FR1602222A - Injection moulding of plastic articles with - concealed injection scars - Google Patents

Injection moulding of plastic articles with - concealed injection scars

Info

Publication number
FR1602222A
FR1602222A FR1602222DA FR1602222A FR 1602222 A FR1602222 A FR 1602222A FR 1602222D A FR1602222D A FR 1602222DA FR 1602222 A FR1602222 A FR 1602222A
Authority
FR
France
Prior art keywords
injection
concealed
scars
plastic articles
injection moulding
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR1602222A publication Critical patent/FR1602222A/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
    • B29C45/38—Cutting-off equipment for sprues or ingates
    • 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)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

Mould is filled through channels which connect with thearticles by orifices cut out of the mould and arranged to shear before the articles are ejected.
FR1602222D 1968-12-20 1968-12-20 Injection moulding of plastic articles with - concealed injection scars Expired FR1602222A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR179381 1968-12-20

Publications (1)

Publication Number Publication Date
FR1602222A true FR1602222A (en) 1970-10-26

Family

ID=8658668

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1602222D Expired FR1602222A (en) 1968-12-20 1968-12-20 Injection moulding of plastic articles with - concealed injection scars

Country Status (1)

Country Link
FR (1) FR1602222A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2584016A1 (en) * 1985-06-27 1987-01-02 Skovajsa Joseph Improved mould, in particular for moulding plastic components

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2584016A1 (en) * 1985-06-27 1987-01-02 Skovajsa Joseph Improved mould, in particular for moulding plastic components

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