GROUND PROBING DEVICE Russian patent published in 2007 - IPC E02D1/00 

FIELD: construction, particularly investigation of foundation soil in situ, particularly to predict and estimate critical foundation condition and to determine quality of ground bed consolidation.

SUBSTANCE: ground probing device comprises conical head with rod, arm secured to shaft, head driving mechanism, which lowers the head in ground. The head driving mechanism comprises anvil and weight carried by axis. Device also has horizontal hollow body laid on base and provided with guiding bushes. Guiding bushes are installed from opposite body sides concentrically to central axis. Rod with conical head is inserted in one bush so that the rod may slide in longitudinal direction. Another bush has inner thread cooperating with arm shaft made as screw with stop. Central part of outer body surface has guiding means with slide supporting anvil. Anvil is shaped as wedge having inclined surface cooperating with mating slide surface and vertical surface cooperating with arm screw stop having weight with axis transversal to body one.

EFFECT: extended functional capabilities and decreased labor inputs for device operation.

2 dwg