Nondestructive inspection method of insulator using frequency resonance function
US8299804B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Aug 10, 2010 |
| Grant date | Oct 30, 2012 |
| Priority date | — |
| Expiry date | Apr 17, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N29/4454
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A nondestructive inspection method of testing insulators using frequency resonance function that can inspect an anomaly of an insulator by vibrating the insulator with a force having the characteristic of white noise, measuring the change in motion of the insulator according to the vibration and calculating the frequency resonance function of the insulator is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.