DE69902276T2 - Mikroperforierte polymerfolie zur schalldämpfung and schalldämpfer der diese verwendet - Google Patents

Mikroperforierte polymerfolie zur schalldämpfung and schalldämpfer der diese verwendet

Info

Publication number
DE69902276T2
DE69902276T2 DE69902276T DE69902276T DE69902276T2 DE 69902276 T2 DE69902276 T2 DE 69902276T2 DE 69902276 T DE69902276 T DE 69902276T DE 69902276 T DE69902276 T DE 69902276T DE 69902276 T2 DE69902276 T2 DE 69902276T2
Authority
DE
Germany
Prior art keywords
film
microperforated
sound
diameter
sound absorption
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69902276T
Other languages
German (de)
English (en)
Other versions
DE69902276D1 (de
Inventor
B. Wood
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE69902276D1 publication Critical patent/DE69902276D1/de
Application granted granted Critical
Publication of DE69902276T2 publication Critical patent/DE69902276T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00Methods 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
    • G10K11/16Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/15Sheet, web, or layer weakened to permit separation through thickness
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24298Noncircular aperture [e.g., slit, diamond, rectangular, etc.]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24298Noncircular aperture [e.g., slit, diamond, rectangular, etc.]
    • Y10T428/24306Diamond or hexagonal
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24298Noncircular aperture [e.g., slit, diamond, rectangular, etc.]
    • Y10T428/24314Slit or elongated
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24322Composite web or sheet
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24322Composite web or sheet
    • Y10T428/24331Composite web or sheet including nonapertured component

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Building Environments (AREA)
  • Laminated Bodies (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
DE69902276T 1998-07-24 1999-01-18 Mikroperforierte polymerfolie zur schalldämpfung and schalldämpfer der diese verwendet Expired - Lifetime DE69902276T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/122,240 US6617002B2 (en) 1998-07-24 1998-07-24 Microperforated polymeric film for sound absorption and sound absorber using same
PCT/US1999/000987 WO2000005707A1 (en) 1998-07-24 1999-01-18 Microperforated polymeric film for sound absorption and sound absorber using same

Publications (2)

Publication Number Publication Date
DE69902276D1 DE69902276D1 (de) 2002-08-29
DE69902276T2 true DE69902276T2 (de) 2002-11-28

Family

ID=22401534

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69902276T Expired - Lifetime DE69902276T2 (de) 1998-07-24 1999-01-18 Mikroperforierte polymerfolie zur schalldämpfung and schalldämpfer der diese verwendet

Country Status (7)

Country Link
US (1) US6617002B2 (enExample)
EP (1) EP1101218B1 (enExample)
JP (1) JP4108933B2 (enExample)
AU (1) AU2323299A (enExample)
CA (1) CA2337614C (enExample)
DE (1) DE69902276T2 (enExample)
WO (1) WO2000005707A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10337110A1 (de) * 2003-08-11 2005-03-17 Zeuna-Stärker GmbH & Co. KG Abgasschalldämpfer

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JP5623737B2 (ja) * 2006-04-27 2014-11-12 スリーエム イノベイティブプロパティズカンパニー 音響吸収性を有する構造化膜
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DE10337110A1 (de) * 2003-08-11 2005-03-17 Zeuna-Stärker GmbH & Co. KG Abgasschalldämpfer

Also Published As

Publication number Publication date
US20010050197A1 (en) 2001-12-13
DE69902276D1 (de) 2002-08-29
CA2337614C (en) 2005-04-26
JP4108933B2 (ja) 2008-06-25
JP2002521722A (ja) 2002-07-16
EP1101218A1 (en) 2001-05-23
WO2000005707A1 (en) 2000-02-03
CA2337614A1 (en) 2000-02-03
EP1101218B1 (en) 2002-07-24
US6617002B2 (en) 2003-09-09
AU2323299A (en) 2000-02-14

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