IT233857Y1 - LOCALLY DEFORMABLE DIE FOR THE PRODUCTION OF BLOWN TUBULAR FILM OF CONTROLLED THICKNESS - Google Patents

LOCALLY DEFORMABLE DIE FOR THE PRODUCTION OF BLOWN TUBULAR FILM OF CONTROLLED THICKNESS

Info

Publication number
IT233857Y1
IT233857Y1 IT94MI000499U ITMI940499U IT233857Y1 IT 233857 Y1 IT233857 Y1 IT 233857Y1 IT 94MI000499 U IT94MI000499 U IT 94MI000499U IT MI940499 U ITMI940499 U IT MI940499U IT 233857 Y1 IT233857 Y1 IT 233857Y1
Authority
IT
Italy
Prior art keywords
production
tubular film
controlled thickness
blown tubular
locally deformable
Prior art date
Application number
IT94MI000499U
Other languages
Italian (it)
Inventor
Claudio Gini
Original Assignee
Tecno Coating Eng Srl
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 Tecno Coating Eng Srl filed Critical Tecno Coating Eng Srl
Priority to IT94MI000499U priority Critical patent/IT233857Y1/en
Publication of ITMI940499V0 publication Critical patent/ITMI940499V0/en
Priority to DE29508824U priority patent/DE29508824U1/en
Publication of ITMI940499U1 publication Critical patent/ITMI940499U1/en
Application granted granted Critical
Publication of IT233857Y1 publication Critical patent/IT233857Y1/en

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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT94MI000499U 1994-07-12 1994-07-12 LOCALLY DEFORMABLE DIE FOR THE PRODUCTION OF BLOWN TUBULAR FILM OF CONTROLLED THICKNESS IT233857Y1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT94MI000499U IT233857Y1 (en) 1994-07-12 1994-07-12 LOCALLY DEFORMABLE DIE FOR THE PRODUCTION OF BLOWN TUBULAR FILM OF CONTROLLED THICKNESS
DE29508824U DE29508824U1 (en) 1994-07-12 1995-05-27 Locally deformable ring nozzle for the production of tubular blown films with controlled thickness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT94MI000499U IT233857Y1 (en) 1994-07-12 1994-07-12 LOCALLY DEFORMABLE DIE FOR THE PRODUCTION OF BLOWN TUBULAR FILM OF CONTROLLED THICKNESS

Publications (3)

Publication Number Publication Date
ITMI940499V0 ITMI940499V0 (en) 1994-07-12
ITMI940499U1 ITMI940499U1 (en) 1996-01-12
IT233857Y1 true IT233857Y1 (en) 2000-02-10

Family

ID=11368244

Family Applications (1)

Application Number Title Priority Date Filing Date
IT94MI000499U IT233857Y1 (en) 1994-07-12 1994-07-12 LOCALLY DEFORMABLE DIE FOR THE PRODUCTION OF BLOWN TUBULAR FILM OF CONTROLLED THICKNESS

Country Status (2)

Country Link
DE (1) DE29508824U1 (en)
IT (1) IT233857Y1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1309651B1 (en) * 1999-03-01 2002-01-30 Tecno Coating Eng Srl IMPROVED SUPPLY CHAIN FOR THE EXTRUSION OF A TUBULAR FILM
WO2017090694A1 (en) 2015-11-27 2017-06-01 住友重機械モダン株式会社 Film forming device

Also Published As

Publication number Publication date
ITMI940499U1 (en) 1996-01-12
ITMI940499V0 (en) 1994-07-12
DE29508824U1 (en) 1995-08-10

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Legal Events

Date Code Title Description
0001 Granted