CA943721A - Device for feeding flowable material to a cavity - Google Patents

Device for feeding flowable material to a cavity

Info

Publication number
CA943721A
CA943721A CA105,382A CA105382A CA943721A CA 943721 A CA943721 A CA 943721A CA 105382 A CA105382 A CA 105382A CA 943721 A CA943721 A CA 943721A
Authority
CA
Canada
Prior art keywords
cavity
flowable material
feeding flowable
feeding
flowable
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
CA105,382A
Other languages
English (en)
Inventor
Rudi Keuerleber
Fritz-Wilhelm Pahl
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.)
Mannesmann Demag Krauss Maffei GmbH
Original Assignee
Krauss Maffei 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=5762889&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA943721(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE19702007935 external-priority patent/DE2007935C3/de
Application filed by Krauss Maffei AG filed Critical Krauss Maffei AG
Application granted granted Critical
Publication of CA943721A publication Critical patent/CA943721A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29B7/7615—Mixers with stream-impingement mixing head characterised by arrangements for controlling, measuring or regulating, e.g. for feeding or proportioning the components
    • 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
    • B29B7/7663—Mixers with stream-impingement mixing head the mixing head having an outlet tube with a reciprocating plunger, e.g. with the jets impinging in the tube
    • B29B7/7673—Mixers with stream-impingement mixing head the mixing head having an outlet tube with a reciprocating plunger, e.g. with the jets impinging in the tube having additional mixing arrangements
    • 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
    • B29B7/7471—Mixers in which the mixing takes place at the inlet of a mould, e.g. mixing chambers situated in the mould opening
    • 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
    • B29B7/7605—Mixers with stream-impingement mixing head having additional mixing arrangements
    • 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
    • B29B7/7636—Construction of the feed orifices, bores, ports
    • 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
    • B29B7/7636—Construction of the feed orifices, bores, ports
    • B29B7/7642—Adjustable feed orifices, e.g. for controlling the rate of feeding
    • 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
    • B29B7/7652—Construction of the discharge orifice, opening or nozzle
    • 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
    • B29B7/7663—Mixers with stream-impingement mixing head the mixing head having an outlet tube with a reciprocating plunger, e.g. with the jets impinging in the tube
    • 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
    • B29B7/7663—Mixers with stream-impingement mixing head the mixing head having an outlet tube with a reciprocating plunger, e.g. with the jets impinging in the tube
    • B29B7/7684—Parts; Accessories
    • B29B7/7689—Plunger constructions
    • B29B7/7694—Plunger constructions comprising recirculation channels; ducts formed in the plunger
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Devices For Medical Bathing And Washing (AREA)
CA105,382A 1970-02-20 1971-02-15 Device for feeding flowable material to a cavity Expired CA943721A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702007935 DE2007935C3 (de) 1970-02-20 Vorrichtung zum Erzeugen eines vorzugsweise chemisch reaktionsfähigen Gemisches aus mindestens zwei Kunststoffkomponenten

Publications (1)

Publication Number Publication Date
CA943721A true CA943721A (en) 1974-03-19

Family

ID=5762889

Family Applications (1)

Application Number Title Priority Date Filing Date
CA105,382A Expired CA943721A (en) 1970-02-20 1971-02-15 Device for feeding flowable material to a cavity

Country Status (4)

