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Patent Searching and Data


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:
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:
KR101359397B12014-02-10
KR101306089B12013-09-09
KR101911497B12018-10-24
JPH08284139A1996-10-29
KR100980723B12010-09-07
KR102047325B12019-11-21
Attorney, Agent or Firm:
SEWON PATENT LAW FIRM (KR)
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