A pulley is a machine used for lifting or lowering objects. The simplest pulley set-up usually consists of a rope set into a wheel with a grooved rim. When an end of the rope is pulled, the wheel ...

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 ...

It’s easier when two people share the lifting of heavy objects and pulleys work in the same way. When you pull the rope, the pulley helps you lift heavy objects more easily because it spreads ...

For patients with a first anterior shoulder dislocation immobilisation in external rotation may be of more benefit than immobilisation in internal rotation.

Get information about the causes, symptoms and treatments for shoulder osteoarthritis, which is more common and debilitating than you may think. In shoulder osteoarthritis (OA) – also called ...

heavy duty mine duty quarry duty extreme duty engineered class Heavy duty drum pulleys meet or exceed Conveyor Equipment Manufacturers Association (CEMA) standards for use with belts rated up to 750 ...

[Scott Swaaley] needed a bunch of timing pulleys for the clock he was building. He had already decided on the MXL profile, but he needed so many of these toothed pulleys in so many configurations ...

Shoulder dislocation occurs when a player's arm is forced outwards and upwards by a tackle or heavy landing and the shoulder joint pops out. Australian full-back Matt Burke picked up a very serious ...