Vacuum variable capacitor with energization and heat shielding bellows
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United States of America Patent
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Dec 13, 2005
Grant Date -
Jul 28, 2005
app pub date -
Dec 21, 2004
filing date -
Dec 22, 2003
priority date (Note) -
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Abstract
A vacuum variable capacitor includes an energization bellows arranged in a vacuum vessel and having ends mounted to a movable-electrode support plate and a movable side-end plate, respectively, a heat shielding bellows arranged inside the energization bellows and outside a slide-guide support and having ends mounted to the movable-electrode support plate and the movable side-end plate, respectively, and a cooling pipe interposed between the two bellows and for preventing transfer of heat generated in the energization bellows.
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