helicopter concept

C51062
concept

A helicopter concept is an abstract representation of a rotary-wing aircraft’s essential characteristics, including its structure, propulsion, control systems, and operational capabilities, independent of any specific physical instance.

Observed surface forms (1)

Surface form Occurrences
helicopter airframe design 1

Instances (3)

Instance Via concept surface
Mil Mi-60
Mil Mi-46
Sikorsky S-58 design helicopter airframe design