Mechanisms — Scotch Yoke

Recent Blogs

Yoke-bar Reciprocator From Disk Crank diagram
Yoke-bar Reciprocator From Disk Crank: How It Works, Diagram, Formula and Uses Explained
How a yoke-bar reciprocator from a disk crank converts rotation into pure linear motion — formulas, tolerances, and real industrial examples for design engineers.
Variable Rectilinear Motion diagram
Variable Rectilinear Motion Mechanism: How It Works, Parts, Formula and Quick-Return Uses Explained
Variable Rectilinear Motion explained — how engineers convert rotary input into straight-line output with controlled speed variation across packaging, machine tool and automation builds.
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.
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.
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.
Crossed-slider Chain diagram
Crossed-slider Chain Mechanism Explained: How It Works, Parts, Formula, and Uses
Crossed-slider chain explained — how the mechanism converts rotation into elliptical motion, with formulas, worked example, and real applications in CNC and optics.
Uniform Reciprocating Motion diagram
Uniform Reciprocating Motion Mechanism: How It Works, Diagram, Parts, Formula and Uses
Uniform reciprocating motion delivers constant-velocity back-and-forth travel for machine tools, packaging, and textile lines. See the formula, examples, and design rules.
Scotch Yoke diagram
Scotch Yoke Mechanism: How It Works, Diagram, Formula, Calculator and Uses
Scotch Yoke mechanism explained — how it converts rotary to linear motion, real engineering formulas, applications in valve actuators, pumps and engines.
Reciprocal Circular Motion diagram
Reciprocal Circular Motion Mechanism Explained: How It Works, Parts, Formula and Uses
Reciprocal circular motion converts continuous rotation into back-and-forth angular swing. See how it works, the math, and real machine examples from packaging to optics.
Oscillating Motion diagram
Oscillating Motion Mechanism Explained: How It Works, Diagram, Parts, Formula, and Uses
Oscillating motion explained — how reciprocating mechanisms convert rotation into back-and-forth movement, with formulas, examples, and industrial use cases.
Intermittent Reciprocating Motion diagram
Intermittent Reciprocating Motion Mechanism: How It Works, Diagram, Parts, Formula and Uses
Intermittent reciprocating motion explained — how it works, formulas, real machine examples from packaging to automotive, plus a worked sizing example.
Rectilinear Vibrating Motion diagram
Rectilinear Vibrating Motion Mechanism: How It Works, Scotch Yoke Diagram, Formula and Uses
Rectilinear Vibrating Motion converts rotary input into back-and-forth linear oscillation. See how it works, sizing math, and industrial applications.
Variable Rotary Motion via Elliptical Gear and Slotted Bar diagram
Variable Rotary Motion via Elliptical Gear and Slotted Bar: How It Works, Parts, Formula and Uses
Variable rotary motion via elliptical gear and slotted bar — how the mechanism cycles speed within one revolution, with formulas, worked example and design rules.
Alternating Motion diagram
Alternating Motion Mechanism: How It Works, Diagram, Parts, Formula and Uses Explained
Alternating motion converts steady rotation into back-and-forth output. See how the gearing works, where it's used in industry, plus a worked sizing example.
Shuttle Motion diagram
Shuttle Motion Mechanism: How Slider-Crank Reciprocation Works, Parts, Uses & Diagram
Shuttle motion explained — how reciprocating carriage drives work in textile looms, planers and packaging machines, with formulas, tolerances and worked examples.
Slotted Cross-head diagram
Slotted Cross-head Mechanism: How It Works, Parts, Formula, and Uses in Steam Engines
Slotted cross-head explained — how this Scotch-yoke-style mechanism converts piston motion into shaft rotation in steam pumps, donkey engines, and small mill drives.