• Chambers's Twentieth Century Dictionary
    • Ratchet-wheel a wheel having teeth against which a ratchet abuts, for changing a reciprocating into a rotatory motion, &c
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Chambers's Twentieth Century Dictionary


In literature:

Each shaft with its dial was provided with two ratchet wheels, one the reverse of the other.
"Edison, His Life and Inventions" by Frank Lewis Dyer and Thomas Commerford Martin
When the tympanum vibrates under the influence of the voice, the stylus acts as a pawl and turns a ratchet-wheel.
"Heroes of the Telegraph" by J. Munro
The ratchet of the wheel clacked, and the hurried ticking was loud.
"The Price of Love" by Arnold Bennett
Every ferry passenger is familiar with the rapid tinkling of the ratchet wheel that warps the landing stage up to the level of the boat's deck.
"Mince Pie" by Christopher Darlington Morley
The ratchet wheels, therefore, are all stepped in unison.
"Cyclopedia of Telephony & Telegraphy Vol. 1" by Kempster Miller
Another mooted point in the lever escapement is, to decide between the merits of the ratchet and the club-tooth escape wheel.
"Watch and Clock Escapements" by Anonymous
There was a moment's silence, then a sudden clicking of a ratchet wheel, and Allison began to rise rapidly towards the ceiling.
"The Jester of St. Timothy's" by Arthur Stanwood Pier
H is a ratchet-wheel, which, like the key-board, is insulated from the rest of the apparatus.
"Scientific American Supplement, No. 315, January 14, 1882" by Various
Wound up with a ratchet-wheel.
"The Joyful Heart" by Robert Haven Schauffler
By means of pawls which engage in the ratchet-wheel, the bit can be turned in either direction at the will of the user.
"Handwork in Wood" by William Noyes
We think a ratchet wheel should not be employed with equidistant pallets.
"An Analysis of the Lever Escapement" by H. R. Playtner
They went out on the other platform and kicked the ratchet out and let the wheel spin.
"Roy Blakeley's Camp on Wheels" by Percy Keese Fitzhugh
Much small fry is roasted with a ratchet-wheel and spit.
"Pilgrimage from the Alps to the Tiber" by James Aitken Wylie
The driving-wheel is assumed to be on the further side of the ratchet.
"How it Works" by Archibald Williams
A ratchet-wheel is needed for this metaphor.
"When Ghost Meets Ghost" by William Frend De Morgan
Care has to be taken that the pushes of the pall do not cause the ratchet wheel to be impelled too far.
"Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5" by Various
The pawl connected to the slow-acting magnet merely serves to prevent the ratchet wheel from turning back.
"Cyclopedia of Telephony and Telegraphy, Vol. 2" by Kempster Miller
A sectional view of a ball-bearing ratchet free-wheel, with outer cover removed, is shown in fig.
"Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 7" by Various
Ratchet wheel Roue a cliquet.
"English-French and French-English dictionary of the motor car, cycle, and boat" by Frederick Lucas

In news:

This ratchet wheel is part of a seatbelt retractor system from Key Safety Systems.