Stator with bus bar portion embedded between adjacent lane change portions and connected to terminal portion
US9837869B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 28, 2013 |
| Grant date | Dec 5, 2017 |
| Priority date | — |
| Expiry date | Nov 5, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K2203/09
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A stator configured with an annular stator core, and a plurality of coils mounted on the stator core. The bus bar portion being connected to the terminal portion of a different one of the coils of the same phase. The coil is a multi-layer coil that is formed by winding the conductor in a plurality of layers in an inside-outside direction of loops in the winding portion, and that includes on inner and outer peripheral sides of a coil end portion of the coil a plurality of lane change portions formed by the conductor. The bus bar portion is embedded in a clearance between the lane change portions of the coil of a different phase placed between the coils of the same phase which are connected to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.