Interconnection element for connection of stator coils
US10256692B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 2, 2015 |
| Grant date | Apr 9, 2019 |
| Priority date | — |
| Expiry date | Oct 22, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K3/522
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An interconnection element (24) for connecting the stator coils of a polyphase rotary electric machine (2), including a plurality of conductive layers stacked axially, including the same number of solid base layers (26, 28, 30), and additional layers (32, 34, 36), each formed by a plurality of ring portions, each one of the ring portions not covering the entire perimeter of the stator, each one of the conductive layers having internal connection tabs (40) for connecting the coils and external connection tabs (48, 50) for connecting to connected electrical devices (4, 20), the number of base layers and additional layers being equal to the number of phases of the machine to which the interconnection element is added.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.