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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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更新时间:2024/12/23 13:26:36