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IT1397879B1 - Procedimento e impianto per la fabbricazione in continuo di almeno uno strato di schiuma di lattice con alveoli. - Google Patents

Procedimento e impianto per la fabbricazione in continuo di almeno uno strato di schiuma di lattice con alveoli.

Info

Publication number
IT1397879B1
IT1397879B1 ITMI2009A001877A ITMI20091877A IT1397879B1 IT 1397879 B1 IT1397879 B1 IT 1397879B1 IT MI2009A001877 A ITMI2009A001877 A IT MI2009A001877A IT MI20091877 A ITMI20091877 A IT MI20091877A IT 1397879 B1 IT1397879 B1 IT 1397879B1
Authority
IT
Italy
Prior art keywords
alveoli
plant
procedure
foam layer
latex foam
Prior art date
Application number
ITMI2009A001877A
Other languages
English (en)
Inventor
Luciano Abrigo
Renzo Villa
Original Assignee
Sapsa Bedding Srl
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 Sapsa Bedding Srl filed Critical Sapsa Bedding Srl
Priority to ITMI2009A001877A priority Critical patent/IT1397879B1/it
Priority to EP10004150A priority patent/EP2316627B1/en
Priority to PL10004150T priority patent/PL2316627T3/pl
Priority to US12/770,330 priority patent/US8486316B2/en
Publication of ITMI20091877A1 publication Critical patent/ITMI20091877A1/it
Application granted granted Critical
Publication of IT1397879B1 publication Critical patent/IT1397879B1/it

Links

Classifications

    • 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
    • B29C44/58—Moulds
    • B29C44/583—Moulds for making articles with cavities
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/0033—Moulds or cores; Details thereof or accessories therefor constructed for making articles provided with holes
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/34—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station
    • B29C33/36—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station continuously movable in one direction, e.g. in a closed circuit
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/42—Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
    • B29C33/424—Moulding surfaces provided with means for marking or patterning
    • 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/14—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of indefinite length
    • B29C39/148—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of indefinite length characterised by the shape of the surface
    • 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/14—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of indefinite length
    • B29C39/18—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of indefinite length incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
    • 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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/329—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being partially embedded
    • 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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/332—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being three-dimensional structures
    • 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
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • 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
    • B29K2105/0058—Liquid or visquous
    • B29K2105/0064—Latex, emulsion or dispersion
    • 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
    • B29L2031/737—Articles provided with holes, e.g. grids, sieves
    • 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
    • B29L2031/751—Mattresses, cushions
    • 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
    • Y10T428/24496—Foamed or cellular component
    • Y10T428/24504—Component comprises a polymer [e.g., rubber, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
ITMI2009A001877A 2009-10-29 2009-10-29 Procedimento e impianto per la fabbricazione in continuo di almeno uno strato di schiuma di lattice con alveoli. IT1397879B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
ITMI2009A001877A IT1397879B1 (it) 2009-10-29 2009-10-29 Procedimento e impianto per la fabbricazione in continuo di almeno uno strato di schiuma di lattice con alveoli.
EP10004150A EP2316627B1 (en) 2009-10-29 2010-04-19 Process for the continuous manufacturing of at least a layer of latex foam with recesses
PL10004150T PL2316627T3 (pl) 2009-10-29 2010-04-19 Sposób ciągłego wytwarzania co najmniej jednej warstwy pianki lateksowej z wgłębieniami
US12/770,330 US8486316B2 (en) 2009-10-29 2010-04-29 Process and plant for the continuous manufacturing of at least a layer of latex foam with recesses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI2009A001877A IT1397879B1 (it) 2009-10-29 2009-10-29 Procedimento e impianto per la fabbricazione in continuo di almeno uno strato di schiuma di lattice con alveoli.

Publications (2)

Publication Number Publication Date
ITMI20091877A1 ITMI20091877A1 (it) 2011-04-30
IT1397879B1 true IT1397879B1 (it) 2013-02-04

Family

ID=42734735

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI2009A001877A IT1397879B1 (it) 2009-10-29 2009-10-29 Procedimento e impianto per la fabbricazione in continuo di almeno uno strato di schiuma di lattice con alveoli.

Country Status (4)

Country Link
US (1) US8486316B2 (it)
EP (1) EP2316627B1 (it)
IT (1) IT1397879B1 (it)
PL (1) PL2316627T3 (it)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2150287A (en) * 1936-05-16 1939-03-14 Ind Process Corp Sponge rubber body of different densities
DE1163532B (de) * 1960-08-24 1964-02-20 Continental Gummi Werke Ag Foerderband zur kontinuierlichen Herstellung von Schaumstoffplatten oder -bahnen
US3516901A (en) * 1963-10-23 1970-06-23 Dayco Corp Foam rubber article
IT1227834B (it) * 1988-09-15 1991-05-08 Pirelli Sapsa Spa Procedimento continuo e impianto per la fabbricazione di prodotti alveolati in schiuma da lattice, quali materassi, cuscini e simili
IT1244796B (it) 1990-09-19 1994-09-05 Pirelli Sapsa Spa Apparecchiatura e procedimento per il lavaggio di manufatti.
ES2193433T3 (es) 1998-04-16 2003-11-01 Sapsa Bedding S R L Procedimiento e instalacion para fabricar productos de espuma de latex.
ITMI20060936A1 (it) * 2006-05-11 2007-11-12 Sapsa Bedding S R L Procedimento e impianto per la fabbricazione in continuo di articoli in schiuma di lattice
US8132802B2 (en) 2007-10-23 2012-03-13 Gii Acquisition, Llc Apparatus for quickly retaining and releasing parts to be optically measured

Also Published As

Publication number Publication date
EP2316627A1 (en) 2011-05-04
US20110104446A1 (en) 2011-05-05
PL2316627T3 (pl) 2013-04-30
EP2316627B1 (en) 2012-09-19
ITMI20091877A1 (it) 2011-04-30
US8486316B2 (en) 2013-07-16

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