ROCK CUTTING DEVICE
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Feb 27, 2020
app pub date -
Oct 29, 2019
filing date -
Oct 29, 2019
priority date (Note) -
Published
status (Latency Note)
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Abstract
A rock excavating device includes a shaft and a cutting element. The shaft includes a first portion and a second portion connected to an end of the first portion. The first portion is rotatable about a first axis. The second portion extends along a second axis that is oblique with respect to the first axis. The cutting element includes a cutting edge. The cutting element is supported on the second portion and rotatable about the second axis. Rotation of the first portion of the shaft about the first axis changes the orientation of the second axis and the cutting element.
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