Resin impregnated aromatic polyamide covered glass based slot wedge for large dynamoelectric machines
US4200818A · kind A · utility
67Cited by
7References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 1, 1978 |
| Grant date | Apr 29, 1980 |
| Priority date | — |
| Expiry date | Aug 1, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2495
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An iron engaging slot wedge, for use in coil slots of dynamoelectric machines is made of a glass fiber core impregnated with a cured thermoset resin, and covered on at least two sides with a facing layer of a porous aromatic polyamide mat, impregnated with a cured thermoset resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.