Pitch control mechanism for coaxial helicopter steering

Details Pitch control mechanism for coaxial helicopter steering Pitch control mechanism for coaxial helicopter steering

1981-03-06

1983-01-04

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

Sustained ancillary movement of rotary working member

Responsive to fixed actuator

416130, B64C 2780

Patent

active

043670636

ABSTRACT:
A directional and yaw control mechanism for coaxial helicopters, comprising a three coaxial ring system interconnected through a cam and link assembly for transmitting control signals from a steering station to change the rotor blade pitch either collectively to provide lift or independently in opposing directions to control yaw. Cyclic pitch control is also similarly provided.

REFERENCES:
patent: 2318260 (1943-05-01), Sikorsky
patent: 2415622 (1947-02-01), Bossi
patent: 2481745 (1949-09-01), Hiller
patent: 2481748 (1949-09-01), Hiller
patent: 2486059 (1949-10-01), Pentecost
patent: 2540543 (1951-02-01), Neville
patent: 2587104 (1952-02-01), Breguet
patent: 2669308 (1954-02-01), Thomson
patent: 2835331 (1958-05-01), Ryan et al.
patent: 2980186 (1961-04-01), Strong et al.
patent: 3126966 (1964-03-01), Agamian
patent: 3207225 (1965-09-01), Shapiro
patent: 3409249 (1968-11-01), Bergquist et al.
patent: 3450208 (1969-06-01), Barton
patent: 3570786 (1971-03-01), Lewis
patent: 3592559 (1971-07-01), Ward
patent: 3669564 (1972-06-01), Garfinkle
patent: 3735945 (1973-05-01), Huvers
patent: 3814351 (1974-06-01), Bielawa
patent: 4123018 (1978-10-01), Montaigu
patent: 4170437 (1979-10-01), Korsak

Affiliated with

Also associated with

Rating

Pitch control mechanism for coaxial helicopter steering does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Pitch control mechanism for coaxial helicopter steering, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pitch control mechanism for coaxial helicopter steering will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1580791