Patent ID: 11949287
Assignee: ABB SCHWEIZ AG
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 9:
10. An electric motor comprising:
a stator comprising:
a lamination including a plurality of layers, wherein each layer of the plurality of layers has an inner profile and an outer profile and comprises a sheet of material having a nominal thickness, wherein the inner profiles corresponding to the plurality of layers, when assembled into the lamination, form slots dispersed around a hole, and the outer profiles corresponding to the plurality of layers, when assembled into the lamination, include a number of features on an exterior surface of the lamination that enable the electric motor to be configured in accordance with a plurality of enclosure types, and
coils of insulated conductors distributed in the slots,
wherein the number of features on the exterior surface of the lamination includes a retaining feature configured to accept a cover;

a rotor disposed in the hole in the lamination of the stator, the rotor coupled to a motor shaft; and
one or more end plates coupled to the lamination of the stator to form a motor housing.