Movable device for generating acoustic shear waves in the earth

Details Movable device for generating acoustic shear waves in the earth Movable device for generating acoustic shear waves in the earth

1977-04-15

1978-10-10

Wyche, Benjamin W.

Machine element or mechanism

Mechanical movements

Rotary to or from reciprocating or oscillating

340 155SW, 181121, 92 24, F16H 3300

Patent

active

041189949

ABSTRACT:
A device for generating shear waves in the earth for seismic prospectives, comprising a target member coupled with the earth, a vehicle carrying a mass and means for driving and guiding the mass along a direction perpendicular to the striking surface of the target member and parallel to the earth surface, said means comprising a toothed wheel in mesh with a driving chain and a counterweight for balancing the mass. According to a particular embodiment, the target member is so designed that at least a part of the vehicle weight can be applied thereon.

REFERENCES:
patent: 2740488 (1956-04-01), Heaps
patent: 3419313 (1968-12-01), Ulusal
patent: 3557603 (1971-01-01), Carr
patent: 3716111 (1973-02-01), Lavergne
patent: 3864667 (1975-02-01), Bahjat

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