| 摘要 |
PROBLEM TO BE SOLVED: To alleviate a designing burden on a manufacturer, and to respond to various user needs in recent years. SOLUTION: A self-propelled hydraulic crane has a travelling body 1, a swivel body 2 swivellably provided in the travelling body 1, and a front device provided in the swivel body 2 to support a hoisted load through a main rope 15. The travelling body 1, the swivel body 2, and the front device are constructed of a main frame unit MF, a travelling system unit TR, and a front unit FR as at least one model-based unit unique on a model basis, and a cab unit CA, a main winch unit MW, a winch unit for ups and downs UW, a power unit PW, a valve unit VA, and a swivel unit SW as at least one commonized unit applicable to a plurality of models. COPYRIGHT: (C)2005,JPO&NCIPI
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