Circulation control slots in helicopter yaw control system

Details Circulation control slots in helicopter yaw control system Circulation control slots in helicopter yaw control system

1988-05-12

1990-08-14

Peters, Jr., Joseph F.

Aeronautics and astronautics

Aircraft, heavier-than-air

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

B64C 2782

Patent

active

049480685

ABSTRACT:
In a NOTAR.TM. (No tail rotor) system for a helicopter, the addition of vortex generators in the longitudinal slots or nozzles which produce the circulation control portion of the system which combines with a jet thruster and fluid resource to replace the tail rotor.

REFERENCES:
patent: 3525486 (1970-08-01), Wimpenny
patent: 4200252 (1980-04-01), Logan et al.

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