Electrical auxiliary drive in trailer e.g. for all types of electric vehicles

摘要

The auxiliary drive trailer has its wheel axles fixed to the wheels and turned by a gearwheel. A dynamo connected to the wheel axle generates current which can be stored in an accumulator or switched to the towing vehicle on demand.The electric motor is coupled to flywheels which maintain a steady rotation. The roof and the sides of the auxiliary drive trailer are covered with solar panels contg. solar cells.