IT1027954B - Ugello di iniezione per macchine atte alla formazione di schiume - Google Patents

Ugello di iniezione per macchine atte alla formazione di schiume

Info

Publication number
IT1027954B
IT1027954B IT3090874A IT3090874A IT1027954B IT 1027954 B IT1027954 B IT 1027954B IT 3090874 A IT3090874 A IT 3090874A IT 3090874 A IT3090874 A IT 3090874A IT 1027954 B IT1027954 B IT 1027954B
Authority
IT
Italy
Prior art keywords
foams
formation
injection nozzle
machines suitable
machines
Prior art date
Application number
IT3090874A
Other languages
English (en)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1027954B publication Critical patent/IT1027954B/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
    • 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
    • B29C44/3442—Mixing, kneading or conveying the foamable material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/76—Mixers with stream-impingement mixing head
    • B29B7/7631—Parts; Accessories
    • 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
    • Y10S366/00—Agitating
    • Y10S366/604—Lather maker
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86879—Reciprocating valve unit
    • Y10T137/86887—Combined disk or plug and gate or piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Molding Of Porous Articles (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
IT3090874A 1973-12-24 1974-12-20 Ugello di iniezione per macchine atte alla formazione di schiume IT1027954B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2364501A DE2364501B2 (de) 1973-12-24 1973-12-24 Einspritzdüse fur Schaummaschinen

Publications (1)

Publication Number Publication Date
IT1027954B true IT1027954B (it) 1978-12-20

Family

ID=5901929

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3090874A IT1027954B (it) 1973-12-24 1974-12-20 Ugello di iniezione per macchine atte alla formazione di schiume

Country Status (15)

