Test Reports Archive
There more to measured pulley efficiency than just consideration of the physical bearings or bushings on the axle. This report considers the effect of losses within the rope.
There are many ways to tie a single rope to a pair of anchor points. The two methods most commonly used are: the Alpine Butterfly & Figure-of-8 “Y-hang”. the Figure-of-8 bunny ears knot. You need to login
Traditionally many have considered the Alpine Butterfly knot to be a mid-line knot rather than an end-line knot. This report considers its use as an end-line knot. You need to login to view the rest of the
There are so many opinions on just how much tail should be left when tying a Figure-of-8 on-a-bight, and whether it needs a separate stopper knot to secure the tail. You need to login to view the
I have heard many justifications for the choice of a Figure-of-9 knot over the Figure-of-8 knot and they normally come down to: “Easier to untie after heavy loading”; “Stronger” (maintain more of the strength of the host