GB1420948A - Injection moulding process - Google Patents

Injection moulding process

Info

Publication number
GB1420948A
GB1420948A GB4946472A GB4946472A GB1420948A GB 1420948 A GB1420948 A GB 1420948A GB 4946472 A GB4946472 A GB 4946472A GB 4946472 A GB4946472 A GB 4946472A GB 1420948 A GB1420948 A GB 1420948A
Authority
GB
United Kingdom
Prior art keywords
barrel
skin
core material
core
barrels
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
Application number
GB4946472A
Other languages
English (en)
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB4946472A priority Critical patent/GB1420948A/en
Priority to IT2992573A priority patent/IT995718B/it
Priority to FR7336670A priority patent/FR2204499B1/fr
Priority to DE19732353816 priority patent/DE2353816A1/de
Priority to JP12006673A priority patent/JPS49134762A/ja
Publication of GB1420948A publication Critical patent/GB1420948A/en
Expired 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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • B29C45/1645—Injecting skin and core materials from the same injection cylinder, e.g. mono-sandwich moulding

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
GB4946472A 1972-10-26 1972-10-26 Injection moulding process Expired GB1420948A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB4946472A GB1420948A (en) 1972-10-26 1972-10-26 Injection moulding process
IT2992573A IT995718B (it) 1972-10-26 1973-10-09 Processo di stampaggio a iniezione
FR7336670A FR2204499B1 (pt-PT) 1972-10-26 1973-10-15
DE19732353816 DE2353816A1 (de) 1972-10-26 1973-10-26 Spritzgussverfahren
JP12006673A JPS49134762A (pt-PT) 1972-10-26 1973-10-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4946472A GB1420948A (en) 1972-10-26 1972-10-26 Injection moulding process

Publications (1)

Publication Number Publication Date
GB1420948A true GB1420948A (en) 1976-01-14

Family

ID=10452430

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4946472A Expired GB1420948A (en) 1972-10-26 1972-10-26 Injection moulding process

Country Status (5)

Country Link
JP (1) JPS49134762A (pt-PT)
DE (1) DE2353816A1 (pt-PT)
FR (1) FR2204499B1 (pt-PT)
GB (1) GB1420948A (pt-PT)
IT (1) IT995718B (pt-PT)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2124542A (en) * 1982-07-05 1984-02-22 Cibie Projecteurs Injection moulding composite article
US5562979A (en) * 1992-03-05 1996-10-08 Rover Group Limited Method of forming a moulding by dual injection and a moulding so formed
US6419869B1 (en) 1996-05-22 2002-07-16 Eldra Kunststofftechnik Gmbh Method of producing high-grade plastic parts and an injection-moulded part
EP1369216A1 (de) * 2002-06-04 2003-12-10 Windsor Kunststofftechnologie GmbH Coinjections-Einheit für Spritzgiessmaschinen
EP2907644A1 (en) * 2014-02-17 2015-08-19 Sumitomo Heavy Industries, Ltd. Injection unit and injection molding method

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5350263U (pt-PT) * 1976-09-29 1978-04-27
JPS5350264U (pt-PT) * 1976-09-29 1978-04-27
DE2646354A1 (de) 1976-10-14 1978-04-20 Karl Hehl Kunststoff-spritzgiessmaschine zur herstellung von spritzlingen mit ineinanderfliessenden farbbereichen
DE2660375C2 (de) * 1976-10-14 1982-09-16 Karl 7298 Loßburg Hehl Kunststoff-Spritzgießmaschine zum Herstellen von ineinanderfließende Farbbereiche aufweisenden Spritzlingen
FR2486864A1 (fr) * 1980-07-21 1982-01-22 Pont A Mousson Procede de moulage par injection de pieces revetues en matiere plastique et dispositif destine a sa mise en oeuvre
NL8601883A (nl) * 1986-07-21 1988-02-16 Stamicarbon Werkwijze en inrichting voor het door spuitgieten vervaardigen van een uit een aantal lagen van verschillende materialen bestaand voorwerp.
DE3932416A1 (de) * 1989-09-28 1991-04-11 Kloeckner Ferromatik Desma Verfahren zum spritzgiessen von mehrkomponenten-kunststoffkoerpern und vorrichtung zur durchfuehrung des verfahrens
DE4214254C2 (de) * 1992-04-30 1995-04-06 Kloeckner Ferromatik Desma Verfahren und Vorrichtung zum Spritzgießen von zweischichtigen Sohlen aus Gummi
DE4414258C2 (de) * 1994-04-23 1996-07-25 Battenfeld Gmbh Verfahren zum Spritzgießen von mindestens aus zwei unterschiedlichen Schichten bestehenden Gegenständen
US5443378A (en) * 1994-07-11 1995-08-22 Ferromatik Milacron Maschinenbau Gmbh Apparatus for the sandwich method of injection molding
AT2516U1 (de) * 1997-07-30 1998-12-28 Engel Gmbh Maschbau Verfahren zum spritzgiessen von gegenständen
WO1999010158A1 (de) * 1997-08-21 1999-03-04 Structoform Spritzgiessen Anisotroper Strukturkomponenten Gmbh Verfahren zum spritzgiessen, spritzgiessform und spritzgiessvorrichtung sowie verfahren zum befüllen eines hauptextruders aus einem nebenextruder
DE19907245A1 (de) * 1999-02-19 2000-08-24 Bayer Ag Metallisierbares Formteil
DE19904217A1 (de) * 1999-02-03 2000-08-10 Bayer Ag Galvanisierbares Formteil
DE19948278A1 (de) 1999-10-06 2001-04-19 Battenfeld Gmbh Verfahren und Vorrichtung zum Mehrkomponenten-Spritzgießen von Kunststoff-Formteilen
DE102008021021A1 (de) * 2008-04-25 2009-10-29 Newfrey Llc, Newark Verfahren zur Herstellung einer Befestigungsvorrichtung und Befestigungsvorrichtung für länglichen Gegenstand

