Height-adjustable support for semitrailers or the like
AssigneeGeorg Fischer Verkehrstechnik GmbH
InventorReinhold Riedl
Life of this patent
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Abstract
A height-adjustable support (10) for semi-trailers or similar, comprising a locally fixed external support tube (13), an internal support tube (14), which is fixed to a nut (18) on a spindle (17), the spindle being driven by a change-over gear and a bevel gear assembly. The change-over gear has two gear wheel stages which can be alternately activated, a separate gear stage comprising bevel gear toothing being provided for the distribution of forces after each gear wheel stage.
Claims33
1-32. (canceled)
A height-adjustable support for semitrailers or the like, comprising a fixed-mounted support outer tube, a support inner tube, which is disposed in a height-adjustable manner within the support outer tube and is fastened to a nut present on a spindle, the spindle is drivable via a speed-change gear mechanism and a bevel gear arrangement, the speed-change gear mechanism comprises two gearwheel stages which are alternately engageable, wherein, for power flow after each gearwheel stage of the speed-change gear mechanism, a separate transmission stage with bevel gear toothings is present.
Dependencies are inferred from the claim text.