FR2877259B1 - DEVICE FOR MANUFACTURING BY MOLDING A BLOW ENVELOPE COMPRISING A DEVILABLE CORE AND MEANS FOR RETAINING THE ENVELOPE, AND CORRESPONDING METHOD - Google Patents

DEVICE FOR MANUFACTURING BY MOLDING A BLOW ENVELOPE COMPRISING A DEVILABLE CORE AND MEANS FOR RETAINING THE ENVELOPE, AND CORRESPONDING METHOD

Info

Publication number
FR2877259B1
FR2877259B1 FR0411733A FR0411733A FR2877259B1 FR 2877259 B1 FR2877259 B1 FR 2877259B1 FR 0411733 A FR0411733 A FR 0411733A FR 0411733 A FR0411733 A FR 0411733A FR 2877259 B1 FR2877259 B1 FR 2877259B1
Authority
FR
France
Prior art keywords
envelope
devilable
blow
retaining
molding
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 - Fee Related
Application number
FR0411733A
Other languages
French (fr)
Other versions
FR2877259A1 (en
Inventor
Bernard Renzo
Pascal Tournier
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.)
RZ ENGINEERING SOC PAR ACTIONS
Original Assignee
RZ ENGINEERING SOC PAR ACTIONS
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 RZ ENGINEERING SOC PAR ACTIONS filed Critical RZ ENGINEERING SOC PAR ACTIONS
Priority to FR0411733A priority Critical patent/FR2877259B1/en
Publication of FR2877259A1 publication Critical patent/FR2877259A1/en
Application granted granted Critical
Publication of FR2877259B1 publication Critical patent/FR2877259B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B29C33/442—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 mechanical ejector or drive means therefor
    • B29C33/444—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 mechanical ejector or drive means therefor for stripping articles from a mould core, e.g. using stripper plates
    • B29C33/446—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 mechanical ejector or drive means therefor for stripping articles from a mould core, e.g. using stripper plates and using a rotating movement to unscrew 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
    • B29C45/2618—Moulds having screw-threaded mould walls
    • B29C45/262—Moulds having screw-threaded mould walls provided with unscrewing drive means
    • 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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C2045/4089—Hollow articles retained in the female mould during mould opening
    • 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
    • B29L2031/703—Bellows

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR0411733A 2004-11-03 2004-11-03 DEVICE FOR MANUFACTURING BY MOLDING A BLOW ENVELOPE COMPRISING A DEVILABLE CORE AND MEANS FOR RETAINING THE ENVELOPE, AND CORRESPONDING METHOD Expired - Fee Related FR2877259B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0411733A FR2877259B1 (en) 2004-11-03 2004-11-03 DEVICE FOR MANUFACTURING BY MOLDING A BLOW ENVELOPE COMPRISING A DEVILABLE CORE AND MEANS FOR RETAINING THE ENVELOPE, AND CORRESPONDING METHOD

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0411733A FR2877259B1 (en) 2004-11-03 2004-11-03 DEVICE FOR MANUFACTURING BY MOLDING A BLOW ENVELOPE COMPRISING A DEVILABLE CORE AND MEANS FOR RETAINING THE ENVELOPE, AND CORRESPONDING METHOD

Publications (2)

Publication Number Publication Date
FR2877259A1 FR2877259A1 (en) 2006-05-05
FR2877259B1 true FR2877259B1 (en) 2008-10-24

Family

ID=34953082

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0411733A Expired - Fee Related FR2877259B1 (en) 2004-11-03 2004-11-03 DEVICE FOR MANUFACTURING BY MOLDING A BLOW ENVELOPE COMPRISING A DEVILABLE CORE AND MEANS FOR RETAINING THE ENVELOPE, AND CORRESPONDING METHOD

Country Status (1)

Country Link
FR (1) FR2877259B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2989017B1 (en) * 2012-04-06 2015-01-16 Valeo Vision METHOD FOR MOLDING A PIECE OF A LIGHTING OR SIGNALING DEVICE FOR A MOTOR VEHICLE
DE102013218711A1 (en) * 2013-09-18 2015-03-19 Continental Teves Ag & Co. Ohg Bellows and method of manufacture
CN107000284B (en) * 2014-11-20 2020-08-07 泰普勒斯特股份公司 Elastic element, method and casting mould for manufacturing the elastic element
CN111070613B (en) * 2020-01-06 2020-12-08 嘉兴金旅燕科技有限公司 Electromagnetic heating extruder equipment for PVC composite pipe

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1123873A (en) * 1955-03-23 1956-10-01 Improvements in molding devices for flexible thermoplastic materials and the like
CH379757A (en) * 1960-10-05 1964-07-15 Brac Ag Process for the production of plastic sleeves
GB2080726A (en) * 1980-07-31 1982-02-10 Aes Plastics Ltd Method of making a hose
JP3312525B2 (en) * 1995-03-20 2002-08-12 三菱マテリアル株式会社 Mold device for forming inner screw cap
DE29519333U1 (en) * 1995-12-06 1997-01-09 Krones Ag Hermann Kronseder Maschinenfabrik, 93073 Neutraubling Bellows with ribs
JPH1073162A (en) * 1996-08-29 1998-03-17 Suzuki Motor Corp Boots and its molding/extracting method
FR2848497B1 (en) * 2002-12-13 2007-02-16 Rz Engineering METHOD FOR MANUFACTURING A TRANSMISSION DEVICE PROTECTION BELL ENVELOPE AND ENVELOPE OBTAINED BY CARRYING OUT THE METHOD

Also Published As

Publication number Publication date
FR2877259A1 (en) 2006-05-05

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Legal Events

Date Code Title Description
AU Other act affecting the ownership or exploitation of an industrial property right
ST Notification of lapse

Effective date: 20130731