IT948793B - PROCEDURE AND DEVICE FOR INJECTION MOLDING OF PLASTIC OBJECTS - Google Patents
PROCEDURE AND DEVICE FOR INJECTION MOLDING OF PLASTIC OBJECTSInfo
- Publication number
- IT948793B IT948793B IT67011/72A IT6701172A IT948793B IT 948793 B IT948793 B IT 948793B IT 67011/72 A IT67011/72 A IT 67011/72A IT 6701172 A IT6701172 A IT 6701172A IT 948793 B IT948793 B IT 948793B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- injection molding
- plastic objects
- objects
- plastic
- Prior art date
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
-
- 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
- B29C45/26—Moulds
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/06—Injection blow-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
- B29C45/17—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
- B29C2045/1715—Filled hollows
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C2049/023—Combined blow-moulding and manufacture of the preform or the parison using inherent heat of the preform, i.e. 1 step blow moulding
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712106546 DE2106546A1 (en) | 1971-02-11 | 1971-02-11 | Method and device for the injection molding of objects made of plastic |
Publications (1)
Publication Number | Publication Date |
---|---|
IT948793B true IT948793B (en) | 1973-06-11 |
Family
ID=5798497
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT67011/72A IT948793B (en) | 1971-02-11 | 1972-01-04 | PROCEDURE AND DEVICE FOR INJECTION MOLDING OF PLASTIC OBJECTS |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2106546A1 (en) |
FR (1) | FR2125300A1 (en) |
IT (1) | IT948793B (en) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH570867A5 (en) * | 1973-09-19 | 1975-12-31 | Lo Sfruttamento Di Brevetti Sa | |
US4129635A (en) * | 1973-12-28 | 1978-12-12 | Asahi-Dow Limited | Method for producing foamed moldings from synthetic resin materials |
DE2501314A1 (en) * | 1975-01-15 | 1976-07-22 | Roehm Gmbh | INJECTION MOLDING OF HOLLOW MOLDED PARTS MADE OF THERMOPLASTIC PLASTICS, IN PARTICULAR FOR THE CONSTRUCTION SECTOR |
US4164523A (en) * | 1976-09-09 | 1979-08-14 | Robert Hanning | Method of injection-molding and cooling of shaped synthetic-resin bodies |
JPS59383B2 (en) * | 1977-01-05 | 1984-01-06 | 旭化成株式会社 | molding method |
US4601870A (en) * | 1983-04-27 | 1986-07-22 | M.C.L. Co., Ltd. | Injection molding process |
GB2139548B (en) * | 1983-05-11 | 1986-11-19 | James Watson Hendry | Injection moulding |
US4657716A (en) * | 1984-03-19 | 1987-04-14 | Lim Kunststoff Technologie Gesellschaft | Method of making elastomeric shoe soles |
US4935191A (en) * | 1986-10-16 | 1990-06-19 | Thomas W. Johnson | Process of insection molding with pressurized gas assist |
GB8706204D0 (en) * | 1987-03-16 | 1987-04-23 | Peerless Cinpres Ltd | Injection moulding apparatus |
JPH0788025B2 (en) * | 1987-04-28 | 1995-09-27 | 三菱瓦斯化学株式会社 | Manufacturing method of synthetic resin molded product having uneven wall reinforcement structure |
US5306460A (en) * | 1987-06-13 | 1994-04-26 | Asahi Denka Kogyo K.K. | Method of producing cast products using elastic molds |
US5032345A (en) * | 1987-07-09 | 1991-07-16 | Michael Ladney | Method of injection molding with pressurized-fluid assist and variable-volume reservoir |
US4943407A (en) * | 1987-09-21 | 1990-07-24 | Michael Ladney | Method of and apparatus for injection molding with pressurized fluid assist |
US4855094A (en) * | 1987-09-21 | 1989-08-08 | Michael Ladney | Method for the injection molding of plastic articles using fluid pressure |
GB8722620D0 (en) * | 1987-09-25 | 1987-11-04 | Cinpres Ltd | Injection moulding |
US5069859A (en) * | 1987-12-16 | 1991-12-03 | Milad Limited Partnership | Method of injection molding with pressurized-fluid assist |
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 |
US4913644A (en) * | 1988-04-15 | 1990-04-03 | Michael Ladney | System for making a hollow-shaped body from molten resin by injection molding |
