B - Operations – Transporting – 60 – L
Patent
B - Operations, Transporting
60
L
B60L 11/00 (2006.01) A63H 17/40 (2006.01) B60K 1/00 (2006.01) B60L 11/18 (2006.01)
Patent
CA 2106838
ABSTRACT An electromotive car for infants includes two pairs; of front and rear wheels 34 and 36 arranged on a bottom plate of a car body 10. A seat 12 having a footstool 16 and a driving seat 14 is defined on an upper side of the car body 10. An electric drive motor 54 is disposed in the car body 10 for producing a driving force needed to run the car automatically. A drive unit 52 is adapted to run the car automatically on the basis of the driving force and to turn the car running direction automatically under an entire load of the motor increased due to the obstacle. A rechageable battery 108 is provided for supplying the operating voltage to the car body 10. The car further includes a control circuit 110 for controlling the speed of the car and producing various melodies. Also, the control circuit 110 serves to detect an overcharge and overdischarge of the battery 108. Preferably, the car body 10 is provided with a steering unit 26 which comprises a steering wheel 28 for steering the car, a steering shaft 30 having a spring receptacle 46 in which a steering force transferring spring 40 is contained, a first and second driven gears 42 and 44 co-operated with the steering shaft 30. In the drive unit 52, a gear 74 is formed at an upper periphery of a housing 66 and engaged with the second driven gear 44. The housing 66 can be turned due to the increased load of the motor 54 so that the car can avoids the obstacles placed in the running direction thereof.
Bae Myung Soon
Sim & Mcburney
LandOfFree
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