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ratchet wheel

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ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.ratchet wheel - toothed wheel held in place by a pawl or detent and turned by a leverratchet wheel - toothed wheel held in place by a pawl or detent and turned by a lever
rachet, ratch, ratchet - mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction
wheel - a simple machine consisting of a circular frame with spokes (or a solid disc) that can rotate on a shaft or axle (as in vehicles or other machines)
Translations
ratchet wheel nruota dentata


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That can be done by using the microscopic equivalent of a notched ratchet wheel that can rotate in only one direction.
 
 
 
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