BE456090A - - Google Patents

Info

Publication number
BE456090A
BE456090A BE456090DA BE456090A BE 456090 A BE456090 A BE 456090A BE 456090D A BE456090D A BE 456090DA BE 456090 A BE456090 A BE 456090A
Authority
BE
Belgium
Application number
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.)
Publication date
Publication of BE456090A publication Critical patent/BE456090A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/22—Extrusion presses; Dies therefor
    • B30B11/24—Extrusion presses; Dies therefor using screws or worms
    • B30B11/243—Extrusion presses; Dies therefor using screws or worms using two or more screws working in the same chamber
    • 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
    • B29C48/25—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
    • B29C48/40—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 using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/402—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 using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders the screws having intermeshing parts
    • 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
    • B29C48/505—Screws
    • B29C48/52—Screws with an outer diameter varying along the longitudinal axis, e.g. for obtaining different thread clearance
    • B29C48/525—Conical screws
    • 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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BE456090D 1943-05-06 BE456090A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT620684X 1943-05-06

Publications (1)

Publication Number Publication Date
BE456090A true BE456090A (enrdf_load_stackoverflow) 1900-01-01

Family

ID=11293273

Family Applications (1)

Application Number Title Priority Date Filing Date
BE456090D BE456090A (enrdf_load_stackoverflow) 1943-05-06

Country Status (5)

Country Link
BE (1) BE456090A (enrdf_load_stackoverflow)
CH (1) CH242208A (enrdf_load_stackoverflow)
DE (1) DE883338C (enrdf_load_stackoverflow)
FR (1) FR904317A (enrdf_load_stackoverflow)
GB (1) GB620684A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE879861C (de) * 1950-08-04 1953-06-15 August Georg Schaefer Fuellwalze fuer Schneckenpressen zur Herstellung von duennwandigen, masshaltigen Strangartikeln, insbesondere von Umhuellungen fuer elektrische Leitungen
DE2446420C2 (de) * 1974-09-28 1982-07-15 Krauss-Maffei AG, 8000 München Schneckenstrangpresse zum Verarbeiten von Kunststoffen
NO146803C (no) * 1980-06-13 1984-06-01 Stord Bartz As Anordning ved skruepresse
DE3152097A1 (de) * 1980-06-13 1982-08-26 Stord Bartz As Screw press arrangement
AT376397B (de) * 1982-12-21 1984-11-12 Cincinnati Milacron Austria Schneckenstrangpresse
ES2053812T5 (es) * 1988-09-14 2004-04-01 FRATELLI BABBINI & C. SAS Prensa de husillo de deshidratacion con dos o mas elementos helicoidales con perfiles entrecruzados.
DE4115583A1 (de) * 1991-05-13 1992-11-19 Johannes Dr Ing Weber Mehrfachschneckenextruder
JP3086217B1 (ja) * 1999-05-07 2000-09-11 財団法人工業技術研究院 デュアルスクリュー回転子装置

Also Published As

Publication number Publication date
CH242208A (it) 1946-04-30
FR904317A (fr) 1945-11-02
DE883338C (de) 1956-03-08
GB620684A (en) 1949-03-29

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