Dual motor dual concentric valve

Details Dual motor dual concentric valve Dual motor dual concentric valve

2005-06-27

2010-11-09

Eldred, J. Woodrow (Department: 3641)

Aeronautics and astronautics

Aircraft control

Specific control connection or actuator

C244S099500, C244S099600, C244S227000, C137S625000, C137S625650, C137S625600, C137S899200, C091S508000, C091S511000, C091S523000

Reexamination Certificate

active

07828245

ABSTRACT:
An actuator control system has a dual concentric servo valve having a spool and at least one motor adapted to selectively displace the spool.

REFERENCES:
patent: 3613504 (1971-10-01), Krauss
patent: 4534273 (1985-08-01), Vanderlaan
patent: 4596177 (1986-06-01), Biafore
patent: 5044697 (1991-09-01), Longyear et al.
patent: 5240041 (1993-08-01), Garnjost

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