Pulley blocks are assemblies that consist of a hook or shackle, swivel, bearing, sheaves, sprockets, pins and frame. They are suspended by a hoisting rope or load chain and are designed for a variety ...

Step into the world of pulley manufacturing as skilled workers create six groove pulleys in a high-tech factory. Watch the ...

Dive into the mechanics of Lego pulley systems and see how much weight can be lifted using a Lego PF Medium Motor. This ...

An international collaboration has made a breakthrough in our understanding of DNA gyrase, a vital bacterial enzyme and key ...