FR2332121B3 - - Google Patents

Info

Publication number
FR2332121B3
FR2332121B3 FR7634609A FR7634609A FR2332121B3 FR 2332121 B3 FR2332121 B3 FR 2332121B3 FR 7634609 A FR7634609 A FR 7634609A FR 7634609 A FR7634609 A FR 7634609A FR 2332121 B3 FR2332121 B3 FR 2332121B3
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
FR7634609A
Other languages
French (fr)
Other versions
FR2332121A1 (fr
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.)
Commscope Connectivity Denmark AS
Original Assignee
Raychem AS
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 Raychem AS filed Critical Raychem AS
Publication of FR2332121A1 publication Critical patent/FR2332121A1/fr
Application granted granted Critical
Publication of FR2332121B3 publication Critical patent/FR2332121B3/fr
Granted 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
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
    • B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion 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
    • B29C48/16—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
    • B29C48/03—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7634609A 1975-11-18 1976-11-17 Extrudeuse a filiere multiple Granted FR2332121A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4744575 1975-11-18

Publications (2)

Publication Number Publication Date
FR2332121A1 FR2332121A1 (fr) 1977-06-17
FR2332121B3 true FR2332121B3 (hu) 1979-07-27

Family

ID=10444996

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7634609A Granted FR2332121A1 (fr) 1975-11-18 1976-11-17 Extrudeuse a filiere multiple

Country Status (3)

Country Link
BE (1) BE848511A (hu)
DE (1) DE2652342A1 (hu)
FR (1) FR2332121A1 (hu)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH640457A5 (de) * 1979-05-28 1984-01-13 Schiesser Ag Verfahren und vorrichtung zur bildung der inneren wandteile von fahrzeugreifen.
US4770618A (en) * 1986-01-15 1988-09-13 Lupke Manfred Arno Alfred Extrusion die for two-ply plastic tubing
FR2626811B1 (fr) * 1988-02-04 1990-08-24 Bertho Patrick Dispositif permettant la variation des masses des articles extrudes
DE3907866A1 (de) * 1989-03-10 1990-09-13 Troester Maschf Paul Werkzeug zum extrudieren von kautschukmischungen und/oder kunststoffen und verfahren zum einsetzen dieses werkzeuges in eine extrusionsvorrichtung
JPH0632339Y2 (ja) * 1989-11-28 1994-08-24 石川島播磨重工業株式会社 多層ブロー成形機におけるパリソンヘッド
US5128084A (en) * 1990-07-24 1992-07-07 Bridgestone Firestone Inc Coextrusion apparatus and method for varying the inner profile of a tubular extrudate
US5062782A (en) * 1990-07-24 1991-11-05 Bridgestone/Firestone, Inc. Coextrusion apparatus for varying the inner and/or outer profile of a tubular extrudate
DE102006057189A1 (de) * 2006-12-05 2008-06-19 Nehrig, Jürgen Düsenanordnung zum Herstellen von Kunststoffhohlkörpern
JP7290794B2 (ja) * 2020-03-19 2023-06-13 日立Astemo株式会社 管体中間体及び管体製造方法

Also Published As

Publication number Publication date
BE848511A (fr) 1977-05-18
FR2332121A1 (fr) 1977-06-17
DE2652342A1 (de) 1977-05-26

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Legal Events

Date Code Title Description
ST Notification of lapse