Toner container cartridge and refilling apparatus

Details Toner container cartridge and refilling apparatus Toner container cartridge and refilling apparatus

2005-03-01

2005-03-01

Ngo, Hoang (Department: 2852)

Electrophotography

Image formation

Development

C399S262000

Reexamination Certificate

active

06862420

ABSTRACT:
A toner container cartridge and refilling apparatus is provided for including (a) a wall defining a toner containing chamber for containing refill toner, a first end and second end; (b) a movable sealing disc closing the first end of the chamber; (c) a thin rupturable membrane sealing the second end of the chamber; (d) means for coupling the second end to a toner cartridge to be refilled with toner; and (e) a piston device for contacting and moving the sealing disk from the first end towards the second end of the chamber, thereby dispensing the refill toner from the storage chamber into the toner cartridge.

REFERENCES:
patent: 4627476 (1986-12-01), Wilcke
patent: 5311265 (1994-05-01), Miller
patent: 5895149 (1999-04-01), Weed
patent: 5953567 (1999-09-01), Muramatsu et al.
patent: 6567635 (2003-05-01), Livadas et al.
patent: 6571076 (2003-05-01), Kasahara et al.
patent: 6679301 (2004-01-01), Makino et al.

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