| 摘要 |
PROBLEM TO BE SOLVED: To provide a compact toner supply device constituted so that the controlled quantity of toner can be directly supplied to a developing device from a toner housing container independently arranged of the developing device as a separated body. SOLUTION: This toner supply device is provided with the toner housing container 20 in which the toner supplied to the developing device 10 and which is independently arranged of the developing device 10 as the separated body and a screw pump 41 arranged at one part of the developing device 10 so as to suck the toner housed in the container 20. Then, the toner sucked by the pump 41 is supplied to one end part side of a stirring screw 12 through a supply hole 17. |
