Recent Blogs
Tracing Bar Mechanism: How It Works, Parts, Formula, and Drafting Uses Explained
Tracing Bar explained — how draughtsmen and instrument makers use a sliding bar with a stylus to copy, scale, and transfer curves with sub-millimetre accuracy.
Cyclograph Mechanism Explained: How a Trammel Ellipsograph Traces Ellipses, Parts and Uses
A cyclograph traces ellipses and curves on technical drawings. See how draughtsmen use it for shaft sections, cam profiles, and isometric circles.