Energy Harvesting Element and Energy Harvesting Device
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United States of America Patent
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Issued Date -
Sep 12, 2024
app pub date -
Oct 7, 2021
filing date -
Dec 17, 2020
priority date (Note) -
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Abstract
An energy harvesting element capable of efficiently generating power is provided. The energy harvesting element generates power by vibration, and includes a first electrode and a second electrode, a member having a third electrode electrically connected to the second electrode, and facing the first electrode, and a fourth electrode relatively fixed to the third electrode without being electrically connected to the third electrode, and electrically connected to the first electrode and facing the second electrode, the member being provided between the first electrode and the second electrode, and an electret provided in one of the first electrode and the third electrode, and one of the second electrode and the fourth electrode.
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