Drive device
AssigneeFesto AG & Co.
InventorsGunther Muschong, Kurt Stoll
Life of this patent
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Abstract
A drive device comprising a closed hydraulic circuit which has a hydraulic drive adapted to be actuated by hydraulic medium and has a hydraulic pump responsible for the supply and removal of the hydraulic medium to and from the hydraulic drive. For the operation of the hydraulic pump an electric motor is provided. The activation of the hydraulic drive is controlled by the operational state of the hydraulic pump.
Claims26
A drive device comprising a closed hydraulic circuit, which includes a hydraulic drive able to be actuated by hydraulic medium and a hydraulic pump causing the supply and removal of such hydraulic medium in relation to hydraulic drive, and furthermore an electric motor for operation of the hydraulic pump, activation of the hydraulic drive being dependent on the operational state of the hydraulic pump.
Dependencies are inferred from the claim text.