Next message: mike senko: "Re: lv-ab: Snorkel/dive compressor"
Winglets, on the top of the rudder or the bottom?
----- Original Message -----
From: "Aerofoam" <>
To: "Live Aboard" <>
Sent: Monday, October 01, 2001 8:18 PM
Subject: Re: lv-ab: Increasing speed
>
>
> > Your winglet sounds like the same theory behind curving the wing tips of
> > jets. It gives the vortices created during the production of lift a
smooth
> > path to follow away from the wing (in your case rudder).
>
> Different principle, in the case of the rudder, the winglets are like a
> cavitation plate on an outboard, but in addition to stopping cavitation,
> they also add waterline to the stern of the transom hung rudder. I just
made
> a kick up rig for my rudder and relocated it to the transom, I will be
> putting a top plate on it when I build a better rudder.
>
> Mark Mech
>
>
>
>
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