Client and contractor agreed on a compromise which was to
build rotor blades of 50 m length in hybrid construction. A
hexagonal steel frame bar takes-up the loads. It is shrouded with a
solution suited the engineers from MAN but it was much heavier
the entire system design had to be revised.
This meant the principle of consequent lightweight construction
Hütter had in mind was thrown overboard. He was no longer deeply
involved in the practical realisation of ...