ES2073585T3 - Procedimiento para el empleo de la ayuda de gas durante el moldeo de piezas de material plastico. - Google Patents
Procedimiento para el empleo de la ayuda de gas durante el moldeo de piezas de material plastico.Info
- Publication number
- ES2073585T3 ES2073585T3 ES90914009T ES90914009T ES2073585T3 ES 2073585 T3 ES2073585 T3 ES 2073585T3 ES 90914009 T ES90914009 T ES 90914009T ES 90914009 T ES90914009 T ES 90914009T ES 2073585 T3 ES2073585 T3 ES 2073585T3
- Authority
- ES
- Spain
- Prior art keywords
- molding
- procedure
- plastic material
- material parts
- aid during
- 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
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/57—Exerting after-pressure on the moulding material
-
- 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
- B29C45/1703—Introducing an auxiliary fluid into the mould
- B29C45/1704—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow 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
- B29C45/34—Moulds having venting 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
- B29C45/38—Cutting-off equipment for sprues or ingates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
- Y10S425/812—Venting
Abstract
UN METODO DE MOLDEO POR INYECCION ASISTIDA DE GAS EN EL QUE SE INYECTA UNA CANTIDAD DE RESINA EN UNA VIA DE CIRCULACION DE RESINA DEFINIDO POR UNA TOBERA (24) Y UN BEBEDERO (26) Y SE INYECTA UN GAS PRESURIZADO DENTRO DEL MOLDE, PERO NO DENTRO DE LA CAVIDAD QUE DEFINE EL ARTICULO.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/408,921 US4948547A (en) | 1989-09-18 | 1989-09-18 | Method for the use of gas assistance in the molding of plastic articles |
US07/552,871 US5069858A (en) | 1989-09-18 | 1990-07-16 | Method for the use of gas assistance in the molding of plastic articles |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2073585T3 true ES2073585T3 (es) | 1995-08-16 |
Family
ID=27020435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES90914009T Expired - Lifetime ES2073585T3 (es) | 1989-09-18 | 1990-09-18 | Procedimiento para el empleo de la ayuda de gas durante el moldeo de piezas de material plastico. |
Country Status (9)
Country | Link |
---|---|
US (1) | US5069858A (es) |
EP (1) | EP0493447B2 (es) |
JP (1) | JP3030384B2 (es) |
KR (1) | KR950012849B1 (es) |
BR (1) | BR9007658A (es) |
CA (1) | CA2065856C (es) |
DE (1) | DE69019753T3 (es) |
ES (1) | ES2073585T3 (es) |
WO (1) | WO1991004146A1 (es) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0712619B2 (ja) * | 1990-07-18 | 1995-02-15 | 豊田合成株式会社 | 射出中空成形型 |
JPH0767716B2 (ja) * | 1991-01-14 | 1995-07-26 | 新日鐵化学株式会社 | 熱可塑性樹脂成形品の射出成形法及び射出成形用金型 |
GB9114324D0 (en) * | 1991-07-03 | 1991-08-21 | Kontor Moulding Systems Ltd | Injection moulding of thermoplastic polymers |
US5204050A (en) * | 1991-10-09 | 1993-04-20 | Loren Norman S | Gas assisted injection molding |
GB2260932B (en) * | 1991-10-22 | 1995-10-25 | Honda Motor Co Ltd | Molding apparatus for producing synthetic resin molded product |
US5256047A (en) * | 1991-12-03 | 1993-10-26 | Nitrojection Corporation | Gas assisted injection molding apparatus utilizing sleeve and pin arrangement |
US6403014B1 (en) | 1992-03-23 | 2002-06-11 | Incoe Corporation | Method for fluid compression of injection molded plastic material |
US5439365A (en) * | 1992-03-23 | 1995-08-08 | Icp Systems, Inc. | Apparatus for fluid compression of injection molded plastic material |
US5364252A (en) * | 1992-08-26 | 1994-11-15 | General Motors Corporation | Gas injector with retractable nozzle for assist of plastics injection molding |
CA2146557C (en) * | 1992-10-08 | 2004-05-04 | Helmut Eckardt | Method of and a mold for injection molding of articles made of a thermoplastic material and the walls of which enclose a hollow space |
US5417916A (en) * | 1994-01-18 | 1995-05-23 | Melea Limited | Injection molding method utilizing primary and secondary resin flow paths |
US5728325A (en) * | 1994-04-05 | 1998-03-17 | Blankenburg; Karl | Gas assist injection molding apparatus and method with multiple temperature gas supply |
EP0751858B1 (en) * | 1995-01-27 | 1999-11-24 | Koninklijke Philips Electronics N.V. | Method and mould for injection-moulding of a product, and product manufactured by the method |
DE19518963C2 (de) * | 1995-05-23 | 1998-04-09 | Eldra Kunststofftechnik Gmbh | Verfahren und Vorrichtung zum Spritzgießen hohlgeblasener Kunststoffkörper |
