Recent Blogs
Chinese Windlass Mechanism Explained: How It Works, Diagram, Formula, Parts and Uses
The Chinese Windlass uses two drum diameters on one shaft to multiply lifting force. See how riggers, theatres, and well-builders use it — with worked...
Spanish Barton (form 2) Mechanism Explained: 5:1 Compound Pulley Parts, Formula & Rigging Uses
Spanish Barton form 2 rigging explained — how stagehands and riggers achieve 5:1 mechanical advantage with two single blocks to lift heavy loads safely.
Spanish Barton (form 1) Mechanism Explained: 5:1 Compound Pulley Diagram, Parts and Uses
How the Spanish Barton form 1 tackle works, its 5:1 mechanical advantage, rigging formula, and worked example for lifting heavy loads in arborist and rescue...
Pulley System with Cord and Movable Pulleys (a) Mechanism: How It Works, Parts, Formula, and Uses
Movable pulley systems with cord cut lifting force in half or more. Learn the mechanical advantage formula, real rigging examples, and design tradeoffs.
Pulleys Combined with a Differential Gear: How It Works, Diagram, Formula, and Uses Explained
Learn how pulleys combined with a differential gear split torque between two outputs. Engineering breakdown, formula, worked example, and real industrial uses.