US 11,927,251 B2
Transmission arrangement, drive unit and method for operating a drive unit for a vehicle
Michael Schmitz, Niederelbert (DE); Christoph Lermen, Karlsruhe (DE); Linus Geiger, Köngen (DE); and Friedemann Böhmler, Esslingen (DE)
Assigned to Pinion GmbH, Denkendorf (DE)
Filed by Pinion GmbH, Denkendorf (DE)
Filed on Oct. 29, 2021, as Appl. No. 17/515,245.
Application 17/515,245 is a continuation of application No. PCT/EP2020/055188, filed on Feb. 27, 2020.
Claims priority of application No. 10 2019 111 028.9 (DE), filed on Apr. 29, 2019.
Prior Publication US 2022/0128126 A1, Apr. 28, 2022
Int. Cl. F16H 3/00 (2006.01); B62M 11/06 (2006.01); F16H 3/093 (2006.01)
CPC F16H 3/006 (2013.01) [B62M 11/06 (2013.01); F16H 3/093 (2013.01); F16H 2003/0931 (2013.01)] 15 Claims
OG exemplary drawing
 
1. Gear arrangement for a vehicle, having:
an input shaft,
a layshaft,
an output shaft which can be connected to a drive wheel of the vehicle,
a plurality of shiftable first gear wheel sets which connect the input shaft and the layshaft and which are each associated with at least one gear stage,
a machine gear which is connected or can be connected to one of the shafts and into which the drive torque of an electric machine can be introduced, wherein:
the first gear wheel sets form a first part-gear mechanism, wherein at least one second shiftable gear wheel set connects the layshaft and the output shaft and forms a second part-gear mechanism, wherein the at least one second gear wheel set is associated with at least one gear stage and wherein the machine gear is arranged in an axial direction between the first part-gear mechanism and the second part-gear mechanism, and
the machine gear is securely connected to the layshaft, wherein the electric machine can be connected to the machine gear via a separating clutch or a free wheel.