JPS6235814U - - Google Patents

Info

Publication number
JPS6235814U
JPS6235814U JP1985128085U JP12808585U JPS6235814U JP S6235814 U JPS6235814 U JP S6235814U JP 1985128085 U JP1985128085 U JP 1985128085U JP 12808585 U JP12808585 U JP 12808585U JP S6235814 U JPS6235814 U JP S6235814U
Authority
JP
Japan
Prior art keywords
mandrel
layer
die
resin
die ring
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
JP1985128085U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0244985Y2 (en]
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 filed Critical
Priority to JP1985128085U priority Critical patent/JPH0244985Y2/ja
Publication of JPS6235814U publication Critical patent/JPS6235814U/ja
Application granted granted Critical
Publication of JPH0244985Y2 publication Critical patent/JPH0244985Y2/ja
Expired 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP1985128085U 1985-08-22 1985-08-22 Expired JPH0244985Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985128085U JPH0244985Y2 (en]) 1985-08-22 1985-08-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985128085U JPH0244985Y2 (en]) 1985-08-22 1985-08-22

Publications (2)

Publication Number Publication Date
JPS6235814U true JPS6235814U (en]) 1987-03-03
JPH0244985Y2 JPH0244985Y2 (en]) 1990-11-29

Family

ID=31023434

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985128085U Expired JPH0244985Y2 (en]) 1985-08-22 1985-08-22

Country Status (1)

Country Link
JP (1) JPH0244985Y2 (en])

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01198319A (ja) * 1987-12-31 1989-08-09 Natl Can Corp 多層構造押出し形成方法および装置
JPH039827A (ja) * 1989-06-06 1991-01-17 Fujikura Ltd 樹脂の押出被覆方法
JPH03242972A (ja) * 1990-02-21 1991-10-29 Matsushita Electric Ind Co Ltd 固体撮像装置およびその製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55152030A (en) * 1979-05-10 1980-11-27 Sogecan Method and device for manufacturing compound plastic pipe by extrusion

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55152030A (en) * 1979-05-10 1980-11-27 Sogecan Method and device for manufacturing compound plastic pipe by extrusion

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01198319A (ja) * 1987-12-31 1989-08-09 Natl Can Corp 多層構造押出し形成方法および装置
JPH039827A (ja) * 1989-06-06 1991-01-17 Fujikura Ltd 樹脂の押出被覆方法
JPH03242972A (ja) * 1990-02-21 1991-10-29 Matsushita Electric Ind Co Ltd 固体撮像装置およびその製造方法

Also Published As

Publication number Publication date
JPH0244985Y2 (en]) 1990-11-29

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