crankshaft

Etymology

crank + shaft

noun

1. A rotating shaft that drives (or is driven by) a crank.

verb

1. (of a straight bolt or rod) To deform in such a manner that part of the rod or bolt is displaced sideways, offset from the longitudinal axis of the part, but remains parallel with the part's main longitudinal axis, with the final shape somewhat resembling a crankshaft.
   The attachment of the inboard end of the gear beam was damaged but remained intact; the drag strut fuse pin had 'crankshafted' in a direction indicating that a load had been applied in tension but this had also remained intact. 9 February 2010, Air Accidents Investigation Branch, “1.12.3.3 Landing gear examination”, in Report on the accident to Boeing 777-236ER, G-YMMM, at London Heathrow Airport on 17 January 2008, archived from the original on 2022-06-16, page 44