Drive system for vehicle has left and right drive wheels, each driven by electric motor(s) and gearbox with mechanical, continuously adjustable gear unit(s) with bevel pulley pairs, belt element

摘要

The vehicle has at least one left and right drive wheel, each driven by at least one electric motor (14,16) and gearbox containing a mechanical, continuously adjustable gear unit (50,52) with two bevel pulley pairs (60,62; 64,66; 68,70; 72,74) and a belt element. Each drive wheel can have two associated electric motors that drive the wheel in common via separate gear units, a pair of pulleys being mounted on a common output shaft per gear unit.