Title:
LIFTING GATE, AND DISASSEMBLY METHOD OF LIFTING GATE
Document Type and Number:
Japanese Patent JP2021070997
Kind Code:
A
Abstract:
To make an underwater attaching/detaching work of a door body easy.SOLUTION: A lifting gate 1 comprises a door body 10 and a bearing 2. The bearing 2 is formed as a split structure including a base 3 and a rear side attachment 5 which is disposed at a second water area B side with respect to a shaft center X and is attached to one end portion of the base 3 in a circumferential direction. A sliding face 21 is formed across the base 3 and the rear side attachment 5. A base face 21a that is a part formed in the base 3 in the sliding face 21 is positioned below a horizontal plane HP including the shaft center X and is formed in an arc shape with a central angle equal to or smaller than 180 degrees around the shaft center X.SELECTED DRAWING: Figure 4
Inventors:
MORI TOSHIAKI
NAKAHO KYOICHI
YOSHIKI RYUTA
SAYAMA SHINICHI
NAKAHO KYOICHI
YOSHIKI RYUTA
SAYAMA SHINICHI
Application Number:
JP2019198944A
Publication Date:
May 06, 2021
Filing Date:
October 31, 2019
Export Citation:
Assignee:
HITACHI ZOSEN CORP
International Classes:
E02B7/40; E02B3/06; E02B7/20
Domestic Patent References:
| JP2000144696A | 2000-05-26 | |||
| JP2000355924A | 2000-12-26 | |||
| JPS5389721U | 1978-07-22 | |||
| JP2005146749A | 2005-06-09 | |||
| JP2005344469A | 2005-12-15 | |||
| JP2017166128A | 2017-09-21 | |||
| JP2001031387A | 2001-02-06 |
Attorney, Agent or Firm:
Kenzo Terazono
Daisuke Kawabe
Daisuke Kawabe