Recent Blogs
Stops of Various Forms: Three Ratchet Pawls and Pitch Calculator
Compare hook-gravity, straight-gravity and spring pawl stops. Calculate ratchet pitch and theoretical tooth-passage rates, without a holding-load rating.
Ratchet (device) Mechanism: How It Works, Parts, Tooth Geometry, and Real-World Uses Explained
How a ratchet works, with formulas, real industrial examples, tradeoffs vs sprag and roller clutches, and a worked sizing example for a winch pawl.
Pawl and Ratchet: Tooth Pitch and Engagement Timing
Explore pawl-and-ratchet engagement. Calculate angular tooth pitch, ideal passage frequency, time per tooth and tooth-pitch travel over an observation interval.