ENERGY RECOVERY DEVICE OF CARGO HANDLING APPARATUS

摘要: PROBLEM TO BE SOLVED: To provide an energy recovery device of a cargo handling apparatus capable charging generated power at the current value suitable for it into battery and efficiently generating when is by utilizing pressurized liquid returned from inside bottom chamber lift cylinder to tank. SOLUTION: A hydraulic oil in tank 16 supplied 12a 12 lifting fork 11 pump 17 driven motor 18. control valve 14 extending retracting changing over position interposed between 17. When operated lower cylinder, refluxed through return pipe 20. An impeller 21 rotated jetted 20 drive generator 23 rotation 21. charged E. COPYRIGHT: (C)2008,JPO&INPIT