Recent Blogs
Otis Safety-stop for Hoisting Platform: How the Ratchet-and-Pawl Mechanism Works
How the Otis safety-stop works on hoisting platforms — pawl-and-ratchet geometry, rope-tension trigger, and named elevator applications from 1853 to today.
Otis Stop for Elevator Cars: How the Safety Gear Works, Wedge Diagram, Parts and Uses
How the Otis safety stop catches a falling elevator or mine cage — governor, wedge clamps, guide rails, and the math behind stopping distance.