Search found 13 results

by Verna
16/02/08, 10:30
Forum : The bistro: site life, leisure and relaxation, humor and conviviality and Classifieds
Subject : Return of the French Merchant Marine Sailing - CTMV
answers: 16
views: 13034

Self-supporting sail

Hello, My system is preferable to that of "Skysails", in that in the event of a drop in the wind, the wing, self-supporting, cannot fall into the water, because it is carried by one or more gases that are lighter than air, this avoids the loss of time inherent in recovering the waterlogged sail, ...
by Verna
16/02/08, 10:12
Forum : The bistro: site life, leisure and relaxation, humor and conviviality and Classifieds
Subject : Return of the French Merchant Marine Sailing - CTMV
answers: 16
views: 13034

Self-supporting and tidal sail

Hello Gentlemen, It should be noted that the following two systems could be applied to this sailboat, or to future ones: 1 ° / A concept of freestanding freestanding sail published on my site: http://inventions.a.verna.free .fr / voile.htm 2 ° / A rudder tidal turbine concept visible here: http: // ...
by Verna
02/02/08, 14:30
Forum : Innovations, inventions, patents and ideas for sustainable development
Subject : Hydroelectric rudder and sail tractor
answers: 0
views: 18491

Hydroelectric rudder and sail tractor

Bonjou, I have deposited 2 systems affecting the boat and ecology: 1 ° / The rudder tidal turbine, here is the description: My system consists of placing a tidal turbine on the rudder of a sailboat without a heat engine, a kind of like a dynamo on a bicycle. This tidal turbine will recharge a ...

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