Displacement device
US10541596B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 13, 2016 |
| Grant date | Jan 21, 2020 |
| Priority date | — |
| Expiry date | Oct 19, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K2213/03
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A displacement device including a stage and a stator, wherein the stator is shaped to provide a working region and the stator includes: a plurality of magnet blocks of the first kind, each magnet block of the first kind including a plurality of first magnets generally linearly elongated in the X-direction, and a plurality of magnet blocks of the second kind, each magnet block of the second kind including a plurality of second magnets generally linearly elongated in the Y-direction. The stage is movably arranged next to the stator in the Z-direction, and the stage includes: a coil block of the first kind, each coil block of the first kind including a plurality of electric conductors generally linearly elongated in the X-direction; and a coil block of the second kind, each coil block of the second kind including a plurality of electric conductors generally linearly elongated in the Y-direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.