Rotary lift system for front end loader

A lift assembly for a refuse vehicle, comprising:

• a lift arm having a first end of the lift arm coupled to an exterior of the refuse vehicle and a second end of the lift arm extending outward from the exterior of the refuse vehicle;
• a chain coupled to the lift arm;
• and
• a rotary lift system, comprising:
• an electric motor configured to produce rotational motion;
• and
• a gearbox assembly coupled to the electric motor configured to regulate the rotational motion;
• and
• a drive chain assembly, comprising a sprocket and an idler, the drive chain assembly configured to drive the chain and the lift arm about a joint to selectively raise the lift arm to engage a refuse compartment on the refuse vehicle.

A rotary lift system to drive motion of a lift assembly, comprising:

• a motor configured to produce rotational motion;
• a gearbox assembly coupled to the motor, the gearbox assembly configured to regulate the rotational motion;
• a drive shaft configured to rotate and coupled to the motor;
• a drive chain assembly, comprising:
• a chain coupled to at least a portion of the lift assembly such that motion of the chain causes motion of the lift assembly;
• a sprocket coupled with the chain and the drive shaft, the sprocket configured to drive the motion of the chain upon rotation of the drive shaft;
• and
• an idler coupled with the chain, the idler to guide the chain as the chain moves through the lift assembly.