Hi NV5L Good luck in your project ;hope everything will turn out OK.
Hi NV5L Tunnels answered what I would have said but there is another situation to consider: 1-Your boat is 30 years old, probably made with...
Hull-deck joint Hi All, Thanks for your interesting answers. Yes I think plexus looks like an ideal compound.After joining the two vertical...
Hi Tunnel I will be pleased to meet you in Sanya. Here is my e.mail: sanya.sailing@gmail.com Give me a call a few days before so I can plan.
Hi Tunnel Thanks for your nice and instructive photos.I have seen this joint on Beneteau's 46 downtown Sanya' harbor. It does a VERY NICE JOB...
Hi Steve, I was the first one to start an exclusively sailboat-renting business in Hainan. 3 years ago many Foreigners told me I was 10-15 years...
No problems sharing. We operate a sailboat (6.3 m trimarans) renting business from the beach in China (no marinas). One can go out in flat seas...
Hi Tunnels Thank you for your interesting information. In my case, there would be no "hull-deck" joints. It would just be two halves joined in...
Hull-deck joint The join was glued all the way round the boat and had no fastenings anywhere at all !! never had one problem with any part of the...
NACA foils Tuanshipland Here are the NACA foils and 3D rendering:
Thanks for your post Tuan Shipland. The information I gathered is that hydrofoils are designed for a narrow speed range, are useless at low...
The foils could be lifted at low speed and lowered at a "reasonable" one..that would need to be defined. The biggest problem is probably the...
am designing a 7 m cruising beach cat and its folding system. It has a central longitudinal beam supporting the cross beams.(It is easier for a...
cat's hydrofoil Hi Tom I forgot to tell you the hydrofoil cases would be "hanging down" from a longitudinal beam supporting the cross beams and...
I just read the interesting comment you wrote in 2007 (long time ago !!) I wanted to use hydrofoils for a 7 m cat but I wonder if a speed of...
Hi All I am in China where I can get things very cheap. I can have mast extrusion dies made (for Al 6061T-6) for LESS THAN 1/2 the price or...
Hi All! The mast extrusion will be used for the 2 cross beams of the demountable cat. If I want to demount, I need to have sleeves that will be...
The mast extrusion will be used for the 2 cross beams of the demountable cat. If I want to demount, I need to have sleeves that will be fixed on...
I would like to use the same mast extrusion for the beams OF A DEMOUNTABLE CAT. I will use sleeve that will inside the beam. I would like to...