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US 9,663,333 B2Granted
Self-propelled work machine
AssigneeSennebogen Maschinenfabrik GmbH
InventorErich Sennebogen
Life of this patent
Estimating the term…
Abstract
A self-propelled work machine includes an undercarriage provided with drive wheels driven by a drive device. An upper structure is rotatably mounted on the undercarriage. A drive unit is arranged in the undercarriage and a boom for a work tool is mounted on the undercarriage. The drive unit drives a power generator that is a power source for an electric motor arranged in the upper structure, the electric motor being the drive device for the drive wheels arranged on the undercarriage.
Claims9
A self-propelled work machine comprising:
- an undercarriage provided with drive wheels;
- an upper structure rotatably mounted on the undercarriage;
- an electric motor arranged in the upper structure driving said drive wheels provided on said undercarriage;
- a drive unit arranged in the upper structure;
- a boom mounted on the upper structure;
- and
- a power generator driven by the drive unit, said power generator providing power to the electric motor to drive said drive wheels provided on said undercarriage.
4 more elements
Dependencies are inferred from the claim text.