US 12,485,748 B2
Electric drive unit with parking gear assembly and operating method
Gowrisankar Devaraj, Leamington Spa (GB); and Cody Ott, Ida, MI (US)
Assigned to DANA AUTOMOTIVE SYSTEMS GROUP, LLC, Maumee, OH (US)
Filed by Dana Automotive Systems Group, LLC, Maumee, OH (US)
Filed on Jan. 4, 2024, as Appl. No. 18/404,552.
Prior Publication US 2025/0222761 A1, Jul. 10, 2025
Int. Cl. B60K 17/02 (2006.01); B60K 1/02 (2006.01); B60K 7/00 (2006.01); F16H 59/48 (2006.01); F16H 63/34 (2006.01)
CPC B60K 17/02 (2013.01) [B60K 1/02 (2013.01); B60K 7/0007 (2013.01); F16H 59/48 (2013.01); F16H 63/3416 (2013.01); B60K 2007/0061 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electric drive unit, comprising:
a first electric machine rotationally coupled to a first drive wheel via a first single speed gear train;
a second electric machine rotationally coupled to a second drive wheel via a second single speed gear train;
a disconnect clutch configured to:
in an engaged configuration, rotationally couple the first electric machine and the second electric machine; and
in a disengaged configuration, rotationally decouple the first electric machine and the second electric machine; and
a park lock assembly coupled to one of the first single speed gear train and the second single speed gear train and configured to inhibit rotation of the corresponding single speed gear train;
wherein the park lock assembly include a park gear that is coupled to a rotor shaft extension of the first electric machine;
wherein the disconnect clutch is positioned on inboard axial sides of the first and second electric machines; and
wherein the first and second single speed gear trains are positioned on outboard axial sides of the first electric machine and the second electric machine, respectively.