JPH06504631A - ノイズ減衰パネル - Google Patents
ノイズ減衰パネルInfo
- Publication number
- JPH06504631A JPH06504631A JP4503574A JP50357492A JPH06504631A JP H06504631 A JPH06504631 A JP H06504631A JP 4503574 A JP4503574 A JP 4503574A JP 50357492 A JP50357492 A JP 50357492A JP H06504631 A JPH06504631 A JP H06504631A
- Authority
- JP
- Japan
- Prior art keywords
- predetermined
- panel
- component
- cellular
- density
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2266/00—Composition of foam
- B32B2266/06—Open cell foam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
- B32B2307/102—Insulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2607/00—Walls, panels
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Connection Or Junction Boxes (AREA)
- Casings For Electric Apparatus (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9101353.2 | 1991-01-22 | ||
GB919101353A GB9101353D0 (en) | 1991-01-22 | 1991-01-22 | Noise attenuation panel |
PCT/GB1992/000121 WO1992013339A1 (fr) | 1991-01-22 | 1992-01-21 | Panneau d'amortissement de bruit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH06504631A true JPH06504631A (ja) | 1994-05-26 |
Family
ID=10688798
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4503574A Pending JPH06504631A (ja) | 1991-01-22 | 1992-01-21 | ノイズ減衰パネル |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0568570A1 (fr) |
JP (1) | JPH06504631A (fr) |
AU (1) | AU1170892A (fr) |
CA (1) | CA2098099A1 (fr) |
GB (2) | GB9101353D0 (fr) |
WO (1) | WO1992013339A1 (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5459291A (en) * | 1992-09-29 | 1995-10-17 | Schuller International, Inc. | Sound absorption laminate |
US5824973A (en) * | 1992-09-29 | 1998-10-20 | Johns Manville International, Inc. | Method of making sound absorbing laminates and laminates having maximized sound absorbing characteristics |
US5817704A (en) * | 1996-03-08 | 1998-10-06 | The Procter & Gamble Company | Heterogeneous foam materials |
DE19620375A1 (de) * | 1996-05-21 | 1997-11-27 | Polymer Chemie Gmbh | Schalldämmendes und -dämpfendes Bauteil |
US6509081B1 (en) | 2000-09-28 | 2003-01-21 | The Boeing Company | No-septum acoustic sandwich panel, and apparatus and method for suppressing noise in a nozzle |
US7318499B2 (en) | 2004-02-20 | 2008-01-15 | Honeywell International, Inc. | Noise suppression structure and method of making the same |
US10612464B2 (en) | 2017-03-07 | 2020-04-07 | United Technologies Corporation | Flutter inhibiting intake for gas turbine propulsion system |
US10428685B2 (en) | 2017-03-07 | 2019-10-01 | United Technologies Corporation | Flutter inhibiting intake for gas turbine propulsion system |
US10422280B2 (en) * | 2017-03-07 | 2019-09-24 | United Technologies Corporation | Fan flutter suppression system |
US10415506B2 (en) | 2017-03-07 | 2019-09-17 | United Technologies Corporation | Multi degree of freedom flutter damper |
US10941708B2 (en) | 2017-03-07 | 2021-03-09 | Raytheon Technologies Corporation | Acoustically damped gas turbine engine |
US10619566B2 (en) | 2017-03-07 | 2020-04-14 | United Technologies Corporation | Flutter damper for a turbofan engine |
US10539156B2 (en) | 2017-03-07 | 2020-01-21 | United Technologies Corporation | Variable displacement flutter damper for a turbofan engine |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB750239A (en) * | 1953-06-03 | 1956-06-13 | Pritchett & Gold & E P S Co | Improvements relating to the production of porous thermoplastic polymers |
GB1242864A (en) * | 1968-05-15 | 1971-08-18 | Dunlop Holdings Ltd | Acoustical elements |
US3977492A (en) * | 1975-01-09 | 1976-08-31 | Acon, Inc. | Acoustical material for use in association with noise generating machinery |
US4111081A (en) * | 1976-01-02 | 1978-09-05 | The Boeing Company | Low non-linearity factor sound attenuating laminate |
JPS54136024A (en) * | 1978-04-10 | 1979-10-22 | Toyota Motor Corp | Ceiling panel for automobile and method of producing same |
CA1211360A (fr) * | 1982-05-19 | 1986-09-16 | William N. Lavery, (Deceased) | Dispositif d'attenuation d'energie acoustique et methode de fabrication |
DE3367817D1 (en) * | 1982-09-25 | 1987-01-08 | Audi Ag | Silencer lining |
EP0146520A1 (fr) * | 1983-11-21 | 1985-06-26 | Monsanto Company | Structure stratifée thermoformable |
SE468162B (sv) * | 1985-08-27 | 1992-11-16 | Greiner Schaumstoffwerk | Sjaelvbaerande sandwichartat ljudisoleringselement samt foerfarande foer dess framstaellning |
GB8817669D0 (en) * | 1988-07-25 | 1988-09-01 | Short Brothers Ltd | Means for attenuating sound energy |
-
1991
- 1991-01-22 GB GB919101353A patent/GB9101353D0/en active Pending
-
1992
- 1992-01-21 AU AU11708/92A patent/AU1170892A/en not_active Abandoned
- 1992-01-21 JP JP4503574A patent/JPH06504631A/ja active Pending
- 1992-01-21 WO PCT/GB1992/000121 patent/WO1992013339A1/fr not_active Application Discontinuation
- 1992-01-21 EP EP92903225A patent/EP0568570A1/fr not_active Withdrawn
- 1992-01-21 CA CA002098099A patent/CA2098099A1/fr not_active Abandoned
- 1992-01-21 GB GB9201246A patent/GB2252077B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AU1170892A (en) | 1992-08-27 |
GB9101353D0 (en) | 1991-03-06 |
GB2252077B (en) | 1994-11-02 |
GB2252077A (en) | 1992-07-29 |
EP0568570A1 (fr) | 1993-11-10 |
CA2098099A1 (fr) | 1992-07-22 |
GB9201246D0 (en) | 1992-03-11 |
WO1992013339A1 (fr) | 1992-08-06 |
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