JPS6241453B2 - - Google Patents

Info

Publication number
JPS6241453B2
JPS6241453B2 JP56039071A JP3907181A JPS6241453B2 JP S6241453 B2 JPS6241453 B2 JP S6241453B2 JP 56039071 A JP56039071 A JP 56039071A JP 3907181 A JP3907181 A JP 3907181A JP S6241453 B2 JPS6241453 B2 JP S6241453B2
Authority
JP
Japan
Prior art keywords
passage
die
passages
cylindrical
resin supply
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.)
Expired
Application number
JP56039071A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57152921A (en
Inventor
Kenkichi Murakami
Yoshio Kimura
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.)
PURASUCHITSUKU KOGAKU KENKYUSHO KK
Original Assignee
PURASUCHITSUKU KOGAKU KENKYUSHO KK
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 PURASUCHITSUKU KOGAKU KENKYUSHO KK filed Critical PURASUCHITSUKU KOGAKU KENKYUSHO KK
Priority to JP56039071A priority Critical patent/JPS57152921A/ja
Publication of JPS57152921A publication Critical patent/JPS57152921A/ja
Publication of JPS6241453B2 publication Critical patent/JPS6241453B2/ja
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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/337—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location
    • B29C48/338—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location using a die with concentric parts, e.g. rings, cylinders
    • 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
    • B29C48/03—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
    • B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP56039071A 1981-03-18 1981-03-18 Multi-layer rotating circular die Granted JPS57152921A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56039071A JPS57152921A (en) 1981-03-18 1981-03-18 Multi-layer rotating circular die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56039071A JPS57152921A (en) 1981-03-18 1981-03-18 Multi-layer rotating circular die

Publications (2)

Publication Number Publication Date
JPS57152921A JPS57152921A (en) 1982-09-21
JPS6241453B2 true JPS6241453B2 (enrdf_load_stackoverflow) 1987-09-03

Family

ID=12542881

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56039071A Granted JPS57152921A (en) 1981-03-18 1981-03-18 Multi-layer rotating circular die

Country Status (1)

Country Link
JP (1) JPS57152921A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10013117A1 (de) * 2000-03-17 2001-09-27 Thorwesten Vent Gmbh Filtereinrichtung für brennbare Staubgüter
US7131829B2 (en) 2004-07-02 2006-11-07 Yamaguchi Mfg. Works, Ltd. Spiral die assembly
DE102007050694B4 (de) * 2007-10-22 2012-05-10 Ulrich Büttel Blaskopf für eine Blasfolienextrusionsanlage
GB201112475D0 (en) * 2011-07-20 2011-08-31 Kritis Plastika Concentric co-extrusion die
JP6039845B1 (ja) * 2016-03-30 2016-12-07 株式会社湘南貿易 インフレーションフィルム成形用ダイ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS538342A (en) * 1976-07-12 1978-01-25 Osaka Denki Co Ltd Flash welding machine
JPS57144730A (en) * 1981-03-04 1982-09-07 Plast Kogaku Kenkyusho:Kk Circular die attaching apparatus

Also Published As

Publication number Publication date
JPS57152921A (en) 1982-09-21

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