center wheel

center wheel

[′sen·tər ‚wēl]
(horology)
A wheel that drives the wheels leading to the escapement, and that has a pinion post on which the minute hand is mounted.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The smallest of the three wheels operated the clutch, the center wheel was the steering wheel, and the largest wheel shifted the transmission gears, while the lever was the throttle control.
They have prongs or a circular rim that stick out of a center wheel and can be spun off of that center wheel sort of like a mini ceiling fan.
John Medical Center Wheel of Fortune and answer a health-related question.
Next, lay plastic sheeting over the wheels and cut out the center wheel portion with a scissors.
WHISPER-ALU is available as a Type 27 depressed center wheel in 4 (1/2) - and 5-inch diameters with a 1/4 -inch thickness.
* Center wheel drive power wheelchair These chairs are designed to be highly maneuverable even over rougher terrain, and have a tight turning circle.
We would have liked to have seen a little stiffer center wheel adjustments as well as more positive eye-cup adjustments, but at the price, they are a pretty decent buy for anyone on a budget.
The load consists of section 43, a forward fuselage section made by Kawasaki Heavy Industries, and section 11/45, the center wheel well and center wing tank, made by KHI and Fuji Heavy Industries and joined at FHI.
It said the first Dreamlifter made a successful pickup last week of the first 787 parts produced in Japan, including a forward fuselage section made by Kawasaki Heavy Industries and the center wheel well and center wing tank made by KHI and Fuji Heavy Industries.
A center wheel and a diopter adjustment on the left eyepiece control focus adjustments.
When a Jester symbol appears on the center wheel, four symbols are randomly switched to Wild.
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