| 摘要 |
The current take-off line has at least one extruded pre-profiled current rail (13) contained with a hollow profile housing (12) of an insulating plastics material, the rear part of each curent rail anchored in the material of the housing, with a hollow space (19) at the rear of each current rail for locating coupling elements positioned between abutting current take-off line sections. Also included are Independent claims for the following: (a) a coupling element for current take-off line sections; (b) a current take-off line manufacturing method
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