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US 2014/0030030 A1Published application
Mine bolter
AssigneeRambor Pty Limited
InventorPeter Mastalir
Life of this patent
Estimating the term…
Abstract
A machine (23) that is operable to drill passages in a surrounding rock layer and insert bolts therein. The machine (23) is operated by an operator (24) that stands on a platform (25) that is preferably secured to a rail upon which the machine (23) moves.
Claims20
A machine to drill a passage in a rock layer and insert a bolt therein, the machine including:
- a frame, the frame including spaced support portions upon which the frame rests;
- a device mounted on the frame, the device being configured to receive a drill bit to form a passage in the rock layer, and to insert a bolt in the passage;
- a pivot attaching the device to the frame for pivoting movement about a generally horizontal axis so that the device can move through an angle of at least 90°, with said angle including the device being generally upright;
- a motor extending between the device and the frame to cause angular movement of the device about said axis;
- and wherein
- said machine is configurable so as to have a centre of gravity located so that the machine remains supported by the support positions irrespective of the angular position of said device about said axis.
3 more elements
Dependencies are inferred from the claim text.