STRUCTURE FOR OPERATING WATERPROOF DOOR USING BUOYANCY - KOREA INST CIVIL ENG & BUILDING TECH

Title:

STRUCTURE FOR OPERATING WATERPROOF DOOR USING BUOYANCY

Document Type and Number:

WIPO Patent Application WO/2020/145511

Kind Code:

A1

Abstract:

The present invention provides a structure for operating a waterproof door using buoyancy, the structure being characterized by comprising: a storage tank (20) into which rainwater that has flowed into a street rain gutter (10) flows; a buoyant material (30) installed inside the storage tank (20); and a sensor (40) installed inside the storage tank (20), wherein a waterproof door (100) is automatically operated when the buoyant material (30) buoyed up by the rainwater that has flowed into the storage tank (20) comes into contact with the sensor (40).

Inventors:

PARK IN HWAN (KR)
RHEE DONG SOP (KR)
SEONG HO JE (KR)

Application Number:

PCT/KR2019/016532

Publication Date:

July 16, 2020

Filing Date:

November 28, 2019

Export Citation:

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Assignee:

KOREA INST CIVIL ENG & BUILDING TECH (KR)

International Classes:

E06B9/00; E03F5/10; E05F1/00; E05F15/60; E05F15/75; H01H35/18

Foreign References:

KR101359397B1	2014-02-10
KR101306089B1	2013-09-09
KR101911497B1	2018-10-24
JPH08284139A	1996-10-29
KR100980723B1	2010-09-07
KR102047325B1	2019-11-21

Other References: