| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent toner from leaking or scattering into an image forming apparatus even when a developing device is detached. <P>SOLUTION: The toner conveying unit 1 includes: a first conveying section having a first conveying pipe 2 forming a first conveying path of a quadrangular cross-section, and a first shutter member 4 rotatable around an axial line 4a orthogonal to the conveying direction of the first toner conveying path and used to open or close the toner conveying end of the first toner conveying path; and a second conveying section having a second conveying pipe 3 forming a second conveying path of a quadrangular cross-section, and a second shutter member 5 rotatable around an axial line 5a orthogonal to the conveying direction of the second toner conveying path and used to open or close the toner conveying end of the second toner conveying path. <P>COPYRIGHT: (C)2010,JPO&INPIT |
