- Contra-rotating, also
referred to as
coaxial contra-rotating, is a
technique whereby parts of a
mechanism rotate in
opposite directions about a common...
-
Aircraft equipped with contra-rotating
propellers (CRP)
coaxial contra-rotating propellers, or high-speed propellers,
apply the
maximum power of usually...
-
carried out at the 750
Testing Range in
Kunming up to 1988. The Yu-7 has
contrarotating propellers.
Aboard surface warships, it is
fired from Type 7424 tripled...
- 1947 K-125 - Kaman's
first helicopter;
Kaman selected an
intermeshed contrarotating twin
rotor design. July 1949 K-225 - An
improved version of the K-125;...
- used a
coaxial version of the
Chinese top in a
model consisting of
contrarotating turkey flight feathers as
rotor blades, and in 1784,
demonstrated it...
-
visibility while cruising. Each wing has four
tractor configuration contrarotating propellers powered by
electric motors. The
tractor configuration prevents...
- Rotorcycle, for use as a
scouting platform. A co-axial
helicopter has two
contrarotating main
rotors to
control torque,
unlike the more
common main rotor/tail...
-
Bessemer also
obtained a
patent in 1857 for the
casting of
metal between contrarotating rollers – a
forerunner of today's
continuous casting processes and remarkably...
- 6 row liquid-cooled
radial engine, 2,500 hp (1,900 kW) Propellers:
contrarotating Performance Maximum speed: 450 mph (720 km/h, 390 kn)
estimated at 35...
-
above the aircraft's
Double Mamba engine and
behind the
gearbox and
contrarotating propellers in a
position that
conferred a
favourable view over the nose...
