Movable breakwater and method of operating movable breakwater

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United States of America Patent

PATENT NO 8915672
SERIAL NO

13376146

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Abstract

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The present invention provides a movable breakwater that can do with a small amount of compressed air supplied to raise the buoyant steel pipe. The buoyant steel pipe 6 includes a buoyancy tank 6d in which gas is filled, an air chamber 6e provided above the buoyancy tank 6d, a penetration pipe 19 that penetrates through the buoyancy tank 6d and feeds compressed air supplied from a pressure accumulator tank 13 to the air chamber 6e, and an open chamber 6f, whose top side is open, provided above the air chamber 6e and in the buoyant steel pipe 6 at the upper end portion thereof.

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Patent Owner(s)

Patent OwnerAddress
MM BRIDGE CO LTD20-24 KAN-ON-SHIN-MACHI 1-CHOME NISHI-KU HIROSHIMA-SHI HIROSHIMA 733-0036

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arikawa, Taro Yokosuka, JP 1 0
Iida, Yasuhiro Tokyo, JP 38 518
Inagaki, Hirofumi Tokyo, JP 1 0
Kanai, Keiji Tokyo, JP 2 8
Kihara, Kazuyoshi Tokyo, JP 2 0
Kimura, Hirohide Tokyo, JP 1 0
Kobayashi, Makoto Tokyo, JP 647 7424
Nagatomo, Hisanobu Tokyo, JP 1 0
Sakaguchi, Akira Nagoya, JP 69 1572

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