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US 11,597,435 B2Granted
Drilling rig
AssigneeBAUER Maschinen GmbH
InventorMichael Hartl
Life of this patent
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Abstract
The invention relates to a drilling rig with a drilling tower, a base structure, on which the drilling tower is arranged, and at least three support units being part of the base structure, each support unit having at least one wheel rotatable around a horizontal wheel axis, wherein at least one of the support units comprises a vertical steering axis, around which the at least one wheel can be turned by a steering drive. The invention further relates to a method for moving such a mobile drilling rig.
Claims13
A drilling rig having
- a drilling tower,
- a base structure, on which the drilling tower is arranged, and
- at least three support units being part of the base structure, each support unit having at least one wheel rotatable around a horizontal wheel axis,
- wherein
- at least one of the support units comprises a vertical steering axis, around which the at least one wheel can be turned by a steering drive, wherein
- each support unit comprises at least one first wheel rotatable around a first wheel axis and at least one second wheel rotatable around a second wheel axis being distant and parallel to the first wheel axis,
- the first wheel axis and the second wheel axis are arranged at one common carrier element, and
- the carrier element is mounted swingably around a horizontal swing axis, which is arranged between the first wheel axis and the second wheel axis.
5 more elements
Dependencies are inferred from the claim text.