Apparatus and methods for eliminating back drive in a push pull type control system, are provided. An exemplary apparatus includes a control rod including a pair of spaced apart piston displacement members each configured to carry a check valve. The apparatus also includes a pair of opposite-face check valves each configured to seal against respective opposing face of a piston head to form a hydraulic lock, preventing back drive in the control system.
APPARATUS TO ELIMINATE BACK DRIVE IN PUSH PULL SYSTEM OF ROTOR AIRCRAFT AND RELATED METHODS
2015-08-13
Patent
Electronic Resource
English
IPC: | B64C AEROPLANES , Flugzeuge |
Apparatus to eliminate back drive in push pull system of rotor aircraft and related methods
European Patent Office | 2016
|Engineering Index Backfile | 1944
|European Patent Office | 2023
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