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专利名称：Chain block发明人：Iwao Kataoka申请号：US11235393申请日：20050926公开号：US07156374B2公开日：20070102
专利附图：
摘要：A chain block comprising a load sheave winding up a load chain, a hand wheelarranged on one side of the load sheave and rotatable in one of a normal direction and areverse direction in response to the manual operation of a hand chain, a pinion shaftinserted through the load sheave along the center axis of the load sheave in a manner
allowing the load sheave to be freely rotatable thereabout, one end of the pinion shaftscrewed into the center of the hand wheel and the other end of the pinion shaft includinga spindle gear, a reduction gear composed of a small-diameter gear and a large-diametergear, the large-diameter gear in mesh with the spindle gear, a main shaft gear, in meshwith the small-diameter gear, transferring a torque of the reduction gear to the loadsheave.
申请人：Iwao Kataoka
地址：Amagasaki JP
国籍：JP
代理机构：Thompson Hine LLP
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