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 PDF

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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
Application number
FR8023170A
Other languages
English (en)
French (fr)
Other versions
FR2477965B1 (US20030220297A1-20031127-C00074.png
Inventor
Winford Blair
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.)
Rohr Inc
Original Assignee
Rohr Industries Inc
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 Rohr Industries Inc filed Critical Rohr Industries Inc
Publication of FR2477965A1 publication Critical patent/FR2477965A1/fr
Application granted granted Critical
Publication of FR2477965B1 publication Critical patent/FR2477965B1/fr
Granted legal-status Critical Current

Links

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)
FR8023170A 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 Granted FR2477965A1 (fr)

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 (US20030220297A1-20031127-C00074.png) 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 (US20030220297A1-20031127-C00074.png)
FR (1) FR2477965A1 (US20030220297A1-20031127-C00074.png)
GB (1) GB2061791B (US20030220297A1-20031127-C00074.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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.
US20230279578A1 (en) * 2022-03-07 2023-09-07 Rohr, Inc. Forming acoustic panel with multi-layered septum(s)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE551841A (US20030220297A1-20031127-C00074.png) * 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)

* Cited by examiner, † Cited by third party
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE551841A (US20030220297A1-20031127-C00074.png) * 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
GB2061791B (en) 1983-05-11
DE3035722C2 (de) 1987-02-05
FR2477965B1 (US20030220297A1-20031127-C00074.png) 1985-03-01
DE3035722A1 (de) 1981-05-07
GB2061791A (en) 1981-05-20

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