JP7675934B2 - 防音装置及び圧縮機 - Google Patents

防音装置及び圧縮機 Download PDF

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Publication number
JP7675934B2
JP7675934B2 JP2024530187A JP2024530187A JP7675934B2 JP 7675934 B2 JP7675934 B2 JP 7675934B2 JP 2024530187 A JP2024530187 A JP 2024530187A JP 2024530187 A JP2024530187 A JP 2024530187A JP 7675934 B2 JP7675934 B2 JP 7675934B2
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Japan
Prior art keywords
felt material
low
density
density felt
sound
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JP2024530187A
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English (en)
Japanese (ja)
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JPWO2024004115A5 (https=
JPWO2024004115A1 (https=
Inventor
一樹 大野木
慎二 小林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Publication of JPWO2024004115A1 publication Critical patent/JPWO2024004115A1/ja
Publication of JPWO2024004115A5 publication Critical patent/JPWO2024004115A5/ja
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/162—Selection of materials
    • G10K11/168—Plural layers of different materials, e.g. sandwiches
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Compressor (AREA)
JP2024530187A 2022-06-30 2022-06-30 防音装置及び圧縮機 Active JP7675934B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/026135 WO2024004115A1 (ja) 2022-06-30 2022-06-30 防音装置及び圧縮機

Publications (3)

Publication Number Publication Date
JPWO2024004115A1 JPWO2024004115A1 (https=) 2024-01-04
JPWO2024004115A5 JPWO2024004115A5 (https=) 2024-08-20
JP7675934B2 true JP7675934B2 (ja) 2025-05-13

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ID=89382255

Family Applications (1)

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JP2024530187A Active JP7675934B2 (ja) 2022-06-30 2022-06-30 防音装置及び圧縮機

Country Status (3)

Country Link
JP (1) JP7675934B2 (https=)
CN (1) CN119365919A (https=)
WO (1) WO2024004115A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005335684A (ja) 2004-04-28 2005-12-08 Takehiro:Kk 超軽量な防音材

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03104460U (https=) * 1990-02-16 1991-10-30
JPH1073288A (ja) * 1996-08-29 1998-03-17 Oshitani Felt Kasei Kk 防音防振性に優れた空調機用室外機用コンプレッサカバー

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005335684A (ja) 2004-04-28 2005-12-08 Takehiro:Kk 超軽量な防音材

Also Published As

Publication number Publication date
CN119365919A (zh) 2025-01-24
WO2024004115A1 (ja) 2024-01-04
JPWO2024004115A1 (https=) 2024-01-04

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