Table 2 Tooth profile parameters of HD
| Â | Parameter | FS | CS |
|---|---|---|---|
AB arc | X axis offset xa (mm) | 0.1630 | 0.2489 |
Y axis offset ya (mm) | −0.3450 | 0.4463 | |
Radius ra (mm) | 0.6342 | 0.74 | |
BC arc | Longitudinal length hl (mm) | 0.2456 | 0.26 |
Obliquity angle γl (°) | 29.6715 | 30 | |
CD arc | X axis offset xr (mm) | 0.1303 | −0.0236 |
Y axis offset yr (mm) | −0.0249 | −0.1745 | |
Radius rr (mm) | 0.5011 | 0.31 |