FR2341427A1 - Procede et appareil pour le moulage par injection des pneumatiques, notamment a melanges a base de caoutchouc, dotes de symetrie physique elevee - Google Patents

Procede et appareil pour le moulage par injection des pneumatiques, notamment a melanges a base de caoutchouc, dotes de symetrie physique elevee

Info

Publication number
FR2341427A1
FR2341427A1 FR7704883A FR7704883A FR2341427A1 FR 2341427 A1 FR2341427 A1 FR 2341427A1 FR 7704883 A FR7704883 A FR 7704883A FR 7704883 A FR7704883 A FR 7704883A FR 2341427 A1 FR2341427 A1 FR 2341427A1
Authority
FR
France
Prior art keywords
tires
injection molding
high physical
particular rubber
based mixtures
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
FR7704883A
Other languages
English (en)
Other versions
FR2341427B1 (fr
Inventor
Achille Gallizia
Paolo Bandel
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.)
Pirelli and C SpA
Original Assignee
Pirelli SpA
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 Pirelli SpA filed Critical Pirelli SpA
Publication of FR2341427A1 publication Critical patent/FR2341427A1/fr
Application granted granted Critical
Publication of FR2341427B1 publication Critical patent/FR2341427B1/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
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2701—Details not specific to hot or cold runner channels
    • 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
    • B29C45/2616—Moulds having annular mould cavities

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
FR7704883A 1976-02-19 1977-02-21 Procede et appareil pour le moulage par injection des pneumatiques, notamment a melanges a base de caoutchouc, dotes de symetrie physique elevee Granted FR2341427A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20307/76A IT1063361B (it) 1976-02-19 1976-02-19 Procedimento e apparecchiatura per lo stampaggio a iniezione di pneumatici specialmente con mescole a base di gomma dotati di elevata simmetria fisica

Publications (2)

Publication Number Publication Date
FR2341427A1 true FR2341427A1 (fr) 1977-09-16
FR2341427B1 FR2341427B1 (fr) 1978-11-03

Family

ID=11165599

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7704883A Granted FR2341427A1 (fr) 1976-02-19 1977-02-21 Procede et appareil pour le moulage par injection des pneumatiques, notamment a melanges a base de caoutchouc, dotes de symetrie physique elevee

Country Status (9)

Country Link
US (1) US4123496A (fr)
JP (1) JPS52100592A (fr)
AR (1) AR211160A1 (fr)
AU (1) AU511249B2 (fr)
BR (1) BR7700913A (fr)
DE (1) DE2706632A1 (fr)
FR (1) FR2341427A1 (fr)
GR (1) GR71447B (fr)
IT (1) IT1063361B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1068023B (it) * 1976-12-30 1985-03-21 Pirelli Procedimento per lo stampaggio a pneumatici per autoveicoli ed apparecchiatura per l'esecuzione del procedimento
US5688462A (en) * 1995-07-28 1997-11-18 The Dow Chemical Company In-runner polymer melt mixer
AU9695398A (en) * 1997-10-14 1999-05-03 Penn State Research Foundation, The Method and apparatus for balancing the filling of injection molds
WO2002000414A1 (fr) 2000-06-28 2002-01-03 Beaumont Runner Technologies, Inc. Procede et appareil permettant d'equilibrer les conditions d'ecoulement de materiaux a ecoulement laminaire
US6974519B2 (en) * 2002-05-13 2005-12-13 Amerityre Tire core package for use in manufacturing a tire with belts, plies and beads and process of tire manufacture
JP2004122440A (ja) * 2002-09-30 2004-04-22 Aoki Technical Laboratory Inc 射出ブロー成形機の型締装置
CA2443483C (fr) 2002-10-02 2011-08-16 Mold-Masters Limited Dispositif melangeur
DE102004009320A1 (de) * 2003-02-26 2004-11-18 Mold-Masters Ltd., Georgetown Heißläuferverteiler-Stopfen für einen rheologischen Ausgleich beim Heißläufer-Spritzgießen
US7614872B2 (en) * 2005-10-04 2009-11-10 Mold-Masters (2007) Limited Melt redistribution element for an injection molding apparatus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2191703A (en) * 1937-03-24 1940-02-27 Standard Products Co Method and means for eliminating the weld line during thermoplastic molding
US2476884A (en) * 1946-10-09 1949-07-19 Prophylactic Brush Co Method for tire manufacture
US2569935A (en) * 1948-10-14 1951-10-02 Goodrich Co B F Method and apparatus for making composite tire articles
DE1118445B (de) * 1953-04-20 1961-11-30 Us Rubber Co Verfahren zum Aufbringen einer Laufflaeche auf einen Luftreifen
US3389749A (en) * 1964-06-15 1968-06-25 Edward J. Towns Process for molding fluorocarbon resin material to an article
CA920316A (en) * 1968-02-29 1973-02-06 Kanegafuchi Boseki Kabushiki Kaisha Multi-component mixed filament with nebular configuration
US3891740A (en) * 1972-05-05 1975-06-24 Goodyear Tire & Rubber Method for forming an injection molded tire using molded reinforcing plies

Also Published As

Publication number Publication date
GR71447B (fr) 1983-05-18
DE2706632A1 (de) 1977-08-25
AU2191177A (en) 1978-08-10
AU511249B2 (en) 1980-08-07
US4123496A (en) 1978-10-31
IT1063361B (it) 1985-02-11
FR2341427B1 (fr) 1978-11-03
AR211160A1 (es) 1977-10-31
JPS52100592A (en) 1977-08-23
BR7700913A (pt) 1977-10-18

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Legal Events

Date Code Title Description
ST Notification of lapse