Commutator with resiliently clamped resistor ring
US4859893A · kind A · utility
11Cited by
4References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 21, 1988 |
| Grant date | Aug 22, 1989 |
| Priority date | — |
| Expiry date | Mar 21, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49011
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A resistor ring, typically a varistor, is clamped in intimate contact with terminals of a commutator using a clip-on plastic clamp having a plurality of shock-absorbing spring fingers, thus avoiding the application of heat which could damage the resistor ring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.