Zusatzantrieb für Kraftfahrzeuge mit Verbrennungsmotor

摘要

A gear-changing unit is provided for the selective drive of the gears by the starter motor, with the IC engine at a standstill. A precoupling (20) provided for separating the drive connection between the engine (1) and the clutch (3) is located between the IC engine (1) and the clutch (3).A driving part of the clutch (3) is designed as the drivable part of the precoupling (20). This has a driving disc (21) located fixed on the engine shaft (2). The coupling body (11) of the clutch (3) is located rotatable on the shaft (2), and a coupling unit (34) is provided between the drive disc (21) and the coupling body (11).