Apparatus for positioning geophones in shallow holes

Details Apparatus for positioning geophones in shallow holes Apparatus for positioning geophones in shallow holes

1988-12-30

1991-04-09

Jordan, Charles T.

Communications, electrical: acoustic wave systems and devices

Signal transducers

Receivers

367188, 367191, 181 05, H04R 100

Patent

active

050070312

ABSTRACT:
A geophone and a geophone planting tool adapted to engage the outer case of the geophone, to hold it securely during aligning, leveling and implanting into the earth and to release it upon lifting the geophone planting tool from the geophone have matable surfaces which enable forces to be transmitted from the geophone planting tool to the geophone.

REFERENCES:
patent: 3286783 (1966-11-01), Cherry, Jr. et al.
patent: 3302164 (1967-01-01), Waters et al.
patent: 3736556 (1973-05-01), Barr, Jr.
patent: 3931453 (1976-01-01), Hall, Jr.
patent: 4059820 (1977-11-01), Turpening
patent: 4300220 (1981-11-01), Goff et al.
patent: 4470134 (1984-09-01), McNeel
patent: 4838379 (1989-06-01), Maxwell

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