Power plants – Pressure fluid source and motor – With control means for structure storing work driving energy
Reexamination Certificate
2005-07-06
2008-10-14
Leslie, Michael (Department: 3745)
Power plants
Pressure fluid source and motor
With control means for structure storing work driving energy
Reexamination Certificate
active
07434391
ABSTRACT:
The invention relates to an excavator or to a machine for material transfer comprising an element movable via at least one hydraulic cylinder. In accordance with the invention, one or more hydraulic cylinders are additionally hinged to the element, with the additional hydraulic cylinder(s) being connected to one or more hydraulic accumulators.
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Asam Dirk
Mieger Rolf
Wachter Roland
Wager Bernd
Dilworth & Barrese LLP
Leslie Michael
Liebherr-Hydraulikbagger GmbH
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