Cutting device with function of changing diameter in small range for soft rock shield machine
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United States of America Patent
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Apr 15, 2014
Grant Date -
Oct 4, 2012
app pub date -
Apr 18, 2011
filing date -
Aug 24, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A cutting device includes a cutting head, a plurality of peripheral cutters mounted on the cutting head, at least one peripheral cutter driving mechanism, a hydraulic control system, and a dissipation monitoring system, wherein the cutting head has at least one groove, wherein the peripheral cutters are symmetrically mounted on the cutting head at two sides of the groove, wherein the peripheral cutters are connected with the peripheral cutter driving mechanism which is provided on the groove, wherein the hydraulic control system includes a hydraulic tank arranged to drive the peripheral driving mechanism to move for driving the peripheral cutter to move correspondingly, wherein the hydraulic control system further includes a connector, a motion sensor electrically connected to the connector through a plurality of electrical wires, wherein the connector is communicated with the hydraulic tank through a plurality of transmission tubes and a fluid outlet.
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