Patent ID: 11906912
Assignee: KYOCERA DOCUMENT SOLUTIONS INC.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 2:
3. The toner conveyance device according to claim 1, wherein
the loosening member includes:
a first loosening portion that is arranged on an upper side in the vertical conveyance portion and has an upper end opposed to the entry port;
a second loosening portion that is arranged on a lower side in the vertical conveyance portion and has a lower end opposed to the conveyance member; and
an annular portion that connects the first loosening portion to the second loosening portion and engages with an eccentric rotary shaft that is provided to protrude horizontally in the vertical conveyance portion, with a prescribed clearance provided between the annular portion and the eccentric rotary shaft in the vertical direction, and

the eccentric rotary shaft rotates in contact with an inner circumferential surface of the annular portion, thus causing the loosening member to reciprocate in the vertical direction at each of the first position and the second position.