GB1399279A - Method and apparatus for the injection moulding of plastics parts - Google Patents

Method and apparatus for the injection moulding of plastics parts

Info

Publication number
GB1399279A
GB1399279A GB4122772A GB4122772A GB1399279A GB 1399279 A GB1399279 A GB 1399279A GB 4122772 A GB4122772 A GB 4122772A GB 4122772 A GB4122772 A GB 4122772A GB 1399279 A GB1399279 A GB 1399279A
Authority
GB
United Kingdom
Prior art keywords
piston
cylinder
injection
nozzle
covering
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
GB4122772A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1399279A publication Critical patent/GB1399279A/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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0492—Devices for feeding the different materials
    • 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
    • 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
    • B29C2045/1651—Independent injection runners or nozzles
    • 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
    • B29C2045/1653—Making multilayered or multicoloured articles having a "sandwich" structure using a core injection nozzle penetrating through the skin or into the mould cavity
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
GB4122772A 1971-09-07 1972-09-06 Method and apparatus for the injection moulding of plastics parts Expired GB1399279A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1306971A CH528359A (de) 1971-09-07 1971-09-07 Verfahren und Vorrichtung zum Spritzgiessen von Kunststoffteilen

Publications (1)

Publication Number Publication Date
GB1399279A true GB1399279A (en) 1975-07-02

Family

ID=4389009

Family Applications (2)

Application Number Title Priority Date Filing Date
GB4122772A Expired GB1399279A (en) 1971-09-07 1972-09-06 Method and apparatus for the injection moulding of plastics parts
GB5353474A Expired GB1399280A (en) 1971-09-07 1972-09-06 Apparatus for injection moulding

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB5353474A Expired GB1399280A (en) 1971-09-07 1972-09-06 Apparatus for injection moulding

Country Status (6)

Country Link
JP (1) JPS5211336B2 (enrdf_load_stackoverflow)
BR (1) BR7206126D0 (enrdf_load_stackoverflow)
CH (1) CH528359A (enrdf_load_stackoverflow)
FR (1) FR2152743B1 (enrdf_load_stackoverflow)
GB (2) GB1399279A (enrdf_load_stackoverflow)
IT (1) IT967172B (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2116902A (en) * 1982-03-15 1983-10-05 William Chester Witkowski Injection moulding plastics articles
EP0301276A1 (en) * 1987-07-27 1989-02-01 Lexmark International, Inc. Process for manufacturing a daisywheel printhead
GB2318759A (en) * 1996-10-29 1998-05-06 Kobe Steel Ltd Multi-layer injection moulding machine and injection connecting unit

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2462659C3 (de) * 1973-09-19 1982-05-27 Societa Internazionale Per Lo Sfruttamento Di Brevetti S.A., Panama Verfahren zum spritzgiessen von kunststofformkoerpern
CH570867A5 (enrdf_load_stackoverflow) * 1973-09-19 1975-12-31 Lo Sfruttamento Di Brevetti Sa
DE2442136C3 (de) 1973-09-19 1979-03-01 Societa Internazionale Per Lo Sfruttamento Di Brevetti S.A., Panama Verfahren zur Herstellung von Kunststofformkörpern aus Hautmaterial und Kernmaterial
FR2257404B1 (enrdf_load_stackoverflow) * 1973-09-21 1976-05-14 Billion Sa
JPS5314759A (en) * 1976-07-27 1978-02-09 Asahi Dow Ltd Method and device for injection molding multiilayer molded article
DE2705291A1 (de) * 1977-02-09 1978-08-10 Schloemann Siemag Ag Verfahren und vorrichtung zur herstellung von formteilen aus thermoplastischem kunststoff
JPS61173924A (ja) * 1985-01-30 1986-08-05 東洋製罐株式会社 延伸多層プラスチック容器の製法
DE3932047A1 (de) * 1989-09-26 1991-04-11 Kloeckner Ferromatik Desma Verfahren und vorrichtung zum herstellen von behaeltern fuer lebensmittel u. dgl.
FR2763014B1 (fr) * 1997-05-07 2000-07-13 Allibert Ind Procede et dispositif de moulage par injection bi-matiere selective d'une piece en matieres plastiques, et piece realisee avec ce procede

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2116902A (en) * 1982-03-15 1983-10-05 William Chester Witkowski Injection moulding plastics articles
EP0301276A1 (en) * 1987-07-27 1989-02-01 Lexmark International, Inc. Process for manufacturing a daisywheel printhead
GB2318759A (en) * 1996-10-29 1998-05-06 Kobe Steel Ltd Multi-layer injection moulding machine and injection connecting unit
US6074190A (en) * 1996-10-29 2000-06-13 Kabushiki Kaisha Kobe Seiko Sho Multilayer injection molding machine and injection unit connecting device
GB2318759B (en) * 1996-10-29 2001-06-06 Kobe Steel Ltd Multilayer injection molding machine,and injection unit connecting device therefor
US6555041B1 (en) 1996-10-29 2003-04-29 Kabushiki Kaisha Kobe Seiko Sho Method of injection molding a skin layer around a core resin

Also Published As

Publication number Publication date
JPS4836255A (enrdf_load_stackoverflow) 1973-05-28
CH528359A (de) 1972-09-30
IT967172B (it) 1974-02-28
FR2152743B1 (enrdf_load_stackoverflow) 1975-03-07
FR2152743A1 (enrdf_load_stackoverflow) 1973-04-27
JPS5211336B2 (enrdf_load_stackoverflow) 1977-03-30
GB1399280A (en) 1975-07-02
BR7206126D0 (pt) 1973-09-13

Similar Documents

Publication Publication Date Title
GB1441053A (en) Process and apparatus for injection moulding an article having sandwich construction
US4014966A (en) Method for injection molding a composite foamed body having a foamed core and a continuous surface layer
GB1387922A (en) Process for production of an article of plastic
US4155969A (en) Method for injection foam molding
CA2014050A1 (en) Process for injection molding fluid-filled plastic bodies and apparatus for carrying out the process
GB1323746A (en) Process and apparatus for the injection moulding of articles from plastics material
GB1399279A (en) Method and apparatus for the injection moulding of plastics parts
GB1475898A (en) Method and apparatus for producing articles by injection moulding
CA2477149A1 (en) Method for expansion injection molding
ES336687A1 (es) Maquina de moldeo por inyeccion y perfeccionamientos en la fabricacion especialmente de calzdo.
US4342717A (en) Injection moulding method and apparatus with mould runner reservoir and shot extension
GB1420948A (en) Injection moulding process
EP0478788A4 (en) Method of controlling positions for changeover of injection/filling speed in injection molding machine
GB882931A (en) Improvements in or relating to the molding of thermoplastic material
US4256689A (en) Injection moulding method and apparatus with mould runner reservoir and shot extension
GB1200467A (en) Injection-moulding machine
US3909169A (en) Injection moulding apparatus
GB1427907A (en) Moulding apparatus and to a method of moulding
GB1339445A (en) Production of laminar articles
GB1305224A (enrdf_load_stackoverflow)
JPS55291A (en) Production of form product
US3999923A (en) Injection-molding apparatus
GB1501747A (en) Process and apparatus for moulding articles
FR2329147A7 (fr) Dispositif de moulage par injection
GB1226135A (enrdf_load_stackoverflow)

Legal Events

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