
3 4 c m
40cm
actual image size: 32cm x 26cm
Description
Made by Westland Helicopters of Somerset, England, this unit was used to accelerate the spin rate of helicopter rotor blades. Jet asisted rotation was trialed in the Fairey Rotodyne in the late 1950s but proved too noisy for city centre operations.
Image Details
Image Ref.
10324209
© Science Museum / Science & Society Picture Library