发明名称 |
Image forming apparatus for supplying power to members of a rotary developing device |
摘要 |
An image forming apparatus of the type having a rotary developing device or revolver, and a power supply device. When the revolver is rotated to bring one of its developing sections to a developing position, the end of a developing roller disposed in the developing section faces a bracket mounted on a rear wall included in the apparatus body. A retractable rod-like terminal is mounted on the bracket and constantly biased by a spring. A bias for development is applied from a bias circuit to the developing roller via the retractable terminal.
|
申请公布号 |
US5646721(A) |
申请公布日期 |
1997.07.08 |
申请号 |
US19950455622 |
申请日期 |
1995.05.31 |
申请人 |
RICOH COMPANY, LTD. |
发明人 |
SUGIHARA, KAZUYUKI;ISHIKAWA, TOMOJI;KOSUGE, KATSUHIRO |
分类号 |
G03G21/00;G03G15/01;G03G15/06;G03G15/08;G03G21/16;(IPC1-7):G03G15/00 |
主分类号 |
G03G21/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|