[CAUT] Digest, Vol 1103, Issue 85 Moving Wippen Rail

[Jon Page]

>Another question, is it best to have the jack start out at 90 degrees to the
>shank, or is it better to have the jack pass through 90 degrees to the shank
>at, say, half blow.

I think it's more advantageous to have the jack center aligned on a 
perpendicular
line from the shank at the knuckle core. There was a series of 
Journal  articles
a few years back on "Action Elevations" which touched on this.

Regards,

Jon Page
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