Patent ID: 6862420
Filing Date: 2005-03-01
Classification: G03G

Abstract:
1. A toner container cartridge and refilling apparatus for refilling a toner hopper of a toner image producing machine without toner clouding and spilling, the toner container cartridge and refilling apparatus comprising: (a) a wall defining a toner containing chamber for containing refill toner, a first end and second end; (b) a movable sealing disc closing said first end of said chamber; (c) a thin rupturable membrane sealing said second end of said chamber; (d) means for coupling said second end to a toner cartridge to be refilled with toner; and (e) a piston device for contacting and moving said sealing disk from said first end towards said second end of said chamber, thereby dispensing said refill toner from said storage chamber into said toner cartridge.