| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a rotor, retaining the rigidity of the rotor shaped like a cylindrical pipe and achieving space-saving by effectively utilizing a hollow space. <P>SOLUTION: In the typical configuration of the rotor, a resist roller 910 includes: a pipe shaft 3 like a cylindrical pipe; a bearing 2 for rotatably journaling both longitudinal ends of the pipe shaft, wherein a plurality of screws 9 projected obliquely to the axial direction of the pipe shaft 3 are provided on the inner surface of the pipe shaft 3, and with the rotation of the pipe shaft 3, the screws 9 are rotated to carry a developer in the pipe shaft 3 in the longitudinal direction of the pipe shaft 3. <P>COPYRIGHT: (C)2009,JPO&INPIT |
