公开(公告)号：US20250109588A1

公开(公告)日：2025-04-03

申请号：US18864528

申请日：2023-06-12

Applicant: SENVEX CO., LTD. ,  SAMSUNG E&A CO., LTD.

Inventor： Chang Nam LEE

IPC: E04C5/16 ,  E04B1/41 ,  E04C5/01

Abstract: The present invention relates to a prefabricated bracket assembly integrated into a prefabricated column assembly for connecting PC beams, the end portions of PC beams being placed inside the prefabricated bracket assembly that is assembled on top of the prefabricated column assembly, into which concrete is poured so as to connect the PC beams and the prefabricated bracket assembly, thereby facilitating the connection of the PC beams to a factory-made prefabricated column assembly and allowing cost reduction.

公开(公告)号：US20240084579A1

公开(公告)日：2024-03-14

申请号：US18271861

申请日：2022-01-20

Applicant: SENVEX CO., LTD.

Inventor： Chang Nam LEE

IPC: E04B1/30

CPC classification number: E04B1/30

Abstract: The present invention relates to a composite frame having an end-embedded girder joint structure, wherein a girder body is simply placed in a U-shaped preassembled bracket assembly coupled to the upper end of a preassembled column assembly and, then, concrete is poured into and integrated with the assembly such that the composite frame can reduce a construction period and improve quality at the time of forming a steel-composite ferroconcrete structure and enable simple and rapid building of a beam-column joint, thereby securing the constructability and stability thereof.

公开(公告)号：US20220074190A1

公开(公告)日：2022-03-10

申请号：US17418850

申请日：2020-03-25

Applicant: SENVEX CO., LTD.

Inventor： Chang Nam LEE

IPC: E04B1/16 ,  E04B1/30 ,  E04C3/34

Abstract: The present invention relates to a combination structure of permanent forms and a prefabricated steel assembly for a steel concrete composite member, the combination structure including: the prefabricated steel assembly having a plurality of shape steel members and a plurality of support bars; and each permanent form having a flat plate, ‘L’-shaped protrusions, a bent corner, and a ‘L’-shaped outer protrusion.

公开(公告)号：US20230037589A1

公开(公告)日：2023-02-09

申请号：US17789811

申请日：2020-12-23

Applicant: SENVEX CO., LTD.

Inventor： Chang Nam LEE

IPC: E04C3/293 ,  E04C3/07

Abstract: A steel plate built-up beam for a steel-concrete composite beam, which is for the purpose of forming a steel-concrete composite beam by filing the inside thereof with concrete, includes: a pair of web plates spaced apart from each other; a lower flange provided on the lower portions of the web plates so as to connect the lower portions of the pair of web plates; and upper angles provided on the upper portions of the web plates, respectively, such that one leg of the upper angle is coupled to side surfaces of the web plates, and other leg of the upper angle is formed to bend in directions perpendicular to the web plates.