Drain valve device, wash water tank device and flush toilet

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9896828
SERIAL NO

15180354

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A drain valve device includes a valve body and a lift part. The valve body plugs a drain outlet arranged on a bottom surface of a tank. The lift part is configured to lift the valve body. The lift part includes an engagement part. The engagement part engages with the valve body at a first height and releases engagement of the engagement part with the valve body at a second height. The second height is greater than the first height.

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First Claim

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Patent Owner(s)

  • TOTO LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Abe, Makoto Kitakyushu, JP 174 1534
Shinohara, Koki Kitakyushu, JP 21 44
Tanimoto, Hideki Kitakyushu, JP 20 39

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