Bale opener
AssigneeMaschinenfabrik Rieter AG
InventorsAlexander Schmid, Gerhard Gschliesser
Life of this patent
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Abstract
A bale opener for the take-off of fiber tufts from fiber bales includes a take-off tower, which is arranged on a horizontal drive or a rotating frame, and a take-off arm. The take-off arm is held on the take-off tower in a guide so as to be vertically adjustable. A single lifting spindle having a longitudinal axis in the movement direction of the take-off arm is provided for the vertical adjustment of the take-off tower. The lifting spindle is fastened on the take-off tower and the take-off arm is connected to the lifting spindle via a nut.
Claims9
A bale opener for take-off of fiber tufts from fiber bales, comprising:
- a take-off tower arranged on a horizontal drive or a rotating frame;
- a take-off arm held on the take-off tower in a guide so as to be vertically adjustable along the take-off tower;
- a single lifting spindle fastened on the take-off tower for vertical adjustment of the take-off arm, the lifting spindle having a longitudinal axis in the movement direction of the take-off arm;
- the lifting spindle fastened on the take-off tower at an upper end of the lifting spindle, wherein a lower end of the lifting spindle is not held in the take-off tower;
- the take-off arm connected to the lifting spindle via a recirculating ball nut;
- and
- the nut provided with the drive and the lifting spindle held in a rotationally locked manner.
Dependencies are inferred from the claim text.