FR2343574A1 - Elements de moule pour moulage de pieces avec parties en contre-depouille - Google Patents

Elements de moule pour moulage de pieces avec parties en contre-depouille

Info

Publication number
FR2343574A1
FR2343574A1 FR7606690A FR7606690A FR2343574A1 FR 2343574 A1 FR2343574 A1 FR 2343574A1 FR 7606690 A FR7606690 A FR 7606690A FR 7606690 A FR7606690 A FR 7606690A FR 2343574 A1 FR2343574 A1 FR 2343574A1
Authority
FR
France
Prior art keywords
mould
construction
disengage
linings
tools
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.)
Granted
Application number
FR7606690A
Other languages
English (en)
French (fr)
Other versions
FR2343574B1 (enExample
Inventor
Michel-Claude Terroy
Paul Eurard
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.)
Altulor
Original Assignee
Altulor
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 Altulor filed Critical Altulor
Priority to FR7606690A priority Critical patent/FR2343574A1/fr
Publication of FR2343574A1 publication Critical patent/FR2343574A1/fr
Application granted granted Critical
Publication of FR2343574B1 publication Critical patent/FR2343574B1/fr
Granted 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/50—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/50—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible
    • B29C33/505—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible cores or mandrels, e.g. inflatable
    • 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
    • B29C45/37—Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings
    • 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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4478—Removing or ejecting moulded articles for undercut articles using non-rigid undercut forming elements, e.g. elastic or resilient

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR7606690A 1976-03-09 1976-03-09 Elements de moule pour moulage de pieces avec parties en contre-depouille Granted FR2343574A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7606690A FR2343574A1 (fr) 1976-03-09 1976-03-09 Elements de moule pour moulage de pieces avec parties en contre-depouille

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7606690A FR2343574A1 (fr) 1976-03-09 1976-03-09 Elements de moule pour moulage de pieces avec parties en contre-depouille

Publications (2)

Publication Number Publication Date
FR2343574A1 true FR2343574A1 (fr) 1977-10-07
FR2343574B1 FR2343574B1 (enExample) 1978-08-25

Family

ID=9170160

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7606690A Granted FR2343574A1 (fr) 1976-03-09 1976-03-09 Elements de moule pour moulage de pieces avec parties en contre-depouille

Country Status (1)

Country Link
FR (1) FR2343574A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0491650A3 (en) * 1990-12-19 1992-09-02 United Technologies Corporation Conformal composite molding
EP1060858A1 (fr) * 1999-06-15 2000-12-20 L'oreal Moule pour la fabrication d'un stick

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0491650A3 (en) * 1990-12-19 1992-09-02 United Technologies Corporation Conformal composite molding
EP1060858A1 (fr) * 1999-06-15 2000-12-20 L'oreal Moule pour la fabrication d'un stick
FR2795016A1 (fr) * 1999-06-15 2000-12-22 Oreal Moule pour la fabrication d'un stick
US7118701B1 (en) 1999-06-15 2006-10-10 L'oreal Mold for manufacturing a stick of cosmetic product

Also Published As

Publication number Publication date
FR2343574B1 (enExample) 1978-08-25

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Legal Events

Date Code Title Description
ST Notification of lapse