Drive system for electric automobiles

Details Drive system for electric automobiles Drive system for electric automobiles

1992-12-30

1995-09-26

Teska, Kevin J.

Boots, shoes, and leggings

36442405, 180 653, 180 658, 318139, B60L 1520, B60L 1118, B60K 102

Patent

active

054539307

ABSTRACT:
A wheel motor drive system for electric automobiles comprises a car battery mounted on a vehicle body, at least two electric motors connected to vehicle wheels independently of each other, each of the motors having inherent torque characteristics with regard to a rotational speed and a maximum torque, sensors for monitoring a vehicle travelling condition, and a controller responsive to the vehicle travelling condition and the torque characteristics of the motors for controlling the motors at a low power consumption mode wherein at least one of the motors is driven within a high motor efficiency range so as to assure a long travel distance per one battery discharge.

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patent: 5289890 (1994-03-01), Toyoda et al.
patent: 5294871 (1994-03-01), Imaseki
patent: 5343971 (1994-09-01), Heidelberg et al.

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