| 摘要 |
A trolley carriage comprising rollers for carrying the trolley carriage along a bearing rail. The rollers are supported by at least one roller support of the trolley carriage. The bearing rail has live rails which are insulated from one another extending along the bearing rail, and the trolley carriage has sliding contacts which are in flexible contact with the live rails. A common housing part which is connected to at least one roller support via a detachable quick coupling supports the sliding contacts.
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