IT1034517B - Estrusore a vite con una vite di estrusore eseguita quale tubo - Google Patents

Estrusore a vite con una vite di estrusore eseguita quale tubo

Info

Publication number
IT1034517B
IT1034517B IT21626/75A IT2162675A IT1034517B IT 1034517 B IT1034517 B IT 1034517B IT 21626/75 A IT21626/75 A IT 21626/75A IT 2162675 A IT2162675 A IT 2162675A IT 1034517 B IT1034517 B IT 1034517B
Authority
IT
Italy
Prior art keywords
extruder
screw
pipe
screw made
screw extruder
Prior art date
Application number
IT21626/75A
Other languages
English (en)
Original Assignee
Demag 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 Demag Ag filed Critical Demag Ag
Application granted granted Critical
Publication of IT1034517B publication Critical patent/IT1034517B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C15/00—Tyre beads, e.g. ply turn-up or overlap
    • B60C15/02—Seating or securing beads on rims
    • B60C15/028—Spacers between beads
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/51—Screws with internal flow passages, e.g. for molten material
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT21626/75A 1974-03-30 1975-03-24 Estrusore a vite con una vite di estrusore eseguita quale tubo IT1034517B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2415585A DE2415585A1 (de) 1974-03-30 1974-03-30 Schneckenextruder mit einer als rohr ausgebildeten extruderschnecke

Publications (1)

Publication Number Publication Date
IT1034517B true IT1034517B (it) 1979-10-10

Family

ID=5911745

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21626/75A IT1034517B (it) 1974-03-30 1975-03-24 Estrusore a vite con una vite di estrusore eseguita quale tubo

Country Status (4)

Country Link
DE (1) DE2415585A1 (it)
FR (1) FR2265520A1 (it)
IT (1) IT1034517B (it)
NL (1) NL7503494A (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0486735A1 (en) * 1990-11-20 1992-05-27 Hoover Universal,Inc. Die head for plastic with barrier forming material
FI108117B (fi) 1996-04-17 2001-11-30 Uponor Innovation Ab Menetelmä ja sovitelma suulakepuristetun onton tuotteen jäähdyttämiseksi

Also Published As

Publication number Publication date
NL7503494A (nl) 1975-10-02
FR2265520A1 (en) 1975-10-24
DE2415585A1 (de) 1976-01-29
FR2265520B3 (it) 1977-12-09

Similar Documents

Publication Publication Date Title
IT1033420B (it) Vite prigioniera
AT340024B (de) Stranspresse
SE7510084L (sv) Strengpressat plastnet
ATA58675A (de) Thermoplastische formmasse
FR2285987A1 (fr) Extrudeuse a vis multiples
IT1049462B (it) Estrusore a vite
BE753366A (fr) Extrudeuse a vis
NO146081C (no) Ekstruderingsapparat
IT997194B (it) Raccordo a vite
IT993198B (it) Estrusore a coclea
BE825050A (fr) Lingotiere a segments
AT351234B (de) Einschnecken - strangpresse
AT337979B (de) Thermoplastische formmasse
BR7505260A (pt) Uma maquina de extrusao de plastico
IT1042632B (it) Transtore memorizzatore a effetto di canpo con canale n
AR193658A1 (es) Una composicion polimerica autoextinguidora
IT964511B (it) Raccordo a vite per tubi
IT1034517B (it) Estrusore a vite con una vite di estrusore eseguita quale tubo
IT1021228B (it) Estrusore a coclea con condizioni di alimentazione migliorate
AT346141B (de) Schraubklemme
AT350858B (de) Gewindehuelse fuer kunststoffteile
AT358267B (de) Extruder
IT977738B (it) Estrusore a vite
IT1004340B (it) Elemento di connessione con immorsamento a vite
NL7513094A (nl) Kunststofbuis.