GB1399280A - Apparatus for injection moulding - Google Patents

Apparatus for injection moulding

Info

Publication number
GB1399280A
GB1399280A GB5353474A GB5353474A GB1399280A GB 1399280 A GB1399280 A GB 1399280A GB 5353474 A GB5353474 A GB 5353474A GB 5353474 A GB5353474 A GB 5353474A GB 1399280 A GB1399280 A GB 1399280A
Authority
GB
United Kingdom
Prior art keywords
injection moulding
sept
hanning
heading
directed
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.)
Expired
Application number
GB5353474A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1399280A publication Critical patent/GB1399280A/en
Expired 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

1399280 Injection moulding foam cored articles R HANNING 6 Sept 1972 [7 Sept 1971] 53534/74 Heading B5A The disclosure is included in that of the parent case but the claims are directed to injection moulding apparatus.
GB5353474A 1971-09-07 1972-09-06 Apparatus for injection moulding Expired GB1399280A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1306971A CH528359A (en) 1971-09-07 1971-09-07 Method and device for injection molding plastic parts

Publications (1)

Publication Number Publication Date
GB1399280A true GB1399280A (en) 1975-07-02

Family

ID=4389009

Family Applications (2)

Application Number Title Priority Date Filing Date
GB5353474A Expired GB1399280A (en) 1971-09-07 1972-09-06 Apparatus for injection moulding
GB4122772A Expired GB1399279A (en) 1971-09-07 1972-09-06 Method and apparatus for the injection moulding of plastics parts

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB4122772A Expired GB1399279A (en) 1971-09-07 1972-09-06 Method and apparatus for the injection moulding of plastics parts

Country Status (6)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2462659C3 (en) * 1973-09-19 1982-05-27 Societa Internazionale Per Lo Sfruttamento Di Brevetti S.A., Panama METHOD FOR INJECTION MOLDING PLASTIC BODIES
CH570867A5 (en) * 1973-09-19 1975-12-31 Lo Sfruttamento Di Brevetti Sa
DE2442136C3 (en) 1973-09-19 1979-03-01 Societa Internazionale Per Lo Sfruttamento Di Brevetti S.A., Panama Process for the production of plastic moldings from skin material and core material
FR2257404B1 (en) * 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 (en) * 1977-02-09 1978-08-10 Schloemann Siemag Ag METHOD AND DEVICE FOR THE PRODUCTION OF MOLDED PARTS FROM THERMOPLASTIC PLASTIC
US4457511A (en) * 1982-03-15 1984-07-03 William Witkowski Plastic bowling pin and method of making the same
JPS61173924A (en) * 1985-01-30 1986-08-05 東洋製罐株式会社 Oriented multilayer plastic vessel and manufacture thereof
US4842795A (en) * 1987-07-27 1989-06-27 Internal Business Machines Corporation Method of making coinjection molded daisywheel printhead
DE3932047A1 (en) * 1989-09-26 1991-04-11 Kloeckner Ferromatik Desma METHOD AND DEVICE FOR PRODUCING CONTAINERS FOR FOODSTUFFS AND THE LIKE
DE19747573C5 (en) 1996-10-29 2007-10-18 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.), Kobe Injection unit connection device for a multilayer injection molding machine
FR2763014B1 (en) * 1997-05-07 2000-07-13 Allibert Ind PROCESS AND DEVICE FOR SELECTIVE TWO-MATERIAL INJECTION MOLDING OF A PLASTIC MATERIAL, AND PART MADE THEREWITH

Also Published As

Publication number Publication date
GB1399279A (en) 1975-07-02
JPS4836255A (en) 1973-05-28
FR2152743B1 (en) 1975-03-07
CH528359A (en) 1972-09-30
BR7206126D0 (en) 1973-09-13
JPS5211336B2 (en) 1977-03-30
IT967172B (en) 1974-02-28
FR2152743A1 (en) 1973-04-27

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee