CA2037662A1 - Extruding flat synthetic resin strands - Google Patents

Extruding flat synthetic resin strands

Info

Publication number
CA2037662A1
CA2037662A1 CA002037662A CA2037662A CA2037662A1 CA 2037662 A1 CA2037662 A1 CA 2037662A1 CA 002037662 A CA002037662 A CA 002037662A CA 2037662 A CA2037662 A CA 2037662A CA 2037662 A1 CA2037662 A1 CA 2037662A1
Authority
CA
Canada
Prior art keywords
slot
strands
blades
resin
nozzle
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.)
Abandoned
Application number
CA002037662A
Other languages
English (en)
French (fr)
Inventor
Roland Pfulb
Herbert Muller
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.)
W Doellken and Co GmbH
Original Assignee
W Doellken and Co GmbH
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 W Doellken and Co GmbH filed Critical W Doellken and Co GmbH
Publication of CA2037662A1 publication Critical patent/CA2037662A1/en
Abandoned 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0063—Cutting longitudinally
    • 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
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
CA002037662A 1990-03-07 1991-03-06 Extruding flat synthetic resin strands Abandoned CA2037662A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4007235A DE4007235C1 (enExample) 1990-03-07 1990-03-07
DEP4007235.5-16 1990-03-07

Publications (1)

Publication Number Publication Date
CA2037662A1 true CA2037662A1 (en) 1991-09-08

Family

ID=6401647

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002037662A Abandoned CA2037662A1 (en) 1990-03-07 1991-03-06 Extruding flat synthetic resin strands

Country Status (4)

Country Link
US (1) US5092755A (enExample)
EP (1) EP0445512A3 (enExample)
CA (1) CA2037662A1 (enExample)
DE (1) DE4007235C1 (enExample)

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1435659A (en) * 1919-12-29 1922-11-14 Paramount Rubber Cons Inc Method of and apparatus for making sheet rubber
US2096347A (en) * 1935-02-20 1937-10-19 Us Rubber Prod Inc Extruding die
US2022895A (en) * 1935-03-28 1935-12-03 George Morrell Corp Method of making casein buttons
DE883958C (de) * 1945-03-28 1956-03-01 S Lavorazione Materie Plastich Verfahren zur Herstellung von Baendern oder Streifen aus loesungsmittelfreien, thermoplastischen Kunststoffen
GB761784A (en) * 1953-12-18 1956-11-21 Bull John Rubber Company Ltd Improvements relating to methods of and means for manufacturing rubber tyres
FR1426617A (fr) * 1964-04-11 1966-01-28 Continental Gummi Werke Ag Machine pour la mise en place de couches en caoutchouc, ou matière synthétique analogue sur des corps notamment sur des pneumatiques ainsi que les corps tels pneumatiques conformes à ceux obtenus
US3356556A (en) * 1964-05-11 1967-12-05 Int Paper Co Method and apparatus for coating substrates with films of uniform thickness
US3527859A (en) * 1967-12-11 1970-09-08 Fmc Corp Manufacture of scored films
US3664787A (en) * 1970-01-06 1972-05-23 Fmc Corp Apparatus for making scored film
DE2213748A1 (de) * 1972-03-22 1973-09-27 Continental Gummi Werke Ag Strangpresse
FR2353385A1 (fr) * 1976-06-04 1977-12-30 Cellophane Sa Procede et dispositif d'extrusion de bandes etroites en matiere plastique
DE2900858C2 (de) * 1979-01-11 1986-10-09 Henkel KGaA, 4000 Düsseldorf Vorrichtung zum Extrudieren flacher plastischer Stränge
DE3128109C2 (de) * 1981-07-16 1984-06-28 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Einrichtung zum Herstellen eines flachen Teigbandes aus einem schlauchförmigen extrudierten Strang
JPS6021227A (ja) * 1983-07-15 1985-02-02 Matsushita Electric Works Ltd 線状着色成形材料の製造装置
JPS63242514A (ja) * 1987-03-30 1988-10-07 Tatsuta Electric Wire & Cable Co Ltd 断面ｕ型、ｃ型長尺物の押出成形方法
US4904434A (en) * 1988-10-28 1990-02-27 Jmk International, Inc. Method of forming an improved wiper blade

Also Published As

Publication number Publication date
US5092755A (en) 1992-03-03
EP0445512A3 (en) 1991-11-06
DE4007235C1 (enExample) 1991-05-23
EP0445512A2 (de) 1991-09-11

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Legal Events

Date Code Title Description
FZDE Discontinued
FZDE Discontinued

Effective date: 19950906