US 12,087,535 B2
Flexible printed circuit board (FPCB) and method for manufacturing the same
Sang Ok Seon, Daejeon (KR)
Assigned to LG Energy Solution, Ltd., Seoul (KR)
Appl. No. 17/920,303
Filed by LG Energy Solution, Ltd., Seoul (KR)
PCT Filed Jul. 14, 2021, PCT No. PCT/KR2021/009050
§ 371(c)(1), (2) Date Oct. 20, 2022,
PCT Pub. No. WO2022/025489, PCT Pub. Date Feb. 3, 2022.
Claims priority of application No. 10-2020-0094041 (KR), filed on Jul. 28, 2020.
Prior Publication US 2023/0253174 A1, Aug. 10, 2023
Int. Cl. H01H 85/08 (2006.01); H01H 69/02 (2006.01); H01H 85/046 (2006.01); H01H 85/06 (2006.01); H01H 85/143 (2006.01)
CPC H01H 85/08 (2013.01) [H01H 69/022 (2013.01); H01H 85/046 (2013.01); H01H 85/06 (2013.01); H01H 85/143 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A flexible printed circuit board (FPCB) comprising:
a pattern circuit layer, wherein the pattern circuit layer has a pattern fuse embedded therein, and the pattern fuse comprises:
a first conductive metal wire; and
a second conductive metal wire,
wherein the first conductive metal wire and the second conductive metal wire are arranged in a double helix structure.