Country Link
US (1) US3706515A (de)
JP (1) JPS5526968B1 (de)
CA (1) CA943721A (de)
GB (1) GB1334440A (de)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
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DE2112535A1 (de) * 1971-03-16 1972-09-21 Anker Werk Nuernberg Gmbh Angussvorrichtung fuer die formgebende Verarbeitung von aus mehreren fluessigen Komponenten sich bildenden Kunststoffen,insbesondere von zellbildenden Kunststoffen
BE779971R (fr) * 1971-04-10 1972-06-16 Krauss Maffei Ag Appareil pour l'amorcage et la preparation d'un melange de deuxou de plusieurs constituants synthetiques dans la cavite de moulage d'un
US3861840A (en) * 1973-02-20 1975-01-21 Raymond A Heisler Apparatus for molding a plastic container having a molded handle pivotally retained by an integrally formed attachment
DE2314459A1 (de) * 1973-03-23 1975-03-20 Krauss Maffei Ag Mischkopf
US3952991A (en) * 1973-05-12 1976-04-27 Krauss-Maffei Aktiengesellschaft Apparatus for ejecting a workpiece from a mold cavity
DE2327269C3 (de) * 1973-05-29 1981-04-09 Krauss-Maffei AG, 8000 München Vorrichtung zum Zuleiten eines insbesondere chemischreaktionsfähigen Kunststoffgemisches zu einer Form
IT1017449B (it) * 1973-08-02 1977-07-20 Scheer & Cie C F Dsipsoitivo per la lavorazione di materia plastica fusa particolar mente per l estrusione di cordoni di materia plastica nella prepa razione di granulato di materia plastica
DE2364501B2 (de) * 1973-12-24 1978-09-28 Bayer Ag, 5090 Leverkusen Einspritzdüse fur Schaummaschinen
DE2413337C3 (de) * 1974-03-20 1983-03-31 Bayer Ag, 5090 Leverkusen Mit einem Formwerkzeug kombinierte Mischeinrichtung
DE2413357C2 (de) * 1974-03-20 1983-11-17 Bayer Ag, 5090 Leverkusen Mischvorrichtung zum Herstellen von Mehrkomponenten-Kunststoffen
DE2417513A1 (de) * 1974-04-10 1976-03-25 Elastogran Gmbh Mischvorrichtung fuer mehrkommponentenkunststoffe, insbesondere polyurethan
DE2612812C3 (de) * 1976-03-25 1983-05-26 Bayer Ag, 5090 Leverkusen Mischkopf zum Vermischen mindestens zweier bei ihrer Reaktion Schaumstoff bildender Komponenten
US4099919A (en) * 1976-12-22 1978-07-11 The Upjohn Company Stem adjustment seal for reaction injection molding machine
IT1109997B (it) * 1978-03-09 1985-12-23 Afros Srl Testa per la miscelazione e l'eiezione di componenti liquidi interagenti per lo stampaggio di materiali plastici
DE2825983A1 (de) * 1978-06-14 1979-12-20 Krauss Maffei Ag Vorrichtung (mischkopf) zum erzeugen eines reaktionsfaehigen gemisches aus mindestens zwei kunststoffkomponenten
DE2837425A1 (de) * 1978-08-28 1980-03-20 Bayer Ag Verfahren und vorrichtung zum herstellen von artikeln, die aus fuellstoffhaltigem chemiewerkstoff, insbesondere aus schaumstoff, bestehen
DE2837424A1 (de) * 1978-08-28 1980-03-20 Bayer Ag Vorrichtung zum herstellen eines insbesondere schaumstoff bildenden reaktionsgemisches aus fliessfaehigen komponenten
US4452919A (en) * 1979-04-13 1984-06-05 Schneider Fritz W High velocity mixing method
US4239732A (en) * 1979-04-13 1980-12-16 The Martin Sweets Company, Inc. High velocity mixing system
JPS5621840A (en) * 1979-07-31 1981-02-28 Takeshi Tawada Mixing apparatus of multi-composition synthetic resin, particularly polyurethane resin
DE2933553A1 (de) * 1979-08-18 1981-03-26 Bayer Ag, 51373 Leverkusen Verfahren und einrichtung zum herstellen von formteilen aus einem mehrkomponentenreaktionsgemisch
EP0044481B2 (de) * 1980-07-21 1987-03-11 Mobay Chemical Corporation Verfahren zur Herstellung elastischer geformter Gegenstände
US4473531A (en) * 1981-04-28 1984-09-25 Regents Of The University Of Minnesota Rim mixhead with high pressure recycle
US4440500A (en) * 1982-06-21 1984-04-03 Polyurethane Technology Of America-Martin Sweets Company, Inc. High pressure impingement mixing apparatus
DE3242278A1 (de) * 1982-11-16 1984-05-17 Basf Ag, 6700 Ludwigshafen Vorrichtung zum erzeugen eines gemisches aus mindestens zwei kunststoffkomponenten
DE3323366C2 (de) * 1983-06-29 1986-10-23 Battenfeld Maschinenfabriken Gmbh, 5882 Meinerzhagen Vorrichtung zum Erzeugen und Einleiten eines chemisch reaktionsfähigen Gemisches aus zwei Kunststoff-Komponenten in den Hohlraum einer Form
