公开(公告)号：US11767195B2

公开(公告)日：2023-09-26

申请号：US16198800

申请日：2018-11-22

Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY

Inventor： Seung Un Chae ,  Bum Yeon Cho ,  Heung Youl Kim ,  Ki Seok Kwon

IPC: B66B5/00 ,  B66B5/02 ,  B66B1/34 ,  B66B1/28 ,  G01S17/08

CPC classification number: B66B5/0031 ,  B66B1/28 ,  B66B1/3423 ,  B66B5/0087 ,  B66B5/021 ,  B66B5/024 ,  G01S17/08 ,  B66B2201/40

Abstract: A safety inspection system of an occupant evacuation elevator capable of having a laser range finder installed on each of an elevator rope and an elevator guide rail of the occupant evacuation elevator of a skyscraper and checking a length and verticality of each of the elevator rope and the elevator guide rail measured from the laser range finder to monitor slight distortion or location variation in real time, and accordingly, capable of easily performing a safety inspection of the occupant evacuation elevator, capable of performing the safety inspection of the occupant evacuation elevator in real time to operate the occupant evacuation elevator again in an operation mode of the occupant evacuation elevator according to an occurrence of a disaster situation in the skyscraper, and accordingly, capable of safely and quickly evacuating occupants and a method thereof are provided.

公开(公告)号：US10267041B1

公开(公告)日：2019-04-23

申请号：US15851707

申请日：2017-12-21

Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY

Inventor： Bum Yeon Cho ,  Heung Youl Kim

IPC: E04C5/12

Abstract: An anchoring wedge with a separable bolt for a simple separation of the anchoring wedge from an anchoring device surrounding a tendon using the separable bolt through efficient adjustment of tensile force and a method of anchoring a tendon using the same are provided.

公开(公告)号：US09856647B1

公开(公告)日：2018-01-02

申请号：US15371171

申请日：2016-12-06

Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY

Inventor： Heung Youl Kim ,  Bum Yeon Cho

IPC: E04C3/34 ,  E04B1/94 ,  E04C3/36 ,  E04C3/32

CPC classification number: E04C3/34 ,  E04B1/943 ,  E04C3/32 ,  E04C3/36 ,  Y10T29/49631

Abstract: In the disclosure, the CFT column includes external steel tubes including straight jointing portions in which inclined bolt grooves are formed to be vertically apart from each other and which are formed to extend from an end thereof to cover an overall extension length thereof, a straight bolt connection slot including straight plates connected by a connection bolt to be apart from each other and formed to extend, and configured to integrate the external steel tubes by allowing the connection bolt to be inserted into each of the inclined bolt grooves in which the straight jointing portions of the external steel tubes are in contact with each other and communicate with each other, concrete placed in the integrated external steel tubes and cured, and a wave-shaped punching steel plate.

公开(公告)号：US11577933B2

公开(公告)日：2023-02-14

申请号：US16198801

申请日：2018-11-22

Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY

Inventor： Seung Un Chae ,  Bum Yeon Cho ,  Heung Youl Kim ,  Ki Seok Kwon

IPC: B66B1/34 ,  B66B5/02 ,  B66B1/28

Abstract: An evacuation strategy support system using an occupant evacuation elevator (OEE) capable of supporting an evacuation strategy so that information on a number of occupants is recognized by real-time occupant monitoring and thus occupants on each floor may use stairs and the occupant evacuation elevator to safely and quickly evacuate when a disaster situation occurs in a skyscraper and thus the occupants use the occupant evacuation elevator to evacuate, capable of monitoring occupant information on each floor in real time and supporting calculation of an evacuation capacity of the occupant evacuation elevator to establish an evacuation strategy to allow safe evacuation and early reaction in an overall skyscraper to be performed, and capable of optimizing the calculation of the evacuation capacity of the occupant evacuation elevator applicable to an initial stage of a design of the skyscraper, and a method thereof are provided.

公开(公告)号：US11326345B2

公开(公告)日：2022-05-10

申请号：US16691529

申请日：2019-11-21

Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY

Inventor： Heung Youl Kim ,  Bum Yeon Cho

IPC: E04C3/06 ,  E04C3/10 ,  E04C3/293 ,  E04B5/29 ,  E04C5/12

Abstract: Provided are a hollow composite beam using a dual-web and a construction method thereof. The hollow composite beam using a dual-web can secure space efficiency using a tendon installed in an internal space of a dual-web and can efficiently adjust a tensioning force using the tendon anchored by an anchoring wedge and a separable bolt, wherein the dual-web is formed as a web of a steel beam having a bottom flange on which a deck plate is supported.

公开(公告)号：US10737405B2

公开(公告)日：2020-08-11

申请号：US15849688

申请日：2017-12-21

Applicant: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY

Inventor： Heung Youl Kim ,  Bum Yeon Cho

IPC: B28B13/02 ,  E04G17/00 ,  E04G21/04 ,  E04G9/10 ,  E04G11/08

Abstract: The present invention relates to a self-pouring mold system which ensures uniformity of a material by laterally pouring concrete into a mold installed on a side of a wall structure and minimizing a fall head generated when the concrete is poured to prevent bleeding, thereby ensuring uniformity of a fire-proofing material and adjusting a required fire-proofing coating thickness, and a method of fire-proofing, repairing, and reinforcing using the same.