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2124542A (en) * 1982-07-05 1984-02-22 Cibie Projecteurs Injection moulding composite article
US4459257A (en) * 1982-07-05 1984-07-10 Cibie Projecteurs Process for producing a shaped article by injection moulding
US5562979A (en) * 1992-03-05 1996-10-08 Rover Group Limited Method of forming a moulding by dual injection and a moulding so formed
US6419869B1 (en) 1996-05-22 2002-07-16 Eldra Kunststofftechnik Gmbh Method of producing high-grade plastic parts and an injection-moulded part
EP1369216A1 (de) * 2002-06-04 2003-12-10 Windsor Kunststofftechnologie GmbH Coinjections-Einheit für Spritzgiessmaschinen
EP2907644A1 (en) * 2014-02-17 2015-08-19 Sumitomo Heavy Industries, Ltd. Injection unit and injection molding method
CN104842528A (zh) * 2014-02-17 2015-08-19 住友重机械工业株式会社 注射装置及注射成型方法

Also Published As

Publication number Publication date
FR2204499B1 (pt-PT) 1976-06-18
IT995718B (it) 1975-11-20
DE2353816A1 (de) 1974-05-22
JPS49134762A (pt-PT) 1974-12-25
FR2204499A1 (pt-PT) 1974-05-24

Similar Documents

Publication Publication Date Title
GB1420948A (en) Injection moulding process
US3809519A (en) Injection moulding machines
GB1219097A (en) Improvements in or relating to injection moulding machines
CA1006666A (en) Mold filling insert for injection molding machine
CA957039A (en) Plastic injection molding machine monitor
GB1323746A (en) Process and apparatus for the injection moulding of articles from plastics material
GB1387922A (en) Process for production of an article of plastic
GB1291111A (en) Improvements in or relating to injection moulding machines
GB882931A (en) Improvements in or relating to the molding of thermoplastic material
GB1516714A (en) Method of and apparatus for manufacturing a plastics brush back
GB1428789A (en) Method and injection nozzle for the injection moulding of synthetic bodies
GB1305224A (pt-PT)
GB1399279A (en) Method and apparatus for the injection moulding of plastics parts
JPS5669138A (en) Synthetic resin multimaterial quality injection molding method and its laminated molding product
GB1483741A (en) Injection moulding control system
GB962580A (en) Method of making an article from thermoplastic material
EP0124951A3 (en) Method, injection moulding machine and injection mould for producing holder shaped products, holder shaped products and hot runner system
JPS51134752A (en) Method of extrusion molding resin molded article with different thicknesses
GB1007140A (en) Plasticising granular plastic materials
GB1448590A (en) Moulding plastics
ES8503278A1 (es) Perfeccionamientos en los aparatos de inyeccion directa de material plastico en un molde
GB1090810A (en) Improvements in methods of and apparatus for injection-moulding hot water bottles
GB1384434A (en) Injection moulding machinery
JPS5769007A (en) Double molding method and item molded thereby
JPS5627336A (en) Injection molding method

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee