SE7611288L - Anordning for luftljudsabsorption - Google Patents

Anordning for luftljudsabsorption

Info

Publication number
SE7611288L
SE7611288L SE7611288A SE7611288A SE7611288L SE 7611288 L SE7611288 L SE 7611288L SE 7611288 A SE7611288 A SE 7611288A SE 7611288 A SE7611288 A SE 7611288A SE 7611288 L SE7611288 L SE 7611288L
Authority
SE
Sweden
Prior art keywords
membrane
layer
relief pattern
air
sound absorption
Prior art date
Application number
SE7611288A
Other languages
English (en)
Swedish (sv)
Other versions
SE404051B (sv
Inventor
B R Johansson
Original Assignee
Antiphon Ab
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 Antiphon Ab filed Critical Antiphon Ab
Priority to SE7611288A priority Critical patent/SE404051B/xx
Priority to GB39420/77A priority patent/GB1574487A/en
Priority to DE19772742768 priority patent/DE2742768A1/de
Priority to NL7711092A priority patent/NL7711092A/xx
Priority to IT2846677A priority patent/IT1087682B/it
Priority to FR7730604A priority patent/FR2368111A1/fr
Priority to BE181636A priority patent/BE859596A/xx
Publication of SE7611288L publication Critical patent/SE7611288L/
Publication of SE404051B publication Critical patent/SE404051B/xx
Priority to US06/003,860 priority patent/US4253543A/en

Links

Classifications

    • 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
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24496—Foamed or cellular component
    • Y10T428/24504—Component comprises a polymer [e.g., rubber, etc.]
    • Y10T428/24512—Polyurethane
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24612—Composite web or sheet
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24628—Nonplanar uniform thickness material
    • Y10T428/24661—Forming, or cooperating to form cells
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/249991—Synthetic resin or natural rubbers
    • Y10T428/249992—Linear or thermoplastic
SE7611288A 1976-10-12 1976-10-12 Anordning for luftljudsabsorption SE404051B (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE7611288A SE404051B (sv) 1976-10-12 1976-10-12 Anordning for luftljudsabsorption
GB39420/77A GB1574487A (en) 1976-10-12 1977-09-21 Sound absorbing material and device
DE19772742768 DE2742768A1 (de) 1976-10-12 1977-09-22 Vorrichtung zur absorption von bordgeraeuschen
NL7711092A NL7711092A (nl) 1976-10-12 1977-10-10 Inrichting voor het absorberen van door lucht voortgeplant geluid.
IT2846677A IT1087682B (it) 1976-10-12 1977-10-11 Dispositivo per l'assorbimento di suoni trasmessi attraverso l'aria
FR7730604A FR2368111A1 (fr) 1976-10-12 1977-10-11 Dispositif d'isolation acoustique
BE181636A BE859596A (fr) 1976-10-12 1977-10-11 Dispositif pour l'absorption des sons transmis par l'air
US06/003,860 US4253543A (en) 1976-10-12 1979-01-16 Device for absorption of airborne sound

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7611288A SE404051B (sv) 1976-10-12 1976-10-12 Anordning for luftljudsabsorption

Publications (2)

Publication Number Publication Date
SE7611288L true SE7611288L (sv) 1978-04-13
SE404051B SE404051B (sv) 1978-09-18

Family

ID=20329099

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7611288A SE404051B (sv) 1976-10-12 1976-10-12 Anordning for luftljudsabsorption

Country Status (8)

Country Link
US (1) US4253543A ( )
BE (1) BE859596A ( )
DE (1) DE2742768A1 ( )
FR (1) FR2368111A1 ( )
GB (1) GB1574487A ( )
IT (1) IT1087682B ( )
NL (1) NL7711092A ( )
SE (1) SE404051B ( )

