bell crank


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bell crank

bell crank
A double lever in an aircraft control system used to change the direction of motion. Bell cranks are normally used in aileron controls and in the steering system of nose-wheels.
References in periodicals archive ?
Other generalized forces are those obtained by replacing the action of the torsion bars for a revolution-torque applied to the bell cranks of the suspension system.
"How did we end up with so many gripes on one jet in less than a month?" I asked myself, looking at a long list that included multiple main fuel-control (MFC) changes, variable exhaust gripes, fuel-inlet tubes (FITs) rubbing on bell cranks, and an engine that shifted in flight.