Speaker equipment and vehicles

JP7878479B2Active Publication Date: 2026-06-23YAMAHA CORP
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
YAMAHA CORP
Filing Date
2025-01-31
Publication Date
2026-06-23

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Abstract

To provide a speaker device capable of suppressing the transmission of vibration from a speaker unit to a mounting target member.SOLUTION: A speaker device includes a speaker unit and a spring member connecting the speaker unit to either a mounting target member or a mounting member mounted to the mounting target member, and a spring constant k1 of the spring member in the central axis direction of the speaker unit is lower than a spring constant k2 of the spring member in a direction perpendicular to the central axis direction.SELECTED DRAWING: Figure 2
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Claims

1. Speaker unit and A mounting member to be attached to the component to be mounted, A spring member connecting the speaker unit and the mounting member, Equipped with, The spring member has a plate shape with its thickness direction aligned with the central axis direction of the speaker unit. The spring constant k1 of the spring member in the central axis direction of the speaker unit is lower than the spring constant k2 of the spring member in the direction perpendicular to the central axis direction. The spring constant k1 of the spring member in the central axis direction of the speaker unit, and the resonant frequency fc based on the mass m of the speaker unit or the combined mass m1 of the speaker unit and the spring member, are lower than the output audio band of the speaker unit. Speaker device.

2. The aforementioned resonant frequency fc is the lowest resonant frequency f of the speaker unit. ０ Less than, The speaker device according to claim 1.

3. A speaker device according to either claim 1 or 2, A panel member having an opening formed therein, The speaker device is held in the opening. vehicle.