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  • Saedilla's Avatar
    04-20-2018, 10:57 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    I see the Gumotex has solid seats across the hulls - that is one of the advantages I've been expecting from my design with a perimeter of gunwale...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    04-18-2018, 11:07 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    That made me think about a really minimal build... My kayak is pretty good value for money at 99 five summers ago - and it has survived use and...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    04-08-2018, 03:09 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Dreary weather has returned - so I'm back with issues about self-setting sails - I would call them a glider rig, but neither brings up even a...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    04-04-2018, 07:07 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Tom, that's really considerate - but anything you start is what it becomes - it has to live within the consensus - a lively debate is all - what...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    04-03-2018, 06:03 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Great ! I see now that we are talking minimalism! It's a brilliant way to make a hull - I did something similar many years ago when I made a cat...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    04-02-2018, 06:57 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Hi Tom, Does flying the kite off the ama mean using both sail and kite? - it's almost Mad Max stuff! I sympathise with skimming this thread -...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    04-02-2018, 11:06 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    That's great Tink - it's nice to see I'm not yet away with the fairies - presumably my googling came up blank because I was calling it circle segment...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    04-02-2018, 06:30 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    The lift-stall diagram is great - very significant - interpreting it another way, it means that a flat plate has to be much bigger to get the same...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    04-01-2018, 05:32 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    I wasn't obsessed with proas until I experienced the following: When I built a tacking rig in what I call the 'battleship' approach I had a mast...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    04-01-2018, 02:41 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    The panto akas give a lot of CLR control - I think my last diagram hints that it can give enough to cover the shifting CofE from different points of...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    04-01-2018, 08:02 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    You're right that I'm not using the weight of the ama to resist heel. Though wierdly (for a Pacific Proa) I am using its buoyancy - it works as...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-31-2018, 07:34 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Sorry Tink - I skimmed over this one and I now realise it's the most stimulating of the lot. Firstly those akas as shown don't reach across the boat...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-31-2018, 02:09 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    It's a close match to my design - especially as the Vaka has no keel - except these are Atlantic proas relying on a voluminous buoyant ama to lee -...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-31-2018, 02:05 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Will do - I'm going to try to avoid drawing the boat in a force diagram because just looking at its shape will convince most sailors that the kayak...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-31-2018, 08:40 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    I've also heard lateen and lugsail sailors say the bad tack is hardly noticeable but I think this comes down to 3 things. 1) If it handles OK and...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-30-2018, 09:08 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    The 'softer envelope' would be a lot easier to dismantle or furl & ship than a wing sail*. I looking forward to finding out how manageable it is...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-30-2018, 08:20 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Talking of bare-butt minimum kit (this is very much an aside comment) I did once consider connecting a kitesail to a cable (faired) through the water...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-30-2018, 06:06 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Thanks Tink - I'm always glad to find the accepted names of stuff, (language must represent the most greatest consensual accord of all time) - so...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-29-2018, 06:54 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Thanks for proposing a minimum-kit solution, very interesting - but I'm also looking for a bit of comfort and harmony (incidentally the Japanese...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-29-2018, 10:57 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    I've been looking through the thread to find stuff I've promised or failed to respond to: a) I owe Tink an apology for not acknowledging the...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-29-2018, 08:52 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Thanks everyone, but I'm sticking with my inflatable kayak approach, at least until I've exhausted all the options. Especially since Plan B would...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-26-2018, 04:00 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Hi Tink - thanks for that - I hope there's a lot of prior art and I'd be surprised if such a simple tweak to a windward board had escaped notice. ...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-26-2018, 11:46 AM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    I've made a diagram of the adze board outrigger - it is amazingly small and surprisingly effective - made from a piece of 2' by 1' 5mm marine ply aka...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-25-2018, 06:56 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    I'll try to explain where this started and where I've got to. I have been spending 3 out of the last 4 summer holidays (3-weeks each) in Greece,...
    70 replies | 2660 view(s)
  • Saedilla's Avatar
    03-25-2018, 05:33 PM
    Saedilla replied to a thread Inflatable Proa in Designs / Plans
    Thanks for all your replies, especially for the kindness shown towards someone like myself who will (given the chance) always try to do things...
    70 replies | 2660 view(s)
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