Guiding device of hauling rope for tools in borehole
AssigneeKorea Institute of Geoscience and Mineral Resources
InventorsSeho Hwang, Hyoung Chan Kim, In Hwa Park, Jehyun Shin
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Abstract
Disclosed is a guiding device of a hauling rope, in more detail, a guiding device of a hauling rope that installed at the top of casing, which controls inserting/withdrawing a hauling rope connected with a Sonde, measuring instrument, which probes, observes, and examines an underground structure, geological features, or soil conditions within borehole.
Claims8
A guiding device of a hauling rope for inserting and/or withdrawing a tool in a borehole, wherein the tool is to be coupled to an end of the hauling rope and observes and/or measures the subsurface geological information inside the borehole, the guiding device comprising:
- a hauling guide body that has a pair of rollers where the hauling rope is placed, and a moving member having two distant fixing portions each located at one side of the moving member, said fixing portions each holding the one of the rollers;
- and
- a cradle attached to the moving member by way of a fixing member, at the side opposite to the side where the rollers are fixed, said cradle comprising a fastening unit for fastening the guiding device to an external object.
Dependencies are inferred from the claim text.