[PUP] Emergency tiller

Mike Maurice mikem at yachtsdelivered.com
Sun Mar 16 14:01:23 EDT 2008


The issue about wandering is pretty typical for that kind of hull 
design. It's not that every model or even all the built boats in a model 
group will have the problem, but it is a known problem.

The steel Cape Horn Trawlers were prone. I recall a specific 55' that 
was very prone and I have heard that it had a lot of effort put into 
fixing it, with mediocre improvement.

Heeling from wind pressure changes the underwater profile, which changes 
the dynamics of the underwater resistance. If the boat hasn't enough 
keel to maintain strait line stability under some or all conditions, it 
will exhibit these undesirable traits.

Adding Niade type fins, changes the resistance and all of this is 
complex enough as to be not susceptible of easy diagnosis or fixing.

Mike

_____________________________________
Capt. Mike Maurice
Beaverton Oregon(Near Portland)


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