| 1 | It used bevel gears to transmit power to the prop. | |
| 2 | And in the case of bevel gears, the rotational axes are not parallel to each other. | |
| 3 | All valves can be furnished with handwheels, chainwheels and bevel gear handwheels and chainwheels. | |
| 4 | Going into the gearbox, universal joints connect the centre drive shaft to the internal bevel gears. | |
| 5 | These provide a foundation for the control of grinding quality of spiral bevel gear. |