FR2446169A1 - Appareil pour l'extrusion de cordons plats de matiere plastique - Google Patents

Appareil pour l'extrusion de cordons plats de matiere plastique

Info

Publication number
FR2446169A1
FR2446169A1 FR8000541A FR8000541A FR2446169A1 FR 2446169 A1 FR2446169 A1 FR 2446169A1 FR 8000541 A FR8000541 A FR 8000541A FR 8000541 A FR8000541 A FR 8000541A FR 2446169 A1 FR2446169 A1 FR 2446169A1
Authority
FR
France
Prior art keywords
nozzle
slit
adjustable
flat sections
webs
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.)
Granted
Application number
FR8000541A
Other languages
English (en)
French (fr)
Other versions
FR2446169B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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.)
Henkel AG and Co KGaA
Original Assignee
Henkel AG and Co KGaA
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 Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Publication of FR2446169A1 publication Critical patent/FR2446169A1/fr
Application granted granted Critical
Publication of FR2446169B1 publication Critical patent/FR2446169B1/fr
Granted 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
    • 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
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR8000541A 1979-01-11 1980-01-11 Appareil pour l'extrusion de cordons plats de matiere plastique Granted FR2446169A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2900858A DE2900858C2 (de) 1979-01-11 1979-01-11 Vorrichtung zum Extrudieren flacher plastischer Stränge

Publications (2)

Publication Number Publication Date
FR2446169A1 true FR2446169A1 (fr) 1980-08-08
FR2446169B1 FR2446169B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-01-20

Family

ID=6060346

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8000541A Granted FR2446169A1 (fr) 1979-01-11 1980-01-11 Appareil pour l'extrusion de cordons plats de matiere plastique

Country Status (3)

Country Link
DE (1) DE2900858C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES487587A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2446169A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4007235C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1990-03-07 1991-05-23 W. Doellken & Co. Gmbh, 4300 Essen, De
AU678072B2 (en) * 1994-08-19 1997-05-15 W.L. Gore & Associates, Inc. Vented vial for freeze-drying and method of minimizing contamination of freeze-dried products

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3865665A (en) * 1972-02-04 1975-02-11 George J Marion Method of producing multi-layer flat film
US4015926A (en) * 1976-01-20 1977-04-05 The B. F. Goodrich Company Multiple strand die head
FR2353385A1 (fr) * 1976-06-04 1977-12-30 Cellophane Sa Procede et dispositif d'extrusion de bandes etroites en matiere plastique

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2720679A (en) * 1950-08-31 1955-10-18 Vern C Ratliff Universal die for forming tire tread
DE1204568B (de) * 1961-02-09 1965-11-04 Great Lakes Carbon Corp Auspressmatrize fuer eine Strangpresse mit rechteckigen Ein- und Auslassoeffnungen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3865665A (en) * 1972-02-04 1975-02-11 George J Marion Method of producing multi-layer flat film
US4015926A (en) * 1976-01-20 1977-04-05 The B. F. Goodrich Company Multiple strand die head
FR2353385A1 (fr) * 1976-06-04 1977-12-30 Cellophane Sa Procede et dispositif d'extrusion de bandes etroites en matiere plastique

Also Published As

Publication number Publication date
FR2446169B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-01-20
DE2900858A1 (de) 1980-07-24
DE2900858C2 (de) 1986-10-09
ES487587A1 (es) 1980-06-16

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Legal Events

Date Code Title Description
ST Notification of lapse