Structural analysis and design of airplanes (1920)
United States. Army. Air Corps · [Washington] · leaf 199
3.7x21.3) 7.10+(42) 6.0 1200 179 Control Systems Art. 128 8993 x = = 7.5 in. = arm of load 1200 Calculation of Moments.I. Elevators. Total moment = Area X average load X mean arm= 2 X 8.33 X 29.0 X 7.5= 3620 in. lbs. II. Rudder Moment Area X average load X mean arm8.63 X 26.0 X 9.452120 in. lbs.… … £/evotor Cob/eFig. 108. Control Stick The moment on the control stick from the elevator or aileronloads, or on the rudder bar from the rudder loads is not necessarily thesame as the moment of these loads about the hinges of the movable sur-faces, but is dependent on the relation between the height…
Airplanes
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