Definitionn. mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction
Last update: August 13, 2015
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Don't you know that a ratchet is used in a bicycle. [Please select]
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He wanted her to fight him, to ratchet up the levels of agony. [Please select]
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Packing is completed by means of stout wire, which is strained by a simple ratchet arrangement. [Please select]
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Meanwhile the toe of his right boot counted the increasing tempo until it came up and down like a ratchet. [Please select]
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A ratchet prevents the arbor from being turned backwards by the spring. [Please select]
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It is a ratchet specially suited for this kind of work. [Please select]
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The driving-wheel is assumed to be on the further side of the ratchet. [Please select]
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] When the rider ceases to pedal, the chain-ring becomes stationary, but the ratchet continues to revolve. [Please select]
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Another remarkable feature in these early gears is the use of ratchet-shaped teeth, sometimes even twisted helically so that the gears resemble worms intermeshing on parallel axles. [Please select]
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