Two-sided attraction structure, exhibiting or indicating apparatus using same, dust collecting apparatus, and plant growing apparatus
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United States of America Patent
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Apr 8, 2014
Grant Date -
Jul 7, 2011
app pub date -
Sep 10, 2009
filing date -
Sep 17, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
A two-sided attraction structure including an electrostatic chuck portion (2) and a power supply portion (5), the electrostatic chuck portion (2) including a dielectric member (3) in a plate-like shape, which is made of an insulating material and has a front side and a back side, and an internal electrode (4) mounted into the dielectric member, the front side and the back side of the dielectric member each serving as an attraction surface when voltage is applied to the internal electrode (4), the power supply portion (5) applying the voltage to the internal electrode, of the electrostatic chuck portion (2), in which the power supply portion (5) includes a solar cell (6) and a voltage boost circuit (7) for boosting power generated by the solar cell (6).
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