ES2018247B3 - Proceso y dispositivo para moldeado por inyeccion de un objeto que consiste en un numero de capas de diferentes materiales. - Google Patents
Proceso y dispositivo para moldeado por inyeccion de un objeto que consiste en un numero de capas de diferentes materiales.Info
- Publication number
- ES2018247B3 ES2018247B3 ES87201362T ES87201362T ES2018247B3 ES 2018247 B3 ES2018247 B3 ES 2018247B3 ES 87201362 T ES87201362 T ES 87201362T ES 87201362 T ES87201362 T ES 87201362T ES 2018247 B3 ES2018247 B3 ES 2018247B3
- Authority
- ES
- Spain
- Prior art keywords
- different materials
- layers
- cavity
- injected
- injection 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 - Lifetime
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
-
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8601883A NL8601883A (nl) | 1986-07-21 | 1986-07-21 | Werkwijze en inrichting voor het door spuitgieten vervaardigen van een uit een aantal lagen van verschillende materialen bestaand voorwerp. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2018247B3 true ES2018247B3 (es) | 1991-04-01 |
Family
ID=19848336
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES87201362T Expired - Lifetime ES2018247B3 (es) | 1986-07-21 | 1987-07-16 | Proceso y dispositivo para moldeado por inyeccion de un objeto que consiste en un numero de capas de diferentes materiales. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4978493A (es) |
EP (1) | EP0254366B1 (es) |
JP (1) | JPS6347115A (es) |
AT (1) | ATE56179T1 (es) |
DE (1) | DE3764737D1 (es) |
ES (1) | ES2018247B3 (es) |
GR (1) | GR3002533T3 (es) |
NL (1) | NL8601883A (es) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE37506E1 (en) * | 1988-12-02 | 2002-01-15 | Jens Ole Sorensen | Method for molding article in plurality of colors |
DE69028212T2 (de) * | 1989-12-26 | 1997-03-20 | The Dow Chemical Co., Midland, Mich. | Verfahren und vorrichtung zur herstellung von mehrschichtigen kunststoffgegenständen |
US5380479A (en) * | 1989-12-26 | 1995-01-10 | The Dow Chemical Company | Method and apparatus for producing multilayer plastic articles |
US5202074A (en) * | 1989-12-26 | 1993-04-13 | The Dow Chemical Company | Method for producing injection molded multilayer articles |
DK0500225T3 (da) * | 1991-01-31 | 1996-02-05 | Texas Instruments Inc | System, fremgangsmåde og proces til computerstyret fremstilling af tredimensionale genstande udfra computerdata |
US5464585A (en) * | 1994-01-03 | 1995-11-07 | Metton America, Inc. | Method of injection molding articles with selective concentrations or gradients of materials |
US5443378A (en) * | 1994-07-11 | 1995-08-22 | Ferromatik Milacron Maschinenbau Gmbh | Apparatus for the sandwich method of injection molding |
DE19620646C2 (de) * | 1996-05-22 | 1998-04-16 | Eldra Kunststofftechnik Gmbh | Verfahren zur Herstellung von hochwertigen Kunststoffteilen |
SE513688C2 (sv) * | 1996-12-12 | 2000-10-23 | Dalloz Safety Ab | Öronpropp, förfarande för framställning av en integrerad öronpropp samt användning av flermaterial-formsprutning för åstadkommande av en dylik öronpropp |
CA2253042C (en) * | 1998-11-05 | 2007-04-17 | Jobst Ulrich Gellert | Method of three layer injection molding with sequential and simultaneous coinjection |
US6655945B1 (en) | 1999-03-18 | 2003-12-02 | Mold Masters Limited | Apparatus and method for multi-layer injection molding |
US6440350B1 (en) | 1999-03-18 | 2002-08-27 | Mold-Masters Limited | Apparatus and method for multi-layer injection molding |
US6398537B2 (en) | 1999-04-02 | 2002-06-04 | Mold-Masters Limited | Shuttle system for an apparatus for injection molding |
US6196826B1 (en) | 1999-05-28 | 2001-03-06 | Mold-Masters Limited | Seepage system for an injection molding apparatus |
