Recent Blogs
Trammel of Archimedes: Ellipse Geometry Calculator
Explore perpendicular sliders with a tracing point between them. Calculate ideal semi-axes, area and eccentricity from point-to-slider distances.
Mangle-Rack Form 2: Guided Pinion and Straight-Run Estimate
Explore a reciprocating rack with guided pinion transfer. Calculate ideal straight-run pitch travel, speed, revolutions and time from entered dimensions.