crankpin

or crank pin

[ krangk-pin ]

noun

, Machinery.

1. a short cylindrical pin at the outer end of a crank, held by and moving with a connecting rod or link.

crankpin

/ ˈkræŋkˌpɪn /

noun

1. a short cylindrical bearing surface fitted between two arms of a crank and set parallel to the main shaft of the crankshaft

Word History and Origins

Origin of crankpin¹

First recorded in 1830–40; crank ¹ + pin