DE19518964C2 (de) * | 1995-05-23 | 1998-04-09 | Eldra Kunststofftechnik Gmbh | Verfahren und Vorrichtung zum Spritzgießen hohlgeblasener Kunststoffkörper |
US5716560A (en) * | 1995-09-14 | 1998-02-10 | Icp Systems, Inc. | Gas assisted injection molding combining internal and external gas pressures |
US5849236A (en) * | 1996-05-10 | 1998-12-15 | Siegel-Robert, Inc. | Method and apparatus for plastic injection molding flow control |
US6322865B1 (en) * | 1998-07-13 | 2001-11-27 | Patent Holding Company | Hollow plastic article formed by a gas-assisted injection molding system |
FR2781408B1 (fr) * | 1998-07-22 | 2000-09-22 | Mecaplast Sam | Piece de carterisation en matiere plastique, son utilisation et son procede de fabrication |
US6119406A (en) * | 1998-12-16 | 2000-09-19 | Patent Holding Company | Door trim panel assembly and plastic inner panel for use therein |
US6364346B1 (en) | 1999-02-10 | 2002-04-02 | Patent Holding Company | Motor vehicle trim assembly including a hollow plastic panel for a side impact inflatable air bag system |
DE19922301C1 (de) * | 1999-05-14 | 2000-04-20 | Hekuma Herbst Maschinenbau Gmb | Verfahren und Vorrichtung zum Spritzgießen von Kunststoffteilen |
US6855280B2 (en) * | 2002-11-27 | 2005-02-15 | Lear Corporation | Method for injection molding of plastic materials using gas holding pressure in mold |
US6899843B2 (en) * | 2003-03-25 | 2005-05-31 | Lear Corporation | Plastic injection molding with moveable mold members forming speaker grill |
US6890477B2 (en) * | 2003-03-25 | 2005-05-10 | Lear Corporation | Plastic injection molded articles with hollow rib members |
FR2997348B1 (fr) * | 2012-10-25 | 2016-07-01 | Valeo Systemes Thermiques | Volet d'obturation de ventilation pour automobile a faible signature aeraulique |
CN114425840B (zh) * | 2022-01-25 | 2023-10-17 | 广东若铂智能机器人有限公司 | 一种单轴机器人物料水口切除装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3044118A (en) * | 1958-06-23 | 1962-07-17 | Du Pont | Molding method and apparatus |
DE2501314A1 (de) * | 1975-01-15 | 1976-07-22 | Roehm Gmbh | Spritzgiessen hohler formteile aus thermoplastischen kunststoffen, insbesondere fuer den bausektor |
JPS54111557A (en) * | 1978-02-22 | 1979-08-31 | Asahi Chem Ind Co Ltd | Hollow molded article having integrated internal ribs, and method for forming the same |
GB2158002B (en) * | 1984-05-04 | 1987-06-17 | Peerless Foam Moulding Co | Injection moulding |
JPS6112314A (ja) * | 1984-06-29 | 1986-01-20 | Hashimoto Forming Co Ltd | 樹脂成形品の製造方法及び装置 |
JPS6153208A (ja) * | 1984-08-21 | 1986-03-17 | Kanebo Ltd | 皮膚化粧料 |
GB8706204D0 (en) * | 1987-03-16 | 1987-04-23 | Peerless Cinpres Ltd | Injection moulding apparatus |
GB8722620D0 (en) * | 1987-09-25 | 1987-11-04 | Cinpres Ltd | Injection moulding |
DE3886510T3 (de) * | 1987-12-16 | 2006-02-23 | Melea Ltd. | Verfahren und System zum von lokalem Fluidium assistierten Spritzgiessen und dadurch hergstellter Körper. |
US4830812A (en) * | 1988-04-15 | 1989-05-16 | Michael Ladney | Method and system for making a hollow-shaped body from molten resin by injection molding |
-
1990
- 1990-07-16 US US07/552,871 patent/US5069858A/en not_active Expired - Fee Related
- 1990-08-19 KR KR1019920700555A patent/KR950012849B1/ko not_active IP Right Cessation
- 1990-09-18 EP EP90914009A patent/EP0493447B2/en not_active Expired - Lifetime
- 1990-09-18 ES ES90914009T patent/ES2073585T3/es not_active Expired - Lifetime
- 1990-09-18 BR BR909007658A patent/BR9007658A/pt not_active IP Right Cessation
- 1990-09-18 WO PCT/US1990/005302 patent/WO1991004146A1/en active IP Right Grant
- 1990-09-18 CA CA002065856A patent/CA2065856C/en not_active Expired - Fee Related
- 1990-09-18 DE DE69019753T patent/DE69019753T3/de not_active Expired - Fee Related
- 1990-09-18 JP JP2513091A patent/JP3030384B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR950012849B1 (ko) | 1995-10-23 |
EP0493447A4 (en) | 1992-04-23 |
DE69019753T3 (de) | 2003-11-20 |
EP0493447B1 (en) | 1995-05-24 |
BR9007658A (pt) | 1992-07-07 |
KR920702278A (ko) | 1992-09-03 |
DE69019753D1 (de) | 1995-06-29 |
US5069858A (en) | 1991-12-03 |
JPH05503255A (ja) | 1993-06-03 |
CA2065856C (en) | 1996-02-20 |
EP0493447B2 (en) | 2002-01-02 |
EP0493447A1 (en) | 1992-07-08 |
CA2065856A1 (en) | 1991-03-19 |
DE69019753T2 (de) | 1996-02-08 |
WO1991004146A1 (en) | 1991-04-04 |
JP3030384B2 (ja) | 2000-04-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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