[PCW] [PWC] - Sea Sled - hull form

[Captnlen]

Well my Ceecat was a catamaran but the aft wing was 1" clearance at 
rest.  Just enough to keep the lexan wing out of the water at rest. but 
with 2 aboard and any way  the wing was immersed for 1/2 its length so <BG>



info at eastcapemarine.com wrote:

>I was hoping to find one of the first "true" power catamarans. And when I
>first saw the photo of the Model 28 Hickman Sea Sled, I thought it to be a
>catamaran. However after looking into it further I consider this not to be a
>catamaran at all, but maybe the God Father to what is now known as "Tunnel
>Hulls". Looking at the construction method of the inverted V Hull that Hickman
>used, it clearly shows he derived his idea from a catamaran by having two
>sponson "keels" run the full way of the craft, and that the tunnel flattens
>off after midship. His idea to force air down the tunnel to give the boat lift
>which then reduced wetted surface area and increased speed was pretty forward
>thinking in 1919. On top of this his work with Surface Drive Props on the
>inverted V hull, was setting the stage for tunnel boat racing today.  I
>consider a catamaran to be: two hulls, separated by a bridge deck structure of
>some sort, that is truly clear of the water when at rest.
>
>Do I have any takers on that one?
>
>Regards,
>Noah
>_______________________________________________
>Power-Catamaran Mailing List
>
>
>  
>

-- 
Live Long and Prosper
Capt. Len Susman, retired
trikini23 at trikini.com 
After Dec. 13,2007
Email : trikini2007 at comcast.net                    
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