Piezoswitch
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United States of America Patent
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Jul 21, 2009
Grant Date -
Jul 21, 2005
app pub date -
Dec 16, 2004
filing date -
Dec 17, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
An actuating element for a function carrier (4) in a motor vehicle having a piezoelectric element (1), preferably a piezoelectric foil and a decorative surface (2), mounted above the piezoelectric element (1). Further, a system of at least two actuating elements characterized in that the actuating elements have a common piezoelectric element (1), preferably a piezoelectric foil. Finally, a method for the production of such an actuating element or such a system including the steps of producing at least one piezoelectric element (1), applying at least one piezoelectric element (1), connecting each piezoelectric element (1) to an evaluation unit and a control unit, and covering each piezoelectric element (1) preferably with one decorative surface (2).
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