IT9067841A0 - Procedimento per lo stampaggio ad iniezione di oggetti cavi di materiale plastico iniettato. - Google Patents

Procedimento per lo stampaggio ad iniezione di oggetti cavi di materiale plastico iniettato.

Info

Publication number
IT9067841A0
IT9067841A0 IT9067841A IT6784190A IT9067841A0 IT 9067841 A0 IT9067841 A0 IT 9067841A0 IT 9067841 A IT9067841 A IT 9067841A IT 6784190 A IT6784190 A IT 6784190A IT 9067841 A0 IT9067841 A0 IT 9067841A0
Authority
IT
Italy
Prior art keywords
procedure
injection molding
plastic material
objects made
injected plastic
Prior art date
Application number
IT9067841A
Other languages
English (en)
Other versions
IT9067841A1 (it
Inventor
Georg Steinbichler
Peter Pokorny
Original Assignee
Engel Gmbh Maschbau
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 Engel Gmbh Maschbau filed Critical Engel Gmbh Maschbau
Publication of IT9067841A0 publication Critical patent/IT9067841A0/it
Publication of IT9067841A1 publication Critical patent/IT9067841A1/it

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
    • 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
    • B29C45/1711—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 and removing excess material from the mould cavity by the introduced fluid, e.g. to an overflow 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
    • 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
    • B29C45/1711—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 and removing excess material from the mould cavity by the introduced fluid, e.g. to an overflow cavity
    • B29C2045/1712—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 and removing excess material from the mould cavity by the introduced fluid, e.g. to an overflow cavity plastic material flowing back into the injection unit

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
IT067841A 1989-10-31 1990-10-30 Procedimento per lo stampaggio ad iniezione di oggetti cavi di materiale plastico iniettato. IT9067841A1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT250289 1989-10-31

Publications (2)

Publication Number Publication Date
IT9067841A0 true IT9067841A0 (it) 1990-10-30
IT9067841A1 IT9067841A1 (it) 1991-05-01

Family

ID=3535430

Family Applications (1)

Application Number Title Priority Date Filing Date
IT067841A IT9067841A1 (it) 1989-10-31 1990-10-30 Procedimento per lo stampaggio ad iniezione di oggetti cavi di materiale plastico iniettato.

Country Status (2)

Country Link
DE (1) DE4033298A1 (it)
IT (1) IT9067841A1 (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT402363B (de) * 1993-08-19 1997-04-25 Koeflach Sportgeraete Gmbh Ski-, berg-, eislauf- oder rollschuh mit einer kunststoffschale sowie verfahren zur herstellung desselben
DE59505348D1 (de) * 1994-04-21 1999-04-22 Schoeller Plast Ag Verfahren zur Serienherstellung von Artikeln im Gasformverfahren sowie Vorrichtung zur Durchführung des Verfahrens
DE4414258C2 (de) * 1994-04-23 1996-07-25 Battenfeld Gmbh Verfahren zum Spritzgießen von mindestens aus zwei unterschiedlichen Schichten bestehenden Gegenständen
US5607640A (en) * 1995-06-21 1997-03-04 Melea Limited Method for injection molding of plastic article
DE19627495A1 (de) * 1996-07-08 1998-01-15 Bauer Engineering Gmbh Verfahren zur Herstellung von Formteilen aus zwei unterschiedlichen Medien
AT2516U1 (de) * 1997-07-30 1998-12-28 Engel Gmbh Maschbau Verfahren zum spritzgiessen von gegenständen
TW548173B (en) * 2001-07-10 2003-08-21 Cinpres Gas Injection Ltd Process and apparatus for injection moulding a hollow plastics article
US6767487B2 (en) 2001-07-10 2004-07-27 Cinpres Gas Injection Ltd. Plastic expulsion process
US6576170B1 (en) * 2002-04-23 2003-06-10 Bulk Molding Compounds, Inc. Gas-assisted injection molding of thermosetting polymers
DE10253731B4 (de) * 2002-11-19 2011-03-17 Reum Gmbh & Co. Betriebs Kg Verfahren zur Herstellung von Kunststoffbauteilen
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
DE102005029089B4 (de) * 2005-06-23 2011-07-07 Reichert, Günter, Dr., 01705 Schmelzespeichervorrichtung für ein Spritzgießwerkzeug und Masserückdrückverfahren für Schmelze
CN110621950B (zh) * 2017-05-22 2022-09-23 伊莱克斯家用电器股份公司 具有至少一个内部塑料内衬的制冷器具及制造内衬的方法
EP3868540B1 (en) * 2020-02-19 2023-09-13 Electrolux Appliances Aktiebolag Method for producing a component for a water bearing appliance and component obtained with such method

Also Published As

Publication number Publication date
IT9067841A1 (it) 1991-05-01
DE4033298A1 (de) 1991-05-02

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