Multiple phase stepper motor torque control apparatus and method
US4623828A · kind A · utility
4Cited by
1References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 23, 1985 |
| Grant date | Nov 18, 1986 |
| Priority date | — |
| Expiry date | Sep 23, 2005 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/51
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A control apparatus and method are disclosed for controlling the output torque of a multiple phase stepper motor, by turning OFF the normally excited phases for predetermined periods.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.