LOUDSPEAKER Russian patent published in 2021 - IPC H04R9/04 

Abstract RU 2746441 C1

FIELD: acoustics.

SUBSTANCE: invention relates to acoustics and namely to loudspeakers. The loudspeaker has a body. The body contains a magnetic circuit, a permanent magnet, a coil, a coil positioning system in the gap between the housing and a permanent magnet, a resonating membrane - a diffuser, attached by means of a fastening device to the coil, and lead wires with terminals. The coil is star-shaped. The magnetic circuit and the permanent magnet are a magnetic system and form a gap with the coil, in the form of a star coil.

EFFECT: increasing the power and efficiency of the loudspeaker, reducing the weight and size parameters and improving the sound quality.

1 cl, 4 dwg

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RU 2 746 441 C1

Authors

Kherger Danilo

Dates

2021-04-14Published

2020-06-02Filed