| 摘要 |
Tube housing (8) where there are holders (2) with nuts (3) for the fastening of accessories, on one side closed with overlapping lid (4), where there is, in the bearing, an axel on one side (10), with a spring (11), pole (5) and journal (13), where there is axially adaptable struit wire (1), passing through the open lid (14) and closing tube box (8) on the other side, axis is being fitted in (10) where round rings (9) are being situated, where ropes are passing (12) and connecting haulage chain (6). In order to avoid bending of axes (10) and damage of rope (12) with the overburdening of equipment, equally distributed round rings (9), on the axes (10) are placed in the tube box (80, and opening for ropes (12) are placed in the same direction and are parallel to the axis of arbor (10), plade in the bearing of the closed lid (4) and open lid (14) closing the tube box (8), containing holders (2) with nuts (3). |
