A mechanical apparatus used for hoisting heavy weights; (in later use) spec. one which is portable and which consists of a tripod (typically with…
| 单词 | θ212581 |
| 释义 | society > occupation and work > equipment > lifting or hoisting equipment > [noun] > shear-legs or gin (11) gin1398 A mechanical apparatus used for hoisting heavy weights; (in later use) spec. one which is portable and which consists of a tripod (typically with… lading gin1497 raising gin1497 = gin, n.1 8a. shearsa1625 plural. (Often construed as singular.) A device used upon ships, and in dockyards and mines, for raising and fixing masts, boilers and other heavy… Jack1686 Mining. A gin (gin, n.1 8b); esp. one designed to lift relatively small loads. Obsolete. triangle1691 Name for a kind of large tripod composed of three poles or spars joined at the top, bearing a pulley for hoisting heavy weights, or for… crab1739 A machine or apparatus for hoisting or hauling heavy weights: the name being originally applied to a… A three-legged frame with tackle for raising… shear-legs1860 A device consisting of three poles of wood or iron bolted together at their upper ends and extended below, carrying tackle for raising heavy… Subcategories:— drum of (1) — upper part (1) — socket for foot (1) |
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