Mechanisms — variable pitch pulley

Recent Blogs

Expanding Pulley diagram
Expanding Pulley Mechanism: How It Works, Diagram, Formula, Animation and Uses
Expanding Pulley explained — how variable-diameter sheaves change ratio on the fly, where they're used in CVT scooters, drill presses, and farm machinery.
Adjustable Universal Sheave diagram
Adjustable Universal Sheave Mechanism Explained: How It Works, Parts, Diagram, and Uses
Adjustable Universal Sheave explained — how variable-pitch V-belt pulleys tune speed in HVAC fans, mill line shafts, and conveyors. Sizing, formula, examples.