Recent Blogs
Bell Crank Transmission: Ideal Force and Arc-travel Calculator
Explore a rigid bell crank. Compare ideal tangential force ratio and circular pin travel from two arm lengths and a shared rotation angle.
Bell-crank Lever (changing Direction of Force): Mechanism, Diagram, Animation & Calculator Explained
Bell-crank lever explained: how this 90° force-redirecting linkage works, with formulas, worked examples, and real uses in aircraft controls and machinery.