Hairpin winding of a stator of an electric motor
US12244192B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 11, 2020 |
| Grant date | Mar 4, 2025 |
| Priority date | — |
| Expiry date | Oct 15, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K3/12
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A stator for an electric machine is disclosed. The stator has a plurality of pins arranged in slots in the stator on concentric circles at different distances from a center point, each concentric circle forming a layer. Each of six pins in different layers are connected to one another in series and form a winding. A first pin of the winding in a first slot in the 6n-4 layer, n being a natural number, a second pin of the winding in a second slot in the 6n-5 layer, a third pin of the winding in the first slot in the 6n-2 layer, a fourth pin of the winding in the second slot in the 6n-3 layer, a fifth pin in the first slot in the 6n layer, and a sixth pin of the winding in the second slot in the 6n-1 layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.