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Subject: Помогите разобраться (трубопротяжное устройство) gen. Помогите, пожалуйста, разобраться что к чему. Описан процесс работы трубопротяжного устройство. Описано все одним предложением, очень громоздким и очень невнятным. Как можно его перевести или хотя бы помогите разобраться в сути процесса:Devices for carrying out a process for pulling a pipe laid in the ground and/or to be laid in the ground towards a pit located below ground and accessible therefrom, in which is configured a pulling mechanism which is engaged with a pulling element, and the pulling element is passed through the pipe and engages it behind its rear end, as seen in the pulling direction, or the pulling element engages the pipe at the front end, as seen in the pulling direction, and is pulled by the pulling mechanism with the pipe step by step towards the pit in such a manner that the pulling mechanism executes a forward and a backward stroke with each step, characterised in that the pulling element is during the backward stroke held under a tension which corresponds with its elastic expansion during the forward stroke
with an elastically expandable pulling element which is passed through the pipe and in the pulling direction operationally engaged thereto at its rear end, as seen in the pulling direction, or operationally engaged with the pipe at its front end, as seen in the pulling direction, with a pulling mechanism arranged in the pit which is operationally engaged in the pulling direction to the front end of the pulling element, as seen in the pulling direction, and the pulling mechanism is a mechanism operating step by step with a forward and a backward stroke, characterised in that the pulling mechanism is engaged with a pulling member which is during the forward stroke engaged with the pulling element, and provided with a support member which is engaged with the pulling element during the backward stroke (Claim 13 of EP 0 817 936 B1)
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