Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A shaft that oscillates or rocks upon its bearings but does not revolve.

Etymologies

Sorry, no etymologies found.

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Examples

  • All units feature single point depth control, heavy-duty trunnion style bearings on the front and rear gangs, walking tandems, and grease free bushings in the rockshaft area.

    unknown title 2009

  • All units feature single point depth control, heavy-duty trunnion style bearings on the front and rear gangs, walking tandems, and grease free bushings in the rockshaft area.

    unknown title 2009

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