I did not know this. It's getting late, but I will definitively check it up tomorrow. Thanks alot.
I am starting to realize it, I did not =P
My perception was that it was possible to create lift by moving a foil back and forth, thus creating a lift. With this lift countered with the...
You are right, there have been a fair amount of tries by especially many sailing enthusiasts. But most of them have been fast "hobby"-projects with little or no scientific approach to it.
The reason why I started thinking about this was actually an article in some magazine. I think the person...
I appreciate that you took the time to answer, but I believe you are wrong. Both the Japanese and Chinese have sculled for centuries (at least), and with the technique and design that have developed over this time "sculling" (happy?) makes it possible for an average woman to propel sampans...
Optimal design, "water-wing" - single oar propulsion
Good evening, and hello to you all.
As you can see I'm new here, so please go easy on me.
A while ago I got to learn about the single oar propulsion system used in southeast Asia.
The way I see it this is a principle with loads of...