Method of manufacturing a tuning fork with reduced quadrature errror and symmetrical mass balancing
US7523537B1 · kind B1 · utility
5Cited by
17References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2000 |
| Grant date | Apr 28, 2009 |
| Priority date | — |
| Expiry date | Jul 5, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49156
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Tuning fork and method in which a pair of elongated tines having front and rear surfaces are disposed symmetrically about an axis, and balancing masses on the front surface of one tine and on the rear surface of the other tine are trimmed to reduce quadrature error and also to maintain mass balance between the tines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.