I would be interested in what the Oram builders (and others) think of polycore as an alternative to joining duflex panels. Here is a site of a...
I would like to know the alternative ways of attaching foam to a female basket mould. I am aware of screwing through the stringers from the...
I should have said: 'Isn't anyone using T-Splines with Rhino4 as a CAD tool for boat design' However the link in my first post gives...
http://boatdesign.net/forums/showthread.php?t=18978 Brian Rodwell
Brian Rodwell
Is anyone using Rhino with Tsplines for serious yacht design? I was fascinated by the combination of technologies and started to experiment....
No I haven't built a protoype. I am keen for this to be built but I don't have a suitable boat to test it on at the moment. If anyone has the...
info on how to make the space frame AndrewK! I have some ideas on how the make the space frame from carbon fibre. If you are going that...
more details on catamaran rudder proposal The way I have drawn it, it can move +-30 degrees. It would not be too hard to increase that but I...
This is a rudder proposal for a cruising cat with 2 engines. I like high aspect rudders for efficiency and control. I also like rudders to...
Making it work Hi, Thanks for your detailed information. The sail is a Sailworks NX2 10.4. The mast is a Fibrespar Reflex 4600 QT...
Making it work Hi I am very close to launching my 4.7m x 1.5m dinghy with a sailboard rig. The rig is a second hand ($600) 10.4sqm formula...
Thanks for your feedback. It was very helpful. Brian Rodwell
I note your point about too high in the aspect ratio. I heard a story of a racing cat built in Sydney with a very high aspect ratio dagger board....
I just referred to The Nature of Boats by Dave Gerr. He says not to go further than 20% for the axis of rotation - so 20% it is. Brian Rodwell
When harbour sailing or racing, I like having some feel in the steering. For cruising, I don't expect to be on the helm much of the time. I am...
I am preparing a design for a large (>50') cruising catamaran. I would like to get feedback on having only one small steering wheel - about the...
On the drive unit: It was helpful getting feedback on the suppliers of angle drives. My latest thoughts are not to use an angle drive for the...
First question: Rexnord seems to have lots of chains includinig non-metallic chains. However I didn't notice any chains that could be twisted and...
The biggest problem is the right angle change to the axis of rotation from the pedal axis (across the boat) to the propulsion axis (for and aft)....
