Tread device for a crawler crane
AssigneeLiebherr-Werk Ehingen GmbH
InventorMarc Mebus
Life of this patent
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Abstract
The invention relates to a tread device for walking on a crawler carrier of a work machine having a caterpillar drive, wherein the tread device has a holder that can be installed at the crane, in particular at the crawler carrier, at which at least one tread surface is provided, characterized in that the tread surface lies on the upwardly disposed surface of a crawler chain of the caterpillar drive in the state installed at the work machine and the lower side of the tread surface comprises at least one sliding element to ensure a sliding or rolling relative movement between the crawler chain and the tread surface.
Claims13
A tread device for walking on a crawler carrier of a work machine having a caterpillar drive, wherein the tread device has a holder that can be installed at the crane, in particular at the crawler carrier, at which at least one tread surface is provided,
- wherein
- the tread surface lies on the upwardly disposed surface of a crawler chain of the caterpillar drive in the state installed at the work machine and the lower side of the tread surface comprises at least one sliding element or roller element to ensure a sliding or rolling relative movement between the crawler chain and the tread surface, wherein there is a material contact between the lower side of the tread surface and an outer side of track pads of the crawler chain.
Dependencies are inferred from the claim text.