SE7906333L - Ljudabsorbator - Google Patents

Ljudabsorbator

Info

Publication number
SE7906333L
SE7906333L SE7906333A SE7906333A SE7906333L SE 7906333 L SE7906333 L SE 7906333L SE 7906333 A SE7906333 A SE 7906333A SE 7906333 A SE7906333 A SE 7906333A SE 7906333 L SE7906333 L SE 7906333L
Authority
SE
Sweden
Prior art keywords
panel
cavities
slots
sound absorber
depths
Prior art date
Application number
SE7906333A
Other languages
Unknown language ( )
English (en)
Inventor
W Weltin
H Nagel
Original Assignee
Weltin Optac
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 DE19782832569 external-priority patent/DE2832569A1/de
Priority claimed from DE19782834683 external-priority patent/DE2834683C2/de
Application filed by Weltin Optac filed Critical Weltin Optac
Publication of SE7906333L publication Critical patent/SE7906333L/sv

Links

Classifications

    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
SE7906333A 1978-07-25 1979-07-24 Ljudabsorbator SE7906333L (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19782832569 DE2832569A1 (de) 1978-07-25 1978-07-25 Vorrichtung zum absorbieren von schall
DE19782834683 DE2834683C2 (de) 1978-08-08 1978-08-08 Schallabsorber

Publications (1)

Publication Number Publication Date
SE7906333L true SE7906333L (sv) 1980-01-27

Family

ID=25775155

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7906333A SE7906333L (sv) 1978-07-25 1979-07-24 Ljudabsorbator

Country Status (4)

Country Link
FR (1) FR2434450A1 (sv)
GB (1) GB2027255B (sv)
NL (1) NL7905519A (sv)
SE (1) SE7906333L (sv)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2553808B1 (fr) * 1983-10-25 1986-11-21 Socea Balency Sobea Element de construction a absorption acoustique integree
EP0521740A1 (fr) * 1991-04-25 1993-01-07 Hutchinson Matériau de protection acoustique et dispositif incorporant un tel matériau
US5241512A (en) * 1991-04-25 1993-08-31 Hutchinson 2 Acoustic protection material and apparatus including such material
GB2272749B (en) * 1992-11-21 1996-06-12 Insoleq Limited Improvements in acoustic and thermal insulation for aircraft
DE9312734U1 (de) * 1993-08-25 1995-01-05 Faist M Gmbh & Co Kg Mehrschichtiges schalldämmendes und -dämpfendes Bauteil
GB9323829D0 (en) * 1993-11-19 1994-01-05 Dow Deutschland Inc Acoustic insulating panels or elements
US6007890A (en) * 1993-11-19 1999-12-28 The Dow Chemical Company Acoustic insulating panels or elements
DE19540259C1 (de) * 1995-10-28 1996-11-21 Continental Ag Schallabsorbierende Radlaufabdeckung
ATE228702T1 (de) * 1997-03-07 2002-12-15 Oscar Avian Verfahren zur herstellung von schalldämmenden bauplatten oder oberflächen für innenräume
US6789645B1 (en) 1999-06-09 2004-09-14 The Dow Chemical Company Sound-insulating sandwich element
GB0901982D0 (en) 2009-02-06 2009-03-11 Univ Loughborough Attenuators, arrangements of attenuators, acoustic barriers and methods for constructing acoustic barriers
US9607600B2 (en) 2009-02-06 2017-03-28 Sonobex Limited Attenuators, arrangements of attenuators, acoustic barriers and methods for constructing acoustic barriers
CN101727894B (zh) * 2010-01-08 2012-05-23 中国科学院声学研究所 一种内置共振腔体的复合吸声装置
KR101438974B1 (ko) 2012-12-28 2014-09-11 현대자동차주식회사 차량용 휠가드
FR3010225B1 (fr) 2013-08-29 2016-12-30 Centre Nat Rech Scient Panneau acoustique absorbant
IT201700006516A1 (it) * 2017-01-23 2018-07-23 Pregymix S R L Dispositivo fonoisolante prefabbricato per la realizzazione di recinzioni ferroviarie
FR3065570B1 (fr) * 2017-04-21 2019-05-03 Office National D'etudes Et De Recherches Aerospatiales Garniture surfacique pour absorption acoustique
CN109754776B (zh) * 2019-03-20 2023-07-21 哈尔滨工程大学 一种内嵌圆柱空腔阵列的低频宽带吸声覆盖层

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1340650A (fr) * 1961-12-08 1963-10-18 Applied Acoustics Ltd Panneau d'absorption du son
US3506089A (en) * 1968-10-25 1970-04-14 Cambridge Acoustical Associate Sound absorptive structural block
GB1304939A (sv) * 1970-04-21 1973-01-31
DE7016771U (de) * 1970-05-05 1970-11-12 Danzer Kg Karl Schallschluckplatte.
DE2408028B2 (de) * 1974-02-20 1978-05-11 Fa. Carl Freudenberg, 6940 Weinheim Schallschluckplatte
DE2649816A1 (de) * 1976-10-29 1978-05-11 Huebner Gummi & Kunststoff Platte aus schallisoliermaterial

Also Published As

Publication number Publication date
GB2027255B (en) 1982-09-02
GB2027255A (en) 1980-02-13
FR2434450A1 (fr) 1980-03-21
NL7905519A (nl) 1980-01-29

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Effective date: 19860805