the advantage of a 3:1 system

Ascenders and Clamps Technical Tips: How to calculate mechanical advantage

¬©Petzl Technical Information ¬©Petzl How to calculate mechanical advantage A mechanical advantage haul system reduces the effort required to raise a load. The mechanical advantage obtained is based on the pulley effect. 1. The pulley effect If we consider a load suspended on a rope, the rope passing through a pulley above the user, with …

Ascenders and Clamps Technical Tips: How to calculate mechanical advantage Read More »

How To Calculate Mechanical Advantage with Petzl Gear

A mechanical advantage haul system reduces the effort required to raise a load. The mechanical advantage obtained is based on the pulley effect.   1. The Pulley Effect If we consider a load suspended on a rope, the rope passing through a pulley above the user, with the user’s hand holding the rope on the …

How To Calculate Mechanical Advantage with Petzl Gear Read More »