JP2020178336A5 - - Google Patents

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Publication number
JP2020178336A5
JP2020178336A5 JP2019183562A JP2019183562A JP2020178336A5 JP 2020178336 A5 JP2020178336 A5 JP 2020178336A5 JP 2019183562 A JP2019183562 A JP 2019183562A JP 2019183562 A JP2019183562 A JP 2019183562A JP 2020178336 A5 JP2020178336 A5 JP 2020178336A5
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JP
Japan
Prior art keywords
reflecting member
diffuser
diaphragm
speaker
conical surface
Prior art date
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Application number
JP2019183562A
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English (en)
Japanese (ja)
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JP7212264B2 (ja
JP2020178336A (ja
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Priority to US16/733,020 priority Critical patent/US11277684B2/en
Priority to EP20150709.2A priority patent/EP3684077A1/en
Publication of JP2020178336A publication Critical patent/JP2020178336A/ja
Publication of JP2020178336A5 publication Critical patent/JP2020178336A5/ja
Application granted granted Critical
Publication of JP7212264B2 publication Critical patent/JP7212264B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2019183562A 2019-01-17 2019-10-04 ディフューザー、および、これを備えるスピーカー、電子楽器 Active JP7212264B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US16/733,020 US11277684B2 (en) 2019-01-17 2020-01-02 Diffuser
EP20150709.2A EP3684077A1 (en) 2019-01-17 2020-01-08 Diffuser

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2019005752 2019-01-17
JP2019005752 2019-01-17
JP2019079985 2019-04-19
JP2019079985 2019-04-19

Publications (3)

Publication Number Publication Date
JP2020178336A JP2020178336A (ja) 2020-10-29
JP2020178336A5 true JP2020178336A5 (enExample) 2022-10-14
JP7212264B2 JP7212264B2 (ja) 2023-01-25

Family

ID=72936338

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019183562A Active JP7212264B2 (ja) 2019-01-17 2019-10-04 ディフューザー、および、これを備えるスピーカー、電子楽器

Country Status (1)

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JP (1) JP7212264B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022118360A (ja) * 2021-02-02 2022-08-15 ヤマハ株式会社 音の拡散器および拡散方法
JP7561399B2 (ja) 2021-12-10 2024-10-04 パナソニックＩｐマネジメント株式会社 スピーカ装置
JP2024134649A (ja) 2023-03-22 2024-10-04 ヤマハ株式会社 電子楽器および放音ユニット
JP2024144925A (ja) 2023-03-31 2024-10-15 株式会社河合楽器製作所 ディフューザー、及びこれを備えたスピーカーユニット

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1086464B (it) * 1977-09-06 1985-05-28 Selmin Sas Metodo e dispositivi per l'irradiazione omnidirezionale di onde acustiche
JPS60167494U (ja) * 1984-04-16 1985-11-07 パイオニア株式会社 スピ−カ用デイフユ−ザ
JP4012213B2 (ja) 2005-05-26 2007-11-21 ディービーテクノロジー株式会社 スピーカユニットのディフューザの組立方法
JP2008193416A (ja) 2007-02-05 2008-08-21 Sony Corp スピーカユニット及びスピーカ装置
DE102010021879A1 (de) 2010-05-28 2011-12-01 Frank Held Lautsprechervorrichtung mit umlaufender, trichterförmiger Schallaustrittsöffnung
JP1519678S (enExample) 2014-08-29 2015-03-23
US9544681B2 (en) 2015-01-31 2017-01-10 Bose Corporation Acoustic deflector for omni-directional speaker system

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