Change wheel

(Mech.) one of a set of wheels of different sizes and number of teeth, that may be changed or substituted one for another in machinery, to produce a different but definite rate of angular velocity in an axis, as in cutting screws, gear, etc.

See also: Change

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Despite needing to change wheel early in the course and dealing with a problematic gear the rest of the way, the 30-year-old mustered enough strength to break away in the last eight kilometers to give the Filipinos their first title in the event in only their first try.
The 6- and 8-inch sizes allow for a leading or trailing brake with a change wheel brake option.
The 6-and 8-inch sizes allow for a leading or trailing brake with a change wheel brake option.
* To enable students to distinguish between "community service" and "community engagement" through the concept of the "Social Change Wheel" (Appendix A), which presents models of community involvement (direct service, socially responsible daily behaviour, community education, voting, etc) as spokes on a wheel moving from charity to social action; and to encourage students to visualize and actualize what such a transition might look like in their own actions.
"Whatever you do and no matter how much you are implicated in sabotage acts, you will not stop the change wheel that has already moves forward and will never go back." In his speech, the Premier reviewed the government's efforts and successes as well as the challenges hindering from achieving more, welcoming constructive criticism to the government's performance.
Stop the car, engine off, handbrake on, tools out of boot, take off hub cap with lever, loosen nuts first with wheelbrace, use the jack to lift the part of the car affected, take nuts completely off with the brace, change wheel and tighten up nuts, release the jack, give the nuts a final tighten, hub cap on and faulty wheel back in the boot.
The company will also display LMC Quick Change wheel chucks (Model WTiQ-323).
When wheel sensors, in the form of tachometers mounted to axles, detect these conditions, they send signals to a microprocessor that calculates the amount of motor output that must be varied to change wheel speed.
CURIOUS Baboons crawl over motor PRIMATE CHANGE Wheel BALANCE Checking doors
With a Palais Garnier expert, stroll through some areas open to the public (like the Chagall-painted ceiling of the auditorium); as well as areas not typically traversed by the general public (like the actual backstage and basement of the theater which houses extensive and large set change wheels and ropes).