Research Article
Load Sharing Multiobjective Optimization Design of a Split Torque Helicopter Transmission
Table 1
The geometry parameters of the reference design.
| Parameters | First stage | Second stage | Pinion/gear | Pinion/gear |
| Tooth number | 32/124 | 27/176 | Module/mm | 1.590 | 2.54 | Pressure angle/(°) | 20 | 25 | Helix angle/(°) | 6 | 0 | Tooth width/mm | 44.45/38.10 | 66.04/59.94 | Shaft angle/(°) | 122.5 | 50.2 | Phase difference | 10.889 | 24.542 |
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