FIELD: machine building.
SUBSTANCE: additional fixation of anchor driven into soil for a certain depth, is done by impression of sliding fixtures by working fluid. Hollow rod of anchor is arranged with hollow multiturn screw tip, lower blade of which is equipped with bits - fangs. Sliding fixtures represent multistep telescopic hydraulic cylinders of single-sided action arranged in cavities of bulges on case of screw tip blades. On upper end part of screw tip there is a bulge with slots for connection teeth of assembly rod, representing a pipe. In cavity of rod and screw tip there is an isolated line of working fluid supply.
EFFECT: improved retention capacity of anchor.
5 cl, 6 dwg
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