| 摘要 |
PROBLEM TO BE SOLVED: To provide a weight for a hooking overwind device capable of preventing the weight from self-revolving. SOLUTION: This weight is a weight for hooking overwind prevention device, which consists of an inner-cylinder weight and an outer-cylinder weight. The inner-cylinder weight has almost the same length as the outer-periphery weight, and is constituted through bearings so as to rotate against the outer-periphery. COPYRIGHT: (C)2005,JPO&NCIPI
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