System comprising a secondary device with a piezoelectric actuator wirelessly supplied and controlled by a primary device
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United States of America Patent
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Jun 27, 2017
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N/A
app pub date -
May 24, 2012
filing date -
May 25, 2011
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Abstract
A system for contactless transmission of energy and control signals between a primary device and a secondary device. The primary device has a primary set with at least one primary coil and an electronic supply driver for supplying primary signals to the primary set of primary coils. A secondary device has a secondary set with at least one secondary coil, at least one piezoelectric actuator, and electronic components including a resonant circuit powered by the secondary set. The piezoelectric actuator is powered and controlled through the secondary set of secondary coils and the electronic components.
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