Study on the Tooth Profile Parameters Design Method of Crown Gear Coupling for Helicopter Tail Folding Device

Figure 1

Two-dimensional structural diagram of folding device of the helicopter tail paddle drive system [5]. (1) Input flange. (2) Spline shaft. (3) Spring. (4) Fuselage. (5) Lead-in element disk. (6) Output flange. (7) Drum tooth. (8) Centering warhead. (9) Tail rotor. (10) Helicopter. (11(a)) Input shaft. (11(b)) Output shaft.