Recent Blogs
Clover-leaf Cam: Three-Lobe Opposed-Roller Motion and Travel Calculator
Animate a three-lobe cam between two rollers on one sliding bar. Explore odd-lobe harmonic variants, reciprocation counts and cumulative rise travel.
Centrifugal Safety Catch for Hoisting Drums: How It Works, Parts, Formula & Uses Explained
Explore three rotating hooks engaging fixed frame studs, alongside a separate mrω² force comparison. Results do not determine hoist trip speed or stopping capacity.
Cam Sectors Mechanism Explained: How It Works, Diagram, Parts, Applications and Formula
Explore paired logarithmic-spiral cam sectors, their changing contact radii and opposite rotations. Calculate the instantaneous speed ratio over a selected swing.
Brownell Crank Motion: Tangent-slide Geometry and Treadle Calculator
Explore Brownell’s spring-biased tangent-slide crank. Compare wrist radius, phase and treadle motion with a selected slide offset held during each revolution.
Bevelled Disc Cam Mechanism: How It Works, Diagram, Formula, Animation and Industrial Uses
Explore an illustrative bevelled-rim cam driving a rod along a 45-degree guide. Compare sinusoidal stroke, frequency and lift ratio from the chosen geometry.
Ball Socket Ratchet Mechanism Explained: How It Works, Parts, Formula, and Uses
Explore a spring-ball ramp ratchet and compare drive and return cam-out estimates. Understand flank-angle convention, per-ball preload and the limits of ideal geometry.
Angular Wipers: Rockshaft, Inclined Toe and Guided-rod Animation
Explore a rocking wiper acting on an inclined toe and guided rod. Use a separate angle calculator to compare an offset with a reference length.
Alternating Rectilinear via Worm and Rack: How the Mechanism Works, Parts, Diagram and Uses
Explore a reversing worm-and-rack drive: reversing the worm returns the guided rack. Compare two radii against an entered tolerance in a separate calculator.
Almond Angular Shaft Coupling Mechanism: How It Works, Parts, Formula, and Uses Explained
Explore Thomas R. Almond’s crank-and-sleeve shaft coupling, then compare a separate single-Cardan velocity equation using angle, speed and phase.
Traverse Motion: Pitch-to-diameter Comparison
Compare entered traverse pitch and material diameter using signed and percentage differences. An entered comparison band does not establish winding tolerance.
Rectilinear Vibrating Motion Mechanism: How It Works, Scotch Yoke Diagram, Formula and Uses
Explore Scotch-yoke motion and calculate stroke, amplitude, cycle frequency and peak slider speed from crank eccentricity and shaft RPM.
Rack and Pinion Mechanism: How It Works, Diagram, Formula, Calculator and Real-World Uses
Rack and Pinion explained — how the gear-and-bar mechanism converts rotation to linear motion, with formulas, real automotive steering examples, and design tradeoffs.
Shaft Coupling: Flexible Connection, Animation and Alignment Calculator
See how a flexible shaft coupling joins rotating shafts. Compare parallel and angular alignment measurements with selected reference values.
Angular Shaft Coupling Mechanism: How It Works, Cardan Joint Diagram, Parts, Formula and Uses
Explore a single Cardan joint in motion. Calculate phase-dependent speed ratio and peak variation, and distinguish kinematics from load and operating ratings.
Worthington Duplex Pump Mechanism: How the Cross-Coupled Steam Valve Linkage Works, Parts and Uses
See the common piston rods and cross-coupled control arrangement of a Worthington duplex pump. Compare ideal pressure from steam pressure and piston-area ratio.
Well Pulley and Buckets Mechanism Explained: How a Fixed Sheave Lifts Water from Hand-Dug Wells
Explore a fixed well pulley. Compare ideal pull, lifting work and average power using water volume, lift height and duration.
Water Velocity Indicator: Propeller Animation and Flow Calculator
Apply entered propeller-meter calibration coefficients, then calculate flow and accumulated volume under explicit mean-velocity and steady-flow assumptions.
Water Raising Machine: Archimedes Screw Animation and Gap Comparison
Explore an Archimedes screw and compare running clearance with a reference gap. Calculate geometric ratios; the illustrative index does not predict leakage or flow.
Water Purifying Filter: Animation and Gauge-Difference Calculator
Compare inlet and outlet gauge readings and an entered differential-pressure reference. Pressure difference does not measure water purity or establish a service interval.
Water Meter: Pulse Animation and Volume Calculator
Convert pulse count and litres per pulse into indicated volume. Calculate ideal pulse frequency and elapsed time from an independently entered constant flow.
Warren Central Discharge Turbine: Animation and Hydraulic-Power Calculator
Calculate water power from net head and flow, then apply an entered efficiency assumption and gate schedule to estimate shaft power and torque.
Ward Flexible Pipe Joint: Animation and Nominal Thrust Calculator
Explore a ball-and-socket pipe joint and calculate nominal pressure-area thrust, an angular component and entered geometry references. Joint ratings are not predicted.
Volute Turbine: Scroll Animation and Ideal Area-Flow Calculator
Explore a turbine scroll and an ideal linear relationship between wrap angle, carried flow and area. Calculate reference velocity with explicit model limits.
Variable Compensating Weights: Ideal Hydraulic Pressure Calculator
Explore sequential weight pickup in a hydraulic lift. Calculate ideal static pressure from entered supported mass and ram area, plus pressure at a lower fluid...
Jet Condenser: Ideal Dynamic Pressure and Liquid-head Comparison
Explore a direct-contact condenser arrangement. Compare ideal dynamic pressure and atmospheric liquid head; vacuum, condensation and pump capacity are not predicted.