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US 2010/0132501 A1Published application
Boom steering systems
AssigneeEric & Karyn Owen Pty Ltd
InventorEric John Owen
Life of this patent
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Abstract
A swing control apparatus for a boom comprising at least one rod attached to an arm, at least one sector gear attached to the arm and a translation gear interconnected with the at least one sector gear wherein, the movement of the rod causes movement of the arm and sector gear, resulting in movement of the translation gear which is translated into an electrical signal to thereby move the boom of the dragline excavator.
Claims19
A swing control apparatus for a boom comprising:
- (a) at least one rod attached to an arm;
- (b) at least one sector gear attached to the arm;
- and
- (c) at least one translation gear interconnected with the at least one sector gear;
- wherein, the movement of the rod causes movement of the arm and sector gear, resulting in movement of the translation gear which is translated into an electrical signal to thereby move the boom of a dragline excavator.
2 more elements
Dependencies are inferred from the claim text.