Title:
起伏ゲート
Document Type and Number:
Japanese Patent JP7038025
Kind Code:
B2
Abstract:
A flap gate 1 comprises: a door body 10 that turns about a base-end side and stands upright; side waterproof rubbers 30 that are attached to both widthwise ends of the door body 10 and that come into contact with side doorstops 21; and an upper waterproof rubber 40 which is attached to an upper doorstop 22, and with which a tip end 14 of the door body 10, which is positioned in the same plane as an upper surface 11 of the door body 10 when the door body 10 lays flat, comes into contact when the door body 10 stands upright. The side waterproof rubbers 30 are attached up to the position of the tip end 14 of the door body 10, an end part of the door body 10 on the tip end 14-side thereof is attached to as to be in the same plane as the upper surface 11, and both ends of the upper waterproof rubber 40 in the widthwise direction of the door body 10 are configured so as to come into contact with end parts 34 of the side waterproof rubbers 30 on the tip end 14-side of the door body 10 when the door body 10 stands upright.
Inventors:
Morii Toshiaki
Kyoichi Nakabo
Yukio Katsuta
Nobu Itagaki
Kyoichi Nakabo
Yukio Katsuta
Nobu Itagaki
Application Number:
JP2018156045A
Publication Date:
March 17, 2022
Filing Date:
August 23, 2018
Export Citation:
Assignee:
Hitachi Zosen Corporation
International Classes:
E02B7/40; E02B7/54; E04H9/14; E06B5/00
Domestic Patent References:
| JP2000027165A | ||||
| JP2304110A | ||||
| JP2016142030A | ||||
| JP2012241449A | ||||
| JP2005146703A | ||||
| JP2000240044A | ||||
| JP2006257829A | ||||
| JP56176233U | ||||
| JP2016211266A | ||||
| JP2016173012A | ||||
| JP60159037U |
Foreign References:
| WO2018070512A1 |
Attorney, Agent or Firm:
Kenichi Terazono
Daisuke Kawabe
Daisuke Kawabe