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2800914C2 (de) * 1978-01-10 1983-12-29 Dr. Alois Stankiewicz Schallschluck GmbH & Co KG, 3101 Adelheidsdorf Schalldämmende Mehrschichtwandverkleidung für die Wände von Fahrzeugen oder Maschinen
US4291851A (en) * 1978-12-18 1981-09-29 The Boeing Company Thermal insulation for aircraft fuselage
WO1984002998A1 (en) * 1983-01-20 1984-08-02 Irbit Holding Ag Acoustic absorption for alveolar material
US4553631A (en) * 1983-05-19 1985-11-19 United Mcgill Corporation Sound absorption method and apparatus
DE3445656A1 (de) * 1984-12-14 1986-06-26 Irbit Research + Consulting Ag, Freiburg/Fribourg Schaumstoff-schallabsorptionskoerper
DE8613009U1 (de) * 1986-05-13 1986-10-30 Odenwald-Chemie GmbH, 6901 Schönau Schalldämmplatte
GB2220969B (en) * 1988-07-18 1992-04-22 Draftex Ind Ltd Trimming, sealing and finishing strips
DE9110552U1 ( ) * 1991-08-26 1992-12-24 Irbit Research + Consulting Ag, Freiburg/Fribourg, Ch
US5459291A (en) * 1992-09-29 1995-10-17 Schuller International, Inc. Sound absorption laminate
FR2715244B1 (fr) * 1994-01-19 1996-03-29 Bertin & Cie Procédé et dispositif d'absorption de l'énergie d'ondes acoustiques.
DE4422734A1 (de) * 1994-06-29 1996-01-04 Bosch Gmbh Robert Verfahren und Vorrichtung zum Fertigen einer beschichteten Platte
JP2815542B2 (ja) * 1994-08-31 1998-10-27 三菱電機ホーム機器株式会社 多孔質構造体を用いた吸音機構
AT403417B (de) * 1995-04-25 1998-02-25 Fritz Dr Paschke Schallfiltervorrichtung
AUPO910697A0 (en) 1997-09-11 1997-10-02 Hrl Technology Pty Ltd Improved sound attenuating device
US6890018B1 (en) * 2003-10-30 2005-05-10 Foamade Industries, Inc. 3-D molded watershield resonance frequency diffuser
US20050210779A1 (en) * 2003-10-30 2005-09-29 Koa Chi H 3-D molded watershield resonance frequency diffuser
US6938944B2 (en) * 2004-01-20 2005-09-06 Foamade Industries, Inc. Water shield with integrated 3-D mirror seal
US7410204B2 (en) * 2004-09-03 2008-08-12 Foamade Industries, Inc. Speaker noise path shield
US7631727B2 (en) * 2006-05-24 2009-12-15 Airbus Deutschland Gmbh Sandwich structure with frequency-selective double wall behavior
DE102010044224A1 (de) 2010-09-03 2012-03-08 Pelzer Consult Gmbh Multifuktionale Mehrschichtplatte und Verfahren zu deren Herstellung
DE102011017330A1 (de) 2011-04-16 2012-10-31 Pelzer Consult Gmbh Multifunktionale Mehrschichtplatte und Verfahren zu deren Herstellung
US11004439B2 (en) * 2018-02-26 2021-05-11 Toyota Motor Engineering & Manufacturing North America, Inc. Acoustic absorber

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2887173A (en) * 1957-05-22 1959-05-19 G A Societa Per Azioni Sa Sound absorbing and insulating panel
US3035657A (en) * 1959-12-22 1962-05-22 Sidney Roofing & Paper Company Acoustic panel
NL129749C ( ) * 1964-03-31
US3444956A (en) * 1966-02-08 1969-05-20 Conwed Corp Foam surfaced acoustical body
US3476209A (en) * 1967-12-13 1969-11-04 Graphic Sciences Inc Acoustic insulating material
AT294798B (de) * 1968-04-26 1971-12-10 Egyt Gyogyszervegyeszeti Gyar Verfahren zur Herstellung von Formamidinderivaten
GB1268777A (en) * 1968-11-23 1972-03-29 Rolls Royce Cellular structure
DE6925244U (de) * 1969-06-25 1971-06-16 Alois Stankiewicz Chemische Er Vorrichtung zur daempfung von koerperschallschwingungen unterworfenen wandungen.
US3972383A (en) * 1974-06-19 1976-08-03 United Technologies Corporation Sound absorption with variable acoustic resistance means by oscillatory air pressure signal
US3991848A (en) * 1974-08-16 1976-11-16 Frigitemp Acoustical board
NL7605978A (nl) * 1975-06-04 1976-12-07 Scott Paper Co Akoestisch film-schuimlaminaat en werkwijze ter vervaardiging daarvan.
JPS53140724A (en) * 1977-05-12 1978-12-08 Toyota Motor Corp Automotive ceiling panel material and method of producing the same

Also Published As

Publication number Publication date
US4253543A (en) 1981-03-03
NL7711092A (nl) 1978-04-14
DE2742768A1 (de) 1978-04-13
FR2368111B1 ( ) 1984-06-15
IT1087682B (it) 1985-06-04
SE404051B (sv) 1978-09-18
DE2742768C2 ( ) 1990-06-13
FR2368111A1 (fr) 1978-05-12
GB1574487A (en) 1980-09-10
BE859596A (fr) 1978-02-01

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