IT1280352B1 - Piastra filiera per estrusione,con fori di efflusso dotati di inserti ad incastro - Google Patents

Piastra filiera per estrusione,con fori di efflusso dotati di inserti ad incastro

Info

Publication number
IT1280352B1
IT1280352B1 IT02270989A IT2270989A IT1280352B1 IT 1280352 B1 IT1280352 B1 IT 1280352B1 IT 02270989 A IT02270989 A IT 02270989A IT 2270989 A IT2270989 A IT 2270989A IT 1280352 B1 IT1280352 B1 IT 1280352B1
Authority
IT
Italy
Prior art keywords
extrusion
die plate
outlet holes
holes equipped
interlocking inserts
Prior art date
Application number
IT02270989A
Other languages
English (en)
Other versions
IT8922709A0 (it
IT8922709A1 (it
Inventor
Andrea Guggiari
Original Assignee
Pomini Farrel Spa
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 Pomini Farrel Spa filed Critical Pomini Farrel Spa
Priority to IT02270989A priority Critical patent/IT1280352B1/it
Publication of IT8922709A0 publication Critical patent/IT8922709A0/it
Priority to EP19900203084 priority patent/EP0432821A3/en
Priority to US07/620,540 priority patent/US5073102A/en
Priority to JP2407222A priority patent/JPH04112027A/ja
Publication of IT8922709A1 publication Critical patent/IT8922709A1/it
Application granted granted Critical
Publication of IT1280352B1 publication Critical patent/IT1280352B1/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
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/009—Shaping techniques involving a cutting or machining operation after shaping
    • 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
    • B29C48/04—Particle-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
    • 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
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/058—Undercut

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT02270989A 1989-12-15 1989-12-15 Piastra filiera per estrusione,con fori di efflusso dotati di inserti ad incastro IT1280352B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT02270989A IT1280352B1 (it) 1989-12-15 1989-12-15 Piastra filiera per estrusione,con fori di efflusso dotati di inserti ad incastro
EP19900203084 EP0432821A3 (en) 1989-12-15 1990-11-22 Die plate for extrusion, with discharge holes equipped with fitted inserts
US07/620,540 US5073102A (en) 1989-12-15 1990-11-29 Die plate for extrusion, with discharge holes equipped with fitted inserts
JP2407222A JPH04112027A (ja) 1989-12-15 1990-12-10 押し出し用ダイプレート

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02270989A IT1280352B1 (it) 1989-12-15 1989-12-15 Piastra filiera per estrusione,con fori di efflusso dotati di inserti ad incastro

Publications (3)

Publication Number Publication Date
IT8922709A0 IT8922709A0 (it) 1989-12-15
IT8922709A1 IT8922709A1 (it) 1991-06-15
IT1280352B1 true IT1280352B1 (it) 1998-01-15

Family

ID=11199506

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02270989A IT1280352B1 (it) 1989-12-15 1989-12-15 Piastra filiera per estrusione,con fori di efflusso dotati di inserti ad incastro

Country Status (4)

Country Link
US (1) US5073102A (it)
EP (1) EP0432821A3 (it)
JP (1) JPH04112027A (it)
IT (1) IT1280352B1 (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5273595A (en) * 1992-12-09 1993-12-28 Reynolds Consumer Products, Inc. Apparatus using removable profile wedges for manufacture of reclosable bag
US5320679A (en) * 1993-07-28 1994-06-14 Eastman Kodak Company Coating hopper with criss-cross flow circuit
US5411692A (en) * 1994-04-11 1995-05-02 Reynolds Consumer Products Inc. Integral reclosable bag die assembly
DE19962036A1 (de) * 1999-12-22 2001-06-28 Krupp Werner & Pfleiderer Gmbh Lochplatte für eine Granulier-Vorrichtung
US8171973B2 (en) * 2008-01-29 2012-05-08 Nordson Corporation Nozzle and related apparatus and method for dispensing molten thermoplastic material
US9815223B2 (en) * 2008-05-16 2017-11-14 Gala Industries, Inc. Method and device for extrusion of hollow pellets

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2058032A (en) * 1931-01-01 1936-10-20 Dunlop Rubber Co Device for forming threads from natural or artificial dispersions of rubber
DE649517C (de) * 1934-01-26 1937-08-26 Arthur Schneider Einrichtung zum Pressen von Rohren, Straengen, Baendern u. dgl. und zum UEberziehen mit einem Deckmetall
GB849840A (en) * 1956-07-12 1960-09-28 Heraeus Gmbh W C Improvements in or relating to spinning nozzles and alloys therefor
US3397427A (en) * 1966-09-27 1968-08-20 Du Pont Sealed vented insert spinneret
SE373528B (sv) * 1970-03-13 1975-02-10 Seco Tools Ab Extruderingshalskiva for pelletering av plast
US3947172A (en) * 1972-11-03 1976-03-30 Western Electric Company, Inc. Apparatus for extruding plastic materials
SU721055A1 (ru) * 1977-03-15 1980-03-15 Киевский Технологический Институт Пищевой Промышленности Устройство дл формовани трубчатых мучных изделий
US4167386A (en) * 1977-09-26 1979-09-11 Muesco-Mallay Houston, Inc. Extrusion die plate construction
CH641844A5 (de) * 1978-01-25 1984-03-15 Akzo Nv Verfahren und vorrichtung zur herstellung eines mehrkomponentenfadens mit einer matrix-komponente und mindestens einer segment-komponente.
CA1148317A (en) * 1980-06-17 1983-06-21 Phillips Cables Limited Extrusion of insulating plastic
US4480977A (en) * 1980-12-11 1984-11-06 Union Carbide Corporation Apparatus for controlling the cross-sectional structure of mesophase pitch derived fibers
JPS5990408U (ja) * 1982-12-10 1984-06-19 株式会社日本製鋼所 合成樹脂押出機用造粒ダイス
US4445838A (en) * 1982-12-27 1984-05-01 Groff Edwin T Apparatus for extruding a comestible
US4563140A (en) * 1983-11-14 1986-01-07 Armstrong Rubber Company Apparatus for coating aligned cords
SU1409465A1 (ru) * 1985-08-02 1988-07-15 Ленинградское производственное объединение подъемно-транспортного оборудования им.С.М.Кирова Головка к черв чному прессу дл шприцевани полимерных заготовок
JPS62196117A (ja) * 1986-02-21 1987-08-29 Mitsubishi Metal Corp ペレツト製造用押し出しダイス

Also Published As

Publication number Publication date
EP0432821A3 (en) 1992-05-13
US5073102A (en) 1991-12-17
IT8922709A0 (it) 1989-12-15
EP0432821A2 (en) 1991-06-19
IT8922709A1 (it) 1991-06-15
JPH04112027A (ja) 1992-04-14

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Legal Events

Date Code Title Description
0001 Granted