High Quality Content by WIKIPEDIA articles! Engelbert Zaschka (September 1, 1895 in Freiburg im Breisgau, Germany – June 26, 1955 in Freiburg im Breisgau, Germany) was a German chief engineer, chief designer and inventor. Zaschka became one of the first German helicopter pioneers. He is a striking representative of the Rotationsflugzeug (Zaschka calls it "rotating airplane"). Chief Engineer Engelbert Zaschka pursued in 1929 in Berlin, the approach of the folding-Zaschka three wheeler. This city car concept was aimed to be cost effective and space saving by the vehicle could be folded after use sparingly. In 1934 Engelbert Zaschka completed a large human-powered aircraft.