CONTINUOUSLY VARIABLE TRANSMISSION DRIVE SYSTEM FOR ELECTRIC VEHICLES WITH IMPROVED DRIVING PERFORMANCE AND ENERGY EFFICIENCY

Abstract: the invention of continuously variable transmission drive system for an electric vehicles comprises s housing a first motor and a second motor a first gear assembly including a sun gear having a main input shaft connected to the rotational shaft of a first motor an inner ring gear arranged circumferentially around the sun gear a plurality of planetary gears arranged between the sun gear and the inner ring gear and a carrier having an output shaft connected to the rotational shafts of the plurality of planetary gears and a second gear assembly including a sub-drive gear having a sub-input shaft connected to the rotational shaft of a second motor an outer ring gear forming one body with the outer side of an inner ring gear and an idler gear transmitting the rotational driving force of the second motor to the outer ring gear

Inventor(s): Young Keun JEON, Jong Hyeon PARK, Dong Hwan PARK

CPC Classification: F16H37/084 (with differential gearing)

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