Title:
COMPRESSION DRIVE (ACOUSTIC TRANSFORMER AND ORTHODOX TUNE) SPEAKER
Document Type and Number:
Japanese Patent JP2023143559
Kind Code:
A
Abstract:
To provide a compression drive (acoustic transformer and orthodox tune) speaker that improves the sound pressure and phase of a speaker's radiated sound.SOLUTION: In a speaker box 1, the front of a speaker 2 is blocked by an airtight chamber plate 11 with a hole 3 opened in front of a speaker diaphragm 7, which is considerably smaller than the area of the diaphragm, an airtight chamber 8 is made with the speaker diaphragm 7 and the plate 11, and radiant sound pressure is extracted from the small hole 3.SELECTED DRAWING: Figure 1
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Inventors:
TSUNODA YUKIO
Application Number:
JP2022064786A
Publication Date:
October 06, 2023
Filing Date:
March 23, 2022
Export Citation:
Assignee:
TSUNODA YUKIO
International Classes:
H04R1/28; H04R1/24