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1. (WO2018030890) HEMMING BURR HOLE

Pub. No.:    WO/2018/030890    International Application No.:    PCT/MY2017/050030
Publication Date: Fri Feb 16 00:59:59 CET 2018 International Filing Date: Sat Jun 24 01:59:59 CEST 2017
IPC: B21D 5/00
B21D 11/20
B21D 53/24
F16B 37/02
Applicants: DAIKIN RESEARCH & DEVELOPMENT MALAYSIA SDN. BHD.
Inventors: LAM, Kit Yoke
TEAN, Zi Yong
Title: HEMMING BURR HOLE
Abstract:
A metal sheet (200) having a hole (130) formed on at least one free end (100) of the metal sheet (200), the hole (130) is punched on the free end (100) which is folded in such a way that it forms a thickened wall to accommodate a fastening member.