IT967172B - Procedimento e dispositivo per la produzione mediante stampaggio ad iniezione di parti di materia artificiale - Google Patents

Procedimento e dispositivo per la produzione mediante stampaggio ad iniezione di parti di materia artificiale

Info

Publication number
IT967172B
IT967172B IT2884772A IT2884772A IT967172B IT 967172 B IT967172 B IT 967172B IT 2884772 A IT2884772 A IT 2884772A IT 2884772 A IT2884772 A IT 2884772A IT 967172 B IT967172 B IT 967172B
Authority
IT
Italy
Prior art keywords
procedure
production
injection molding
material parts
artificial material
Prior art date
Application number
IT2884772A
Other languages
English (en)
Original Assignee
Hanning R
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 Hanning R filed Critical Hanning R
Application granted granted Critical
Publication of IT967172B publication Critical patent/IT967172B/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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0492—Devices for feeding the different materials
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • B29C2045/1651—Independent injection runners or nozzles
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • B29C2045/1653—Making multilayered or multicoloured articles having a "sandwich" structure using a core injection nozzle penetrating through the skin or into the mould cavity
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
IT2884772A 1971-09-07 1972-09-06 Procedimento e dispositivo per la produzione mediante stampaggio ad iniezione di parti di materia artificiale IT967172B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1306971A CH528359A (de) 1971-09-07 1971-09-07 Verfahren und Vorrichtung zum Spritzgiessen von Kunststoffteilen

Publications (1)

Publication Number Publication Date
IT967172B true IT967172B (it) 1974-02-28

Family

ID=4389009

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2884772A IT967172B (it) 1971-09-07 1972-09-06 Procedimento e dispositivo per la produzione mediante stampaggio ad iniezione di parti di materia artificiale

Country Status (6)

Country Link
JP (1) JPS5211336B2 (it)
BR (1) BR7206126D0 (it)
CH (1) CH528359A (it)
FR (1) FR2152743B1 (it)
GB (2) GB1399280A (it)
IT (1) IT967172B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2462659C3 (de) * 1973-09-19 1982-05-27 Societa Internazionale Per Lo Sfruttamento Di Brevetti S.A., Panama Verfahren zum spritzgiessen von kunststofformkoerpern
CH570867A5 (it) * 1973-09-19 1975-12-31 Lo Sfruttamento Di Brevetti Sa
DE2442136C3 (de) 1973-09-19 1979-03-01 Societa Internazionale Per Lo Sfruttamento Di Brevetti S.A., Panama Verfahren zur Herstellung von Kunststofformkörpern aus Hautmaterial und Kernmaterial
FR2257404B1 (it) * 1973-09-21 1976-05-14 Billion Sa
JPS5314759A (en) * 1976-07-27 1978-02-09 Asahi Dow Ltd Method and device for injection molding multiilayer molded article
DE2705291A1 (de) * 1977-02-09 1978-08-10 Schloemann Siemag Ag Verfahren und vorrichtung zur herstellung von formteilen aus thermoplastischem kunststoff
US4457511A (en) * 1982-03-15 1984-07-03 William Witkowski Plastic bowling pin and method of making the same
JPS61173924A (ja) * 1985-01-30 1986-08-05 東洋製罐株式会社 延伸多層プラスチック容器の製法
US4842795A (en) * 1987-07-27 1989-06-27 Internal Business Machines Corporation Method of making coinjection molded daisywheel printhead
DE3932047A1 (de) * 1989-09-26 1991-04-11 Kloeckner Ferromatik Desma Verfahren und vorrichtung zum herstellen von behaeltern fuer lebensmittel u. dgl.
CA2219472C (en) * 1996-10-29 2002-01-22 Kabushiki Kaisha Kobe Seiko Sho Multilayer injection molding machine, injection unit connecting device therefor, and injection molding method thereby
FR2763014B1 (fr) * 1997-05-07 2000-07-13 Allibert Ind Procede et dispositif de moulage par injection bi-matiere selective d'une piece en matieres plastiques, et piece realisee avec ce procede

Also Published As

Publication number Publication date
FR2152743A1 (it) 1973-04-27
CH528359A (de) 1972-09-30
JPS5211336B2 (it) 1977-03-30
FR2152743B1 (it) 1975-03-07
BR7206126D0 (pt) 1973-09-13
JPS4836255A (it) 1973-05-28
GB1399279A (en) 1975-07-02
GB1399280A (en) 1975-07-02

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