Rotor wedge with arms
US9653958B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 16, 2015 |
| Grant date | May 16, 2017 |
| Priority date | — |
| Expiry date | Jul 16, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K3/527
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A wedge for use in a generator rotor includes a wedge body extending for an axial length and having a generally triangular cross-section, a first side of the wedge body extending for the axial length of the wedge body, a second side of the wedge body extending for the axial length of the wedge body and having a generally flat surface, a third side of the wedge body extending for the axial length of the wedge body and having a generally flat surface, a first arm extending circumferentially away from the wedge body at an interface between the first side and the second side and extending axially along the wedge body, and a second arm extending circumferentially away from the wedge body at an interface between the first side and the third side and extending axially along the wedge body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.