PISTON
Introduction: It is a disc or cylindrical part that slides to and fro in a hollow cylinder. Definition: “ In an internal-combustion engine it is forced to move by the expanding gases in the cylinder head and is attached by a pivoted connecting rod to a crankshaft or flywheel, thus converting reciprocating motion into rotation.” Piston: F ig: Piston Pistons harness the energy of the power stroke and transfer the force toward the crankshaft. Piston terminology : Head or crown Ring grooves Ring lands Oil return holes Skirt Pin hole Pin boss Pin offset A piston of an internal combustion engine serves three functions: It forms a movable wall of the combustion chamber. It transmits turning force to the crankshaft via the connecting rod....