counterrotating

Both resembled conventional airplanes, except that they had two huge, counterrotating propellers on their noses and were designed to take off literally sitting on their tails and pointing straight up.

The Dream Machine Richard Whittle 2010

Both resembled conventional airplanes, except that they had two huge, counterrotating propellers on their noses and were designed to take off literally sitting on their tails and pointing straight up.

The Dream Machine Richard Whittle 2010

Both resembled conventional airplanes, except that they had two huge, counterrotating propellers on their noses and were designed to take off literally sitting on their tails and pointing straight up.

The Dream Machine Richard Whittle 2010

“Okay, counterrotating CAP!” he directs his wingmen.

Touching History Lynn Spencer 2008

“Okay, counterrotating CAP!” he directs his wingmen.

Touching History Lynn Spencer 2008

In other words, none of these instruments requires a counterrotating platform to operate successfully on a tethered spacecraft.

The Case for Mars Robert Zubrin 1996

In other words, none of these instruments requires a counterrotating platform to operate successfully on a tethered spacecraft.

The Case for Mars Robert Zubrin 1996

The skeeter screeched as it lifted from the ground, and listed sideways, counterrotating slowly.

Beowulf's Children Niven, Larry 1995

The CERADES H2 is an impact rotor crusher consisting of two counterrotating hollow drums (squirrel cage type).

Chapter 7 1991

CERADES H2 soil disintegrator, comprising 2 counterrotating hollow drums driven by an electrical or diesel motor, specially developed for use with the manual and automatic presses.

Chapter 17 1988