Six-degree-of-freedom large-stroke uncoupling large hollow series-parallel piezoelectric micro-motion platform
US11159103B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 23, 2020 |
| Grant date | Oct 26, 2021 |
| Priority date | — |
| Expiry date | Jun 27, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02N2/0095
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A six-degree-of-freedom large-stroke uncoupling large hollow series-parallel piezoelectric micro-motion platform includes a base, a movable platform top, a second platform and a first platform, wherein a first guide unit, a second guide unit, a third guide unit, a fourth guide unit, a fifth guide unit and a sixth guide unit are respectively connected in sequence to the second platform and the first platform; the first guide unit is internally provided with a first drive unit, the second guide unit is internally provided with a second drive unit, and the third guide unit is internally provided with a third drive unit; and the base is provided with a fourth drive unit, a fifth drive unit, a sixth drive unit and a seventh drive unit, the fifth drive unit is provided below the second drive unit, and the sixth drive unit is provided below the third drive unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.