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Lifting hook : ウィキペディア英語版 | Lifting hook
A lifting hook is a device for grabbing and lifting loads by means of a device such as a hoist or crane. A lifting hook is usually equipped with a safety latch to prevent the disengagement of the lifting wire rope sling, chain or rope to which the load is attached. A hook may have one or more built-in pulleys to amplify the lifting force. ==See also==
* Hoist (device) * Crane (machine) * Wire rope * Chain * Rope
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Lifting hook」の詳細全文を読む
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