In the world of rope rescue, we use mechanical advantage systems really for two reasons. The first being a force increasing tool and the second, a means of reducing the weight of a load during a ...
PITTSBURGH, Dec. 15, 2025 /PRNewswire/ -- "I lost 85 percent use of my right hand and needed a tool or system that would allow me to fold, pull, or complete two-handed tasks," said an inventor, from ...
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