(...) There's a small angle between the two rotor shafts, that's the solution. A clever one, indeed. Fredrik (21 years ago, 5-Feb-03, to lugnet.technic)
(...) There is a military helicopter with this shaft arrangement in the Russian armed forces. IIRC, the Kirov carrier had some of these choppers at some point in time. Pedro (21 years ago, 5-Feb-03, to lugnet.technic)
