Aeroplane and Commercial Aviation News, 87. kötet1954 |
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6. oldal
... rotor and drive system , and the static tests for structural strength . The helicopter is of all - metal construction with the con- ventional single main rotor and torque - reacting tail rotor . A striking difference from most ...
... rotor and drive system , and the static tests for structural strength . The helicopter is of all - metal construction with the con- ventional single main rotor and torque - reacting tail rotor . A striking difference from most ...
35. oldal
... rotor runs at a higher r.p.m. than the high - pressure rotor . This supercharging effect of the 1.p. compressor is enhanced at high altitude , where the lowering ambient pressure increases its r.p.m. relative to the h.p. rotor . Because ...
... rotor runs at a higher r.p.m. than the high - pressure rotor . This supercharging effect of the 1.p. compressor is enhanced at high altitude , where the lowering ambient pressure increases its r.p.m. relative to the h.p. rotor . Because ...
7. oldal
... rotor , double - bladed , helicopters of that type flying today with two blade - tip engines costing less than £ 50 each . In one case the engine cost is only £ 18 . The machines are so simple that they surely can be manu- factured for ...
... rotor , double - bladed , helicopters of that type flying today with two blade - tip engines costing less than £ 50 each . In one case the engine cost is only £ 18 . The machines are so simple that they surely can be manu- factured for ...
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