Pad rotation is like the tutu of a ballerina flopping up and down as she bounces 
across the stage. (hmmm... maybe I could have thought of a better analogy?)
anyway,

Paul was discussing it here:
http://www.pcb007.com/pages/columns.cgi?clmid=46&artid=71261&_pf_=1

animation here:
http://www.pcb007.com/reed/reed_fig6.htm

Jack


.
On Thu, 7 Oct 2010 08:28:18 -0400, Kenneth Wood 
<[log in to unmask]> wrote:

>I would have to ask where the stress is coming from.
>
>(clip....)
>Not sure about this "rotation" dealie though
>Ken
>

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