Recent Blogs
Watt's Linkage Mechanism Explained: How It Works, Diagram, Parts, Uses & Formula
Watt's Linkage explained — how the four-bar generates near-straight motion, design rules, worked example, and real uses in vehicle suspensions and engines.
Tusi Couple Mechanism Explained: How It Works, Diagram, Parts, Formula, and Uses
The Tusi Couple converts rotary motion into pure straight-line motion using a small circle rolling inside a circle twice its size. Used in optics, robotics,...
Straight-line Mechanism: How It Works, Linkage Types, Diagram, and Uses Explained
Straight-line mechanisms convert rotary input into pure linear motion without slides. Learn how Watt, Peaucellier and Hoekens linkages work, with formulas and a worked example.
Scott Russell Linkage Mechanism Explained: Diagram, Formula, Stroke and Uses
Scott Russell linkage explained — how this straight-line mechanism converts rotary motion into perfectly linear travel for test rigs, lifts, and lab equipment.
Roberts Linkage Mechanism: How It Works, Diagram, Formula, and Uses in Straight-Line Motion
Roberts Linkage explained — a four-bar straight-line mechanism used in robotics, prosthetics, and instrument design. Geometry, formulas, and a worked example.
Chebyshev Linkage Mechanism: How It Works, Parts, Formula, and Uses in Walking Robots
The Chebyshev Linkage converts rotary motion into near-straight-line travel without slides. See how it works, the formula, and real applications in robotics.
Elliptical Crank Mechanism: How It Works, Parts, Formula, and Industrial Uses Explained
Elliptical Crank mechanism explained — geometry, formula, worked example, and real packaging and textile applications from FIRGELLI's Chief Engineer.
Rack Gear Parallel Motion: How It Works, Diagram, Parts, Uses, and Formula Explained
Rack gear parallel motion guides a steam piston rod in a straight line using a rack, pinion and counter-rack. See the geometry, math and a...
Peaucellier's Parallel Motion: How the Exact Straight-Line Linkage Works, Parts & Uses
Peaucellier's parallel motion converts rotary input into exact straight-line output. Geometry, formula, worked example for steam engine guides and machine tools.