Hi Wayne,
yet the majority (?) of our lift is generated from the
HIGH pressure BELOW the wing.
No, it only generates 1/3 of the lift. The rest is generated by lower
pressure on the upper side.
I recommend you read
http://www.soaridaho.com/Schreder/Te...lets/Masak.htm
which explains the design and function of winglets.
Greetings, Erik.