BR8806624A - Processo e sistema de moldagem por injecao para formar um artigo de forma oca e o respectivo artigo - Google Patents

Processo e sistema de moldagem por injecao para formar um artigo de forma oca e o respectivo artigo

Info

Publication number
BR8806624A
BR8806624A BR888806624A BR8806624A BR8806624A BR 8806624 A BR8806624 A BR 8806624A BR 888806624 A BR888806624 A BR 888806624A BR 8806624 A BR8806624 A BR 8806624A BR 8806624 A BR8806624 A BR 8806624A
Authority
BR
Brazil
Prior art keywords
gas
hollow body
fluid
resin
reservoir
Prior art date
Application number
BR888806624A
Other languages
English (en)
Inventor
Norman S Loren
Original Assignee
Ladney Michael
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22460815&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8806624(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ladney Michael filed Critical Ladney Michael
Publication of BR8806624A publication Critical patent/BR8806624A/pt

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
    • B29C45/1703—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

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)
  • Jet Pumps And Other Pumps (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Prostheses (AREA)
  • Producing Shaped Articles From Materials (AREA)
BR888806624A 1987-12-16 1988-12-15 Processo e sistema de moldagem por injecao para formar um artigo de forma oca e o respectivo artigo BR8806624A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13390087A 1987-12-16 1987-12-16

Publications (1)

Publication Number Publication Date
BR8806624A true BR8806624A (pt) 1989-08-22

Family

ID=22460815

Family Applications (1)

Application Number Title Priority Date Filing Date
BR888806624A BR8806624A (pt) 1987-12-16 1988-12-15 Processo e sistema de moldagem por injecao para formar um artigo de forma oca e o respectivo artigo

Country Status (8)

Country Link
EP (1) EP0321117B2 (pt)
JP (1) JPH0761661B2 (pt)
AT (1) ATE98925T1 (pt)
BR (1) BR8806624A (pt)
CA (1) CA1322087C (pt)
DE (2) DE3886510T3 (pt)
ES (1) ES2048767T3 (pt)
MX (1) MX171553B (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5098637A (en) * 1988-07-11 1992-03-24 Milad Limited Partnership Process for injection molding and hollow plastic article produced thereby
US5225141A (en) † 1988-07-11 1993-07-06 Milad Limited Partnership Process for injection molding a hollow plastic article
DE3913109C5 (de) * 1989-04-21 2010-03-18 Ferromatik Milacron Maschinenbau Gmbh Verfahren zum Spritzgießen fluidgefüllter Kunststoffkörper und Vorrichtung zur Durchführung des Verfahrens
DE3919333A1 (de) * 1989-06-13 1990-12-20 Krauss Maffei Ag Verfahren zum herstellen von spritzgegossenen formteilen aus kunststoffmaterial
DE8909397U1 (de) * 1989-08-03 1989-11-16 Befa Kunststoffverfahrenstechnik GmbH, 6452 Hainburg Spritzgußwerkzeug
DE3927122C3 (de) * 1989-08-17 1995-03-23 Thyssen Polymer Gmbh Spritzgießverfahren und Einrichtung zur Herstellung hohler Kunststoffgegenstände
US5069858A (en) * 1989-09-18 1991-12-03 Milad Limited Partnership Method for the use of gas assistance in the molding of plastic articles
DE3942957C2 (de) * 1989-12-23 1994-06-01 Ziegler Hans Peter Vorrichtung zum Einbringen eines dosierten Gasvolumens in einen mit einer Kunststoffschmelze gefüllten Formhohlraum einer Spritzform
IL93082A0 (en) * 1990-01-17 1990-11-05 Keter Plastic Ltd Method and system for moulding a hollow object
DE4014963A1 (de) * 1990-04-07 1991-12-19 Geiger Plastic Verwaltung Verfahren zur herstellung von hohlkoerpern im spritzgussverfahren, insbesondere von hohlkoerpern komplizierter geometrischer form
EP0624122B1 (en) * 1992-01-30 1998-06-10 Haywood Holdings Limited Apparatus for and method of injection moulding with gas injection
ATE151686T1 (de) † 1992-10-08 1997-05-15 Battenfeld Gmbh Verfahren zum spritzgiessen von formteilen aus thermoplastischem kunststoffmaterial sowie werkzeug zur durchführung desselben
DE4337237A1 (de) * 1993-10-30 1995-05-04 Bayerische Motoren Werke Ag Kunststoff-Spritzgießverfahren mit Gaseinleitung
DE19531709A1 (de) * 1995-08-30 1997-03-06 Battenfeld Gmbh Verfahren und Vorrichtung zum Herstellen von Kunststoffgegenständen
DE19543944C2 (de) * 1995-11-25 1998-04-09 Battenfeld Gmbh Verfahren zum Herstellen von Kunststoffgegenständen
DE19703291C1 (de) * 1997-01-30 1998-03-05 Battenfeld Gmbh Verfahren zum Herstellen eines aus mindestens zwei unterschiedlichen Kunststoffen bestehenden Kunststoffgegenstandes
US6767487B2 (en) 2001-07-10 2004-07-27 Cinpres Gas Injection Ltd. Plastic expulsion process
GB2395462B (en) * 2002-11-21 2006-04-05 Hewlett Packard Co Apparatus for printing and memory tag application and method therefor
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
DE102004019633A1 (de) * 2004-04-22 2005-11-17 August Läpple GmbH & Co. KG Vorrichtung zum Herstellen von Spritzguss-Formteilen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3044118A (en) * 1958-06-23 1962-07-17 Du Pont Molding method and apparatus
US4234642A (en) * 1978-12-08 1980-11-18 Union Carbide Corporation Molded plastic structural web articles
US4474717A (en) * 1982-05-24 1984-10-02 Lang Fastener Corporation Method of making a twin-wall internally corrugated plastic structural part with a smooth non-cellular skin
GB2139548B (en) * 1983-05-11 1986-11-19 James Watson Hendry Injection moulding
GB8706204D0 (en) * 1987-03-16 1987-04-23 Peerless Cinpres Ltd Injection moulding apparatus

Also Published As

Publication number Publication date
DE321117T1 (de) 1993-09-02
EP0321117A3 (en) 1990-07-11
DE3886510T3 (de) 2006-02-23
JPH0761661B2 (ja) 1995-07-05
CA1322087C (en) 1993-09-14
EP0321117B2 (en) 2005-07-13
JPH01196318A (ja) 1989-08-08
DE3886510T2 (de) 1994-06-23
ATE98925T1 (de) 1994-01-15
EP0321117A2 (en) 1989-06-21
EP0321117B1 (en) 1993-12-22
DE3886510D1 (de) 1994-02-03
MX171553B (es) 1993-11-05
ES2048767T3 (es) 1994-04-01

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