FR2563146A1 - Appareil de moulage perfectionne - Google Patents

Appareil de moulage perfectionne Download PDF

Info

Publication number
FR2563146A1
FR2563146A1 FR8406322A FR8406322A FR2563146A1 FR 2563146 A1 FR2563146 A1 FR 2563146A1 FR 8406322 A FR8406322 A FR 8406322A FR 8406322 A FR8406322 A FR 8406322A FR 2563146 A1 FR2563146 A1 FR 2563146A1
Authority
FR
France
Prior art keywords
segments
segment
molding
core
support member
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.)
Withdrawn
Application number
FR8406322A
Other languages
English (en)
French (fr)
Inventor
Wilf Ruck
Brian Russell
Paul R Catalanotti
Goerge L Roehr
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.)
Roehr Tool Corp
Original Assignee
Roehr Tool Corp
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 Roehr Tool Corp filed Critical Roehr Tool Corp
Publication of FR2563146A1 publication Critical patent/FR2563146A1/fr
Withdrawn legal-status Critical Current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
    • B29C33/485—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 cores or mandrels
    • 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
    • B29C45/4421—Removing or ejecting moulded articles for undercut articles using expansible or collapsible cores
    • 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
    • B29C45/4471—Removing or ejecting moulded articles for undercut articles using flexible or pivotable undercut forming elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR8406322A 1981-04-06 1984-04-20 Appareil de moulage perfectionne Withdrawn FR2563146A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25127981A 1981-04-06 1981-04-06

Publications (1)

Publication Number Publication Date
FR2563146A1 true FR2563146A1 (fr) 1985-10-25

Family

ID=22951249

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8406322A Withdrawn FR2563146A1 (fr) 1981-04-06 1984-04-20 Appareil de moulage perfectionne

Country Status (3)

Country Link
DE (1) DE3416415A1 (de)
FR (1) FR2563146A1 (de)
GB (1) GB2162116B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7713603B2 (en) * 2005-10-28 2010-05-11 Vitec, Llc Molded article method, and apparatus for providing an undercut molding feature in a mold tool
DE102006004816B4 (de) * 2006-01-26 2010-04-01 Faurecia Innenraum Systeme Gmbh Verfahren zum Herstellen eines Verbundteils mit Hinterschnitt

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB111920A (en) * 1916-12-21 1917-12-20 Verreries De Fauquez Sa Improved Apparatus for Moulding Hollow Articles of Glass or other Material having Projections or Parts in Relief on their Inner Lateral Surfaces.
DE2619064C3 (de) * 1976-05-03 1980-03-20 Geyer Werkzeugbau Gmbh & Co Kg, 5880 Luedenscheid Formkern zum Herstellen von Spritzteilen

Also Published As

Publication number Publication date
DE3416415A1 (de) 1987-01-22
GB2162116B (en) 1987-11-18
GB2162116A (en) 1986-01-29

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Legal Events

Date Code Title Description
ST Notification of lapse