CA966967A - Flexible core material for laminated structures and method of producing the same - Google Patents

Flexible core material for laminated structures and method of producing the same

Info

Publication number
CA966967A
CA966967A CA140,061A CA140061A CA966967A CA 966967 A CA966967 A CA 966967A CA 140061 A CA140061 A CA 140061A CA 966967 A CA966967 A CA 966967A
Authority
CA
Canada
Prior art keywords
producing
same
core material
laminated structures
flexible core
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
CA140,061A
Other languages
English (en)
Other versions
CA140061S (en
Inventor
Thomas J. Johannsen
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.)
Chemacryl Plastics Ltd
Original Assignee
Chemacryl Plastics Ltd
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 Chemacryl Plastics Ltd filed Critical Chemacryl Plastics Ltd
Priority to CA140,061A priority Critical patent/CA966967A/en
Priority to GB1089173A priority patent/GB1417068A/en
Priority to US338538A priority patent/US3867238A/en
Priority to FR7309945A priority patent/FR2180682A1/fr
Priority to CH418773A priority patent/CH545679A/de
Priority to IT67929/73A priority patent/IT980732B/it
Priority to NL7304752A priority patent/NL156084B/nl
Priority to DE2319773A priority patent/DE2319773C3/de
Priority to JP48043267A priority patent/JPS5754292B2/ja
Priority to SE7305587A priority patent/SE398724B/sv
Priority to US05/541,460 priority patent/US3964354A/en
Application granted granted Critical
Publication of CA966967A publication Critical patent/CA966967A/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
    • 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
    • B32B5/18—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 of foamed material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
    • B26D3/006—Cutting work characterised by the nature of the cut made; Apparatus therefor specially adapted for cutting blocs of plastic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
    • 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
    • B32B3/10—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 discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/18—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 discontinuous layer, i.e. formed of separate pieces of material characterised by an internal layer formed of separate pieces of material which are juxtaposed side-by-side
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B5/00—Hulls characterised by their construction of non-metallic material
    • B63B5/24—Hulls characterised by their construction of non-metallic material made predominantly of plastics
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0036—Slitting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/02—Bending or folding
    • B29C53/04—Bending or folding of plates or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/06—PVC, i.e. polyvinylchloride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3067—Ships
    • B29L2031/307—Hulls
    • 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
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0221—Vinyl resin
    • B32B2266/0235—Vinyl halide, e.g. PVC, PVDC, PVF, PVDF
    • 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
    • B32B2605/00—Vehicles
    • B32B2605/12—Ships
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1062—Prior to assembly
    • Y10T156/1066—Cutting to shape joining edge surfaces only
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1062—Prior to assembly
    • Y10T156/1067—Continuous longitudinal slitting
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/17—Three or more coplanar interfitted sections with securing means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24488—Differential nonuniformity at margin
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/04—Processes
    • Y10T83/0524—Plural cutting steps
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/929—Tool or tool with support
    • Y10T83/9314—Pointed perforators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/929—Tool or tool with support
    • Y10T83/9411—Cutting couple type
    • Y10T83/9449—Spaced cut forming tool

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Acoustics & Sound (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Laminated Bodies (AREA)
  • Molding Of Porous Articles (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
CA140,061A 1972-04-18 1972-04-18 Flexible core material for laminated structures and method of producing the same Expired CA966967A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
CA140,061A CA966967A (en) 1972-04-18 1972-04-18 Flexible core material for laminated structures and method of producing the same
GB1089173A GB1417068A (en) 1972-04-18 1973-03-06 Flexile core material for laminated structures and method of producing the same
US338538A US3867238A (en) 1972-04-18 1973-03-06 Flexile core material for laminated structures and method of producing the same
FR7309945A FR2180682A1 (fr) 1972-04-18 1973-03-20 Matériau à ame flexible feuillettées et procédé de ces structures
CH418773A CH545679A (de) 1972-04-18 1973-03-22 Flexibles Kernmaterial für Laminate und Verfahren zu dessen Herstellung
IT67929/73A IT980732B (it) 1972-04-18 1973-03-30 Materiale flessibile di schiuma sintetica per l anima di struttu re laminate
NL7304752A NL156084B (nl) 1972-04-18 1973-04-05 Buigzame plaat van een stijve, elastische schuimkunststof, bestemd voor kernlaag in een gewelfde, gelaagde structuur.
DE2319773A DE2319773C3 (de) 1972-04-18 1973-04-18 Verfahren zur Herstellung einer flexiblen Kernschicht für mehrschichtige Schichtstoffe und Kernschichten, wie sie nach dem Verfahren erhältlich sind
JP48043267A JPS5754292B2 (en:Method) 1972-04-18 1973-04-18
SE7305587A SE398724B (sv) 1972-04-18 1973-04-18 Bojligt kernmaterial for laminerade konstruktioner och sett att framstella detsamma
US05/541,460 US3964354A (en) 1972-04-18 1975-01-16 Flexile core material for laminated structures and method of producing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA140,061A CA966967A (en) 1972-04-18 1972-04-18 Flexible core material for laminated structures and method of producing the same

