发明名称 Hydraulic cylinder life prediction
摘要 Maintenance requirements for hydraulic cylinders used to actuate heavy equipment may be predicted by measuring actual use of the cylinders. Sensors measuring piston position within each cylinder are integrated and the results stored in histograms bins to provide a permanent record of motion. Hydraulic pressure and temperature are also recorded. Data are downloaded periodically and compared with data from laboratory tests and/or from other units in the field.
申请公布号 US7120523(B2) 申请公布日期 2006.10.10
申请号 US20020211496 申请日期 2002.08.01
申请人 CATERPILLAR INC. 发明人 MULLER THOMAS P.
分类号 F16H39/02;F15B15/14;F15B19/00;F16K3/00;G07C3/00 主分类号 F16H39/02
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