The definition of a countershaft is a middle shaft that brings motion from the main shaft to a working part of a machine.noun
An example of a countershaft is a part of a factory tool that carries motion from the main shaft to the machine's functional part.YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
an intermediate shaft that transmits motion from the main shaft of a machine to a working part
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
An intermediate shaft between the powered and driven shafts in a belt drive.