Invention Grant
- Patent Title: Continuously variable electric axles with on-demand energy harvesting capabilities for secondary or tag E-axles
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Application No.: US17145153Application Date: 2021-01-08
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Publication No.: US11376951B2Publication Date: 2022-07-05
- Inventor: Krishna Kumar , William F. Waltz
- Applicant: Dana Heavy Vehicle Systems Group, LLC
- Applicant Address: US OH Maumee
- Assignee: Dana Heavy Vehicle Systems Group, LLC
- Current Assignee: Dana Heavy Vehicle Systems Group, LLC
- Current Assignee Address: US OH Maumee
- Agency: McCoy Russell LLP
- Main IPC: B60K17/04
- IPC: B60K17/04 ; B60K1/02 ; B60K17/02 ; B60K17/16 ; B60K17/26 ; F16H37/04 ; F16H37/08 ; B60K17/28

Abstract:
Provided herein is an electric powertrain including a differential assembly operably coupled to a drive axle having a set of wheel coupled to the ends thereof; a planetary gear set connected to the differential, the planetary gear set having a sun gear, a planet carrier supporting a plurality of planet gears, and a ring gear, wherein the planet carrier is drivingly engaged with the differential assembly; a first electric motor/generator; a second electric motor/generator; a first gear pass drivingly connected the first electric motor/generator and the ring gear; and a second gear pass drivingly connected the first electric motor/generator and the sun gear.
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