Without finding the exact comment we have always kept the loop keel inside the maximum beam of the boat for the reasons you mention. The only...
Jon (Howes) is probably the best person to answer, but as he is away I will have a go! The apparent area effect is unrelated to tip vortices....
Yes it does limit sweepback and you would have to make a decision between sweep back and how far you wanted to rotate the keel. There no...
Hi Ceilidh, I will try to answer your questions. I have much less technical knowledge than Jon, so this helps as I spend large amounts of time...
Pictures of a Rotating Loop We've been asked a few questions about a rotating loop keel, so here are some pics of what a one might look like. It...
Hi Rayk, Ballast ratios for the same hull? Are they different? Less ballast on shorter keel isnt healthy for static stability. The lasers...
Hi Doug, I am not sure what the maximum angles they now achieve on a canting fin, but the canting loop could easily go over 90 degrees from...
Doug, The keel is not designed to provide lift, but to vary the added mass of the vessel. If you use it in it's normal configuration (forces...
Apart from developing the Monofoil speedsailing craft, Jon Howes and myself have been working on a radical new 'loop keel' for sailing yachts....