FR3041998B1 - Panneau d’attenuation acoustique a structure a ame alveolaire imbriquee - Google Patents

Panneau d’attenuation acoustique a structure a ame alveolaire imbriquee

Info

Publication number
FR3041998B1
FR3041998B1 FR1559349A FR1559349A FR3041998B1 FR 3041998 B1 FR3041998 B1 FR 3041998B1 FR 1559349 A FR1559349 A FR 1559349A FR 1559349 A FR1559349 A FR 1559349A FR 3041998 B1 FR3041998 B1 FR 3041998B1
Authority
FR
France
Prior art keywords
imbrique
alveolar structure
attenuation panel
acoustical attenuation
acoustical
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.)
Expired - Fee Related
Application number
FR1559349A
Other languages
English (en)
Other versions
FR3041998A1 (fr
Inventor
Emmanuel Anfray
Xavier Cazuc
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.)
Safran Nacelles SAS
Original Assignee
Aircelle SA
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 Aircelle SA filed Critical Aircelle SA
Priority to FR1559349A priority Critical patent/FR3041998B1/fr
Publication of FR3041998A1 publication Critical patent/FR3041998A1/fr
Application granted granted Critical
Publication of FR3041998B1 publication Critical patent/FR3041998B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D33/00—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/02—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D33/00—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/02—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
    • B64D2033/0206—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes comprising noise reduction means, e.g. acoustic liners

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Laminated Bodies (AREA)
FR1559349A 2015-10-01 2015-10-01 Panneau d’attenuation acoustique a structure a ame alveolaire imbriquee Expired - Fee Related FR3041998B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1559349A FR3041998B1 (fr) 2015-10-01 2015-10-01 Panneau d’attenuation acoustique a structure a ame alveolaire imbriquee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1559349A FR3041998B1 (fr) 2015-10-01 2015-10-01 Panneau d’attenuation acoustique a structure a ame alveolaire imbriquee

Publications (2)

Publication Number Publication Date
FR3041998A1 FR3041998A1 (fr) 2017-04-07
FR3041998B1 true FR3041998B1 (fr) 2018-09-07

Family

ID=54979765

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1559349A Expired - Fee Related FR3041998B1 (fr) 2015-10-01 2015-10-01 Panneau d’attenuation acoustique a structure a ame alveolaire imbriquee

Country Status (1)

Country Link
FR (1) FR3041998B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5380579A (en) * 1993-10-26 1995-01-10 Accurate Tool Company, Inc. Honeycomb panel with interlocking core strips
US7954224B2 (en) * 2006-08-18 2011-06-07 Rohr, Inc. Method of joining composite honeycomb sections
FR2926614B1 (fr) * 2008-01-23 2010-02-12 Aircelle Sa Procede de jonction de panneaux acoustiques alveolaires
FR2963469B1 (fr) * 2010-07-27 2012-07-27 Aircelle Sa Panneau acoustique

Also Published As

Publication number Publication date
FR3041998A1 (fr) 2017-04-07

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Legal Events

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Year of fee payment: 2

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Effective date: 20170407

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Owner name: SAFRAN NACELLES, FR

Effective date: 20180125

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Year of fee payment: 4

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ST Notification of lapse

Effective date: 20220605