Tuning-fork-type scanning apparatus with a counterweight
US7532375B2 · kind B2 · utility
2Cited by
5References
23Claims
0Family size
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Key dates
| Filing date | Sep 23, 2005 |
| Grant date | May 12, 2009 |
| Priority date | — |
| Expiry date | Jun 22, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B23/2423
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A scanning method and apparatus, the apparatus comprising a fork with first and second forwardly extending tines and a rearwardly extending counterweight member, a mount for supporting the fork at a point between the tines and the counterweight member, and a drive for effecting relative vibration between the tines to provide a fast scan and for driving the fork to provide a slow scan transverse to the fast scan.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.