Electrophotography – Image formation – Development
Patent
1997-06-16
2000-04-04
Brase, Sandra
Electrophotography
Image formation
Development
399111, 399254, G03G 1508
Patent
active
060471530
ABSTRACT:
A toner container mountable to a main assembly of an electrophotographic image forming apparatus includes a toner containing portion for containing toner; a rotatable toner stirring member for stirring the toner contained in the toner containing portion; a helical gear for receiving driving force for rotating the stirring member, the helical gear being movable in a thrust direction which is substantially crossing with a direction of rotation thereof; an opposite member opposed to an internal surface of the toner containing portion with a gap therebetween, the opposite member being notable together with the helical gear; wherein thrust force produced when the helical gear is rotated with the opposite member being spaced from the internal surface of toner containing portion, is oriented in a direction from outside to inside of the toner containing portion.
REFERENCES:
patent: 4829335 (1989-05-01), Kanemitsu et al.
patent: 5019861 (1991-05-01), Surti
patent: 5126800 (1992-06-01), Shishido et al.
patent: 5134441 (1992-07-01), Nagata et al.
patent: 5541710 (1996-07-01), Stewart et al.
patent: 5572301 (1996-11-01), Shiratori
patent: 5642186 (1997-06-01), Michlin et al.
patent: 5650841 (1997-07-01), Matsuda et al.
Brase Sandra
Canon Kabushiki Kaisha
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