Geophone securement mechanism

Details Geophone securement mechanism Geophone securement mechanism

2008-03-23

2009-12-29

Lobo, Ian J (Department: 3662)

Communications, electrical: acoustic wave systems and devices

Signal transducers

Receivers

C367S182000

Reexamination Certificate

active

07639566

ABSTRACT:
A seismic sensor comprising a coil assembly suspended in a magnet field produced by a magnet assembly, and a locking mechanism for preventing the coil assembly from moving freely until a seismic event is initiated at the surface or within an earth formation to collect seismic data.

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patent: 5469408 (1995-11-01), Woo
patent: 6061302 (2000-05-01), Brink et al.
patent: 6173804 (2001-01-01), Meynier
patent: 6751162 (2004-06-01), Dominguez et al.
“CMG-3T, Triaxial Broadband Seismometer”, Operator's guide Part No. MAN-030-0001, Guralp Systems Limited, Jun. 6, 2006.

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