DOME TYPE DIAPHRAGM, BALANCED DOME DIAPHRAGM, AND SPEAKER

To provide a dome type diaphragm capable of outputting a sound with a high sound area to a high sound pressure, a balanced dome diaphragm, and a speaker.SOLUTION: A dome type diaphragm (111) comprises: a first part (111_1) having a first curvature (κ1); and a second part (111_2) which is integrally...

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Bibliographic Details
Main Authors OGATA TOMOAKI, INAGAKI KAZUYUKI, SHIGETA AKIRA
Format Patent
LanguageEnglish
Japanese
Published 24.09.2020
Subjects
DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
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Summary:To provide a dome type diaphragm capable of outputting a sound with a high sound area to a high sound pressure, a balanced dome diaphragm, and a speaker.SOLUTION: A dome type diaphragm (111) comprises: a first part (111_1) having a first curvature (κ1); and a second part (111_2) which is integrally provided with the first part (111_1) while being arranged in an inner peripheral side of the first part (111_1), and has a second curvature (κ2) different from the first curvature (κ1).SELECTED DRAWING: Figure 3 【課題】高音域の音を高い音圧で出力することができるドーム型振動板、バランスドドーム振動板及びスピーカを提供すること。【解決手段】本発明に係るドーム型振動板（１１１）は、第１曲率（κ１）を有する第１部分（１１１＿１）と、第１部分（１１１＿１）の内周側に配置されて第１部分（１１１＿１）と一体的に設けられた、第１曲率（κ１）と異なる第２曲率（κ２）を有する第２部分（１１１＿２）と、を備える、【選択図】図３
Bibliography:Application Number: JP20190054885