FIELD: construction.
SUBSTANCE: shoe comprises a body and a unit of shoe attachment to a support pillar. It has zero or positive buoyancy and is arranged as capable of changing zero or positive buoyancy to buoyancy of a low negative value. The shoe body comprises a hole for stretching of a support pillar, besides, the specified hole is arranged in the centre of the shoe and comprises vertical guide slots for interaction with racks of the support pillar. The unit of shoe attachment to the support pillar comprises two stops, every of which is equipped with a guide sleeve placed in a body, a sliding block installed in the guide sleeve, and a manual drive to move the block in the guide sleeve.
EFFECT: simplified assembly of a shoe to a pillar.
11 cl, 5 dwg
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