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US 6,289,194 B1Granted
Toner cartridge and image forming apparatus
AssigneeMatsushita Graphic Communication Systems, Inc.
InventorsMinoru Endo, Katsumi Yawata, Eiji Kurosawa
Life of this patent
Estimating the term…
Abstract
A toner cartridge of the present invention is provided with toner storage box 201 having opening 202 to supply toner particles stored therein outside, and toner supply roller 208, provided at a position such that the roller covers opening 202 in the vicinity of opening 202, of which a surface is made of a soft porous material.
Claims15
A toner cartridge, comprising:
- a toner storage container that has an opening that supplies toner particles;
- a toner supply roller that has a roller shaft provided with a cover roller of a soft porous material, said toner supply roller being positioned so that said toner supply roller covers the opening of said toner storage container;
- and
- a developing roller that is supplied with the toner particles from said toner supply roller, said developing roller being positioned in contact with said toner supply roller.
1 more element
A toner cartridge comprising:
- a first unit comprising a toner storage container having an opening that supplies toner particles, and a toner supply roller positioned so that the toner supply roller covers the opening of the toner storage container;
- and
- a second unit comprising a developing roller that is supplied with the toner particles from the toner supply roller, said developing roller contacting said toner supply roller,
- said first unit and said second unit are configured to be separable from each other.
1 more element
Dependencies are inferred from the claim text.