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by wil
Wed Dec 10, 2014 3:12 am
Forum: Gear Builders
Topic: ideas needed to mount hydrofoil to board
Replies: 6
Views: 5733

Re: ideas needed to mount hydrofoil to board

hi I see you are using a North 2010 race board. Have you made anymore progress with bolting your foil to the board. Can you show both sides of the board. I am planning to buy a North 2010 raceboard and attach a hydrofoil.
by wil
Tue Dec 09, 2014 6:23 am
Forum: Hydrofoil
Topic: twin tip hydrofoil
Replies: 50
Views: 9007

Re: twin tip hydrofoil

will it be anhedral on the centre and dihedral on the outside wings? Since I have an U shape channel and the square 25 mm tube theoretically for a distance of say 500 mm I will have double thickness. How long is your total fuselage? The bit that is sticking out of the U shaped channel is not super l...
by wil
Tue Dec 09, 2014 5:28 am
Forum: Hydrofoil
Topic: twin tip hydrofoil
Replies: 50
Views: 9007

Re: twin tip hydrofoil

It looks like your fins are all flat. Is there any bend in them (anhedral or dihedral)? Also would like to know how far forward and back ward the middle of your front and back fins are from the strut. Would even be better to get your recommendation on the exact size of fins ((front, back) (middle)) ...
by wil
Tue Dec 09, 2014 3:01 am
Forum: Hydrofoil
Topic: twin tip hydrofoil
Replies: 50
Views: 9007

twin tip hydrofoil

Hi Hawaiis, I have just dropped off a piece of aluminium louvre profile to a sheetmetal company. They are going to weld an aluminium plate on the top and a U channel on the bottom of the strut. I am keen to try a twin tip first and then to progress onto a directional hydrofoil. The U shape channel w...
by wil
Mon Dec 08, 2014 7:47 am
Forum: Hydrofoil
Topic: DIY Home Made wooden Hydrofoil fins
Replies: 348
Views: 54588

Re: DIY Home Made wooden Hydrofoil fins

Hawaiis. Are you still working on the twin tip hydrofoil. Keen to find out whether you are comfortable riding the twin tip.
by wil
Mon Dec 08, 2014 7:45 am
Forum: Hydrofoil
Topic: DIY Home Made wooden Hydrofoil fins
Replies: 348
Views: 54588

Re: DIY Home Made wooden Hydrofoil fins

What I use is 90cm long strut. 10cm cord 2.2-2.4cm thick The front fin has 1 square foot of area The rear fin 0.3 square foot. If you do a search there is a very good plan with detailed measurements: viewtopic.php?f=196&t=2382163&p=811764&hilit=Foil+plan#p811764 The fins are for higher speed, you m...

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