Mobile crane having a separable a frame
AssigneeLiebherr-Werk Nenzing GmbH
InventorsRichard Torghele, Manuel Torghele
Life of this patent
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Abstract
The disclosure relates to a mobile crane, such as a crawler crane, comprising an undercarriage having a traveling gear, a superstructure rotatably supported about a vertical axle on the undercarriage, a boom connected in an articulated manner to the superstructure pivotable about a horizontal axle, an A frame connected to the boom via a guying means, and a retraction mechanism by means of which the A frame is pivotable. In accordance with the disclosure, the A frame is separable and comprises a pole connected in an articulated manner to the superstructure and a folding pole releasably connected to the pole.
Claims18
A mobile crane, comprising:
- an undercarriage having a traveling gear;
- a superstructure supported rotatably about a vertical axle on the undercarriage;
- a boom connected in an articulated manner to the superstructure pivotable about a horizontal axle;
- an A frame connected in an articulated manner to the superstructure pivotable about a horizontal axle and connected to the boom by means of a guying means;
- and
- a retraction mechanism by means of which the A frame is pivotable,
- wherein
- the A frame is separable and comprises a pole connected in an articulated manner to the superstructure and a folding pole releasably connected to the pole;
- the folding pole can be removed from the pole and can be releasably mounted on the superstructure;
- and
- the folding pole and the superstructure each have fastening means by means of which the folding pole can be releasably mounted on the superstructure.
A separable A frame for a mobile crane comprising a pole connected in an articulated manner to a superstructure of the mobile crane and a folding pole releasably connected to the pole;
- wherein the folding pole can be removed from the pole and can be releasably mounted on the superstructure;
- and
- wherein the folding pole and the superstructure each have fastening means by means of which the folding pole can be releasably mounted on the superstructure.
Dependencies are inferred from the claim text.