| 摘要 |
The present disclosure relates to a chain drive assembly for a work machine, in particular for a crawler-mounted crane or a crawler excavator, having a drive crawler track, at least one displaceably supported sprocket wheel, in particular a guide wheel or idler wheel, and at least one tensioning device to tension the crawler track, wherein at least one abutment is provided which bounds the displacement of the displaceably supported sprocket wheel. The present disclosure further relates to a work machine, in particular to a crawler-mounted crane or a crawler excavator, having such a chain drive assembly.
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