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    • 2. 发明公开
    • A pulling tackle
    • Flaschenzug。
    • EP0079593A2
    • 1983-05-25
    • EP82110435.3
    • 1982-11-11
    • Sophus Berendsen Marine A/S
    • Jensen, Jens Christian
    • B66D3/04B66D3/10
    • B66D3/04B66D3/10
    • In a tackle comprising tackle blocks (10, 11) with sheaves or pulleys (12,13) and a tackle fall (15) passed over the pulleys, both end portions (16, 17) of the fall are releasably fastened to one (10) of the tackle blocks by means of a locking device (23). This means that the user may operate the tackle either by pulling one of the tackle end portions and thereby obtain a mechanical advantage which is normal for a tackle of that type, or pull both of the tackle end portions (16, 17) simultaneously, and thereby obtain a mechanical advantage which is only half of that normally obtained.
    • 在包括具有滑轮或滑轮(12,13)的滑车块(10,11)和通过滑轮的滑车坠落(15)的滑车的滑车中,坠落的两个端部(16,17)可释放地紧固到一个(10 )通过锁定装置(23)进行。 这意味着用户可以通过拉动滑车端部之一来操作滑车,从而获得对于该类型的滑车是正常的或同时拉动滑车端部(16,17)的机械优点,以及 从而获得仅通常获得的一半的机械优点。