Title:
BREAKWATER DOOR
Document Type and Number:
Japanese Patent JP2015071857
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To close a gate automatically.SOLUTION: A breakwater door includes a rotation shaft 2 which is arranged along the vertical axis and a door body 3 which has a base end supported by the rotation shaft 2 and closes a gate 51 under an opening situation by rotation-moving around the rotation shaft 2. Under an opening situation that the tip of the door body 3 is arranged as facing to upstream of the inflow direction of water at the gate 51, provided are a side wall 4a which is arranged along the door body 3 with a prescribed spacing with the door body 3 at the opposite side of the gate 51 in the door body 3, and a closing wall 4b which connects to the side wall 4a and blocks the base end side of the door body 3.
Inventors:
AKEDA TOSHIRO
Application Number:
JP2013206715A
Publication Date:
April 16, 2015
Filing Date:
October 01, 2013
Export Citation:
Assignee:
MITSUBISHI HEAVY IND MECHATRONICS SYSTEMS LTD
International Classes:
E02B7/44
Domestic Patent References:
| JPH025425U | 1990-01-16 | |||
| JP2013036229A | 2013-02-21 | |||
| JP2002285533A | 2002-10-03 | |||
| JPH025425U | 1990-01-16 |
Attorney, Agent or Firm:
Hiroaki Sakai
Jun Takamura
Jun Takamura
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