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US 2008/0156477 A1Published application
Deployment tool for well logging instruments conveyed through the interior of a pipe string
AssigneeThrubit B.V.
InventorsJames G. Aivalis, Corey McGillivary
Life of this patent
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Abstract
A deployment device for controlling rate of movement of an instrument inside a conduit includes a mandrel having a coupling to affix the deployment device to the instrument and a controllable brake disposed in the mandrel, the brake controllably actuatable to maintain the mandrel and instrument at a selected speed within the conduit.
Claims22
A deployment device for controlling rate of movement of an instrument inside a conduit, comprising:
- a mandrel including a coupling to affix the deployment device to the instrument;
- and
- a controllable brake disposed in the mandrel, the brake controllably actuatable to maintain the mandrel and the instrument at a selected speed within the conduit.
A deployment device for a well logging instrument disposed in a conduit, comprising:
- a mandrel including a coupling to affix the deployment device to the instrument;
- and
- a drive mechanism disposed in the mandrel, the drive mechanism including at least one traction wheel urged into contact with an interior wall of the conduit by a biasing device, the drive mechanism including a motor arranged to rotate the at least one traction wheel to provide motive power to the mandrel.
Dependencies are inferred from the claim text.