Title:
無電源自動横引き止水ゲート
Document Type and Number:
Japanese Patent JP7246621
Kind Code:
B2
Abstract:
To provide a sliding door type waterproofing door that can be automatically slid and moved by flood water or the like to close a doorway and at the same time ensure high water-tightness.SOLUTION: A powerless automatic horizontal water cut-off gate is configured such that: a front wheel and a rear wheel are attached to front and rear lower parts of a horizontal water cut-off gate; traveling rails for the horizontal water cut-off gate are structured in the form of two rails made up of a front wheel traveling rail and a rear wheel traveling rail; a front end of the rear wheel traveling rail is fixed in a vertical pivot manner and a buoyancy body storage tank for a traveling rail is installed on the ground in the vicinity of a place where a rear end of the rear wheel traveling rail is located; a buoyant body for the traveling rail that floats by flood water or the like is attached inside the buoyancy body storage tank for the traveling rail; the buoyant body for the traveling rail is attached to the rear end of the rear wheel traveling rail in a vertical pivot manner; and the horizontal water cut-off gate is inclined forward and automatically closed when the rear end of the rear wheel traveling rail is lifted up by floating of the buoyant body for the traveling rail caused by the force of flood water or the like.SELECTED DRAWING: Figure 4
Inventors:
▲高▼▲橋▼ 龍夫
Application Number:
JP2020019219A
Publication Date:
March 28, 2023
Filing Date:
January 22, 2020
Export Citation:
Assignee:
Takahashi Co., Ltd.
International Classes:
E06B5/00; E02B7/22; E04H9/14
Domestic Patent References:
| JP4119095U | ||||
| JP2008150829A | ||||
| JP11002077A | ||||
| JP2014066123A |