Invention Grant
- Patent Title: Electrodynamic loudspeaker with easily detachable moving part module
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Application No.: US18032237Application Date: 2022-05-23
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Publication No.: US12323782B2Publication Date: 2025-06-03
- Inventor: Andrei Vladimirovich Khromov , Eduard Rafaelevich Safin , Liliia Sergeevna Safina
- Applicant: Andrei Vladimirovich Khromov
- Applicant Address: RU Tolyatti
- Assignee: Andrei Vladimirovich Khromov
- Current Assignee: Andrei Vladimirovich Khromov
- Current Assignee Address: RU Tolyatti
- Agent Nadya Reingand
- Priority: RU2021114651 20210524
- International Application: PCT/RU2022/050163 WO 20220523
- International Announcement: WO2022/250579 WO 20221201
- Main IPC: H04R9/06
- IPC: H04R9/06

Abstract:
An electrodynamic loudspeaker is provided, which comprises detachable and supporting frames. A magnetic system comprising a permanent magnet and bottom and top magnetic conductors is attached to the supporting frame. A suspension and a centering washer are attached to the detachable frame, and fastened to a cone, a dust cap, and a voice coil. The coil has a winding arranged in a magnetic gap and interacting with a magnetic field of the magnetic system, and an upper part connected to the cone and the washer. The coil is connected via flexible conductors to terminals arranged on the detachable frame. The detachable frame is removably attached to the supporting frame and/or to the magnetic system and is aligned relative to the magnetic system. The loudspeaker can be easily and quickly repaired, its sound characteristics can be quickly changed, and its moving part can be accurately aligned relative to the magnetic system.
Public/Granted literature
- US20230396929A1 ELECTRODYNAMIC LOUDSPEAKER WITH EASILY DETACHABLE MOVING PART MODULE Public/Granted day:2023-12-07
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