EP1853414A4 - Collapsible core assembly for a molding apparatus - Google Patents

Collapsible core assembly for a molding apparatus

Info

Publication number
EP1853414A4
EP1853414A4 EP06735268A EP06735268A EP1853414A4 EP 1853414 A4 EP1853414 A4 EP 1853414A4 EP 06735268 A EP06735268 A EP 06735268A EP 06735268 A EP06735268 A EP 06735268A EP 1853414 A4 EP1853414 A4 EP 1853414A4
Authority
EP
European Patent Office
Prior art keywords
molding apparatus
core assembly
collapsible core
collapsible
assembly
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Withdrawn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
EP06735268A
Other languages
German (de)
French (fr)
Other versions
EP1853414A1 (en
Inventor
Garry Zydron
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.)
Progressive Components International Corp
Original Assignee
Progressive Components International 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
Priority claimed from US10/906,413 external-priority patent/US20060188601A1/en
Application filed by Progressive Components International Corp filed Critical Progressive Components International Corp
Publication of EP1853414A1 publication Critical patent/EP1853414A1/en
Publication of EP1853414A4 publication Critical patent/EP1853414A4/en
Withdrawn legal-status Critical Current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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
EP06735268A 2005-02-18 2006-02-16 Collapsible core assembly for a molding apparatus Withdrawn EP1853414A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/906,413 US20060188601A1 (en) 2005-02-18 2005-02-18 Collapsible core using two sleeves and is spring loaded
US11/143,528 US7293341B2 (en) 2005-02-18 2005-06-02 Collapsible core assembly for a molding apparatus
PCT/US2006/005516 WO2006089049A1 (en) 2005-02-18 2006-02-16 Collapsible core assembly for a molding apparatus

Publications (2)

Publication Number Publication Date
EP1853414A1 EP1853414A1 (en) 2007-11-14
EP1853414A4 true EP1853414A4 (en) 2009-08-12

Family

ID=36916798

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06735268A Withdrawn EP1853414A4 (en) 2005-02-18 2006-02-16 Collapsible core assembly for a molding apparatus

Country Status (3)

Country Link
EP (1) EP1853414A4 (en)
DE (1) DE112006000403T5 (en)
WO (1) WO2006089049A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006004342B4 (en) 2006-01-30 2011-09-15 Sennheiser Electronic Gmbh & Co. Kg Wireless headphone device
WO2008054319A2 (en) * 2006-11-01 2008-05-08 Mueller Hans Device at collapsible core, preferably at injection moulding tool for plastic material, silicone, rubber and similar material
ITMO20070055A1 (en) * 2007-02-21 2008-08-22 Sacmi MOLD DEVICE FOR FORMING OBJECTS

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3373479A (en) * 1965-03-25 1968-03-19 Aluminum Co Of America Method for making molded articles
EP0293878A2 (en) * 1987-06-05 1988-12-07 Toto Ltd. Core structure of molding apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3632264A (en) * 1969-11-26 1972-01-04 Phillips Petroleum Co Neck-forming collet having alternate inverted wedge-shaped jaws
US3655323A (en) * 1970-03-09 1972-04-11 Oasis Electronics Molding die structure
US4286766A (en) * 1980-04-18 1981-09-01 Holdt J W Von Collapsible mold core

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3373479A (en) * 1965-03-25 1968-03-19 Aluminum Co Of America Method for making molded articles
EP0293878A2 (en) * 1987-06-05 1988-12-07 Toto Ltd. Core structure of molding apparatus

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
"ZUSAMMENFALLBARER KERN FUER SPRITZGIESSWERKZEUGE", KUNSTSTOFFE, CARL HANSER VERLAG, MUNCHEN, DE, vol. 65, no. 11, 1 November 1975 (1975-11-01), pages 735, XP001176506, ISSN: 0023-5563 *
See also references of WO2006089049A1 *
TARAHOMI S ED - SOCIETY OF PLASTICS ENGINEERS: "COLLAPSIBLE CORE ANALYSIS AND PART DESIGN FEASIBILITY FOR INJECTION MOLDING WITH COLLAPSIBLE CORES", IN SEARCH OF EXCELLENCE. MONTREAL, MAY 5 - 9, 1991; [PROCEEDINGS OF THE ANNUAL TECHNOLOGY CONFERENCE (ANTEC)], BROOKFIELD, SPE, US, vol. 4 OF 05, 5 May 1991 (1991-05-05), pages 1761 - 1764, XP000357154 *

Also Published As

Publication number Publication date
WO2006089049A9 (en) 2008-12-31
EP1853414A1 (en) 2007-11-14
DE112006000403T5 (en) 2008-04-03
WO2006089049A1 (en) 2006-08-24

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20070917

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RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: PROGRESSIVE COMPONENTS INTERNATIONAL CORPORATION

RIN1 Information on inventor provided before grant (corrected)

Inventor name: ZYDRON, GARRY

DAX Request for extension of the european patent (deleted)
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Effective date: 20100316