Jul 2009 Posts: 695 Feasibility of Triebflugel and Wespe/Lerche OK, one of them is this: The Focke-Wulf Fw Triebflügel ( Triebfluegel if the ü - umlaut is not used), or Triebflügeljäger , literally meaning "thrust-wing fighter", was a German concept for an aircraft designed in 1944, during the final phase of