摘要 |
1. The method and the device for the relocation of a drilling device for drilling freezing holes characterized in that the drilling device is supported on its one end on a bearing situated in the middle of drawing shafts or ventilating shafts, and the other end is placed on road wheels, with the help of which the drilling device is moved on a circle-shaped track from one hole to the other with the use of a side force.2. The method and the device for the relocation of a drilling device for drilling freezing holes characterized in that it consists of a bearing, whose upper part (1) is fixed, preferably with screws, to the frame (2) of the drilling device, and the bottom part (3) is located on a concrete plate (4) in the middle point (5) of the shaft and consists of road wheels (6) fixed to the other end of the frame (2) of the drilling device.<IMAGE>
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