Unmanned multimode helicopter

Details Unmanned multimode helicopter Unmanned multimode helicopter

1972-12-13

1979-08-07

Pendegrass, Verlin R.

Aeronautics and astronautics

Aircraft, heavier-than-air

Helicopter or auto-rotating wing sustained, i.e., gyroplanes

244 1711, 244 1717, B64C 2710

Patent

active

041635353

ABSTRACT:
An unmanned helicopter capable of controlled free flight comprises a plurality of separable modules arranged in a substantially vertically stacked assembly symmetrical about a vertical axis. The modules include an uppermost propulsion module, a central fuel tank module and a lowermost control and payload module.

REFERENCES:
patent: 2551455 (1951-05-01), Neale
patent: 3116040 (1963-12-01), Petrides et al.
patent: 3122098 (1964-02-01), Glennan
patent: 3226059 (1965-12-01), Paterson et al.
patent: 3337161 (1967-08-01), Halton
patent: 3542317 (1970-11-01), Irby
patent: 3611367 (1971-10-01), Billottet et al.

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