Machinery manufacturers often use electrically insulated couplings in their equipment to prevent arcing across bearings and other components, Figure 1. The arcs result from electric motor shaft ...

Engineers and designers commonly use electric motors to power hydraulic pumps ... If there’s a flexible coupling between the shaft and pump, it is called a direct coupled drive.

When you think of electric motors ... the inductive excitation is built completely into the shaft, which the company claims makes the motor both compact and powerful. This kind of motor is ...