Electromagnetic pointer with new type adjustment structure
US9152250B2 · kind B2 · utility
0Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 22, 2013 |
| Grant date | Oct 6, 2015 |
| Priority date | — |
| Expiry date | Jul 30, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/046
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An electromagnetic pointer with a new type adjustment structure is disclosed. The electromagnetic pointer comprises at least one pen tube assembly, a tuning component at one end of the pen tube assembly, a pen tip, a core holder configured in the pen tube assembly with a surrounding coil, a ferrite core, an elastomer, a touch pin configured in the core holder and the pen tube assembly and a circuit board. The tuning component is configured to move axially along the pen tube assembly to perform tuning.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.