IT1086876B - Dispositivo per la produzione di corpi modellati a partire da una miscela di componenti di materia plastica - Google Patents

Dispositivo per la produzione di corpi modellati a partire da una miscela di componenti di materia plastica

Info

Publication number
IT1086876B
IT1086876B IT48724/77A IT4872477A IT1086876B IT 1086876 B IT1086876 B IT 1086876B IT 48724/77 A IT48724/77 A IT 48724/77A IT 4872477 A IT4872477 A IT 4872477A IT 1086876 B IT1086876 B IT 1086876B
Authority
IT
Italy
Prior art keywords
modeled
bodies
mixture
production
plastic components
Prior art date
Application number
IT48724/77A
Other languages
English (en)
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
Application filed by Krauss Maffei Ag filed Critical Krauss Maffei Ag
Application granted granted Critical
Publication of IT1086876B publication Critical patent/IT1086876B/it

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
    • B29B7/7404—Mixing devices specially adapted for foamable substances
    • B29B7/7433—Plants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B05B1/3093—Recirculation valves, i.e. the valve element opens a passage to the nozzle and simultaneously closes at least partially a return passage the feeding means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
    • B05B7/0408—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing two or more liquids
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
IT48724/77A 1976-03-31 1977-03-30 Dispositivo per la produzione di corpi modellati a partire da una miscela di componenti di materia plastica IT1086876B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2613719A DE2613719B2 (de) 1976-03-31 1976-03-31 Vorrichtung zum Herstellen von Formkörpern aus einem Gemisch von Kunststoffkomponenten

Publications (1)

Publication Number Publication Date
IT1086876B true IT1086876B (it) 1985-05-31

Family

ID=5973969

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48724/77A IT1086876B (it) 1976-03-31 1977-03-30 Dispositivo per la produzione di corpi modellati a partire da una miscela di componenti di materia plastica

Country Status (3)

Country Link
DE (1) DE2613719B2 (it)
FR (1) FR2346126A1 (it)
IT (1) IT1086876B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4150074A (en) * 1976-12-28 1979-04-17 The Upjohn Company Method of effecting multi-station in-place reaction injection molding all formable reactive polymeric resin composition
DE2914684A1 (de) * 1979-04-11 1981-04-02 Durol Gmbh & Co Kg Chemische Fabrik Lindau-Bodensee, 8990 Lindau Verfahren und vorrichtung zum kontinuierlichen mischen und dosieren zweier reaktiver viskoser medien
EP0023749B1 (en) * 1979-07-02 1983-07-06 Imperial Chemical Industries Plc Method and apparatus for the manufacture of flexible polyurethane foam articles
JPS6071218A (ja) * 1983-09-28 1985-04-23 Toyoda Gosei Co Ltd 可変色反応射出成形機
DE3612447A1 (de) * 1986-04-14 1987-10-15 Krauss Maffei Ag Anlage zur hochdruckmischung von zwei oder mehreren reaktiven kunststoffkomponenten
DE4405427C1 (de) * 1994-02-21 1995-11-02 Hennecke Gmbh Maschf Verfahren und Vorrichtung zur Herstellung von endlosen Polyurethan-Formkörpern
IT201900010524A1 (it) * 2019-07-01 2021-01-01 Afros Spa Testa di miscelazione e dosaggio monitorata

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1729531A1 (de) * 1967-10-06 1972-02-03 Isernhagen Kunststoff Verf Hochdruck-Schussgeraet mit Dosier- und Mischvorrichtung zur Erzeugung von Kunststoffen,insbesondere Polyurethanschaumstoffen
DE1778060B2 (de) * 1968-03-23 1973-01-04 Farbenfabriken Bayer Ag, 5090 Leverkusen Einrichtung zum Herstellen von Kunststoffen aus miteinander reagierenden Komponenten
DE1908210A1 (de) * 1969-02-19 1970-09-10 Isernhagen Kunststoff Verf Maschine zum Ausbringen von Mehrkomponenten-Kunststoff-Mischungen
FR2299578A1 (fr) * 1975-01-28 1976-08-27 Secmer Sa Tete pour le melange et le deversement sous pression d'au moins deux produits

Also Published As

Publication number Publication date
DE2613719A1 (de) 1977-10-06
FR2346126B1 (it) 1982-01-22
DE2613719B2 (de) 1980-09-11
FR2346126A1 (fr) 1977-10-28

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