System patented and known as Robot drive, developed in Germany by J. L IPSCHITZ; equipment comprises 2-cyl vis-a-vis gasoline engine connected through simple form of electromagnetic clutch to dynamotor, armature of which is connected through shafting and gearing to propeller.
Combined petrol and electric drive for motor boats
Engineering
Engineering ; 136 , n 3539
1933
Article (Journal)
English
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