IT1034744B - Stampaggio a iniezione - Google Patents

Stampaggio a iniezione

Info

Publication number
IT1034744B
IT1034744B IT2188175A IT2188175A IT1034744B IT 1034744 B IT1034744 B IT 1034744B IT 2188175 A IT2188175 A IT 2188175A IT 2188175 A IT2188175 A IT 2188175A IT 1034744 B IT1034744 B IT 1034744B
Authority
IT
Italy
Prior art keywords
injection molding
molding
injection
Prior art date
Application number
IT2188175A
Other languages
English (en)
Original Assignee
Ici Ltd
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
Priority claimed from GB1428274A external-priority patent/GB1510300A/en
Application filed by Ici Ltd filed Critical Ici Ltd
Application granted granted Critical
Publication of IT1034744B publication Critical patent/IT1034744B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/12—Moulds or cores; Details thereof or accessories therefor with incorporated means for positioning inserts, e.g. labels
    • B29C33/123—Moulds or cores; Details thereof or accessories therefor with incorporated means for positioning inserts, e.g. labels for centering the inserts
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0461—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
    • 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14065—Positioning or centering articles in the mould
    • 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14819—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being completely encapsulated
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/70—Completely encapsulating inserts
    • 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
    • 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
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/83—Injection molding of polyolefin-type foam
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/23—Sheet including cover or casing
    • Y10T428/233—Foamed or expanded material encased
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal
    • Y10T428/31692—Next to addition polymer from unsaturated monomers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IT2188175A 1974-04-01 1975-03-28 Stampaggio a iniezione IT1034744B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1428274A GB1510300A (en) 1974-04-01 1974-04-01 Injection moulding
GB1118575 1975-03-18

Publications (1)

Publication Number Publication Date
IT1034744B true IT1034744B (it) 1979-10-10

Family

ID=26248121

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2188175A IT1034744B (it) 1974-04-01 1975-03-28 Stampaggio a iniezione

Country Status (2)

Country Link
US (1) US3991146A (it)
IT (1) IT1034744B (it)

Families Citing this family (51)

