why the spit turns most effectively at the limit edge and the 109 doesnt

Originally Posted by mazex

Agreed, and the He 70 sure had a wing that Mitchell and the guys had peeked at...



/mazex

Actually some supermarine engineer said that they looked at the He70 rather in terms of smoothing things up. The He70 wing is albeit elliptically also thicker than that of the spit and a gull wing.

But when you look at the wing root fuselage transition at the trailing edge the similarities are there with the long stretched curve and the soft transition on the upper side:





(courtesy: http://www.luftarchiv.de/index.htm?/...inkel/he70.htm)