Invention Grant
- Patent Title: Loudspeaker having damper with wire fixed by sewing thread
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Application No.: US17114514Application Date: 2020-12-08
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Publication No.: US11317230B1Publication Date: 2022-04-26
- Inventor: Vincent Chen
- Applicant: Vincent Chen
- Applicant Address: TW Taipei
- Assignee: Vincent Chen
- Current Assignee: Vincent Chen
- Current Assignee Address: TW Taipei
- Agency: Lin & Associates Intellectual Property, Inc.
- Main IPC: H04R9/04
- IPC: H04R9/04 ; H04R31/00 ; D03D1/00 ; H04R9/06 ; H04R9/02

Abstract:
A loudspeaker includes a loudspeaker body, a voice coil and a damper. The damper includes a main body, a wire and a first fixing sewing thread. The first fixing sewing thread includes a first sewing part including first to fourth wire winding portions and first to third yarn winding portions. The first and third wire winding portions extend from one side of the wire through upside of the wire to the other side of the wire while the second and fourth wire winding portions extend in the opposite direction The first to third yarn winding portions connect adjacent two wire winding portions and pass under one of the weft yarns, respectively.
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