DE10005264C1 (de) * | 2000-02-05 | 2001-01-11 | Reichert Gmbh Kunststofftechni | Verfahren und Vorrichtung zum Herstellen von Mehrkomponenten-Formteilen aus Kunststoff |
US6627134B2 (en) * | 2000-09-05 | 2003-09-30 | Community Enterprises, Llc | Apparatus for molding multilayered articles |
CN1571719B (zh) * | 2001-10-18 | 2012-01-25 | 公共事业公司 | 用于注射模塑多层物品的设备 |
FR2834631B1 (fr) * | 2002-01-15 | 2004-10-22 | Cie Euro Etude Rech Paroscopie | Anneau de gastroplastie en materiau elastomere a durete variable |
JP6522486B2 (ja) * | 2015-11-25 | 2019-05-29 | 住友重機械工業株式会社 | 射出装置、および方向切替弁 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1367935A (fr) * | 1963-08-29 | 1964-07-24 | Ohg Negri Bossi & C S P A | Procédé pour la production d'objets en matières thermoplastiques de plusieurs couleurs ou de fluidités diverses, et presse pour l'application dudit procédé |
US3716612A (en) * | 1970-01-06 | 1973-02-13 | Dow Chemical Co | Method for the formation of composite plastic bodies |
JPS48101450A (es) * | 1972-04-04 | 1973-12-20 | ||
GB1420948A (en) * | 1972-10-26 | 1976-01-14 | Ici Ltd | Injection moulding process |
FR2221267A1 (en) * | 1973-03-14 | 1974-10-11 | Rhone Progil | Thermoplastic products with skin and core - by separately supplying two compositions to single injection block |
US3920366A (en) * | 1974-04-04 | 1975-11-18 | Rowland Inc | Extrusion apparatus using perforated member in discharge passage for producing sheet material with multicolor striated pattern |
US4029841A (en) * | 1975-02-14 | 1977-06-14 | General Electric Company | Injection molding process |
EP0061467A1 (en) * | 1980-09-26 | 1982-10-06 | Garden Containers Pty. Ltd. | Improvements relating to injection moulding machines |
US4511528A (en) * | 1983-04-13 | 1985-04-16 | American Can Company | Flow stream channel splitter devices for multi-coinjection nozzle injection molding machines |
US4701292A (en) * | 1984-09-13 | 1987-10-20 | Husky Injection Molding Systems Ltd. | Method for pressure molding objects of different resins |
JPS61297116A (ja) * | 1985-06-27 | 1986-12-27 | Canon Inc | 射出成形機 |
FR2589781A1 (fr) * | 1985-11-08 | 1987-05-15 | Swisscab E A Schon Sa | Procede de changement de couleur en cours d'extrusion d'une gaine autour d'un conducteur et dispositif pour la mise en oeuvre de ce procede |
FR2593111B1 (fr) * | 1986-01-17 | 1988-07-22 | Ono | Dispositif de repartition de matiere thermoplastique pour l'extrusion de feuilles multicouches. |
CH678507A5 (es) * | 1986-03-06 | 1991-09-30 | Maillefer Sa | |
US4749536A (en) * | 1986-06-13 | 1988-06-07 | Tri-Delta Technology, Inc. | Injection molding method for filling mold and maintaining pressure |
-
1986
- 1986-07-21 NL NL8601883A patent/NL8601883A/nl not_active Application Discontinuation
-
1987
- 1987-07-16 ES ES87201362T patent/ES2018247B3/es not_active Expired - Lifetime
- 1987-07-16 EP EP87201362A patent/EP0254366B1/en not_active Expired - Lifetime
- 1987-07-16 DE DE8787201362T patent/DE3764737D1/de not_active Expired - Lifetime
- 1987-07-16 AT AT87201362T patent/ATE56179T1/de not_active IP Right Cessation
- 1987-07-21 JP JP62180201A patent/JPS6347115A/ja active Pending
-
1989
- 1989-05-19 US US07/354,415 patent/US4978493A/en not_active Expired - Fee Related
-
1990
- 1990-11-19 GR GR90400934T patent/GR3002533T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
EP0254366B1 (en) | 1990-09-05 |
DE3764737D1 (de) | 1990-10-11 |
NL8601883A (nl) | 1988-02-16 |
ATE56179T1 (de) | 1990-09-15 |
US4978493A (en) | 1990-12-18 |
JPS6347115A (ja) | 1988-02-27 |
GR3002533T3 (en) | 1993-01-25 |
EP0254366A1 (en) | 1988-01-27 |
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