Method for determining the individual control voltage of a piezoelectric element
US7607336B2 · kind B2 · utility
1Cited by
1References
12Claims
0Family size
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Key dates
| Filing date | Feb 23, 2004 |
| Grant date | Oct 27, 2009 |
| Priority date | — |
| Expiry date | Jun 15, 2025 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02D2041/2051
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
In a method for ascertaining the control voltage of a piezoelectric element, the voltage drop at the piezoelectric element following a charge process is measured and the control voltage of the piezoelectric element is inferred from this voltage drop.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.