Publications (1)

Publication Number Publication Date
CA966967A true CA966967A (en) 1975-05-06

Family

ID=4092997

Family Applications (1)

Application Number Title Priority Date Filing Date
CA140,061A Expired CA966967A (en) 1972-04-18 1972-04-18 Flexible core material for laminated structures and method of producing the same

Country Status (10)

Country Link
US (1) US3867238A (en:Method)
JP (1) JPS5754292B2 (en:Method)
CA (1) CA966967A (en:Method)
CH (1) CH545679A (en:Method)
DE (1) DE2319773C3 (en:Method)
FR (1) FR2180682A1 (en:Method)
GB (1) GB1417068A (en:Method)
IT (1) IT980732B (en:Method)
NL (1) NL156084B (en:Method)
SE (1) SE398724B (en:Method)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5342624Y2 (en:Method) * 1974-02-23 1978-10-13
JPS5971790A (ja) * 1982-10-15 1984-04-23 松下電器産業株式会社 スチ−ムアイロン
CH664531A5 (en) * 1984-01-25 1988-03-15 Alusuisse Compound plastic plate - with plastic foam core and high-impact fibre reinforced thermosetting coating
DE3403386A1 (de) * 1984-02-01 1985-08-08 Polybrevets & Gestion S.A., Zug Trittschalldaemmaterial
US4536427A (en) * 1984-03-26 1985-08-20 Baltek Corp. Scrimless contourable core for use in laminated contoured structures
JPS6336500U (en:Method) * 1986-08-21 1988-03-09
DE69113771D1 (de) * 1990-12-26 1995-11-16 Matsushita Electric Industrial Co Ltd Bügelvorrichtung.
DE4126781C2 (de) * 1991-08-13 1997-02-20 Euro Composites Leichtbau-Flächenelement und Verfahren zur Herstellung desselben
US5462623A (en) * 1992-05-04 1995-10-31 Webcore Technologies, Inc. Method of production of reinforced foam cores
US5589243A (en) * 1992-05-04 1996-12-31 Webcore Technologies, Inc. Reinforced foam cores and method and apparatus of production
US5834082A (en) * 1992-05-04 1998-11-10 Webcore Technologies, Inc. Reinforced foam cores and method and apparatus of production
GB2352208B (en) 1999-07-13 2001-06-13 Stirling Moulded Composites Lt Flexible material
USRE45402E1 (en) 1999-07-13 2015-03-03 Stirling Mouldings Limited Flexible material
DE10002185C1 (de) * 2000-01-19 2001-06-07 F2 Internat Ges M B H Verbundkörper, insbesondere Segel- bzw. Wellenreitbrett
US8419883B2 (en) * 2000-12-27 2013-04-16 Milliken & Company Fiber reinforced composite cores and panels
US20080113143A1 (en) * 2006-10-31 2008-05-15 David Stirling Taylor Flexible Material and Method of Manufacturing the Flexible Material
US10499694B2 (en) 2008-08-01 2019-12-10 Nike, Inc. Apparel with selectively attachable and detachable elements
US20100024089A1 (en) * 2008-08-01 2010-02-04 Nike, Inc. Apparel With Selectively Attachable And Detachable Elements
US8898820B2 (en) * 2008-08-01 2014-12-02 Nike, Inc. Layered apparel with attachable and detachable elements
US8438669B2 (en) 2009-06-23 2013-05-14 Nike, Inc. Apparel incorporating a protective element
US9675122B2 (en) 2009-06-23 2017-06-13 Nike, Inc. Apparel incorporating a protective element
US9149084B2 (en) 2009-06-23 2015-10-06 Nike, Inc. Apparel incorporating a protective element and method for making
US8719965B2 (en) 2009-09-24 2014-05-13 Nike, Inc. Apparel incorporating a protective element
US8438667B2 (en) 2009-09-24 2013-05-14 Nike, Inc. Apparel incorporating a protective element
ES2601813T3 (es) * 2009-10-01 2017-02-16 Milliken & Company Núcleos y paneles compuestos
US8389104B2 (en) 2009-10-02 2013-03-05 Milliken & Company Composite cores and panels
US8702895B2 (en) 2010-04-07 2014-04-22 Nike, Inc. Cushioning elements for apparel and other products and methods of manufacturing the cushioning elements
US9505203B2 (en) 2010-11-30 2016-11-29 Nike, Inc. Method of manufacturing dye-sublimation printed elements
US8561214B2 (en) 2011-02-25 2013-10-22 Nike, Inc. Articles of apparel incorporating cushioning elements and methods of manufacturing the articles of apparel
US8663791B2 (en) 2011-04-04 2014-03-04 Milliken & Company Composite reinforced cores and panels
US8764931B2 (en) 2011-05-19 2014-07-01 Nike, Inc. Method of manufacturing cushioning elements for apparel and other products
US9386812B2 (en) 2011-07-25 2016-07-12 Nike, Inc. Articles of apparel incorporating cushioning elements
US10034498B2 (en) 2011-07-25 2018-07-31 Nike, Inc. Articles of apparel incorporating cushioning elements
US20130025036A1 (en) 2011-07-25 2013-01-31 Nike, Inc. Articles Of Apparel Incorporating Cushioning Elements
US12479198B2 (en) 2021-03-16 2025-11-25 Fibre Converters, Inc. Bendable laminated fiberboard

