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Re: Block & Tackle vs. Spanish Burton



At 11:27 PM 2/27/01 -0500, I recommended:
> a luff-on-luff system

The following diagram may help explain what I meant.

http://www.monmouth.com/~jsd/physics/luff-on-luff.gif

It is shown in the state where the fall is being transferred from one
jigger to the other; normally only one jigger is in use.

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This is has a mechanical advantage of 16, and is vastly more practical than
a 4th-order Spanish Burton.