Low cost multi-coil linear actuator configured to accommodate a variable number of coils
US9780634B2 · kind B2 · utility
4Cited by
53References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 23, 2011 |
| Grant date | Oct 3, 2017 |
| Priority date | — |
| Expiry date | Dec 7, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49071
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed herein are methods and systems for low cost linear actuators that can deliver strokes and forces at different values. The embodiments presented herein have parts and components that may be usable for both multi-coil and single-coil actuator designs. According to one embodiment, a magnet housing may removably or permanently coupled to a coil assembly having any number of coils. According to a further embodiment, an actuator housing may be coupled to a magnet housing having any number of magnets or coils.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.