US 12,413,897 B2
Coaxial speaker
Ronglin Linghu, Changzhou (CN); Yun Tang, Changzhou (CN); Bo Xiao, Changzhou (CN); and Wei Song, Changzhou (CN)
Assigned to AAC Microtech (Changzhou) Co., Ltd., Changzhou (CN)
Filed by AAC Microtech (Changzhou) Co., Ltd., Jiangsu (CN)
Filed on May 25, 2023, as Appl. No. 18/324,124.
Application 18/324,124 is a continuation of application No. PCT/CN2023/076317, filed on Feb. 16, 2023.
Prior Publication US 2024/0284092 A1, Aug. 22, 2024
Int. Cl. H04R 1/24 (2006.01); H04R 1/02 (2006.01); H04R 7/04 (2006.01); H04R 7/18 (2006.01); H04R 9/02 (2006.01); H04R 9/04 (2006.01); H04R 9/06 (2006.01)
CPC H04R 1/24 (2013.01) [H04R 1/025 (2013.01); H04R 7/04 (2013.01); H04R 7/18 (2013.01); H04R 9/025 (2013.01); H04R 9/045 (2013.01); H04R 9/063 (2013.01); H04R 2400/11 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A coaxial speaker, comprising:
a fixing member having a receiving room;
a magnetic circuit system mounted with the fixing member and having a magnetic gap;
a voice coil at least partially located into the magnetic gap;
a first vibration system connected with the voice coil, the first vibration system comprising:
a first diaphragm, the first diaphragm used for generating treble sound; and
a first support connecting the first diaphragm and the voice coil; and
a second vibration system connected with the voice coil and arranged surrounding the first vibration system, the second vibration system located coaxially with the first vibration system, the second vibration system comprising:
a second diaphragm, the second diaphragm used for generating bass sound, the second diaphragm being closer to the magnetic circuit system than the first diaphragm; and
a second support connecting the second diaphragm and the voice coil;
a supporting member connecting the first diaphragm to the second diaphragm, the supporting member comprising a first portion located out of the receiving room of the fixing member and a second portion located in the receiving room, the first portion connected with the first diaphragm, the second portion connected with the second diaphragm, a size of the second portion smaller than the size of the first portion.