JPS52982B1 - - Google Patents

Info

Publication number
JPS52982B1
JPS52982B1 JP43084921A JP8492168A JPS52982B1 JP S52982 B1 JPS52982 B1 JP S52982B1 JP 43084921 A JP43084921 A JP 43084921A JP 8492168 A JP8492168 A JP 8492168A JP S52982 B1 JPS52982 B1 JP S52982B1
Authority
JP
Japan
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.)
Pending
Application number
JP43084921A
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 filed Critical
Publication of JPS52982B1 publication Critical patent/JPS52982B1/ja
Pending 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/388—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a ram or piston
    • 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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP43084921A 1962-12-04 1968-11-21 Pending JPS52982B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US242126A US3275728A (en) 1962-12-04 1962-12-04 Parison severing method

Publications (1)

Publication Number Publication Date
JPS52982B1 true JPS52982B1 (ja) 1977-01-11

Family

ID=22913554

Family Applications (2)

Application Number Title Priority Date Filing Date
JP38064933A Pending JPS4843660B1 (ja) 1962-12-04 1963-12-04
JP43084921A Pending JPS52982B1 (ja) 1962-12-04 1968-11-21

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP38064933A Pending JPS4843660B1 (ja) 1962-12-04 1963-12-04

Country Status (5)

Country Link
US (1) US3275728A (ja)
JP (2) JPS4843660B1 (ja)
DE (1) DE1296782C2 (ja)
FR (1) FR1377000A (ja)
GB (1) GB991854A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3497582A (en) * 1967-01-03 1970-02-24 Monsanto Co Plastic extrusion
US4861542A (en) * 1987-03-23 1989-08-29 Graham Engineering Corporation Rotary blow molding method
US5112546A (en) * 1991-05-10 1992-05-12 Comfort Gordon A Method of controlling thickness of thermoplastic extruded profile
DE4340290A1 (de) * 1993-11-26 1995-06-01 Krupp Corpoplast Masch Mehrfachnutzung von Arbeitsluft
DE4340291A1 (de) * 1993-11-26 1995-06-01 Krupp Corpoplast Masch Mehrfachnutzung von Blasluft

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2356886A (en) * 1942-01-27 1944-08-29 Pittsburgh Plate Glass Co Process and apparatus for producing filaments
US2455509A (en) * 1943-05-26 1948-12-07 Chemical Developments Corp Method of extruding irregularly shaped carbon rods
DE1766728U (de) * 1954-05-14 1958-05-14 Reinold Hagen Vorrichtung zur herstellung von flaschen oder aehnlichen hohlkoerpern aus thermoplastischen kunststoffen.
US2928120A (en) * 1955-12-20 1960-03-15 American Can Co Process and apparatus for the manufacture of hollow articles
US3078507A (en) * 1958-11-19 1963-02-26 Brockway Glass Co Inc Method and apparatus for making plastic articles

Also Published As

Publication number Publication date
US3275728A (en) 1966-09-27
FR1377000A (fr) 1964-10-31
DE1296782C2 (de) 1974-01-31
GB991854A (en) 1965-05-12
DE1296782B (de) 1969-06-04
JPS4843660B1 (ja) 1973-12-20

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