| 摘要 |
A chain adjustment arrangement including a drive gear having a fixed axis, an idler gear having a movable axis, and a driven gear having a movable axis, a first rigid link mounted between the axes of the drive gear and the idler gear, and a second rigid link mounted between the axes of the idler gear and the driven gear. The first and second links serve to maintain the idler gear in engagement between the drive gear and the driven gear upon manual movement of the driven gear to take up stretch in the conveyor chain.
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