Toner cartridge

Details Toner cartridge Toner cartridge

1999-06-22

2000-03-14

Lee, Susan S. Y.

Electrophotography

Image formation

Development

G03G 1508

Patent

active

060384220

ABSTRACT:
A toner cartridge has a hollow-cylindrical main body which is rotatably driveable about is longitudinal axis and has two opposite end sides, the main body being provided in one of the end sides with an outlet opening having a smaller diameter than a diameter of a remaining part of the main body, and at least one substantially truncated-cone-shape, hollow inner body arranged in an interior of the main body, the inner body having one end with a smaller diameter opening into the outlet opening of the main body and another end with a greater diameter connected with the other end side of the main body, the inner body in a region of the end of a greater diameter having a radial recess provided in a wall of the inner body, the main body on its inner surface being provided with a spiral-shaped formation which during rotation of the cartridge transports the toner to the recess of the inner body, the inner body on its inner surface being provided with a spiral-shaped formation which during rotation of the cartridge transports the toner to the recess from the outlet opening.

REFERENCES:
patent: 3088634 (1963-05-01), Rosekrans et al.
patent: 3729114 (1973-04-01), Mari
patent: 4456134 (1984-06-01), Cooper
patent: 5071028 (1991-12-01), Murphy
patent: 5607076 (1997-03-01), Anthony
patent: 5615791 (1997-04-01), Vatelot et al.
patent: 5895149 (1999-04-01), Weed
patent: 5915155 (1999-06-01), Shoji et al.

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