JPS5165175A - Hatsuhoshinbutohihatsuhogaihiojusurugoseijushikeiseibuhinno seizohohotosochi - Google Patents

Hatsuhoshinbutohihatsuhogaihiojusurugoseijushikeiseibuhinno seizohohotosochi

Info

Publication number
JPS5165175A
JPS5165175A JP12548175A JP12548175A JPS5165175A JP S5165175 A JPS5165175 A JP S5165175A JP 12548175 A JP12548175 A JP 12548175A JP 12548175 A JP12548175 A JP 12548175A JP S5165175 A JPS5165175 A JP S5165175A
Authority
JP
Japan
Prior art keywords
seizohohotosochi
hatsuhoshinbutohi
hatsuhogaihiojusurugoseijushikeiseibuhinno
hatsuhoshinbutohi hatsuhogaihiojusurugoseijushikeiseibuhinno
hatsuhogaihiojusurugoseijushikeiseibuhinno seizohohotosochi
Prior art date
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.)
Pending
Application number
JP12548175A
Other languages
English (en)
Japanese (ja)
Inventor
Ekaruto Herumutsuto
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.)
SMS Siemag AG
Original Assignee
Schloemann Siemag AG
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 Schloemann Siemag AG filed Critical Schloemann Siemag AG
Publication of JPS5165175A publication Critical patent/JPS5165175A/ja
Pending 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
    • 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
    • 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
    • B29C44/0461—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 by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
    • 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
    • B29C45/1603—Multi-way nozzles specially adapted therefor
JP12548175A 1974-10-19 1975-10-20 Hatsuhoshinbutohihatsuhogaihiojusurugoseijushikeiseibuhinno seizohohotosochi Pending JPS5165175A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742449758 DE2449758A1 (de) 1974-10-19 1974-10-19 Verfahren und vorrichtung zur herstellung von kunststoff-formteilen mit einem geschaeumten kern und einer ungeschaeumten aussenhaut

Publications (1)

Publication Number Publication Date
JPS5165175A true JPS5165175A (ja) 1976-06-05

Family

ID=5928674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12548175A Pending JPS5165175A (ja) 1974-10-19 1975-10-20 Hatsuhoshinbutohihatsuhogaihiojusurugoseijushikeiseibuhinno seizohohotosochi

Country Status (3)

Country Link
JP (1) JPS5165175A (de)
DE (1) DE2449758A1 (de)
GB (1) GB1501747A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967029A (ja) * 1982-10-08 1984-04-16 Meiki Co Ltd 多層射出成形装置

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190409A (en) * 1977-10-14 1980-02-26 Karl Hehl Apparatus for injecting confluent streams of plastic
DE3025597C2 (de) * 1980-07-05 1984-06-14 Battenfeld Maschinenfabriken Gmbh, 5882 Meinerzhagen Spritzkopf zum Spritzgießen von Mehrschicht-Formteilen aus zwei unterschiedlichen, aus zwei getrennten Spritzzylindern einführbaren Kunststoffen
US4473516A (en) * 1983-01-03 1984-09-25 Hoover Universal, Inc. Method and apparatus for injection molding plastic articles having solid exterior surfaces and porous interior cores
US4657496A (en) * 1984-06-04 1987-04-14 Gifu Husky Co., Ltd. Hot-runner mold for injection molding
DE3632185A1 (de) * 1986-09-23 1988-03-31 Battenfeld Maschfab Vorrichtung zur herstellung von kunststoff-formkoerpern
DE3912426A1 (de) * 1989-04-12 1990-10-18 Mannesmann Ag Verfahren und vorrichtung zum herstellen von mehrkomponentenspritzgiessteilen
DE4340990C2 (de) * 1993-11-05 1996-09-19 Battenfeld Gmbh Verfahren und Vorrichtung zum Spritzgießen von mehrschichtigen Gegenständen
DE19640662C1 (de) * 1996-10-02 1998-03-05 Krupp Ag Hoesch Krupp Verfahren zum Spritzgießen von dreischichtigen Spritzlingen und Vorrichtung für die Durchführung des Verfahrens

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967029A (ja) * 1982-10-08 1984-04-16 Meiki Co Ltd 多層射出成形装置
JPS6241851B2 (de) * 1982-10-08 1987-09-04 Meiki Seisakusho Kk

Also Published As

Publication number Publication date
GB1501747A (en) 1978-02-22
DE2449758A1 (de) 1976-04-29

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