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1967444A (en) * 1931-07-08 1934-07-24 Herbert J Lowe Space packing felt
US2785739A (en) * 1955-08-11 1957-03-19 Mobay Chemical Corp Polyurethane cushions
US2768924A (en) * 1956-06-14 1956-10-30 Cable Makers Australia Proprie Cushioning element
US3042562A (en) * 1959-05-04 1962-07-03 Dow Chemical Co Product and method for production of articles having compound curves
US3106983A (en) * 1960-12-06 1963-10-15 Dow Chemical Co Foamed plastic sound absorbing material
US3285768A (en) * 1962-07-18 1966-11-15 Deering Milliken Res Corp Fabric coated with surface deformed foam
US3397106A (en) * 1964-09-16 1968-08-13 Du Pont Microcellular laminate
US3495487A (en) * 1967-01-09 1970-02-17 William W Miner Method of and apparatus for slitting sod pads
US3591443A (en) * 1967-09-18 1971-07-06 Johns Manville Flexible core material in skin and core laminates
US3520220A (en) * 1967-12-18 1970-07-14 Eric O Acker Slitting machine
CH511315A (de) * 1968-03-26 1971-03-31 Breveteam Sa Verfahren zur Herstellung eines textilen Flächengebildes, nach diesem Verfahren hergestelltes Erzeugnis und Anwendung des Verfahrens
FR1582581A (en:Method) * 1968-07-30 1969-10-03

Also Published As

Publication number Publication date
DE2319773C3 (de) 1978-07-13
DE2319773B2 (de) 1977-11-24
NL156084B (nl) 1978-03-15
DE2319773A1 (de) 1973-10-25
IT980732B (it) 1974-10-10
JPS4920273A (en:Method) 1974-02-22
NL7304752A (nl) 1973-10-22
SE398724B (sv) 1978-01-16
FR2180682A1 (fr) 1973-11-30
US3867238A (en) 1975-02-18
FR2180682B1 (en:Method) 1977-04-29
GB1417068A (en) 1975-12-10
CH545679A (de) 1974-02-15
JPS5754292B2 (en:Method) 1982-11-17

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