EP0132443A1 (de) * 1983-07-11 1985-02-13 Polyurethane Technology of America Martin Sweets Company, Inc. Vorrichtung und Verfahren zum Hochdruckinjektionsmischen
JPS6090404A (ja) * 1983-10-24 1985-05-21 Maspro Denkoh Corp パラボラアンテナ
US4594064A (en) * 1983-11-10 1986-06-10 The United States Of America As Represented By The United States Department Of Energy Automated apparatus for producing gradient gels
EP0162130A1 (de) * 1984-03-23 1985-11-27 Krauss-Maffei Aktiengesellschaft Mehrkomponenten-Mischkopf
IT1196275B (it) * 1984-10-01 1988-11-16 Afros Spa Testa miscelatrice a camera mobile
JPS61140610U (de) * 1985-02-22 1986-08-30
US4600312A (en) * 1985-03-08 1986-07-15 Ex-Cell-O Corporation Impingement mix-head for rim process
EP0196345B2 (de) * 1985-04-01 1994-04-27 Krauss-Maffei Aktiengesellschaft Verfahren und Vorrichtung zum Herstellen von Zellschaum
US5201580A (en) * 1985-07-12 1993-04-13 Krauss Maffei Aktiengesellschaft Impingement mixing device
US4726933A (en) * 1985-10-08 1988-02-23 Admiral Equipment Company High pressure mixing head and reactive component injection valve
IT1214531B (it) * 1986-09-25 1990-01-18 Afros Spa Apparecchiatura di miscelazione ad alta pressione.
US4840556A (en) * 1987-07-16 1989-06-20 Extrusion Punch & Tool Co. Mixing plate for injection molding machine
US4966466A (en) * 1987-11-10 1990-10-30 Krauss-Maffei A.G. Impingement mixing device with pressure controlled nozzle adjustment
US4944599A (en) * 1987-11-10 1990-07-31 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
DE3828061C1 (de) * 1988-08-18 1989-11-16 Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen, De
US5164197A (en) * 1990-03-08 1992-11-17 Creme Art Corporation Batch molding of open-cell soft polyurethane foam
US5061420A (en) * 1990-03-08 1991-10-29 Creme Art Corporation Batch molding of open-cell soft polyurethane foam
DE4103532C1 (de) * 1991-02-06 1992-09-03 Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen, De
DE4104647A1 (de) * 1991-02-15 1992-08-20 Elastogran Polyurethane Gmbh Mischvorrichtung zur verarbeitung fluessiger mehrkomponenten-kunststoffe, insbesondere polyurethan
US5270013A (en) * 1992-05-06 1993-12-14 Decker Herman W Reactive fluid mixing head
DE19641742A1 (de) * 1996-10-10 1998-04-23 Henkel Ecolab Gmbh & Co Ohg Dosierung von Waschmittelpasten
EP0879685B1 (de) * 1997-05-22 2002-11-06 Afros S.P.A. Selbstreinigende Mischvorrichtung und Verfahren zur Herstellung von Polyurethane Mischungen
US20050218556A1 (en) * 2004-04-02 2005-10-06 Lear Corporation Method and apparatus for spray forming polyurethane skins with a hydraulic mixing head
JP5124181B2 (ja) * 2007-06-27 2013-01-23 本田技研工業株式会社 注入ガン
CN101235914B (zh) * 2008-03-06 2010-04-14 大连橡胶塑料机械股份有限公司 混炼挤压造粒机组熔体控制阀
PT106166A (pt) 2012-02-20 2013-08-20 Univ Do Porto Câmara de mistura de jatos opostos para mistura de fluidos com diferentes débitos mássicos
CN106065963B (zh) * 2016-08-04 2018-03-30 厦门盈硕科智能装备有限公司 一种静态混料器入口阀组
IT201800010844A1 (it) * 2018-12-05 2020-06-05 Afros Spa Elemento a guarnizione di tenuta per un’apparecchiatura di miscelazione, metodo di ottenimento ed applicazione dello stesso e relativa attrezzatura speciale di montaggio.
IT201900004609A1 (it) * 2019-03-27 2020-09-27 Afros Spa Dispositivo di miscelazione ad alta pressione con condotto di erogazione autopulente sensorizzato.

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US861903A (en) * 1903-07-22 1907-07-30 Avramleet Engineering Company Block-press.
NL90983C (de) * 1954-06-04
US2850990A (en) * 1956-07-19 1958-09-09 Marlin B Rasmusson Confection mold filler
US3099045A (en) * 1960-06-01 1963-07-30 American Can Co Method and apparatus for molding preexpanded plastic beads

Also Published As

Publication number Publication date
JPS5526968B1 (de) 1980-07-17
DE2007935A1 (de) 1971-09-09
DE2007935B2 (de) 1975-10-09
US3706515A (en) 1972-12-19
GB1334440A (en) 1973-10-17

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