FR2477965A1 - Procede de fabrication d'une structure alveolaire d'attenuation de bruit resistant aux temperatures elevees et structure ainsi obtenue - Google Patents
Procede de fabrication d'une structure alveolaire d'attenuation de bruit resistant aux temperatures elevees et structure ainsi obtenue Download PDFInfo
- Publication number
- FR2477965A1 FR2477965A1 FR8023170A FR8023170A FR2477965A1 FR 2477965 A1 FR2477965 A1 FR 2477965A1 FR 8023170 A FR8023170 A FR 8023170A FR 8023170 A FR8023170 A FR 8023170A FR 2477965 A1 FR2477965 A1 FR 2477965A1
- Authority
- FR
- France
- Prior art keywords
- constituent elements
- sheet
- placing
- perforated sheet
- temperature
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 title claims description 18
- 230000000116 mitigating effect Effects 0.000 title abstract 2
- 239000000463 material Substances 0.000 claims abstract description 20
- 238000009792 diffusion process Methods 0.000 claims abstract description 7
- 239000000470 constituent Substances 0.000 claims description 25
- 229910045601 alloy Inorganic materials 0.000 claims description 17
- 239000000956 alloy Substances 0.000 claims description 17
- 238000005219 brazing Methods 0.000 claims description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 7
- 239000011230 binding agent Substances 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 238000007747 plating Methods 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 238000005476 soldering Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 230000004927 fusion Effects 0.000 claims 1
- 239000000155 melt Substances 0.000 claims 1
- 238000007493 shaping process Methods 0.000 claims 1
- 238000009736 wetting Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 5
- 239000011248 coating agent Substances 0.000 abstract description 4
- 238000000576 coating method Methods 0.000 abstract description 4
- 239000010935 stainless steel Substances 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000004744 fabric Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 229910000792 Monel Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 229920005822 acrylic binder Polymers 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010944 silver (metal) Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
- B23K1/0014—Brazing of honeycomb sandwich structures
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8917779A | 1979-10-29 | 1979-10-29 | |
| US8917879A | 1979-10-29 | 1979-10-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2477965A1 true FR2477965A1 (fr) | 1981-09-18 |
| FR2477965B1 FR2477965B1 (en:Method) | 1985-03-01 |
Family
ID=26780323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8023170A Granted FR2477965A1 (fr) | 1979-10-29 | 1980-10-29 | Procede de fabrication d'une structure alveolaire d'attenuation de bruit resistant aux temperatures elevees et structure ainsi obtenue |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE3035722C2 (en:Method) |
| FR (1) | FR2477965A1 (en:Method) |
| GB (1) | GB2061791B (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3126948C2 (de) * | 1981-07-08 | 1985-01-10 | Manfred Klaus 8858 Neuburg Schertler | Verfahren zur Herstellung von Platten mit stetig gewellter Mittelschicht und planen Deckschichten |
| FR2526694A1 (fr) * | 1982-05-13 | 1983-11-18 | Alloy Spot Welders Inc | Procede de brasage de cellules en nid d'abeilles a des panneaux superieur et inferieur |
| US5175401A (en) * | 1991-03-18 | 1992-12-29 | Grumman Aerospace Corporation | Segmented resistance acoustic attenuating liner |
| NL1008920C2 (nl) * | 1998-04-17 | 1999-10-19 | Scambia Ind Dev Ag | Werkwijze voor het vervaardigen van een geluiddemper. |
| US12180608B2 (en) | 2022-03-07 | 2024-12-31 | Rohr, Inc. | Forming acoustic panel with multi-layered septum(s) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE551841A (en:Method) * | 1955-10-17 | |||
| DE1227759B (de) * | 1959-07-31 | 1966-10-27 | Stephen Bukata | Einsatzkasten zum Hartloeten von Werkstuecken |
| GB1269632A (en) * | 1968-05-06 | 1972-04-06 | Burnley Engineering Products L | Improvements in or relating to units comprising metallic sheets joined to cellular cores |
| FR2257384A1 (en) * | 1973-10-01 | 1975-08-08 | Rohr Industries Inc | Joining titanium metal parts - by coating with nickel, copper and silver then diffusion bonding at elevated temp |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3166149A (en) * | 1965-01-19 | Damped-resonator acoustical panels | ||
| DE1959277A1 (de) * | 1969-11-26 | 1971-05-27 | Kimmel Hans Dipl Ing | Verbundteil |
| US3981429A (en) * | 1970-10-16 | 1976-09-21 | Rohr Industries, Inc. | Method for plated foil liquid interface diffusion bonding of titanium |
| US3948346A (en) * | 1974-04-02 | 1976-04-06 | Mcdonnell Douglas Corporation | Multi-layered acoustic liner |
| CA1031514A (en) * | 1974-10-31 | 1978-05-23 | Philip R. Sperry | Composite aluminum brazing sheet |
-
1980
- 1980-08-21 GB GB8027290A patent/GB2061791B/en not_active Expired
- 1980-09-22 DE DE3035722A patent/DE3035722C2/de not_active Expired
- 1980-10-29 FR FR8023170A patent/FR2477965A1/fr active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE551841A (en:Method) * | 1955-10-17 | |||
| DE1227759B (de) * | 1959-07-31 | 1966-10-27 | Stephen Bukata | Einsatzkasten zum Hartloeten von Werkstuecken |
| GB1269632A (en) * | 1968-05-06 | 1972-04-06 | Burnley Engineering Products L | Improvements in or relating to units comprising metallic sheets joined to cellular cores |
| FR2257384A1 (en) * | 1973-10-01 | 1975-08-08 | Rohr Industries Inc | Joining titanium metal parts - by coating with nickel, copper and silver then diffusion bonding at elevated temp |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2061791A (en) | 1981-05-20 |
| GB2061791B (en) | 1983-05-11 |
| DE3035722A1 (de) | 1981-05-07 |
| FR2477965B1 (en:Method) | 1985-03-01 |
| DE3035722C2 (de) | 1987-02-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |