Patent ID: 11923739
Assignee: APPLE INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 15:
16. An electric motor, comprising:
a stator body that defines slots;
winding bars that are each disposed in one of the slots defined by the stator body, wherein at least two of the winding bars are disposed in each of the slots and arranged radially within the slots with respect to an axis of rotation of the electric motor; and
an end turn ring that is connected to the winding bars and includes bus bars that each have a first end portion and a second end portion that are connected to respective ones of the winding bars, wherein the end turn ring includes a first layer of the bus bars that are arranged in a first circular array, the first end portions and the second end portions of the bus bars from the first layer of the bus bars are located at a first elevation, the end turn ring includes a second layer of the bus bars that are arranged in a second circular array, and the first end portions and the second end portions of the bus bars from the second layer of the bus bars are located at a second elevation that is different than the first elevation, and
wherein the first end portions and the second end portions of the bus bars from the first layer of the bus bars and the first end portions and the second end portions of the bus bars from the second layer of the bus bars are connected to a respective innermost one of the winding bars within a respective one of the slots.