Title:
METHOD OF CONVEYING TONER FROM TONER CARTRIDGE, TONER CARTRIDGE AND TONER CONVEYOR DEVICE FOR EXECUTING THIS METHOD, AND IMAGE FORMING DEVICE USING THIS TONER CONVEYING METHOD
Document Type and Number:
Japanese Patent JP3066846
Kind Code:
B2
Abstract:
PURPOSE: To convey toner without causing the scattering of the toner to the outside of a device with a cartridge sent to its body and suppress image quality change around the time of setting the toner cartridge to the body.
CONSTITUTION: The conveyor pipe 4 of a toner conveyor device is provided in such a way as to pass through the inside of a toner accommodating part 24a via through holes formed at the front-rear side walls of a developing device 24 and to be extended outside from the respective through holes of the front-rear side walls as far as the outer edge parts of through holes formed at the front- rear side walls of a cartridge insert case 10, and the pipe 4 is provided, at its part positioned inside the toner accommodating part 24a, with four holes each formed at the upper and lower parts. A toner conveyor member 1 of the specified length formed by connecting plural toner pressing prates 2 by a connecting member 3 is circulated inside the pipe 4 by a driving means 15 formed of a gear 6 and the like to convey toner.
Inventors:
Atsushi Shinozaki
Application Number:
JP21013891A
Publication Date:
July 17, 2000
Filing Date:
July 28, 1991
Export Citation:
Assignee:
株式会社リコー
International Classes:
G03G15/08; (IPC1-7): G03G15/08; G03G15/08
Domestic Patent References:
| JP63298370A | ||||
| JP61257811A | ||||
| JP6291659U |
Attorney, Agent or Firm:
Hisashi Kuroda