Mechanisms — mechanism design

Recent Blogs

Continuous Rotary via Two Paired Link Cranks diagram
Continuous Rotary via Two Paired Link Cranks: How the Mechanism Works, Parts & Uses Explained
Two paired link cranks convert reciprocating drive into smooth continuous rotary motion — used in steam locomotives, pump drives, and industrial machinery.
Bell-crank Lever with Slotted Disk Crank diagram
Bell-crank Lever with Slotted Disk Crank Mechanism: How It Works, Diagram, Parts and Uses
How a Bell-crank Lever with Slotted Disk Crank converts rotary motion into timed angular output for indexing, valve gear, and textile machinery applications.
Mutilated Bevel Gear for Opposing Intermittent diagram
Mutilated Bevel Gear for Opposing Intermittent Motion: Mechanism, Diagram & Calculator
Mutilated bevel gear for opposing intermittent motion drives two output shafts in alternating dwell-and-rotate cycles. See math, tolerances, and real builds.
Maltese Cross Mechanism diagram
Maltese Cross Mechanism: How It Works, Parts, Uses and Formula Explained
How the Maltese Cross Mechanism converts continuous rotation into precise intermittent motion — math, tolerances, and named uses in film, indexing, and watchmaking.
Silent Ratchet (friction) diagram
Silent Ratchet (friction) Mechanism Explained: How It Works, Diagram, Parts, Formula and Uses
Silent Ratchet (friction) explained — how friction-grip pawls index loads without clicking, with worked examples from elevator hoists and rod-feed lathes.
Combination Crank-motion Curves diagram
Combination Crank-motion Curves Mechanism: How Stacked Four-Bar Linkages Work, Parts and Uses
Combination crank-motion curves explained — how stacked four-bar linkages generate complex output paths for packaging, textile, and assembly machines.
Variable Reciprocating Motion diagram
Variable Reciprocating Motion Mechanism Explained: How It Works, Diagram, Formula and Uses
Variable reciprocating motion converts rotation into back-and-forth strokes with changing speed or length. See how it works, the formula, and real machine examples.
Variable Circular Motion diagram
Variable Circular Motion Mechanism Explained: How Non-Circular Gears Create Dwell and Variable Speed
Variable circular motion explained — how non-circular gears, elliptical pairs, and eccentric drives produce changing angular velocity for indexing, packaging, and printing.
Sun and Planet Gear diagram
Sun and Planet Gear Mechanism Explained: How Watt's Epicyclic Drive Works, Parts, Diagram, Uses
Sun and Planet Gear converts reciprocating motion to rotary drive at 2:1 speed gain. See how James Watt's 1781 mechanism works, with formulas and real...
Conical Bevel Pinion with Spiral Studs diagram
Conical Bevel Pinion with Spiral Studs: Mechanism, Diagram, Parts, and Uses Explained
Conical bevel pinion with spiral studs explained — how the helical stud engagement transmits motion at right angles, with real specs and a worked sizing...
Double Tri-toothed Pendulum Escapement diagram
Double Tri-toothed Pendulum Escapement Mechanism: How It Works, Parts, Geometry & Uses Explained
How a Double Tri-toothed Pendulum Escapement works in precision regulators — geometry, impulse, tolerances, worked example and a clear diagnostic guide.
Centrifugal Pendulum diagram
Centrifugal Pendulum Mechanism: How It Works, Diagram, Formula, Parts and Uses Explained
How a Centrifugal Pendulum regulates rotating machinery — physics, formula, worked example, and real applications in horology, engines and turbine drivetrains.
Transmission Reciprocating diagram
Transmission Reciprocating Mechanism: How It Works, Diagram, Parts, Formula, and Uses Explained
Reciprocating transmission converts rotary motion to linear back-and-forth motion. Learn how it works, formulas, and uses in pumps, presses, and engines.
Oblique Rollers (oblique-shaft Transmission) diagram
Oblique Rollers (oblique-shaft Transmission) Mechanism Explained: How It Works, Diagram & Uses
Oblique rollers transmit motion between non-parallel, non-intersecting shafts. Learn the geometry, sizing math, and real uses in conveyor and textile drives.
Gyrating Lever Transmission diagram
Gyrating Lever Transmission Mechanism: How It Works, Diagram, Parts, Formula and Uses Explained
Gyrating Lever Transmission explained — how the orbiting lever transmits power, where it appears in agricultural and pumping machinery, with formulas and a worked example.
Elastic Spur Gear diagram
Elastic Spur Gear Mechanism Explained: How It Works, Diagram, Parts, Formula and Uses
Elastic spur gears use a compliant rim or hub to absorb torque shock and quiet servo drives. Learn how they work, where they fit, and...
Combination of Friction Gear diagram
Combination of Friction Gear Mechanism: How It Works, Diagram, Parts, Formula, and Uses Explained
Combination of Friction Gear explained — how stacked friction wheels transmit torque without teeth, where it shines in textile, paper, and machine-tool drives.
Alternating Circular Motion diagram
Alternating Circular Motion Mechanism: How It Works, Crank-Rocker Diagram, Parts and Uses
Alternating Circular Motion converts continuous rotation into back-and-forth rotary output. See the formula, worked example, and real machine-tool uses.
Wittgenstein's Rod diagram
Wittgenstein's Rod Mechanism Explained: How the Sliding Linkage Traces an Exact Straight Line
Wittgenstein's Rod explained — how this sliding linkage forces a point to track a straight line, with real worked numbers for fixturing and motion control.
Watt Topology Six-bar Linkage diagram
Watt Topology Six-bar Linkage Mechanism Explained: How It Works, Parts, Diagram and Uses
Watt topology six-bar linkage explained — kinematics, dwell motion, formulas, and real automotive and packaging applications from a practising engineer.
Sylvester-kempe Linkage diagram
Sylvester-kempe Linkage Mechanism: How It Works, Parts, Diagram and Straight-Line Uses
Sylvester-Kempe linkage explained — exact straight-line motion from rotary input, with worked example, design ranges, and real applications in precision motion.
Swashplate diagram
Swashplate Mechanism: How a Helicopter Rotor Head Works, Parts, Diagram and Uses Explained
How a Swashplate converts fixed-frame control inputs into rotating blade pitch changes — used in helicopters, axial piston pumps, and CNC tool drives.
Stephenson Topology Six-bar Linkage diagram
Stephenson Topology Six-bar Linkage: How It Works, Diagram, Parts, Uses & Calculator
Stephenson topology six-bar linkage explained — how it works, kinematic equations, and real applications in packaging, automotive seats, and industrial machines.
Six-bar Linkage diagram
Six-bar Linkage Mechanism Explained: How It Works, Parts, Diagram and Uses
Six-bar linkage explained — how the Watt and Stephenson chains generate complex paths, where they beat four-bars, and how machine designers size them.
Roberts Linkage diagram
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.