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GB2319589B - Acoustic panel retention - Google Patents

Acoustic panel retention

Info

Publication number
GB2319589B
GB2319589B GB9624301A GB9624301A GB2319589B GB 2319589 B GB2319589 B GB 2319589B GB 9624301 A GB9624301 A GB 9624301A GB 9624301 A GB9624301 A GB 9624301A GB 2319589 B GB2319589 B GB 2319589B
Authority
GB
United Kingdom
Prior art keywords
acoustic panel
panel retention
retention
acoustic
panel
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
GB9624301A
Other versions
GB2319589A (en
GB9624301D0 (en
Inventor
Philip Ridyard
Jeremy Paul Goodwin
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB9624301A priority Critical patent/GB2319589B/en
Publication of GB9624301D0 publication Critical patent/GB9624301D0/en
Priority to FR9714435A priority patent/FR2756332A1/en
Publication of GB2319589A publication Critical patent/GB2319589A/en
Application granted granted Critical
Publication of GB2319589B publication Critical patent/GB2319589B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/02—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
    • F02C7/045—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for noise suppression
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/24—Heat or noise insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/01—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening elements specially adapted for honeycomb panels
    • 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
    • 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—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/02—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
    • B64D2033/0206—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes comprising noise reduction means, e.g. acoustic liners
    • 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—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/02—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
    • B64D2033/0266—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes specially adapted for particular type of power plants
    • B64D2033/0286—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes specially adapted for particular type of power plants for turbofan engines

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB9624301A 1996-11-22 1996-11-22 Acoustic panel retention Expired - Fee Related GB2319589B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9624301A GB2319589B (en) 1996-11-22 1996-11-22 Acoustic panel retention
FR9714435A FR2756332A1 (en) 1996-11-22 1997-11-18 ACOUSTIC PANEL SUPPORT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9624301A GB2319589B (en) 1996-11-22 1996-11-22 Acoustic panel retention

Publications (3)

Publication Number Publication Date
GB9624301D0 GB9624301D0 (en) 1997-01-08
GB2319589A GB2319589A (en) 1998-05-27
GB2319589B true GB2319589B (en) 1999-06-16

Family

ID=10803321

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9624301A Expired - Fee Related GB2319589B (en) 1996-11-22 1996-11-22 Acoustic panel retention

Country Status (2)

Country Link
FR (1) FR2756332A1 (en)
GB (1) GB2319589B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6394722B1 (en) 1999-10-26 2002-05-28 Swales Aerospace Anti-distortion insert for mounting optical elements on a honeycomb panel
DE20021055U1 (en) 2000-12-12 2001-03-22 Trilux-Lenze Gmbh + Co Kg, 59759 Arnsberg Connection system
GB2418957B (en) * 2003-10-22 2006-07-05 Rolls Royce Plc A liner for a gas turbine engine casing
GB2407343B (en) * 2003-10-22 2006-04-19 Rolls Royce Plc An acoustic liner for a gas turbine engine casing
US8464831B2 (en) 2009-09-17 2013-06-18 Volvo Aero Corporation Noise attenuation panel and a gas turbine component comprising a noise attenuation panel
FR2976974B1 (en) * 2011-06-24 2016-09-30 Safran DEVICE FOR ASSEMBLING ACOUSTIC PANELS OF A TURBOMACHINE NACELLE
FR3038942B1 (en) * 2015-07-17 2018-03-02 Safran Ceramics MECHANICAL JOINT ASSEMBLY COMPRISING AT LEAST ONE PIECE OF COMPOSITE MATERIAL
US11352953B2 (en) * 2019-04-05 2022-06-07 Rolls-Royce Corporation Acoustic panel with reinforced lip

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2066354A (en) * 1979-12-18 1981-07-08 United Technologies Corp Sound absorbing structure for use in gas turbine engines
US5344280A (en) * 1993-05-05 1994-09-06 General Electric Company Impact resistant fan case liner

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784758A (en) * 1955-07-28 1957-03-12 Frederick W Rohe Weld nut with welding flange and spacer shoulder
US5275529A (en) * 1992-03-16 1994-01-04 General Electric Company Sandwich panel joint

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2066354A (en) * 1979-12-18 1981-07-08 United Technologies Corp Sound absorbing structure for use in gas turbine engines
US5344280A (en) * 1993-05-05 1994-09-06 General Electric Company Impact resistant fan case liner

Also Published As

Publication number Publication date
FR2756332A1 (en) 1998-05-29
GB2319589A (en) 1998-05-27
GB9624301D0 (en) 1997-01-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20031122