Rotational and positionable arm-controlled underwater bottom...

Excavating – Beneath a body of water – Suction

Reexamination Certificate

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Reexamination Certificate

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07047676

ABSTRACT:
A novel rotational and positionable robotic arm-controlled underwater bottom artifact and sample suction recovery apparatus and interchangeable bottom coring apparatus, wherein the interchange is effected underwater by rotation of a common deploying arm and remote-control mechanism.

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patent: 5487229 (1996-01-01), Nathenson et al.
patent: 6112439 (2000-09-01), Rinker

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