Patent ID: 6634247
Filing Date: 2003-10-21
Classification: B60K,B60W,B60Y,F16D,F16H,Y02T,Y10S,Y10T

Abstract:
A transmission for a motor vehicle, the transmission having multiple shafts including a first, at least single-piece and a second, at least single-piece transmission input shaft and at least one transmission output shaft, said transmission comprising:a) a plurality of gear pairs arranged between the transmission output shaft and the transmission input shafts, said gear pairs including an idler non-rotatably secured to one of the shafts, and a drive gear arranged to mesh with an idler and non-rotatably carried on a shaft for providing gear stages having different gear ratios between the transmission output shaft and one of the transmission input shafts; b) at least one transmission input shaft driven by a drive unit having a drive shaft; c) at least one transmission input shaft operatively connected with a first electrical machine; d) wherein the transmission output shaft is operatively connected with at least one driving wheel; and e) wherein at least one gear stage is actuated automatically by at least one actuator, and including a synchronizing device for synchronously coupling idlers to one of a transmission input shaft and a transmission output shaft to synchronize the r.p.m. of the idler and the shaft carrying the idler.