English edit

Etymology edit

From fly +‎ crank.

Noun edit

flycrank (plural flycranks)

  1. A type of mechanical crank.
    • 1950 October, “S.R. Diesel-Mechanical Shunter”, in Railway Magazine, page 692:
      Final drive is by reduction gears on the jackshaft, and through flycranks and rods to the wheels.