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Aviation History
1967
1967 - 0091.PDF
FLIGHT International, 19 January 1967 91 1 Rigid rotor 2 Bearing housing (crossed roller bearing) 3 Valve housing and slot-air plenum chamber 4 Slot-air ducts 5 Slot air 6 Swashplate on spherical bearing 7 Valve push-rods and ball joints t Slot-air control valve J Slot-air distribution slots 10 Slot-air baffle 11 Swashplate actuator (pitch) 12 Swashplate actuator (roll) 13 Swashplate actuator (collective) 14 Sleeve carrying swashplate bearing 15 Propulsion-air duct (alternative to shaft drive) 16 Propulsion air 17 Steel spline 18 Steet rod reinforcement 19 Glass-fibre sleeve (Right) Details of the rotor-head assembly used on the full-scale model, together with the cyclic- ond collective-lift control system. Contrary to helicopter practice, most of the system does not rotate; it is therefore simpler and lighter. (Below). The control panel in the vehicle, which has a crew of three. All these drawings are by "Flight" artist Frank Munger 1 Cyclic and collective-lift control 2 Rotor speed and lift throttles 3 Rotor r.p.m. strobe 4 Rotor r.p.m. 5 Road speed (ft/sec) 6 Rotor r.p.m. digital counter 7 Slot-air instruments S Rotor propulsion air instruments 9 Periscope 10 Cyclic-pitch limit lights 11 Instrumentation controls 12 Rolls-Royce Avon systems controls © Iliffe Transport Publications Ltd 1967 SLOT DESIGN OF EXISTING BLADE SLOT POSITION ON ELLIPTICAL BLADE AERODYNAMICS OF TYPICAL BLADE GLASS-FIBRE BLADE D
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