Full-cut heading machine
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United States of America Patent
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-
N/A
Issued Date -
Dec 17, 2009
app pub date -
Sep 19, 2007
filing date -
Sep 20, 2006
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
In a full-cut heading machine including a drill head (1) for hard rock, which is rotationally mounted about an axis of rotation (6) extending in the driving direction, as well as downstream extraction tools (5) for producing a floor widened in the floor region, the downstream extraction tools (5) are arranged on the shells, and optionally end faces, of rollers (3, 4) rotationally mounted transversely to the axis of rotation (6) of the drill head (1).
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Family
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Cited Art Landscape
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