JPS50138615A - - Google Patents

Info

Publication number
JPS50138615A
JPS50138615A JP50042696A JP4269675A JPS50138615A JP S50138615 A JPS50138615 A JP S50138615A JP 50042696 A JP50042696 A JP 50042696A JP 4269675 A JP4269675 A JP 4269675A JP S50138615 A JPS50138615 A JP S50138615A
Authority
JP
Japan
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
JP50042696A
Other languages
Japanese (ja)
Other versions
JPS6014359B2 (en
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
Priority claimed from US458676A external-priority patent/US3913702A/en
Application filed filed Critical
Priority to SE7507891A priority Critical patent/SE7507891L/en
Publication of JPS50138615A publication Critical patent/JPS50138615A/ja
Publication of JPS6014359B2 publication Critical patent/JPS6014359B2/en
Expired legal-status Critical Current

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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/12—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS 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
    • B64D33/04—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of exhaust outlets or jet pipes
    • B64D33/06—Silencing exhaust or propulsion jets
    • 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
    • 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
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/412—Transparent
    • 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
JP50042696A 1974-04-08 1975-04-08 Sound absorbing panels and sound absorbing structures Expired JPS6014359B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE7507891A SE7507891L (en) 1975-04-08 1975-07-09 SEAT BELTS FOR MOTOR VEHICLES.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US458676A US3913702A (en) 1973-06-04 1974-04-08 Cellular sound absorptive structure
US458676 1974-04-08

Publications (2)

Publication Number Publication Date
JPS50138615A true JPS50138615A (en) 1975-11-05
JPS6014359B2 JPS6014359B2 (en) 1985-04-12

Family

ID=23821679

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50042696A Expired JPS6014359B2 (en) 1974-04-08 1975-04-08 Sound absorbing panels and sound absorbing structures

Country Status (9)

Country Link
JP (1) JPS6014359B2 (en)
BE (1) BE827666A (en)
CA (1) CA1051351A (en)
DE (1) DE2515127C2 (en)
FR (1) FR2266929B1 (en)
GB (1) GB1502314A (en)
IL (1) IL47021A (en)
IT (1) IT1035218B (en)
SE (1) SE405134B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004232637A (en) * 2003-01-28 2004-08-19 Dresser-Rand Co Noise attenuating gas compression device and method
JP2013015118A (en) * 2011-07-06 2013-01-24 Toyota Boshoku Corp Sound absorbing structure
JP2021162769A (en) * 2020-04-01 2021-10-11 プレス工業株式会社 Soundproof cover structure for automobile

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4265955A (en) * 1978-05-01 1981-05-05 The Boeing Company Honeycomb core with internal septum and method of making same
GB2038410B (en) * 1978-12-27 1982-11-17 Rolls Royce Acoustic lining utilising resonance
DE3020849A1 (en) * 1980-06-02 1981-12-17 Messerschmitt-Bölkow-Blohm GmbH, 8000 München SCREENS WITH RESONATORS, IN PARTICULAR SILATORS
DE3140270A1 (en) * 1981-10-10 1983-04-28 Autoflug Gmbh, 2084 Rellingen Motor vehicle frame part with belt retractor and tensioning device
DE4011705A1 (en) * 1990-04-11 1991-10-17 Freudenberg Carl Fa AIR SOUND ABSORBING MOLDED PART
GB9101395D0 (en) * 1991-01-22 1991-03-06 Short Brothers Plc Structural cellular component
DE4415983C2 (en) † 1994-05-06 1998-02-19 Continental Ag Device to be attached to the wheel arch of a motor vehicle and acting as a passive sound absorber
DE19804718C2 (en) 1998-02-06 2001-09-13 Eurocopter Deutschland Sound absorbing sandwich wall
DE19841975B4 (en) * 1998-09-14 2004-02-12 Continental Aktiengesellschaft Sound absorbing plate
DE10001932A1 (en) * 2000-01-19 2001-08-02 Kautex Textron Gmbh & Co Kg Cladding element
DE102013000691A1 (en) * 2013-01-15 2014-07-17 Kai Klinder Sound absorbing hollow cavity has main portion that is provided with honeycomb structure with extremely thin inner walls and damping element
CN110473510A (en) * 2019-07-31 2019-11-19 中国船舶重工集团公司第七一四研究所 A kind of structure cell and return air sound arrester based on phonon crystal
CN112002300A (en) * 2020-10-12 2020-11-27 株洲时代新材料科技股份有限公司 Broadband resonance sound absorption method and structure

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3166149A (en) * 1965-01-19 Damped-resonator acoustical panels
US3831710A (en) * 1973-01-24 1974-08-27 Lockheed Aircraft Corp Sound absorbing panel

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004232637A (en) * 2003-01-28 2004-08-19 Dresser-Rand Co Noise attenuating gas compression device and method
JP4551664B2 (en) * 2003-01-28 2010-09-29 ドレッサー−ランド カンパニー Noise attenuating gas compression apparatus and method
JP2013015118A (en) * 2011-07-06 2013-01-24 Toyota Boshoku Corp Sound absorbing structure
JP2021162769A (en) * 2020-04-01 2021-10-11 プレス工業株式会社 Soundproof cover structure for automobile

Also Published As

Publication number Publication date
AU7988375A (en) 1976-10-14
DE2515127A1 (en) 1975-10-16
SE7503813L (en) 1975-10-09
BE827666A (en) 1975-10-08
FR2266929A1 (en) 1975-10-31
IT1035218B (en) 1979-10-20
IL47021A0 (en) 1975-06-25
IL47021A (en) 1977-11-30
GB1502314A (en) 1978-03-01
DE2515127C2 (en) 1986-04-30
FR2266929B1 (en) 1980-04-25
JPS6014359B2 (en) 1985-04-12
CA1051351A (en) 1979-03-27
SE405134B (en) 1978-11-20

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