Patent · US Active

Electric drive for a vehicle

US12162347B2 · kind B2 · utility

0Cited by
3References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 11, 2021
Grant dateDec 10, 2024
Priority date
Expiry dateApr 14, 2041

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2057/02052
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An electric drive for may have at least one electric machine in a housing with a rotor shaft forming the drive shaft, which can be coupled to an intermediate shaft via at least one spur gear, wherein the intermediate shaft is coupled to an output differential for driving output shafts, wherein there is at least one oil pump for pumping transmission fluid, wherein a pump shaft in the oil pump can be driven in the same direction of rotation via a first drive path, which has at least one first freewheel, and via a second drive path, which has at least one second freewheel and at least one differential, and wherein at least the first freewheel and the second freewheel, as well as the differential, are located radially inside the hollow intermediate shaft.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.