| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a positioning structure for driving unit by which a product quality can be stabilized by reducing the variation of a gear pitch between respective driving units. <P>SOLUTION: In the positioning structure for an image forming driving unit U1, a paper supply driving unit U2 and a fixing driving unit U3 of the image forming apparatus which drives and rotates the image forming driving unit U1, the paper supply driving unit U2 and the fixing driving unit U3 by transmitting driving force of a single motor 31 to the image forming driving unit U1, the paper supply driving unit U2 and the fixing driving unit U3 through gear trains G1, G2 and G3, the paper supply driving unit U2, the fixing driving unit U3 and a motor attaching plate 32 to which the motor 31 is attached are positioned by the gear shafts 35 and 36 of the paper supply driving unit U2 and the fixing driving unit U3 ranging to the motor attaching plate 32. <P>COPYRIGHT: (C)2009,JPO&INPIT |
