US 12,439,210 B2
Vibration apparatus and apparatus including the same
Sungtae Lee, Paju-si (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Sep. 1, 2023, as Appl. No. 18/241,657.
Claims priority of application No. 10-2022-0112334 (KR), filed on Sep. 5, 2022.
Prior Publication US 2024/0080624 A1, Mar. 7, 2024
Int. Cl. H04R 1/02 (2006.01); H04R 9/02 (2006.01); H04R 9/04 (2006.01); H04R 9/06 (2006.01)
CPC H04R 9/046 (2013.01) [H04R 1/028 (2013.01); H04R 9/025 (2013.01); H04R 9/06 (2013.01); H04R 2400/11 (2013.01); H04R 2499/15 (2013.01)] 35 Claims
OG exemplary drawing
 
1. A vibration apparatus comprising:
a frame including an accommodating space;
a magnet accommodated into the accommodating space, the magnet including a first magnet and a second magnet at a periphery of the first magnet;
a bobbin accommodated into the accommodating space, the bobbin including a first bobbin at a periphery of the first magnet and a second bobbin at a periphery of the first bobbin;
a coil including a first coil at a periphery of the first bobbin and a second coil at a periphery of the second bobbin; and
a protection member including a first protection member connected to the first bobbin and a second protection member connected to the second bobbin,
wherein the second protection member is spaced apart from the first protection member, and
wherein the second protection member surrounds the first protection member and is separated from the first protection member.