ES372732A1 - Metodo para el moldeo por inyeccion de articulos de mate- rial esponjoso. - Google Patents

Metodo para el moldeo por inyeccion de articulos de mate- rial esponjoso.

Info

Publication number
ES372732A1
ES372732A1 ES372732A ES372732A ES372732A1 ES 372732 A1 ES372732 A1 ES 372732A1 ES 372732 A ES372732 A ES 372732A ES 372732 A ES372732 A ES 372732A ES 372732 A1 ES372732 A1 ES 372732A1
Authority
ES
Spain
Prior art keywords
pressure
mixture
articles
moulding
relating
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
Application number
ES372732A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Emhart Enterprises Corp
USM Corp
Original Assignee
Emhart Enterprises Corp
USM Corp
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 Emhart Enterprises Corp, USM Corp filed Critical Emhart Enterprises Corp
Publication of ES372732A1 publication Critical patent/ES372732A1/es
Priority to BE786847A priority Critical patent/BE786847Q/xx
Expired legal-status Critical Current

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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • B29C44/422—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum by injecting by forward movement of the plastizising screw
    • 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
    • B29C45/1781—Aligning injection nozzles with the mould sprue bush

Landscapes

  • Injection Moulding Of Plastics Or The Like (AREA)
ES372732A 1968-10-15 1969-10-10 Metodo para el moldeo por inyeccion de articulos de mate- rial esponjoso. Expired ES372732A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BE786847A BE786847Q (en) 1969-10-10 1972-07-27 Injection mould of foam plastics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76768268A 1968-10-15 1968-10-15

Publications (1)

Publication Number Publication Date
ES372732A1 true ES372732A1 (es) 1971-11-01

Family

ID=25080231

Family Applications (1)

Application Number Title Priority Date Filing Date
ES372732A Expired ES372732A1 (es) 1968-10-15 1969-10-10 Metodo para el moldeo por inyeccion de articulos de mate- rial esponjoso.

Country Status (9)

Country Link
BE (1) BE740328A (es)
BR (1) BR6913317D0 (es)
CH (1) CH487729A (es)
DE (1) DE1950406C3 (es)
ES (1) ES372732A1 (es)
FR (1) FR2020737A1 (es)
GB (1) GB1292318A (es)
NL (1) NL163155C (es)
ZA (1) ZA697225B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5428426B1 (es) * 1971-01-29 1979-09-17
GB2012303B (en) 1977-12-14 1982-05-06 British Petroleum Co Process for preparing pitch foams and products so produced
FR2545033B1 (fr) * 1983-04-28 1985-08-16 Cibie Projecteurs Procede et dispositif pour la realisation de pieces en matiere plastique, sur presse a injection
JP2806225B2 (ja) * 1993-09-10 1998-09-30 住友電装株式会社 熱可塑性樹脂成形品およびその製造方法
DE4419245C2 (de) * 1994-06-01 1999-10-14 Kempten Elektroschmelz Gmbh Adapter zur flexiblen Befestigung eines Thermoelementschutzrohres
AU2003211566A1 (en) 2002-02-28 2003-09-09 Ube Machinery Corporation, Ltd. Method for expansion injection molding

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1181897B (de) * 1957-03-22 1964-11-19 Dow Chemical Co Spritzgiessverfahren zum Herstellen von Schaumgebilden aus ausdehnbaren Koernchen aus thermoplastischem harzartigem Material
GB971773A (en) * 1961-07-07 1964-10-07 Vinatex Ltd Improvements in or relating to soles for footwear and other flexible moulded products
DE1233578B (de) * 1961-11-07 1967-02-02 Bayer Ag Verfahren und Spritzgussmaschine zur Herstellung von Formkoerpern aus mit Treibmitteln versehenen thermoplastischen Kunststoffen
DE1875744U (de) * 1962-10-18 1963-07-18 Friedrich Stuebbe Einrichtung an spritzduesen von spritzguss- und druckgussmaschinen.

Also Published As

Publication number Publication date
NL163155C (nl) 1980-08-15
DE1950406B2 (de) 1981-04-16
DE1950406C3 (de) 1981-12-03
BE740328A (es) 1970-03-16
NL6915449A (es) 1970-04-17
CH487729A (de) 1970-03-31
FR2020737A1 (es) 1970-07-17
GB1292318A (en) 1972-10-11
NL163155B (nl) 1980-03-17
DE1950406A1 (de) 1970-04-16
ZA697225B (en) 1971-03-31
BR6913317D0 (pt) 1973-01-11

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