I think you can make your canoe or kayak lighter and stronger with the composite materials, but beware of the problems with water egress. Kevlar...
I wish you luck in thermoforming Lexan, or any polycarbonate over a compound surface mold. I think you will have the best luck with thicker...
Looks like a nice vessel. The use of the hard nose (looks like the bow of a normal hull) makes sense for mooring etc. I notice they only think...
There is a very active Mini 12 fleet in the Pacific Northwest, with about 40 or 50 boats between the Royal Victoria Yacht Club (Victoria Canada)...
Not sure what brand of RIB you run with only 3 psi tube pressure, but wouldn't doubt that the low pressure would give troubles. My experience is...
I always thought to be consistent, there should be 12 pennies in a dime and three dimes in a quarter and four quarters of course in the dollar....
Any idea which standard is the official US one? Thought some of you might be interested in some trivia. A number of years back I worked on a US...
How did you comute your foil aspect ratio? Just a quick note on aspect ratio. All of my foil ratios were computed from the water surface to the...
now if I can get my brain cells organized and remember. The chart shown is purposely "dimensionless", so it shows ratios of efficiency for the...
forgot to give you air-to-water relationship The 32 metres/sec speed is in air, which the equivalent of 3.5 knots in water.
oops, forgot to add the data file here is the Excel file that I mentioned.
Foil efficiencies that might help I did a comparison of kayak rudder foils at speeds similar to what you are looking at, a couple of years back....
You are probably aware that Vetus, that company that makes bow thrusters has a production electric drive replacement for diesel inboards, and has...
Tim B I probably didn't explain myself very well. I meant that as the battery capacity dropped, clock operations tend to change. Thinking back,...
Just a thought, but can you use the air containers as part of your hull? I am thinking along the lines of an aluminum party boat catamaran, with...
Thank you again for some very positive comments. I will definitely look at your website. Just to let you know, I am an industrial designer, and...
framing ideas attached is a quick drawing of my ideas on framing. I was planning on spacing them approximately 30" on center, fudging them to...
thanks MacID068 If and when I think I have this boat figured out, I might be inclined to attempt what you suggest. Right now, I would be kidding...
thank you Mr. Sponberg Thank you for your suggestions. I will try and get a drawing of my framing ideas posted. As for the hull thickness,...
I am new to this forum, but have read many interesting comments. I am designing a 22 foot displacement cruiser for wandering about the protected...
