The rope or chain of a crane, by which weights are hoisted or lowered. Obsolete.
单词 | θ212587 |
释义 | society > occupation and work > equipment > lifting or hoisting equipment > [noun] > crane > parts of (13) crane-line1466 The rope or chain of a crane, by which weights are hoisted or lowered. Obsolete. ram's head1611 = ram-head, n. 1c. Obsolete. crane-wheel1669 a tread-wheel by which a crane was formerly worked. ram-head1686 A hook on a crane, originally resembling a ram's horns, used to move heavy objects. Cf. ram's head, n. 2. Obsolete. gibbet1730 The projecting arm of a crane; also called jib, n.1 calliper1765 In singular or plural. A device with paired arms or jaws for grasping a load to be lifted, esp. by a crane. Cf. clutch, n.1 6b. Now rare. jib1765 The projecting arm of a crane; also applied to the boom of a derrick. outrigger1835 Any of various supports or structures extending out from the main body of a vehicle, piece of machinery, etc. clutch1874 A mechanical contrivance with two hooked arms for clipping or clutching the bodies to be lifted by a crane, etc. crab1874 A machine or apparatus for hoisting or hauling heavy weights: the name being originally applied to a… The lifting-gear of a crane, travelling on… gabbard1952 A steel frame which supports a crane or derrick. spreader1957 A beam designed to be suspended from a crane, hoist, etc., at two or more points along its length, typically having multiple points at which a load… lifting beam1963 a beam, fitted to a crane hook, to which a load may be attached in two or more places. |
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