Guide shoe for mining machine
AssigneeJoy Global Underground Mining LLC
InventorsRyan E. Perry, Shawn Franklin, Joshua Lutz
Life of this patent
Estimating the term…
Abstract
An interface between a guide shoe of a mining machine and a rack includes a first surface positioned on the guide shoe. and a second surface positioned on the rack. At least one of the first surface and the second surface including a profile oriented at an oblique angle relative to a plane of the rack.
Claims22
A drive mechanism for a mining machine, the drive mechanism configured to engage and move the mining machine along a rack, the drive mechanism comprising:
- a gear configured to engage the rack, rotation of the gear causing movement of the mining machine along the rack;
- and
- a guide shoe for maintaining engagement between the gear and the rack, the guide shoe including a wall having a surface configured to engage a surface of the rack, wherein at least one of the surface of the wall and the surface of the rack is angled or curved.
A drive mechanism for a mining machine, the drive mechanism configured to engage and move the mining machine along a rack, the drive mechanism comprising:
- a gear configured to engage the rack such that rotation of the gear moves the mining machine along the rack;
- and
- a guide shoe for maintaining engagement between the gear and the rack, the guide shoe including a wall having an angled surface,
- wherein the rack includes a planar surface configured to engage the angled surface.
-20. (canceled)
An interface between a guide shoe of a mining machine and a rack, the interface comprising:
- a first surface positioned on the guide shoe;
- and
- a second surface positioned on the rack,
- wherein at least one of the first surface and the second surface including a profile oriented at an oblique angle relative to a plane of the rack.
Dependencies are inferred from the claim text.