B60K6/00

Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motorsand internal combustion engines [5,2007.10]

Note(s) In this group, the following expressions are used, with the meaning indicated:[2007 10] "prime-mover" means a propulsion unit or source of motive power providing a mechanical output, e g  via a rotating shaft;"hybrid electric vehicle" [HEV] means a vehicle having an electric prime-mover and a combustion engine, in which the electrical prime-mover and the combustion engine either singly or in combination, drive the ultimate propulsive elements, e g  wheels;"energy storing means" means apparatus for storing propulsive energy and providing stored energy to drive the prime-mover or the ultimate propulsive elements, e g  wheels;"motor-generator" means an electric machine, such as a motor or a generator, or a mechanical combination thereof, which can provide positive mechanical output force or torque and which can function at other times as an electric generator