Drilling device and drilling method
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United States of America Patent
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-
Jul 12, 2016
Grant Date -
Jan 8, 2015
app pub date -
Jul 1, 2014
filing date -
Jul 3, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A drilling device and method with a drill rod which can be driven in a rotating manner and has an internal line, a support rope, a rotary joint between the drill rod and the support rope and has a holding member which is in connection with the support rope and a rotary member which is in connection with the rotatable drill rod, a line and a rotary feed-through which is designed for the passage of fluid and/or data between the line and the internal line of the drill rod, wherein the rotary feed-through has a rotor connected to the drill rod and a non-rotating stator, to which the line is attached. Provision is made for the support rope to be designed in a torsion-proof manner and for a rigid connecting element to be arranged as a torque support between the stator of the rotary feed-through and the torsion-proof support rope.
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Family
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Cited Art Landscape
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