GB2004804B - Injection moulding of plastics - Google Patents

Injection moulding of plastics

Info

Publication number
GB2004804B
GB2004804B GB7834330A GB7834330A GB2004804B GB 2004804 B GB2004804 B GB 2004804B GB 7834330 A GB7834330 A GB 7834330A GB 7834330 A GB7834330 A GB 7834330A GB 2004804 B GB2004804 B GB 2004804B
Authority
GB
United Kingdom
Prior art keywords
plastics
injection moulding
moulding
injection
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
GB7834330A
Other versions
GB2004804A (en
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.)
Airfix Plastics Ltd
Original Assignee
Airfix Plastics Ltd
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 Airfix Plastics Ltd filed Critical Airfix Plastics Ltd
Priority to GB7834330A priority Critical patent/GB2004804B/en
Publication of GB2004804A publication Critical patent/GB2004804A/en
Application granted granted Critical
Publication of GB2004804B publication Critical patent/GB2004804B/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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/58—Details
    • B29C45/581—Devices for influencing the material flow, e.g. "torpedo constructions" or mixing devices
    • 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
    • B29C45/1634—Making multilayered or multicoloured articles with a non-uniform dispersion of the moulding material in the article, e.g. resulting in a marble effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
GB7834330A 1977-09-22 1978-08-23 Injection moulding of plastics Expired GB2004804B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7834330A GB2004804B (en) 1977-09-22 1978-08-23 Injection moulding of plastics

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3950277 1977-09-22
GB7834330A GB2004804B (en) 1977-09-22 1978-08-23 Injection moulding of plastics

Publications (2)

Publication Number Publication Date
GB2004804A GB2004804A (en) 1979-04-11
GB2004804B true GB2004804B (en) 1982-09-29

Family

ID=26264130

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7834330A Expired GB2004804B (en) 1977-09-22 1978-08-23 Injection moulding of plastics

Country Status (1)

Country Link
GB (1) GB2004804B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4306848A (en) * 1979-05-23 1981-12-22 Hpm Corporation Injection molding apparatus having low shear screw
US4299792A (en) * 1979-05-23 1981-11-10 Hpm Corporation Injection molding process utilizing low shear screw
EP0046003A3 (en) * 1980-08-12 1982-08-18 Crayonne Limited Injection moulding machines
GB2179589B (en) * 1985-08-28 1989-08-09 Alexander Forrest Apparatus and process for producing a food product
US4886440A (en) * 1985-08-28 1989-12-12 Alexander Forrest Apparatus for producing a restructured food product
GB8905057D0 (en) * 1989-03-06 1989-04-19 Hoechst Celanese Plastics Ltd Injection moulding of marbled parts
DE9412749U1 (en) * 1994-08-06 1994-10-06 Krauss-Maffei AG, 80997 München Device for producing marbled molded plastic parts
CN102615794A (en) * 2012-04-04 2012-08-01 荆州龙海塑胶机械有限公司 Injection unit special for injection molding machine for marbled plastic product

Also Published As

Publication number Publication date
GB2004804A (en) 1979-04-11

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Legal Events

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