Soil investigation device

Details Soil investigation device Soil investigation device

1982-12-23

1985-07-23

Swisher, S. Clement

Measuring and testing

Hardness

By penetrator or indentor

7386445, 175162, 175203, G01N 300

Patent

active

045302367

ABSTRACT:
A device for performing soil inspection by means of a tube to be driven into the soil, comprising driving means which grip around the tube substantially coaxially said driving means comprising either a cylinder with a hollow piston rod or pairs of opposed driving wheels. Auxiliary means are provided for facilitating soil inspection operations with such a device, such as an improved pressing and pulling head, and means for signal transfer from a measuring cone towards measuring instruments at the soil surface.

REFERENCES:
patent: 2820116 (1958-01-01), Alberts
patent: 3054285 (1962-09-01), Roosen
patent: 3331240 (1967-07-01), Nilsson et al.
patent: 3999424 (1976-12-01), Pellissier
patent: 4398414 (1983-08-01), MacGregor
patent: 4400970 (1983-08-01), Ali

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