SE7611288L - Anordning for luftljudsabsorption - Google Patents
Anordning for luftljudsabsorptionInfo
- 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
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Laminated Bodies (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Building Environments (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
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. |
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 |
IT2846677A IT1087682B (it) | 1976-10-12 | 1977-10-11 | Dispositivo per l'assorbimento di suoni trasmessi attraverso l'aria |
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 (sv) |
BE (1) | BE859596A (sv) |
DE (1) | DE2742768A1 (sv) |
FR (1) | FR2368111A1 (sv) |
GB (1) | GB1574487A (sv) |
IT (1) | IT1087682B (sv) |
NL (1) | NL7711092A (sv) |
SE (1) | SE404051B (sv) |
Families Citing this family (22)
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 |
US4584232A (en) * | 1983-01-20 | 1986-04-22 | Illbruck Gmbh Schaumstofftechnik | Foam material sound absorption |
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 (de) * | 1991-08-26 | 1992-12-24 | Irbit Research + Consulting Ag, Freiburg/Fribourg | Motorraumkapselelement |
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 |
US20050210779A1 (en) * | 2003-10-30 | 2005-09-29 | Koa Chi H | 3-D molded watershield resonance frequency diffuser |
US6890018B1 (en) * | 2003-10-30 | 2005-05-10 | Foamade Industries, Inc. | 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)
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 (sv) * | 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 |
-
1976
- 1976-10-12 SE SE7611288A patent/SE404051B/sv unknown
-
1977
- 1977-09-21 GB GB39420/77A patent/GB1574487A/en not_active Expired
- 1977-09-22 DE DE19772742768 patent/DE2742768A1/de active Granted
- 1977-10-10 NL NL7711092A patent/NL7711092A/xx not_active Application Discontinuation
- 1977-10-11 FR FR7730604A patent/FR2368111A1/fr active Granted
- 1977-10-11 BE BE181636A patent/BE859596A/xx not_active IP Right Cessation
- 1977-10-11 IT IT2846677A patent/IT1087682B/it active
-
1979
- 1979-01-16 US US06/003,860 patent/US4253543A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2368111B1 (sv) | 1984-06-15 |
IT1087682B (it) | 1985-06-04 |
US4253543A (en) | 1981-03-03 |
SE404051B (sv) | 1978-09-18 |
GB1574487A (en) | 1980-09-10 |
NL7711092A (nl) | 1978-04-14 |
DE2742768C2 (sv) | 1990-06-13 |
BE859596A (fr) | 1978-02-01 |
FR2368111A1 (fr) | 1978-05-12 |
DE2742768A1 (de) | 1978-04-13 |
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