DK491680A - Lyddaempende maatte - Google Patents

Lyddaempende maatte

Info

Publication number
DK491680A
DK491680A DK491680A DK491680A DK491680A DK 491680 A DK491680 A DK 491680A DK 491680 A DK491680 A DK 491680A DK 491680 A DK491680 A DK 491680A DK 491680 A DK491680 A DK 491680A
Authority
DK
Denmark
Prior art keywords
mumping
sound
measures
sound mumping
mumping measures
Prior art date
Application number
DK491680A
Other languages
English (en)
Inventor
V Gadde
J E Larsson
Original Assignee
V Gadde
J E Larsson
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 V Gadde, J E Larsson filed Critical V Gadde
Publication of DK491680A publication Critical patent/DK491680A/da

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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • 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 shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/16—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer formed of particles, e.g. chips, powder or granules
    • 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
    • G10K11/162—Selection of materials
    • G10K11/165—Particles in a matrix
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B2037/1276—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives water-based adhesive
    • 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/02—Cellular or porous
    • B32B2305/026—Porous
    • 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/02—Cellular or porous
    • B32B2305/028—Hollow fillers; Syntactic material
    • 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/30—Fillers, e.g. particles, powders, beads, flakes, spheres, chips
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Building Environments (AREA)
  • Laminated Bodies (AREA)
  • Passenger Equipment (AREA)
  • Stringed Musical Instruments (AREA)
DK491680A 1979-11-19 1980-11-18 Lyddaempende maatte DK491680A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7909573A SE420629C (sv) 1979-11-19 1979-11-19 Ljuddempande matta och sett for dess framstellning

Publications (1)

Publication Number Publication Date
DK491680A true DK491680A (da) 1981-05-20

Family

ID=20339352

Family Applications (1)

Application Number Title Priority Date Filing Date
DK491680A DK491680A (da) 1979-11-19 1980-11-18 Lyddaempende maatte

Country Status (8)

Country Link
US (1) US4386676A (da)
JP (1) JPS5682241A (da)
DE (1) DE3042023A1 (da)
DK (1) DK491680A (da)
FI (1) FI803617L (da)
GB (1) GB2064988B (da)
NO (1) NO803473L (da)
SE (1) SE420629C (da)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4815050A (en) * 1985-05-31 1989-03-21 Brunswick Corporation Complaint tube low frequency sound attenuator
US4800984A (en) * 1987-04-24 1989-01-31 Cartex Corporation Acoustical barrier for vehicles
US5138588A (en) * 1988-08-19 1992-08-11 Brunswick Corporation Underwater sound attenuator
US5093394A (en) * 1988-09-27 1992-03-03 Sheller-Globe Corporation Thermoformable acoustical mat composition and method
DE69232053T2 (de) * 1991-04-15 2002-06-06 Matsushita Electric Works, Ltd. Schallabsorbierendes Material
GB9111621D0 (en) * 1991-05-30 1991-07-24 Short Brothers Plc Noise attenuation panel
JP2782483B2 (ja) * 1992-01-16 1998-07-30 東海キャスター 株式会社 スイッチロック機構付きキャスタ
DE29609129U1 (de) * 1996-05-21 1996-08-14 Fischer, Arno, 83024 Rosenheim Fußbodenbelag
DE10033322B4 (de) * 2000-07-03 2005-08-04 HP-chemie Pelzer Ltd. Industrial Estate Verfahren zur Herstellung von Verbundelementen und Verbundelement
WO2002031290A1 (de) * 2000-10-12 2002-04-18 Josef Hrovath Belagsplatte
US6925764B2 (en) * 2000-10-12 2005-08-09 Josef Hrovath Tile
US20030062217A1 (en) * 2001-09-28 2003-04-03 Ping Sheng Acoustic attenuation materials
US6550525B1 (en) * 2002-01-04 2003-04-22 Doreen A. Grisolia Sand-weighted shower curtain
US7566475B2 (en) 2004-11-09 2009-07-28 International Automotive Components Group North America, Inc. Acoustic insulator with controlled airflow resistance and method of making same
US8770340B2 (en) * 2011-11-16 2014-07-08 Huntair, Inc. Sound-absorptive panel for an air handling system
US20130327589A1 (en) * 2012-06-12 2013-12-12 Auralex Acoustics, Inc. Isolation and barrier type sound treatment devices
EP3570274A1 (en) 2018-05-16 2019-11-20 Igor Emri Sound insulating element

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2517753A (en) * 1945-11-15 1950-08-08 Johns Manville Microporous sheet and method of manufacture
GB1052865A (da) * 1962-07-06
US4013810A (en) * 1975-08-22 1977-03-22 The Babcock & Wilcox Company Sandwich panel construction
US4101704A (en) * 1976-04-29 1978-07-18 National Research Development Corporation Energy absorbing materials
JPS5829902B2 (ja) * 1977-06-07 1983-06-25 日本電信電話株式会社 広帯域ケ−ブル伝送方式

Also Published As

Publication number Publication date
SE420629B (sv) 1981-10-19
GB2064988A (en) 1981-06-24
JPS5682241A (en) 1981-07-04
NO803473L (no) 1981-05-20
SE7909573L (sv) 1981-05-20
GB2064988B (en) 1983-10-19
SE420629C (sv) 1985-09-30
DE3042023A1 (de) 1981-05-27
FI803617L (fi) 1981-05-20
US4386676A (en) 1983-06-07

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Legal Events

Date Code Title Description
ATS Application withdrawn