US 12,352,340 B2
Electric drive device for a motor vehicle, in particular for a motor car, and motor vehicle
Tobias Schilder, Ludwigsburg (DE); and Philip Gansloser, Bad Ditzenbach (DE)
Assigned to MERCEDES-BENZ GROUP AG, Stuttgart (DE)
Appl. No. 18/698,895
Filed by MERCEDES-BENZ GROUP AG, Stuttgart (DE)
PCT Filed Sep. 9, 2022, PCT No. PCT/EP2022/075061
§ 371(c)(1), (2) Date Apr. 5, 2024,
PCT Pub. No. WO2023/057167, PCT Pub. Date Apr. 13, 2023.
Claims priority of application No. 10 2021 005 016.9 (DE), filed on Oct. 7, 2021.
Prior Publication US 2024/0401680 A1, Dec. 5, 2024
Int. Cl. F16H 37/08 (2006.01); B60K 1/00 (2006.01); B60K 17/08 (2006.01)
CPC F16H 37/082 (2013.01) [B60K 1/00 (2013.01); B60K 17/08 (2013.01); B60K 2001/001 (2013.01); F16H 2200/0021 (2013.01); F16H 2200/2007 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electric drive device for a motor vehicle, the electric drive device comprising:
a housing;
an electric engine having a rotor and configured to drive the motor vehicle;
a planetary transmission, at least partially arranged in the housing, comprising
a first single planetary gear set comprising a first sun gear connected to the rotor for conjoint rotation, a first single planetary carrier, and a first annular gear, and
a second single planetary gear set comprising a second single planetary carrier connected to the first single planetary carrier for conjoint rotation, and a second annular gear;
at least two switch elements, which includes a first switch element and a second switch element, configured to switch at least two gears; and
a differential having a differential input shaft and two output drive shafts,
wherein the second single planetary gear set has a second sun gear connected to the differential input shaft for conjoint rotation, and
wherein the second switch element is configured to connect two of three transmission elements of the second single planetary gear set.