Method of making a molded commutator
US3987539A · kind A · utility
33Cited by
6References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 31, 1974 |
| Grant date | Oct 26, 1976 |
| Priority date | — |
| Expiry date | Jan 31, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49011
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In accordance with the present invention there is provided a molded commutator having an improved form of anchoring tooth for each bar extending substantially the entire length of the bar for securing the latter to the molded hub. The invention involves an improved process of forming each anchoring tooth without the removal of any material and hence without wastage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.