Cutting apparatus using a clearing arrangement
AssigneeSandvik Intelectual Property AB
InventorsBernhard EBNER, Erich BRANDL
Life of this patent
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Abstract
A cutting unit for use with a cutting apparatus suitable for creating tunnels or subterranean roadways and the like, includes a cutting arm configured for pivotal movement around at least one pivot axis and a cutting head mounted to the cutting arm. The cutting head includes at least one rotatable cutting element for detaching material from a rock face, and a clearing arrangement mounted to the cutting arm. The clearing arrangement has a clearing blade for pushing detached rock material onto a loading table of the cutting apparatus, the clearing blade being guided by a first guiding mechanism to allow a free movement of the clearing blade in a first direction.
Claims15
A cutting unit for use with a cutting apparatus suitable for creating tunnels or subterranean roadways and the like, the cutting unit comprising:
- a cutting arm configured for pivotal movement around at least one pivot axis;
- a cutting head mounted to the cutting arm, the cutting head including at least one rotatable cutting element for detaching material from a rock face;
- and
- a clearing arrangement mounted to the cutting arm, wherein the clearing arrangement includes a clearing blade arranged to push detached rock material onto a loading table of the cutting apparatus, the clearing blade being guided by a first guiding mechanism allowing for free movement of the clearing blade in a first direction.
A cutting apparatus suitable for creating tunnels or subterranean roadways and the like, comprising:
- a loading table arranged to receive detached rock material;
- and
- a cutting unit including a cutting arm configured for pivotal movement around at least one pivot axis, a cutting head mounted to the cutting arm, the cutting head including at least one rotatable cutting element for detaching material from a rock face, and a clearing arrangement mounted to the cutting arm, wherein the clearing arrangement includes a clearing blade arranged to push detached rock material onto a loading table of the cutting apparatus, the clearing blade being guided by a first guiding mechanism allowing for free movement of the clearing blade in a first direction, the clearing blade of the cutting unit being configured to push detached rock material onto the loading table.
Dependencies are inferred from the claim text.