Magnetic coupler having magnets with different magnetic strengths
US9391489B2 · kind B2 · utility
3Cited by
49References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 17, 2011 |
| Grant date | Jul 12, 2016 |
| Priority date | — |
| Expiry date | Jun 13, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/2119
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A coupling apparatus (20) is provided for transferring energy to or from a flywheel. The coupling apparatus comprises first (22) and second (24) movable members, each having one or magnets (30, 34) arranged thereon, wherein the first movable member (22) is arranged to be coupled to a flywheel. The magnetic strength of a first magnet (30) arranged on the first movable member (22) exceeds the magnetic strength of a second magnet (34) arranged on the second movable member (24).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.