发明名称 WINCH HAVING ADJUSTABLE INITIAL MECHANICAL ADVANTAGE
摘要 Various embodiments of the present disclosure provide a winch having a user-adjustable or variable initial mechanical advantage. In one embodiment, the winch of the present disclosure has an outer drum diameter adjustable between a minimum outer drum diameter, which is associated with a maximum initial mechanical advantage provided by the winch, and a maximum outer drum diameter, which is associated with a minimum initial mechanical advantage provided by the winch. This provides a user with the flexibility to adjust or vary the mechanical advantage of the winch to the user's preference.
申请公布号 CA2847946(A1) 申请公布日期 2014.11.03
申请号 CA20142847946 申请日期 2014.04.01
申请人 ILLINOIS TOOL WORKS INC. 发明人 CHUNG, BRIAN HYUK JOON;ZURKO, CRAIG JOSEPH;ZHU, ZHENGZHONG
分类号 B66D1/30;B63B21/16;B63B23/48;B66D1/04;B66F11/00 主分类号 B66D1/30
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