Motor speed control
US4459523A · kind A · utility
4Cited by
3References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 1983 |
| Grant date | Jul 10, 1984 |
| Priority date | — |
| Expiry date | Mar 11, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/70
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A motor speed control is disclosed herein. The speed control includes a photoelectric array and a control member situated within a housing. The photoelectric array provides a discreet, regulated voltage in accordance with the position of the control member, and a control circuit sets the motor speed based upon the level of the regulated voltage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.