ZA712653B - Improvements relating to injection moulding of thermoplastic resins - Google Patents

Improvements relating to injection moulding of thermoplastic resins

Info

Publication number
ZA712653B
ZA712653B ZA712653A ZA712653A ZA712653B ZA 712653 B ZA712653 B ZA 712653B ZA 712653 A ZA712653 A ZA 712653A ZA 712653 A ZA712653 A ZA 712653A ZA 712653 B ZA712653 B ZA 712653B
Authority
ZA
South Africa
Prior art keywords
injection moulding
thermoplastic resins
improvements relating
relating
resins
Prior art date
Application number
ZA712653A
Inventor
F Bielfeldt
R Richardsen
Original Assignee
Krauss Maffei 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 Krauss Maffei Ag filed Critical Krauss Maffei Ag
Publication of ZA712653B publication Critical patent/ZA712653B/en

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
    • B29C45/57—Exerting after-pressure on the moulding material
    • B29C45/572—Exerting after-pressure on the moulding material using movable mould wall or runner parts
    • 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
    • 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
    • B29C45/57—Exerting after-pressure on the moulding material
    • B29C45/572—Exerting after-pressure on the moulding material using movable mould wall or runner parts
    • B29C2045/577—Exerting after-pressure on the moulding material using movable mould wall or runner parts pushing the material in the runner channel until a pin or slider reaches the mould cavity wall

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
ZA712653A 1970-04-24 1971-04-23 Improvements relating to injection moulding of thermoplastic resins ZA712653B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702019888 DE2019888A1 (en) 1970-04-24 1970-04-24 Injection moulding of thermoplastic resins

Publications (1)

Publication Number Publication Date
ZA712653B true ZA712653B (en) 1972-02-23

Family

ID=5769092

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA712653A ZA712653B (en) 1970-04-24 1971-04-23 Improvements relating to injection moulding of thermoplastic resins

Country Status (2)

Country Link
DE (1) DE2019888A1 (en)
ZA (1) ZA712653B (en)

Also Published As

Publication number Publication date
DE2019888A1 (en) 1971-11-04

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