BE848511A - PROCESS, APPARATUS AND MANUFACTURED PRODUCT - Google Patents

PROCESS, APPARATUS AND MANUFACTURED PRODUCT

Info

Publication number
BE848511A
BE848511A BE172501A BE172501A BE848511A BE 848511 A BE848511 A BE 848511A BE 172501 A BE172501 A BE 172501A BE 172501 A BE172501 A BE 172501A BE 848511 A BE848511 A BE 848511A
Authority
BE
Belgium
Prior art keywords
manufactured product
manufactured
product
Prior art date
Application number
BE172501A
Other languages
French (fr)
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 BE848511A publication Critical patent/BE848511A/en

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)
BE172501A 1975-11-18 1976-11-18 PROCESS, APPARATUS AND MANUFACTURED PRODUCT BE848511A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE848511A true BE848511A (en) 1977-05-18

Family

ID=10444996

Family Applications (1)

Application Number Title Priority Date Filing Date
BE172501A BE848511A (en) 1975-11-18 1976-11-18 PROCESS, APPARATUS AND MANUFACTURED PRODUCT

Country Status (3)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH640457A5 (en) * 1979-05-28 1984-01-13 Schiesser Ag METHOD AND DEVICE FOR FORMING THE INNER WALL PARTS OF VEHICLE TIRES.
US4770618A (en) * 1986-01-15 1988-09-13 Lupke Manfred Arno Alfred Extrusion die for two-ply plastic tubing
FR2626811B1 (en) * 1988-02-04 1990-08-24 Bertho Patrick DEVICE FOR VARIATION IN MASSES OF EXTRUDED ARTICLES
DE3907866A1 (en) * 1989-03-10 1990-09-13 Troester Maschf Paul Die for extruding rubber mixtures and/or plastics and method of fitting this die into an extrusion apparatus
JPH0632339Y2 (en) * 1989-11-28 1994-08-24 石川島播磨重工業株式会社 Parison head in multi-layer blow molding machine
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
US5128084A (en) * 1990-07-24 1992-07-07 Bridgestone Firestone Inc Coextrusion apparatus and method for varying the inner profile of a tubular extrudate
DE102006057189A1 (en) * 2006-12-05 2008-06-19 Nehrig, Jürgen Annular nozzle extruding tubular preform for manufacture of hollow plastic objects by e.g. blow-molding, includes mandrel and outer body in relative rotation
JP7290794B2 (en) * 2020-03-19 2023-06-13 日立Astemo株式会社 Tube intermediate and tube manufacturing method

Also Published As

Publication number Publication date
DE2652342A1 (en) 1977-05-26
FR2332121B3 (en) 1979-07-27
FR2332121A1 (en) 1977-06-17

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