GB2027255B - Sound absorbing means - Google Patents

Sound absorbing means

Info

Publication number
GB2027255B
GB2027255B GB7924780A GB7924780A GB2027255B GB 2027255 B GB2027255 B GB 2027255B GB 7924780 A GB7924780 A GB 7924780A GB 7924780 A GB7924780 A GB 7924780A GB 2027255 B GB2027255 B GB 2027255B
Authority
GB
United Kingdom
Prior art keywords
sound absorbing
absorbing means
sound
absorbing
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
Application number
GB7924780A
Other versions
GB2027255A (en
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.)
Weltin W E
Original Assignee
Weltin W E
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/en
Priority claimed from DE19782834683 external-priority patent/DE2834683C2/en
Application filed by Weltin W E filed Critical Weltin W E
Publication of GB2027255A publication Critical patent/GB2027255A/en
Application granted granted Critical
Publication of GB2027255B publication Critical patent/GB2027255B/en
Expired legal-status Critical Current

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)
GB7924780A 1978-07-25 1979-07-17 Sound absorbing means Expired GB2027255B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19782832569 DE2832569A1 (en) 1978-07-25 1978-07-25 Sound absorbent panels - pref. made of closed-cell polyethylene
DE19782834683 DE2834683C2 (en) 1978-08-08 1978-08-08 Sound absorber

Publications (2)

Publication Number Publication Date
GB2027255A GB2027255A (en) 1980-02-13
GB2027255B true GB2027255B (en) 1982-09-02

Family

ID=25775155

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7924780A Expired GB2027255B (en) 1978-07-25 1979-07-17 Sound absorbing means

Country Status (4)

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

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2553808B1 (en) * 1983-10-25 1986-11-21 Socea Balency Sobea BUILDING ELEMENT WITH INTEGRATED SOUND ABSORPTION
US5241512A (en) * 1991-04-25 1993-08-31 Hutchinson 2 Acoustic protection material and apparatus including such material
DE521740T1 (en) * 1991-04-25 1993-07-22 Hutchinson, Paris, Fr SOUND PROTECTION MATERIAL AND A DEVICE CONTAINING SUCH MATERIAL.
GB2272749B (en) * 1992-11-21 1996-06-12 Insoleq Limited Improvements in acoustic and thermal insulation for aircraft
DE9312734U1 (en) * 1993-08-25 1995-01-05 Faist M Gmbh & Co Kg Multi-layer soundproofing and damping component
US6007890A (en) * 1993-11-19 1999-12-28 The Dow Chemical Company Acoustic insulating panels or elements
GB9323829D0 (en) * 1993-11-19 1994-01-05 Dow Deutschland Inc Acoustic insulating panels or elements
DE19540259C1 (en) * 1995-10-28 1996-11-21 Continental Ag Wheel running cover for wheel and-or axles on lorries
WO1998039767A1 (en) * 1997-03-07 1998-09-11 Oscar Avian Method to produce sound-proofing panels or surfaces for interiors
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 (en) * 2010-01-08 2012-05-23 中国科学院声学研究所 Composite sound absorbing device with built-in resonant cavity
KR101438974B1 (en) 2012-12-28 2014-09-11 현대자동차주식회사 Wheel guard for vehicle
FR3010225B1 (en) 2013-08-29 2016-12-30 Centre Nat Rech Scient ABSORBENT ACOUSTIC PANEL
IT201700006516A1 (en) * 2017-01-23 2018-07-23 Pregymix S R L INSULATION SYSTEM PREFABRICATED FOR THE CONSTRUCTION OF RAILWAY FENCES
FR3065570B1 (en) * 2017-04-21 2019-05-03 Office National D'etudes Et De Recherches Aerospatiales SURFACIAL TRIM FOR ACOUSTIC ABSORPTION
CN109754776B (en) * 2019-03-20 2023-07-21 哈尔滨工程大学 Low-frequency broadband sound absorption covering layer embedded with cylindrical cavity array

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1340650A (en) * 1961-12-08 1963-10-18 Applied Acoustics Ltd Sound absorption panel
US3506089A (en) * 1968-10-25 1970-04-14 Cambridge Acoustical Associate Sound absorptive structural block
GB1304939A (en) * 1970-04-21 1973-01-31
DE7016771U (en) * 1970-05-05 1970-11-12 Danzer Kg Karl SOUND-SOUND DISK.
DE2408028B2 (en) * 1974-02-20 1978-05-11 Fa. Carl Freudenberg, 6940 Weinheim Sound absorbing plate
DE2649816A1 (en) * 1976-10-29 1978-05-11 Huebner Gummi & Kunststoff Sound-absorbing panel of soft, flexible, polyurethane foam - has integral skin and blind holes to improve noise absorption

Also Published As

Publication number Publication date
SE7906333L (en) 1980-01-27
GB2027255A (en) 1980-02-13
FR2434450A1 (en) 1980-03-21
NL7905519A (en) 1980-01-29

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Legal Events

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