Recent Blogs
Modified Eccentric with Elongated Yoke
Modified eccentric with elongated yoke explained — how the slot geometry tunes dwell, stroke and velocity in textile, printing and packaging machinery.
Triangular Eccentric
The Triangular Eccentric converts rotary motion into intermittent reciprocating output. See how it works, where it's used, and how to size one for your build.
Crank-disk with Toothed Sector and Rack
Crank-disk with toothed sector and rack converts rotation into intermittent linear motion. See how it works, formula, worked example, and packaging-line uses.
Rack-rod From Mutilated Spur-gear
How a mutilated spur-gear drives a rack-rod for intermittent linear motion — geometry, formulas, worked example, and packaging-line applications.
Mutilated Wheel-pinion Intermittent
How a mutilated wheel-pinion intermittent mechanism converts continuous rotation into timed dwell-and-step motion in counters, registers, and indexing drives.
Geneva Drive (internal)
How an internal Geneva drive converts continuous rotation into intermittent indexing motion — geometry, formulas, and real machine examples for design engineers.
Driving Disk with Rim and Stops
Driving disk with rim and stops explained — how the cutaway rim and pin stops drive intermittent rotation in counters, clocks, and indexing machinery.
Continuous Rotary to Intermittent via Cam and Disk
Cam and disk intermittent motion converts continuous rotation into precise stop-and-go indexing for packaging, printing, and assembly machines. See the math and design rules.
Irregular Rocking Motion
Irregular rocking motion converts steady rotation into uneven oscillation. See how the linkage works, design formulas, and real machinery uses in textiles and packaging.
Variable Circular Motion
Variable circular motion explained — how non-circular gears, elliptical pairs, and eccentric drives produce changing angular velocity for indexing, packaging, and printing.
Intermittent Transmission
Intermittent transmission converts continuous rotation into stop-go motion for indexing tables, film projectors, and packaging machines. Formulas and worked examples inside.
Watt Topology Six-bar Linkage
Watt topology six-bar linkage explained — kinematics, dwell motion, formulas, and real automotive and packaging applications from a practising engineer.
Stephenson Topology Six-bar Linkage
Stephenson topology six-bar linkage explained — how it works, kinematic equations, and real applications in packaging, automotive seats, and industrial machines.
Six-bar Linkage
Six-bar linkage explained — how the Watt and Stephenson chains generate complex paths, where they beat four-bars, and how machine designers size them.
Toggle-joint Cam Movement
Toggle-joint cam movement explained — how the linkage multiplies cam force at end of stroke, with formulas, worked example, and press industry applications.
Intermittent Reciprocating Motion
Intermittent reciprocating motion explained — how it works, formulas, real machine examples from packaging to automotive, plus a worked sizing example.
Brownell Crank Motion
Brownell crank motion explained — how this dwell-producing crank linkage drives intermittent feed in textile, packaging, and printing machines. Specs and worked example.
Rolling-contact Gears with Forked Catch
How rolling-contact gears with a forked catch deliver intermittent indexing motion in packaging, textile and assembly machines — function, formula, worked example.
Intermittent Gears
Intermittent gears convert continuous rotation into precise stop-and-go motion. See how they work, where they're used in packaging and indexing, and how to size one.
Eccentric Spur-gear with Link Control
Eccentric spur-gear with link control converts rotation into a controlled non-uniform output stroke for indexing, dwell, and quick-return motion in packaging machines.