Mechanical equipment and parts
gearbox
Types of gearboxes
Gear reducer
Overdrive gearbox
Electro-Motor
Types of electric motors
DC motor
Series engine
Parallel motor
Compound engine
Self-propelled motor
Permanent magnet motor (PMDC)
AC motor
Induction motor
Synchronous motor
Special engines
stepper motor
Brushless DC motor
Hysteresis motor
Reluctance motor
Universal engine
coupling
Types of couplings
Rigid couplings
Flexible couplings
Hydraulic
Pneumatic