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FR1233527A - Improvements to processes and machines for injection molding - Google Patents

Improvements to processes and machines for injection molding

Info

Publication number
FR1233527A
FR1233527A FR38521A FR69038521A FR1233527A FR 1233527 A FR1233527 A FR 1233527A FR 38521 A FR38521 A FR 38521A FR 69038521 A FR69038521 A FR 69038521A FR 1233527 A FR1233527 A FR 1233527A
Authority
FR
France
Prior art keywords
machines
processes
injection molding
molding
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
FR38521A
Other languages
French (fr)
Inventor
Marcel Caillard
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 filed Critical
Priority to FR38521A priority Critical patent/FR1233527A/en
Application granted granted Critical
Publication of FR1233527A publication Critical patent/FR1233527A/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
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2758—Means for preventing drooling by decompression of the moulding material
    • 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
    • B29C45/26—Moulds

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
FR38521A 1958-07-03 1958-07-03 Improvements to processes and machines for injection molding Expired FR1233527A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR38521A FR1233527A (en) 1958-07-03 1958-07-03 Improvements to processes and machines for injection molding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR38521A FR1233527A (en) 1958-07-03 1958-07-03 Improvements to processes and machines for injection molding

Publications (1)

Publication Number Publication Date
FR1233527A true FR1233527A (en) 1960-10-12

Family

ID=8592571

Family Applications (1)

Application Number Title Priority Date Filing Date
FR38521A Expired FR1233527A (en) 1958-07-03 1958-07-03 Improvements to processes and machines for injection molding

Country Status (1)

Country Link
FR (1) FR1233527A (en)

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