BR8204461A - Processo para conformar uma serie de objetos simultaneamente a partir de uma serie de folhas superpostas de material deformavel e fusivel e processo para formar uma bobina de multiplas camadas de folhas de plastico para alimentacao continua de uma maquina de termoconformacao - Google Patents

Processo para conformar uma serie de objetos simultaneamente a partir de uma serie de folhas superpostas de material deformavel e fusivel e processo para formar uma bobina de multiplas camadas de folhas de plastico para alimentacao continua de uma maquina de termoconformacao

Info

Publication number
BR8204461A
BR8204461A BR8204461A BR8204461A BR8204461A BR 8204461 A BR8204461 A BR 8204461A BR 8204461 A BR8204461 A BR 8204461A BR 8204461 A BR8204461 A BR 8204461A BR 8204461 A BR8204461 A BR 8204461A
Authority
BR
Brazil
Prior art keywords
series
sheets
thermoconformation
conforming
deformable
Prior art date
Application number
BR8204461A
Other languages
English (en)
Inventor
Lou Kohl
John R Peschke
Sheldon M Wecker
Original Assignee
American & Co
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 American & Co filed Critical American & Co
Publication of BR8204461A publication Critical patent/BR8204461A/pt

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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/14—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor using multilayered preforms or sheets
    • 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
    • B26D3/001—Cutting tubes longitudinally
    • 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
    • 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
    • B29C53/32—Coiling
    • 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
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof 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
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
BR8204461A 1981-08-03 1982-07-29 Processo para conformar uma serie de objetos simultaneamente a partir de uma serie de folhas superpostas de material deformavel e fusivel e processo para formar uma bobina de multiplas camadas de folhas de plastico para alimentacao continua de uma maquina de termoconformacao BR8204461A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/289,388 US4411849A (en) 1981-08-03 1981-08-03 Method for forming a plurality of objects from a plurality of superimposed sheets

Publications (1)

Publication Number Publication Date
BR8204461A true BR8204461A (pt) 1983-07-19

Family

ID=23111324

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8204461A BR8204461A (pt) 1981-08-03 1982-07-29 Processo para conformar uma serie de objetos simultaneamente a partir de uma serie de folhas superpostas de material deformavel e fusivel e processo para formar uma bobina de multiplas camadas de folhas de plastico para alimentacao continua de uma maquina de termoconformacao

Country Status (3)

Country Link
US (1) US4411849A (pt)
BR (1) BR8204461A (pt)
CA (1) CA1198869A (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0751859A1 (en) * 1994-03-24 1997-01-08 THE DOW CHEMICAL COMPANY (a Delaware corporation) Thermoforming of thin polystyrene foam sheet
IT1281635B1 (it) * 1995-09-14 1998-02-20 Antonio Riglietti Metodo di realizzazione di contenitori multistrato monouso, particolarmente per sostanze deperibili e/o aggressive, nonche'
WO2012064983A2 (en) * 2010-11-10 2012-05-18 Converter Munufacturing, Inc. Simultaneous production of nested, separable thermoformed articles

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2450436A (en) * 1947-07-26 1948-10-05 Dow Chemical Co Manufacture of cellular thermoplastic products
BE609675A (pt) * 1960-10-28 1900-01-01
US3309440A (en) * 1963-02-08 1967-03-14 Swedish Crucible Steel Company Process of producing flexible foam polystyrene plastic sheeting
US3346686A (en) * 1964-05-27 1967-10-10 Grace W R & Co Method of uniting foamed plastic sheets and thermoforming the same
US3339006A (en) * 1964-07-08 1967-08-29 Grace W R & Co Method of thermoforming foamed plastic articles
US3396062A (en) * 1964-07-27 1968-08-06 Sweetheart Plastics Method for molding a composite foamed article
US3678546A (en) * 1970-08-26 1972-07-25 Kohjin Co Apparatus for heat-setting biaxially stretched films of thermoplastic materials
DE2342794C3 (de) * 1973-08-24 1981-09-17 Schloemann-Siemag AG, 4000 Düsseldorf Verfahren und Vorrichtung zum diskontinuierlichen Herstellen von Mehrschicht- Formteilen aus thermoplastischem Kunststoff
SE420897B (sv) * 1975-10-24 1981-11-09 Ziristor Ab Sett att framstella ett symmetriskt, av homogena och cellformiga plastskikt uppbyggt forpackningslaminat

Also Published As

Publication number Publication date
CA1198869A (en) 1986-01-07
US4411849A (en) 1983-10-25

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: B29C 51/14 (2006.01), B26D 3/00 (2006.0