crankshaft

Definitions

Aviation

  • noun the part of a piston engine connecting the pistons, via the connecting rods, to the flywheel and gearbox

Cars & Driving

  • noun part of the engine connected to the pistons by connecting rods which converts the reciprocating or up-and-down motion of the pistons into rotary motion used to provide the drive to the wheels via the clutch and transmission
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