About The Word Ratchet
Learn about the word Ratchet to help solve your crossword puzzle. Discover Ratchet definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Ratchet
| Ratchet Definition And Meaning |
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What's The Definition Of Ratchet?
[n] mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction
[v] move by degrees in one direction only, as of toothed wheels Synonyms | Synonyms for Ratchet: rachet | rachet up | ratch | ratchet down Related Terms | Find terms related to Ratchet: See Also | advance | click | detent | dog | go on | march on | mechanical device | move on | pass on | pawl | progress | ratchet screwdriver | ratchet wheel | spiral ratchet screwdriver Ratchet In Webster's Dictionary \Ratch"et\, n. [Properly a diminutive from the same word
as rack: cf. F. rochet. See 2d {Ratch}, {Rack} the
instrument.]
1. A pawl, click, or detent, for holding or propelling a
ratchet wheel, or ratch, etc.
2. A mechanism composed of a ratchet wheel, or ratch, and
pawl. See {Ratchet wheel}, below, and 2d {Ratch}.
{Ratchet brace} (Mech.), a boring brace, having a ratchet
wheel and pawl for rotating the tool by back and forth
movements of the brace handle.
{Ratchet drill}, a portable machine for working a drill by
hand, consisting of a hand lever carrying at one end a
drill holder which is revolved by means of a ratchet wheel
and pawl, by swinging the lever back and forth.
{Ratchet wheel} (Mach.), a circular wheel having teeth,
usually angular, with which a reciprocating pawl engages
to turn the wheel forward, or a stationary pawl to hold it
from turning backward.
Note: In the cut, the moving pawl c slides over the teeth in
one direction, but in returning, draws the wheel with
it, while the pawl d prevents it from turning in the
contrary direction.
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