GB1166521A - Rotating Die Cap for Extrusion Die - Google Patents

Rotating Die Cap for Extrusion Die

Info

Publication number
GB1166521A
GB1166521A GB54612/66A GB5461266A GB1166521A GB 1166521 A GB1166521 A GB 1166521A GB 54612/66 A GB54612/66 A GB 54612/66A GB 5461266 A GB5461266 A GB 5461266A GB 1166521 A GB1166521 A GB 1166521A
Authority
GB
United Kingdom
Prior art keywords
die
die member
outer die
via inlet
extrusion
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
GB54612/66A
Other languages
English (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.)
Millennium Petrochemicals Inc
Original Assignee
National Distillers and Chemical Corp
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 National Distillers and Chemical Corp filed Critical National Distillers and Chemical Corp
Publication of GB1166521A publication Critical patent/GB1166521A/en
Expired legal-status Critical Current

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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/336—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
    • B29C48/147—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle
    • B29C48/1472—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle at the die nozzle exit zone
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/007—Using fluid under pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB54612/66A 1965-12-08 1966-12-06 Rotating Die Cap for Extrusion Die Expired GB1166521A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US512419A US3349437A (en) 1965-12-08 1965-12-08 Rotating die cap for extrusion die

Publications (1)

Publication Number Publication Date
GB1166521A true GB1166521A (en) 1969-10-08

Family

ID=24039000

Family Applications (1)

Application Number Title Priority Date Filing Date
GB54612/66A Expired GB1166521A (en) 1965-12-08 1966-12-06 Rotating Die Cap for Extrusion Die

Country Status (5)

Country Link
US (1) US3349437A (enExample)
BE (1) BE690802A (enExample)
DE (1) DE1629573A1 (enExample)
GB (1) GB1166521A (enExample)
NL (1) NL6616993A (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3440686A (en) * 1966-12-29 1969-04-29 Nat Distillers Chem Corp Extrusion die having angularly moving central mandrel
NL6805540A (enExample) * 1967-05-05 1968-11-06
US3511903A (en) * 1967-05-05 1970-05-12 Dow Chemical Co Method for extruding thermally degradable polymers
IE32760B1 (en) * 1967-12-28 1973-11-28 Rasmussen O B Extruded sheet materials suitable for textile purposes
US3966861A (en) * 1968-05-20 1976-06-29 Pierson Industries, Inc. Composite tubular film process and apparatus
CA934913A (en) * 1968-05-20 1973-10-09 G. Papesh Edward Blown tubular die apparatus for extruding laminated film
US3716612A (en) * 1970-01-06 1973-02-13 Dow Chemical Co Method for the formation of composite plastic bodies
GB1526722A (en) * 1974-07-05 1978-09-27 Rasmussen O Method for producing a laminated high strength sheet
JPS5188561A (enExample) * 1975-12-22 1976-08-03
US4784594A (en) * 1983-03-11 1988-11-15 Mobil Oil Corporation Single lip rotary tubular extrusion die
DE10204897B4 (de) * 2002-02-06 2006-03-23 Windmöller & Hölscher Kg Blaskopf zum Extrudieren von Folien mit Spannelementen, die Leitungen für Kühlluft enthalten

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2345086A (en) * 1936-01-11 1944-03-28 Becker Oskar Walter Apparatus for the manufacture of artificial sausage skins
US3020588A (en) * 1958-02-04 1962-02-13 Union Carbide Corp Rotary plastic extrusion die
US2978748A (en) * 1958-02-06 1961-04-11 Koppers Co Inc Die for extruding tubular plastic film
US3024494A (en) * 1958-07-21 1962-03-13 Porter Co Inc H K Plastic pipe extrusion head
US3223761A (en) * 1962-04-30 1965-12-14 Union Carbide Corp Melt extrusion of multi-wall plastic tubing
US3241503A (en) * 1963-08-21 1966-03-22 Schafer Leonhard Concentric pastry die
US3221372A (en) * 1963-09-16 1965-12-07 Johnson & Johnson Apparatus for extruding collagen fibrils

Also Published As

Publication number Publication date
BE690802A (enExample) 1967-05-16
DE1629573A1 (de) 1971-01-28
NL6616993A (enExample) 1967-06-09
US3349437A (en) 1967-10-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE Patent expired