FR2205404A1 - Stripping mechanism for releasing coaxial mould cores - by successive core lifting using one progressive stripper plate motion - Google Patents

Stripping mechanism for releasing coaxial mould cores - by successive core lifting using one progressive stripper plate motion

Info

Publication number
FR2205404A1
FR2205404A1 FR7238913A FR7238913A FR2205404A1 FR 2205404 A1 FR2205404 A1 FR 2205404A1 FR 7238913 A FR7238913 A FR 7238913A FR 7238913 A FR7238913 A FR 7238913A FR 2205404 A1 FR2205404 A1 FR 2205404A1
Authority
FR
France
Prior art keywords
moulding
stripper plate
progressive
releasing
inner core
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
FR7238913A
Other languages
English (en)
Other versions
FR2205404B3 (fr
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.)
PAJARD CLAUDE FR
Original Assignee
PAJARD CLAUDE 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 by PAJARD CLAUDE FR filed Critical PAJARD CLAUDE FR
Priority to FR7238913A priority Critical patent/FR2205404A1/fr
Publication of FR2205404A1 publication Critical patent/FR2205404A1/fr
Application granted granted Critical
Publication of FR2205404B3 publication Critical patent/FR2205404B3/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
    • 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
    • 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
    • B29C45/2602—Mould construction elements
    • 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
    • B29C45/4407—Removing or ejecting moulded articles for undercut articles by flexible movement of undercut portions of the articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
    • B29L2031/565—Stoppers or lids for bottles, jars, or the like, e.g. closures for containers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR7238913A 1972-11-03 1972-11-03 Stripping mechanism for releasing coaxial mould cores - by successive core lifting using one progressive stripper plate motion Granted FR2205404A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7238913A FR2205404A1 (en) 1972-11-03 1972-11-03 Stripping mechanism for releasing coaxial mould cores - by successive core lifting using one progressive stripper plate motion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7238913A FR2205404A1 (en) 1972-11-03 1972-11-03 Stripping mechanism for releasing coaxial mould cores - by successive core lifting using one progressive stripper plate motion

Publications (2)

Publication Number Publication Date
FR2205404A1 true FR2205404A1 (en) 1974-05-31
FR2205404B3 FR2205404B3 (fr) 1975-10-03

Family

ID=9106585

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7238913A Granted FR2205404A1 (en) 1972-11-03 1972-11-03 Stripping mechanism for releasing coaxial mould cores - by successive core lifting using one progressive stripper plate motion

Country Status (1)

Country Link
FR (1) FR2205404A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441482A1 (fr) * 1978-11-14 1980-06-13 Mueller Hans Ejecteur fonctionnant en deux temps pour moule d'injection de matieres plastiques
EP2324982A1 (fr) * 2009-11-20 2011-05-25 Comercial de Utiles y Moldes, S.A. Colonne-guide avec double mécanisme d'éjection de plateaux d'éjecteur
WO2011070178A1 (fr) * 2009-12-11 2011-06-16 Spd Swiss Precision Diagnostics Gmbh Perfectionnements apportés à des articles moulés ou s'y rapportant

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441482A1 (fr) * 1978-11-14 1980-06-13 Mueller Hans Ejecteur fonctionnant en deux temps pour moule d'injection de matieres plastiques
EP2324982A1 (fr) * 2009-11-20 2011-05-25 Comercial de Utiles y Moldes, S.A. Colonne-guide avec double mécanisme d'éjection de plateaux d'éjecteur
US20110123660A1 (en) * 2009-11-20 2011-05-26 Comercial De Utiles Y Moldes, S.A. Guide column with a double ejection mechanism of ejector plates
ES2385003A1 (es) * 2009-11-20 2012-07-17 Comercial de Útiles y Moldes, S.A. Columna guía con mecanismo de doble expulsión de placas expulsoras.
WO2011070178A1 (fr) * 2009-12-11 2011-06-16 Spd Swiss Precision Diagnostics Gmbh Perfectionnements apportés à des articles moulés ou s'y rapportant

Also Published As

Publication number Publication date
FR2205404B3 (fr) 1975-10-03

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Legal Events

Date Code Title Description
ST Notification of lapse