| 摘要 |
PROBLEM TO BE SOLVED: To prevent, during drive of a conveyance shaft, a stress applied to an engaging part between a conveyance driving shaft and a conveying member from increasing and destroying the engaging part due to the presence of a gap in the radial direction at the engaging part.SOLUTION: A conveying member 43 conveying a developer T is provided with a welded part 101a, and the conveying member 43 and a conveyance driving shaft 51 transmitting drive to the conveying member 43 are welded to each other at the welding part 101a and 50a by adding ultrasonic vibration to drive transmission means 50 so as to fix the drive transmission means 50 and conveying member 43 as one body.SELECTED DRAWING: Figure 1 |
