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 ...
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Christina writes - As most organic material does not survive Scotland's acidic soils, this oak pulley block is an exceptionally well-preserved artefact from the Roman occupation in Scotland.
Tracks, extension springs, and pulley cables are parts of the garage ... With the rubber mallet or with a hammer and block of wood, pound out dents in the garage door tracks.
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 ...