US5098637A (en) * | 1988-07-11 | 1992-03-24 | Milad Limited Partnership | Process for injection molding and hollow plastic article produced thereby |
DE3834917A1 (en) * | 1988-10-13 | 1990-04-19 | Kloeckner Ferromatik Desma | NOZZLE FOR INJECTION MOLDING MACHINES |
DE3913109C5 (en) * | 1989-04-21 | 2010-03-18 | Ferromatik Milacron Maschinenbau Gmbh | Method for injection molding of fluid-filled plastic body and device for carrying out the method |
DE3927122C3 (en) * | 1989-08-17 | 1995-03-23 | Thyssen Polymer Gmbh | Injection molding process and device for the production of hollow plastic objects |
DE3936289C2 (en) * | 1989-11-01 | 1996-01-25 | Battenfeld Gmbh | Device for injection molding plastic objects containing cavities |
DE3942957C2 (en) * | 1989-12-23 | 1994-06-01 | Ziegler Hans Peter | Device for introducing a metered gas volume into a mold cavity of an injection mold filled with a plastic melt |
DE4024549C2 (en) * | 1990-08-02 | 1994-12-08 | Helphos Gmbh | Process for the production of injection molded parts |
JPH0767716B2 (en) * | 1991-01-14 | 1995-07-26 | 新日鐵化学株式会社 | Injection molding method of thermoplastic resin molded product and injection molding die |
US5207957A (en) * | 1991-08-08 | 1993-05-04 | Ford Motor Company | Method for producing a foamed panel |
DE4132986C2 (en) * | 1991-10-04 | 1994-01-13 | Peguform Werke Gmbh | Nozzle arrangement for injection molding of large-area plastic parts with enclosed cavities |
US5284429A (en) * | 1992-05-07 | 1994-02-08 | Cascade Engineering, Inc. | Gas-assisted injection molding apparatus |
DE4237062C1 (en) * | 1992-11-03 | 1994-02-17 | Kloeckner Ferromatik Desma | Nozzle for injecting gas into injection mouldings without clogging - consists of porous tube made of sintered metal but whose cavity end is only open at specific points for maximum effectiveness |
DE4327060A1 (en) * | 1993-08-12 | 1995-02-16 | Wilhelm Goetz | Process for producing a hollow element |
US5639405A (en) * | 1995-09-01 | 1997-06-17 | Elizabeth Erikson Trust | Method for providing selective control of a gas assisted plastic injection apparatus |
US5820889A (en) * | 1996-01-22 | 1998-10-13 | Elizabeth Erikson Trust | Gas nozzle for a gas assisted injection molding system |
US5939103A (en) * | 1996-01-22 | 1999-08-17 | Erikson; Jon R. | Gas nozzle assembly for a gas assisted injection molding system |
US5908641A (en) * | 1996-01-22 | 1999-06-01 | Elizabeth Erikson Trust | Gas nozzle for a gas assisted injection molding system |
WO1999002136A1 (en) * | 1997-07-09 | 1999-01-21 | Peter Greither | Method and device for producing a multi-layer, physiologically tolerated presentation form |
US6053720A (en) * | 1997-09-22 | 2000-04-25 | Larry J. Winget | Mold for use in a gas-assisted injection molding system and gas pin assembly for use therein |
GB2361892A (en) * | 2000-05-03 | 2001-11-07 | Cinpres Ltd | Method and apparatus for injection moulding plastics material |
US6767487B2 (en) | 2001-07-10 | 2004-07-27 | Cinpres Gas Injection Ltd. | Plastic expulsion process |
US6890477B2 (en) | 2003-03-25 | 2005-05-10 | Lear Corporation | Plastic injection molded articles with hollow rib members |
US6899843B2 (en) | 2003-03-25 | 2005-05-31 | Lear Corporation | Plastic injection molding with moveable mold members forming speaker grill |
DE102008017377A1 (en) | 2008-04-05 | 2009-10-08 | Röchling Technische Teile KG | Lightweight component and method for producing this |
DE102008002408B4 (en) * | 2008-06-12 | 2022-03-24 | Hanon Systems | Housing for a heating and air conditioning device for a motor vehicle |
-
1971
- 1971-02-11 DE DE19712106546 patent/DE2106546A1/en active Pending
-
1972
- 1972-01-04 IT IT67011/72A patent/IT948793B/en active
- 1972-01-31 FR FR7203044A patent/FR2125300A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2125300A1 (en) | 1972-09-29 |
DE2106546A1 (en) | 1972-08-17 |
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