FR2266590B1 - - Google Patents

Info

Publication number
FR2266590B1
FR2266590B1 FR7510647A FR7510647A FR2266590B1 FR 2266590 B1 FR2266590 B1 FR 2266590B1 FR 7510647 A FR7510647 A FR 7510647A FR 7510647 A FR7510647 A FR 7510647A FR 2266590 B1 FR2266590 B1 FR 2266590B1
Authority
FR
France
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
FR7510647A
Other languages
French (fr)
Other versions
FR2266590A1 (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.)
Fried Krupp AG
Original Assignee
Fried Krupp AG
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 Fried Krupp AG filed Critical Fried Krupp AG
Publication of FR2266590A1 publication Critical patent/FR2266590A1/fr
Application granted granted Critical
Publication of FR2266590B1 publication Critical patent/FR2266590B1/fr
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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
    • B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
    • B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a barrel
    • 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
    • B29C48/268—Throttling of the flow, e.g. for cooperating with plasticising elements or for degassing
    • 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • 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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7510647A 1974-04-08 1975-04-04 Expired FR2266590B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2417116A DE2417116C2 (en) 1974-04-08 1974-04-08 Mixing extruder

Publications (2)

Publication Number Publication Date
FR2266590A1 FR2266590A1 (en) 1975-10-31
FR2266590B1 true FR2266590B1 (en) 1978-09-01

Family

ID=5912502

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7510647A Expired FR2266590B1 (en) 1974-04-08 1975-04-04

Country Status (4)

Country Link
CH (1) CH579453A5 (en)
DE (1) DE2417116C2 (en)
FR (1) FR2266590B1 (en)
GB (1) GB1457103A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4154536A (en) * 1977-07-25 1979-05-15 Beloit Corporation High efficiency injection molding screw
FR2495051A1 (en) * 1980-11-28 1982-06-04 Pont A Mousson Injection moulding device - in which injection section is moved bodily to the mould and includes facility for avoiding breaking reinforcing fibres
FR2510472A1 (en) * 1981-07-28 1983-02-04 Ouest Cie Screw tip valve for injection moulding fibre filled materials - esp. for materials contg. fibres up to 50mm long
EP0102400B1 (en) * 1982-08-26 1987-01-14 HERMANN BERSTORFF Maschinenbau GmbH Extruder with vent zone
US7954991B2 (en) * 2007-11-09 2011-06-07 Leistritz Extrusionstechnik Gmbh Screw extruder with plunger feeder

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE623903C (en) * 1934-02-09 1936-01-07 Richard Raupach Maschinenfabri Extrusion press with ventilation chamber
GB864916A (en) * 1958-01-24 1961-04-12 Phillips Petroleum Co Improvements relating to extrusion of plastic material
DE1529959A1 (en) * 1964-11-10 1969-05-22 Heidrich Peter Screw extruder for injectable masses, e.g. thermoplastics and the like.
AT309789B (en) * 1967-11-20 1973-09-10 Buss Ag Mixing and kneading device for plastic masses
DE2124466B2 (en) * 1971-05-17 1978-09-28 Fried. Krupp Gmbh, 4300 Essen Extruder for processing plastics and elastomers

Also Published As

Publication number Publication date
GB1457103A (en) 1976-12-01
DE2417116A1 (en) 1975-10-16
CH579453A5 (en) 1976-09-15
FR2266590A1 (en) 1975-10-31
DE2417116C2 (en) 1983-11-10

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Legal Events

Date Code Title Description
ST Notification of lapse