| 摘要 |
A lead line between at least two persons who are moving in a line, particularly on skis, in order to facilitate the movement of the person or persons at the rear; this device includes at least two harnesses, each adapted to be worn by one of the persons, and at least one towline which is made up of an elastic section and safety coupling adapted to be released when a predetermined tension on the towline is exceeded; each towline connects two consecutive harnesses by attachment inclined in the harnesses.
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