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The Baumgärtl PB-64 was a 1950s single-seat
helicopter
A helicopter is a type of rotorcraft in which Lift (force), lift and thrust are supplied by horizontally spinning Helicopter rotor, rotors. This allows the helicopter to VTOL, take off and land vertically, to hover (helicopter), hover, and ...
designed and built by the Austrian-designer
Paul Baumgärtl for the Brazilian Air Ministry.
The PB-64 had an unusual rotor drive with two lightweight pulse jets mounted on the rotor, although not on the tips of the blades which was more normal.
The engines were mounted at each end of a bar, at right-angles to the main rotor which also acted as a stabilizer bar.
The main structure was a simple keel with a
tricycle landing gear
Tricycle gear is a type of aircraft undercarriage, or ''landing gear'', that is arranged in a tricycle fashion. The tricycle arrangement has one or more nose wheels in a single front undercarriage and two or more main wheels slightly aft of th ...
and an open seat for the pilot and a rudder on a simple tail boom.
Specifications
See also
References
Notes
Bibliography
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{{Baumgartl aircraft
1950s Brazilian experimental aircraft
1950s Brazilian helicopters
PB-64
Tipjet-powered helicopters
Pulsejet-powered aircraft
Single-rotor helicopters
Aircraft with fixed tricycle landing gear