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Registrations were closed for a long time because of forum spam, but I have re-opened them on a trial basis.

The forum administrator (chris dot waigl at gmail dot com) reserves the right to request users to plausibly demonstrate that they are real people with an interest in the topic of eggcorns. Otherwise they may be removed with no further justification. Likewise, accounts that have not been used for posting may be removed.

Thanks for your understanding.

Chris -- 2015-05-30

#1 2006-06-03 19:13:30

From: Winchester Massachusetts
Registered: 2005-10-25
Posts: 674

'ratchet and paw' for 'ratchet and pawl'

The ratchet and pawl mechanism consists of a notched wheel (the ratchet) and an arm-like device (the pawl) that engages the notches on the ratchet, so as to permit rotation in one direction only. Some pawls look vaguely like paws. Examples:

This possibility is provided by the special ratchet-and-paw device available on the selector axle.

... a detailed perspective view, from an lower position, depicting the operation and interaction of the ratchet and paw mechanism.

ratchet and paw vs. diode. rectification of rotation vs. current. … lesung.pdf

In order to illustrate that the second law of thermodynamics cannot be violated, Feynman introduced an imaginary ratchet-and-paw…

It used a primitive ratchet and paw transmission to turn a feed conveyor screw.



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