Which pulley system is best? Gym memberships can be expensive, but that’s a poor excuse for not doing your best to stay in shape. If you can’t afford the luxury of having a monthly membership ...

When a rope ... pulley wheels you add to the mechanism, the less force is required to move the load. Pulleys are used to help lift many things. Lifts, window blinds and cranes often use pulley ...

In progress-capture hauling pulley mode, it allows the direct lifting of a load, the creation of hauling systems and the rescue or self-rescue of a person, as in case of a fall in a crevasse, since ...