US 12,291,868 B2
Retrofitting method for a beam with an opening
Chien-Kuo Chiu, Taipei (TW); Min-Yuan Cheng, Taipei (TW); and Chieh-Tzu Chou, Taipei (TW)
Assigned to NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY, Taipei (TW)
Filed by NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY, Taipei (TW)
Filed on Aug. 31, 2022, as Appl. No. 17/900,178.
Claims priority of application No. 111116306 (TW), filed on Apr. 28, 2022.
Prior Publication US 2023/0349156 A1, Nov. 2, 2023
Int. Cl. E04C 3/34 (2006.01); E04C 5/06 (2006.01)
CPC E04C 5/0618 (2013.01) [E04C 3/34 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A retrofitting method for a beam with an opening, the retrofitting method comprising steps of:
providing a hoop to enclose the opening, wherein the hoop comprises at least one hoop unit including an outer hoop and an inner hoop, wherein the inner hoop is located in an area enclosed by the outer hoop;
providing an inclined stirrup for being cooperated with the hoop to form a reinforcement set; and
selectively adjusting the reinforcement set according to a location of an edge of the opening.