VEHICLE Russian patent published in 1995 - IPC

FIELD: transport; electromobile power units. SUBSTANCE: vehicle has body, wheels, power supply sources and power accumulator. Arranged in support members are mechanical pressure-to-potential difference converters to which electric motor and accumulator are connected. Converters are installed on lower outer side of bearing inner race. Each converter has piezoelectric element with electrodes. With vehicle running, part of energy consumed for motion is returned into accumulator and to electric motors. EFFECT: enlarged operating capabilities. 3 cl, 1 dwg