Country Link
US (1) US3926219A (it)
JP (1) JPS5754295B2 (it)
AU (1) AU476640B2 (it)
BE (1) BE823762A (it)
CA (1) CA1035109A (it)
CH (1) CH577375A5 (it)
DE (1) DE2364501B2 (it)
DK (1) DK665874A (it)
ES (1) ES433286A1 (it)
FR (1) FR2255160B1 (it)
GB (1) GB1492406A (it)
IT (1) IT1027954B (it)
LU (1) LU71541A1 (it)
NL (1) NL7416796A (it)
SE (1) SE7416217L (it)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52133363A (en) * 1976-04-30 1977-11-08 Toyoda Gosei Kk Liquid injection molding mixing head
IT1063585B (it) * 1976-05-17 1985-02-11 Afros Srl Apparecchiatura per la miscelazione e l eiezione di sostanze fluide fraloro interagenti
JPS53102960A (en) * 1977-02-21 1978-09-07 Asahi Chem Ind Co Ltd Injection mold
US4245976A (en) * 1977-07-11 1981-01-20 The General Tire & Rubber Company Nozzle valve for in-the-mold coating apparatus
US4213751A (en) * 1978-06-06 1980-07-22 The Continental Group, Inc. Valve gate mechanism for injection molding
DE2837424A1 (de) * 1978-08-28 1980-03-20 Bayer Ag Vorrichtung zum herstellen eines insbesondere schaumstoff bildenden reaktionsgemisches aus fliessfaehigen komponenten
US4239732A (en) * 1979-04-13 1980-12-16 The Martin Sweets Company, Inc. High velocity mixing system
US4452919A (en) * 1979-04-13 1984-06-05 Schneider Fritz W High velocity mixing method
DE2934350A1 (de) * 1979-08-24 1981-03-12 Bayer Ag, 5090 Leverkusen Verfahren und einrichtung zum erzeugen eines massiv-oder schaumstoff bildenden, fliessfaehigen reaktionsgemisches
DE3018381A1 (de) * 1980-05-14 1981-11-19 Bayer Ag, 5090 Leverkusen Einspritzduese fuer mischkoepfe zur herstellung von schaumstoff oder massivstoff bildenden reaktionsgemischen aus mindestens zwei fliessfaehigen komponenten
DE3164149D1 (en) * 1980-07-21 1984-07-19 Mobay Chemical Corp Process for the production of elastomeric moulded products
US4399105A (en) * 1981-03-30 1983-08-16 The Upjohn Company Programmable computer controlled reaction injection mixing head system
DE3117376A1 (de) * 1981-05-02 1982-12-02 Bayer Ag Vorrichtung zum herstellen eines reaktionsfaehigen, massivstoff oder schaumstoff bildenden reaktionsgemisches aus zwei fliessfaehigen reaktionskomponenten
DE3203724A1 (de) * 1982-02-04 1983-08-11 Krauss-Maffei AG, 8000 München Rueckstroemsperre
DE3216647A1 (de) * 1982-05-04 1983-11-10 Elastogran Maschinenbau GmbH, 2844 Lemförde Mischvorrichtung fuer mehrkomponentenkunststoffe
US4440500A (en) * 1982-06-21 1984-04-03 Polyurethane Technology Of America-Martin Sweets Company, Inc. High pressure impingement mixing apparatus
US5201580A (en) * 1985-07-12 1993-04-13 Krauss Maffei Aktiengesellschaft Impingement mixing device
DE3603108A1 (de) * 1986-02-01 1987-08-06 Hans Erlenbach Vorrichtung zum herstellen von formlingen aus aufgeschaeumtem kunststoff
DE3613076A1 (de) * 1986-04-18 1987-10-29 Bayer Ag Verfahren und vorrichtung zum herstellen von massiven oder geschaeumten formteilen aus einem fliessfaehigen reaktionsgemisch
US4944599A (en) * 1987-11-10 1990-07-31 Krauss-Maffei A.G. Impingement mixing device with pressure controlled nozzle adjustment
US4966466A (en) * 1987-11-10 1990-10-30 Krauss-Maffei A.G. Impingement mixing device with pressure controlled nozzle adjustment
US4854713A (en) * 1987-11-10 1989-08-08 Krauss-Maffei A.G. Impingement mixing device with pressure controlled nozzle adjustment
JPH04151211A (ja) * 1990-10-15 1992-05-25 Iketsukusu Kogyo:Kk 注型成形機の注入口装置
US6592789B2 (en) * 2001-05-18 2003-07-15 James B. Barsby Apparatus and methods for mixing and injecting a foam core within an extruded shell
US20040071806A1 (en) * 2002-10-11 2004-04-15 Ronald Thomas Self cleaning injection molding pin
DE102007050332B4 (de) * 2007-10-18 2010-12-02 Kraussmaffei Technologies Gmbh Formwerkzeug mit integriertem Injektor
ITMI20131319A1 (it) * 2013-08-02 2015-02-03 Afros Spa Dispositivo-iniettore e apparato per la miscelazione di componenti polimerici
AU2015357574B2 (en) * 2014-12-04 2020-10-01 Extrude to Fill, Inc. Injection molding system and method of fabricating a component
CN104633376A (zh) * 2015-01-30 2015-05-20 唐山丰南君业节能保温材料有限公司 一种预制直埋保温管发泡封堵器及使用方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2982309A (en) * 1954-07-26 1961-05-02 Frank W Read Time controlled valves
US3165120A (en) * 1961-10-11 1965-01-12 Berg Airlectro Products Co Hand control valve
US3207486A (en) * 1963-02-21 1965-09-21 Gabriel Williams Co Inc Mixing apparatus for quickly reactive components
DE1912734B2 (de) * 1969-03-13 1971-04-01 Farbenfabriken Bayer AG, 5090 Le verkusen Vorrichtung zum vermischen von schnell miteinander reagie renden komponenten insbesondere fuer die herstellung von schaumstoffen
CA943721A (en) * 1970-02-20 1974-03-19 Krauss-Maffei Aktiengesellschaft Device for feeding flowable material to a cavity
CH538928A (de) * 1971-06-14 1973-07-15 Hanning Robert Verfahren zum Herstellen von insbesondere grossflächigen Gegeständen durch Spritzgiessen eines Gemisches aus plasiziertem Kunststoff und einem Treibmittel und dafür geeignete Spritzgussmaschine
DE2209168A1 (de) * 1972-02-26 1973-08-30 Bayer Ag Vorrichtung zum intermittierenden fuellen von formen oder hohlraeumen mit einem reaktionsfaehigen, kunststoff, insbesondere schaumstoff bildenden gemisch

Also Published As

Publication number Publication date
JPS5754295B2 (it) 1982-11-17
SE7416217L (it) 1975-06-25
NL7416796A (nl) 1975-06-26
GB1492406A (en) 1977-11-16
US3926219A (en) 1975-12-16
FR2255160A1 (it) 1975-07-18
JPS5096666A (it) 1975-07-31
AU7665174A (en) 1976-06-24
DK665874A (it) 1975-08-18
AU476640B2 (en) 1976-09-30
DE2364501A1 (de) 1975-07-03
LU71541A1 (it) 1975-08-20
CA1035109A (en) 1978-07-25
FR2255160B1 (it) 1978-11-03
ES433286A1 (es) 1976-11-16
BE823762A (fr) 1975-06-23
DE2364501B2 (de) 1978-09-28
CH577375A5 (it) 1976-07-15

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931229