Position detecting apparatus, positioning apparatus, and information recording apparatus using the same
US6151185A · kind A · utility
17Cited by
31References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 4, 1997 |
| Grant date | Nov 21, 2000 |
| Priority date | — |
| Expiry date | Sep 4, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/59633
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An apparatus for detecting position change information of an object includes a contact member for contacting the object, and a detecting unit for obtaining position change information of the object by detecting a change in force applied from the object to the contact member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.