| 摘要 |
The object of the present invention is to provide toner supplying devices, toner supplying processes, and the like that control the bulk density of the mixture of toner and gas more efficiently thereby the fluidity of the mixture is enhanced, and the high fluidity may be maintained for a long period. The object is attained by a toner supplying device that comprises a toner containing portion configured to store a toner, a toner outlet configured to discharge the toner from the toner containing portion, a conveying pipe configured to convey the toner, and a gas feeding unit configured to feed a gas, wherein the toner supplying device supplies the toner from the toner containing portion to an image forming unit of an image forming apparatus, a porous member is disposed near the toner outlet, and the gas is fed into the toner containing portion through the porous member.
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