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US4263247A (en) * 1975-01-28 1981-04-21 Standard Oil Company (Indiana) Resin-foam laminate
GB1531460A (en) * 1975-04-17 1978-11-08 Imp Metal Ind Kynoch Ltd Energy absorber
JPS5550730Y2 (it) * 1976-07-20 1980-11-26
US4113905A (en) * 1977-01-06 1978-09-12 Gerald Kessler D.i.g. foam spacer
US4208368A (en) * 1978-07-18 1980-06-17 Gebruder Buhler Ag Method and apparatus for injection molding foamed plastic articles using a pre-pressurized mold having fixed core members with controlled venting
NO156481C (no) * 1978-09-13 1987-09-30 Bakelittfab As Fremgangsmaate til fremstilling av formlegemer av ekspandert plast.
FR2445121A1 (fr) * 1978-12-28 1980-07-25 Delsey Soc Objet destine a etre tenu a la main, en particulier poignee de valise, et procede pour fabriquer cet objet
US4524516A (en) * 1980-09-29 1985-06-25 At&T Technologies, Inc. Molded plastic article having metallic inserts
US4459331A (en) * 1982-09-28 1984-07-10 Ex-Cell-O Corporation Full door panel and method of fabrication thereof
US4637904A (en) * 1983-11-14 1987-01-20 Rohm And Haas Company Process for molding a polymeric layer onto a substrate
US4734241A (en) * 1984-09-26 1988-03-29 Synergist Limited Method for protecting a pre-formed projecting appendage during plastic molding
US4623116A (en) * 1984-09-26 1986-11-18 Synergist Limited Apparatus for protecting a pre-formed projecting appendage during plastic molding
US4743481A (en) * 1986-11-26 1988-05-10 Flex Technologies, Inc. Molding process for articles having an irregular shaped internal passage
DE3722052A1 (de) * 1987-07-03 1989-01-12 Schaeffler Waelzlager Kg Verfahren zum herstellen eines kunststoffteils und bauteil
DE3809275A1 (de) * 1988-03-19 1989-10-05 Tetra Pak Rausing & Co Kg Vorrichtung zum anspritzen eines kunststoffteiles an einen papiertubus unter verwendung eines abstuetzteiles
US5072558A (en) * 1988-04-21 1991-12-17 Varitech Industries, Inc. Post-tension anchor system
US4948541A (en) * 1988-10-27 1990-08-14 Stephen Beck Method of forming an arm rest for a chair having a tubular passageway for containing control mechanisms
AU621973B2 (en) * 1988-12-27 1992-03-26 Hayes Interests, Inc. Method of encapsulating a tendon tensioning anchor
US4883692A (en) * 1989-01-13 1989-11-28 Donald Spector Aromatic foam-plastic decorative object
SE501855C2 (sv) * 1990-11-19 1995-06-06 Skf Ab Gjutgods med ingjuten armering, samt förfarande för framställning av ett sådant gjutgods
US5702810A (en) * 1992-03-10 1997-12-30 Mitsubishi Chemical Corporation Cushioning composite molded article and a process for production thereof
DE4237239A1 (de) * 1992-11-04 1994-05-05 Teubert Maschinenbau Gmbh Schaumstofformkörper, Verfahren zu seiner Herstellung sowie Vorrichtung zur Durchführung des Verfahrens
JP3443140B2 (ja) * 1993-10-04 2003-09-02 富士重工業株式会社 多層プラスチック成形体とその製造方法
EP0665092A1 (de) * 1993-12-30 1995-08-02 SCHLAADT PLASTICS GmbH Schäumautomat zum Herstellen von Schaumstoff-Formkörpern
AU3125595A (en) * 1994-07-11 1996-02-09 D & S Plastics International Coinjected automobile bumpers
US5501829A (en) * 1994-08-12 1996-03-26 Davidson Textron Inc. Method of manufacturing a trim panel using core block spacer means
US5557900A (en) * 1995-09-15 1996-09-24 The Shane Group, Inc. Playground structural member using recycled plastic
US5626331A (en) * 1996-01-03 1997-05-06 Erwin Industries, Inc. Composite spindle
US6706382B2 (en) * 1996-02-05 2004-03-16 Crx Limited Molded and laminated curved surface composites
DE19620646C2 (de) 1996-05-22 1998-04-16 Eldra Kunststofftechnik Gmbh Verfahren zur Herstellung von hochwertigen Kunststoffteilen
US5876021A (en) * 1996-10-28 1999-03-02 Jonathan P. Spence Railing spindle or baluster
GB9622924D0 (en) * 1996-11-04 1997-01-08 Alh Syst Ltd Polymer embedment of rails
US5786394A (en) * 1996-12-04 1998-07-28 Lear Corporation Durable, energy-absorptive EPP/PUR structural composites
US6357197B1 (en) * 1997-02-05 2002-03-19 Andersen Corporation Polymer covered advanced polymer/wood composite structural member
US6306331B1 (en) 1999-03-24 2001-10-23 International Business Machines Corporation Ultra mold for encapsulating very thin packages
EP1088648B1 (en) * 1999-09-29 2003-12-10 Toyoda Gosei Co., Ltd. Process for forming coating film
DE10014332C2 (de) * 2000-03-24 2002-03-14 Basf Ag Verbundbauteil und Verfahren zur seiner Herstellung
DE10110138A1 (de) * 2001-03-02 2002-09-05 Schwarzbich Joerg Verfahren zur Herstellung einer Lordosenstütze
AU2002326914A1 (en) * 2001-09-14 2003-04-01 Crane Plastics Company Llc Fence assembly with connectors
USRE45998E1 (en) * 2004-04-02 2016-05-10 Cosmetic Group USA, Inc. Methods and molds for producing customized hot pour products
WO2006016860A1 (fr) * 2004-08-10 2006-02-16 Abdessatar Nefzi Procede de fabrication d’elements triangulaires destines a la fabrication de structure et elements triangulaires obtenus par ce procede
US20060210735A1 (en) * 2005-03-18 2006-09-21 Mold & Moulds Inc. Process and mould for producing a longitudinal member combining plastic and metal
US7401824B2 (en) * 2005-04-29 2008-07-22 Romeo-Rim, Inc. Reinforced energy absorbing bumper
CN101195276A (zh) * 2006-12-08 2008-06-11 深圳富泰宏精密工业有限公司 嵌件成型品
DE102006058954A1 (de) * 2006-12-14 2008-06-19 Borg Warner Inc., Auburn Hills Gleitschuh für einen Torsionsschwingungsdämpfer, Dividierblech mit einem Gleitschuh und Torsionsschwingungsdämpfer mit einem Gleitschuh
US10974423B2 (en) 2011-01-13 2021-04-13 The Ames Companies, Inc. Wood handle with overmold and method of manufacture
DE102015208037A1 (de) * 2014-05-02 2015-11-05 Toshiba Kikai Kabushiki Kaisha Formungsvorrichtung, Formungsverfahren und geformte Produkte
US10232531B1 (en) * 2014-07-08 2019-03-19 Verily Life Sciences Llc Methods and apparatus for forming a polymer layer around a structure using a plurality of protrusions
US9376041B2 (en) 2014-09-03 2016-06-28 D.R.S. Co., Llc High torque-bearing armrest for furniture piece
US10934777B1 (en) * 2017-01-11 2021-03-02 Byron Lee Whitehurst Durable ladder bumper guard
US20180272580A1 (en) * 2017-03-25 2018-09-27 Ford Motor Company Insert to reduce weld line appearance defect in injection molding

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US2182400A (en) * 1937-02-26 1939-12-05 Standard Products Co Method of molding plastic material
US2182389A (en) * 1937-04-29 1939-12-05 Standard Products Co Method and means for molding thermoplastic articles
US2996764A (en) * 1956-12-03 1961-08-22 Dow Chemical Co Method of molding plastic articles from two or more plastic materials
BE602478A (fr) * 1961-04-12 1961-07-31 Berler Wilhelm Perfectionnements aux organes de fermetures à curseurs
US3238287A (en) * 1962-04-27 1966-03-01 Illinois Tool Works Method for encapsulating a headed member with a molten material
US3311690A (en) * 1963-03-13 1967-03-28 Continuous Molding Corp Injection molding method for encapsulating metal objects
FR1496387A (fr) * 1965-10-12 1967-09-29 Procédé de moulage par injection
US3549477A (en) * 1967-01-27 1970-12-22 Westinghouse Electric Corp Molded composite article of resinous plastic having a vapor barrier film disposed within the plastic
US3825637A (en) * 1967-07-26 1974-07-23 Ici Ltd Injection molding of foam cored sandwich structures
US3873656A (en) * 1967-12-15 1975-03-25 Ici Ltd Production of laminar articles
US3526694A (en) * 1968-02-06 1970-09-01 Jerome H Lemelson Molding techniques
US3793415A (en) * 1971-11-16 1974-02-19 Ici Ltd Injection molded resin articles having a foamed resin core
GB1360303A (en) * 1972-01-20 1974-07-17 Ici Ltd Injection moulding process
US3814777A (en) * 1972-06-15 1974-06-04 Xomox Corp Method of making a coated butterfly valving member

Also Published As

Publication number Publication date
US3991146A (en) 1976-11-09

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