Power conversion device

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United States of America Patent

PATENT NO 9178448
APP PUB NO 20140203740A1
SERIAL NO

14154841

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A power conversion device for driving a load, including a power conversion device main body configured to receive an input of a power supply voltage and to drive the load, and a brake circuit configured to protect the power conversion device main body from overvoltage applied thereto. The brake circuit includes a Zener diode that becomes conductive when the voltage applied to the power conversion device main body exceeds a predetermined value, to thereby suppress the voltage.

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First Claim

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Patent Owner(s)

  • FUJI ELECTRIC CO., LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ogawa, Shogo Matsumoto, JP 11 36

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