CH309815A - Procedimento per la fabbricazione di corpi cavi in materie plastische. - Google Patents

Procedimento per la fabbricazione di corpi cavi in materie plastische.

Info

Publication number
CH309815A
CH309815A CH309815DA CH309815A CH 309815 A CH309815 A CH 309815A CH 309815D A CH309815D A CH 309815DA CH 309815 A CH309815 A CH 309815A
Authority
CH
Switzerland
Prior art keywords
manufacture
hollow bodies
plastic hollow
plastic
bodies
Prior art date
Application number
Other languages
English (en)
Inventor
Azioni Pirelli Societa Per
Original Assignee
Pirelli
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 Pirelli filed Critical Pirelli
Publication of CH309815A publication Critical patent/CH309815A/it

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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/70—Removing or ejecting blown articles from the mould
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • 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
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/41—Processes of molding collapsible tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
CH309815D 1951-05-05 1951-06-29 Procedimento per la fabbricazione di corpi cavi in materie plastische. CH309815A (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT2887716X 1951-05-05
IT309815X 1951-05-05
IT1090848X 1951-05-05

Publications (1)

Publication Number Publication Date
CH309815A true CH309815A (it) 1955-09-15

Family

ID=27273536

Family Applications (1)

Application Number Title Priority Date Filing Date
CH309815D CH309815A (it) 1951-05-05 1951-06-29 Procedimento per la fabbricazione di corpi cavi in materie plastische.

Country Status (2)

Country Link
US (1) US2887716A (it)
CH (1) CH309815A (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1172836B (de) * 1958-04-15 1964-06-25 Valer Flax Verfahren zum Herstellen von tubenartigen Hohlkoerpern aus thermoplastischem Kunststoff durch Aufblasen

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3050773A (en) * 1958-07-26 1962-08-28 Reinold Hagen Process and apparatus for manufacturing blown articles
NL133665C (it) * 1959-03-04 1900-01-01
US3162706A (en) * 1960-04-13 1964-12-22 Dow Chemical Co Method of making and filling blown plastic bottles
US3110928A (en) * 1960-08-11 1963-11-19 Eugene G Engman Apparatus for making large hollow articles
US3215406A (en) * 1961-05-18 1965-11-02 Phillips Petroleum Co Apparatus and method for blending plastics
US3222717A (en) * 1962-03-16 1965-12-14 Producto Machine Company Blow molding system
US3229007A (en) * 1962-08-02 1966-01-11 Midland Ross Corp Method for blow molding of hollow articles
US3249660A (en) * 1963-03-01 1966-05-03 Owens Illinois Inc Method and apparatus for forming containers from expandable plastic materials
US3526929A (en) * 1967-11-24 1970-09-08 Shell Oil Co Apparatus for minimizing terminal drool in intermittent-charge plastic extrusion apparatus
US3909183A (en) * 1974-03-18 1975-09-30 Hoover Ball & Bearing Co Parison extrusion head
IT1233921B (it) * 1989-03-15 1992-04-21 Automa Spa Crespellano Loc Cal Procedimento per lo stampaggio tramite estrusione e soffiatura di oggetti in materiale plastico, utilizzando materiali a bassa viscosita'
DE10217311B4 (de) * 2002-04-18 2004-12-02 Mbk Maschinenbau Koetke Gmbh Extrusionsblasverfahren und -anlage

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE495105A (it) * 1949-12-21 1900-01-01
US2724860A (en) * 1950-09-11 1955-11-29 Shipton & Company Ltd E Method of and machine for blowing hollow articles
US2632202A (en) * 1950-10-19 1953-03-24 Injection Molding Company Machine for and method of forming hollow plastic articles
US2564203A (en) * 1951-01-06 1951-08-14 James W Hendry Processing chamber support for plastic machines
US2737686A (en) * 1952-11-18 1956-03-13 Continental Can Co Injection unit for molding machines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1172836B (de) * 1958-04-15 1964-06-25 Valer Flax Verfahren zum Herstellen von tubenartigen Hohlkoerpern aus thermoplastischem Kunststoff durch Aufblasen

Also Published As

Publication number Publication date
US2887716A (en) 1959-05-26

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