US 12,064,907 B2
Electronic device member of metallic structure and non-metallic structure, and method for manufacturing same
Changsu Kim, Gyeonggi-do (KR); Sangsik Na, Gyeonggi-do (KR); Rathore Pranveer Singh, Gyeonggi-do (KR); Youngjin Yi, Gyeonggi-do (KR); Jongbae Jeon, Gyeonggi-do (KR); Donghyeon Hwang, Gyeonggi-do (KR); Hangyu Hwang, Gyeonggi-do (KR); Jinhyeong Park, Gyeonggi-do (KR); and Youngik Son, Gyeonggi-do (KR)
Assigned to Samsung Electronics Co., Ltd, (KR)
Appl. No. 17/283,888
Filed by Samsung Electronics Co., Ltd., Gyeonggi-do (KR)
PCT Filed Oct. 25, 2019, PCT No. PCT/KR2019/014192
§ 371(c)(1), (2) Date Apr. 8, 2021,
PCT Pub. No. WO2020/085860, PCT Pub. Date Apr. 30, 2020.
Claims priority of application No. 10-2018-0129014 (KR), filed on Oct. 26, 2018.
Prior Publication US 2021/0347098 A1, Nov. 11, 2021
Int. Cl. H05K 5/00 (2006.01); B29C 45/14 (2006.01); H05K 5/04 (2006.01); B29L 31/34 (2006.01)
CPC B29C 45/14336 (2013.01) [H05K 5/0017 (2013.01); H05K 5/04 (2013.01); B29C 2793/009 (2013.01); B29L 2031/34 (2013.01)] 5 Claims
OG exemplary drawing
 
1. An electronic device, comprising:
a front plate;
a back plate facing away from the front plate;
a touch screen display exposed through the front plate;
an outer metal structure surrounding a space between the front plate and the back plate, and formed integrally with the back plate or coupled to the back plate;
an inner metal structure connected with or formed integrally with the outer metal structure, and arranged in the space;
an inner non-metal structure coupled with the outer metal structure and the inner metal structure and arranged in the space;
at least one recess formed in one surface of the inner metal structure; and
a polymer structure formed in the one surface of the inner metal structure by filling the at least one recess with a polymeric material, and connected with or formed integrally with the inner non-metal structure, and comprising a plurality of scales,
wherein the at least one recess is extended to have a repeating pattern comprising at least one of a W-shape, a sawtooth shape, a planar rectangular spiral shape, or a planar circular spiral shape,
wherein the at least one recess comprise a first area and a second area that is disposed closer to an opening than the first area, and
wherein a width of the second area is bigger than a width of the first area.