| 摘要 |
<p>PROBLEM TO BE SOLVED: To supply toner in a storage container to a developing device, without flocculating the toner.SOLUTION: A developer supply device includes a guide path 55b guiding the toner introduced from an inflow path 55a through an introduction port 55b-1 to a developing device 24 and a conveyance member 55c including a spiral blade 55c-2 and a holder 55c-1 holding the spiral blade 55c-2, arranged in the guide path 55b, and conveying the toner introduced into the guide path 55b to the developing device 24 by rotation. In the part facing the introduction port of the conveyance member 55c, the interval W1 of the spiral blade 55c-2 in a horizontal direction is equal to or more than a width W2 in a direction along the rotary shaft of the conveyance member 55 in the introduction port 55b-1 and the position of the holder 55c-1 is different from the rotation center of the conveyance member 55c.</p> |
