Motor control device and machine tool
US11211887B2 · kind B2 · utility
0Cited by
1References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 2020 |
| Grant date | Dec 28, 2021 |
| Priority date | — |
| Expiry date | Apr 28, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P2207/05
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A motor control device according to an aspect of the present disclosure controls a motor by switching between speed control and position control, and sets a maximum voltage applied to the motor during the position control to lower than a maximum voltage applied to the motor during the speed control.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.