includes at least one projection configured to unlock a locking-type toner hopper. The key is not monolithically formed with a toner container. A kit includes the key and a toner container where the key is not monolithically formed with the toner container. Preferably, the key includes a plurality of projections arranged into two sets of projections, each set being configured to unlock one type of a locking toner hopper.

REFERENCES:
patent: 5105218 (1992-04-01), Ikeda et al.
patent: 5115275 (1992-05-01), Suzuki
patent: 5175587 (1992-12-01), Kato et al.
patent: 03-129370 (1991-06-01), None
patent: 04-110972 (1992-04-01), None
patent: 04-110973 (1992-04-01), None

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