Intermeshing rotors on a helicopter are a set of two rotors turning in opposite directions, with each rotor mast mounted with a slight angle to the other, in a transversely symmetrical manner, so that the blades intermesh without colliding. ... This configuration is sometimes referred to as a synchropter.

What is the other term for intermeshing rotor?

Intermeshing rotors (synchropter)

A helicopter with two rotors turning in opposite directions and mounted on two masts slightly inclined towards each other, so that the blades intermesh (without colliding), is called a synchropter.

How do K-MAX rotors work?

The intermeshing rotor configuration makes the K-Max one of the quietest helicopters. ... Mechanical linkages from the rotor head run through the blade to this small flap and changing its pitch in much the same manner as that for conventional rotors.