JPH0551448B2 - - Google Patents

Info

Publication number
JPH0551448B2
JPH0551448B2 JP62205713A JP20571387A JPH0551448B2 JP H0551448 B2 JPH0551448 B2 JP H0551448B2 JP 62205713 A JP62205713 A JP 62205713A JP 20571387 A JP20571387 A JP 20571387A JP H0551448 B2 JPH0551448 B2 JP H0551448B2
Authority
JP
Japan
Prior art keywords
synthetic resin
floating plug
core material
die
floating
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 - Fee Related
Application number
JP62205713A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6345022A (ja
Inventor
Kanji Shingu
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.)
SEIKEI GIKEN KK
Original Assignee
SEIKEI GIKEN 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 SEIKEI GIKEN KK filed Critical SEIKEI GIKEN KK
Priority to JP62205713A priority Critical patent/JPS6345022A/ja
Publication of JPS6345022A publication Critical patent/JPS6345022A/ja
Publication of JPH0551448B2 publication Critical patent/JPH0551448B2/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
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/151—Coating hollow articles
    • B29C48/152—Coating hollow articles the inner surfaces thereof
    • B29C48/153—Coating both inner and outer surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP62205713A 1987-08-18 1987-08-18 長尺合成樹脂被覆管及びその製造方法 Granted JPS6345022A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62205713A JPS6345022A (ja) 1987-08-18 1987-08-18 長尺合成樹脂被覆管及びその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62205713A JPS6345022A (ja) 1987-08-18 1987-08-18 長尺合成樹脂被覆管及びその製造方法

Publications (2)

Publication Number Publication Date
JPS6345022A JPS6345022A (ja) 1988-02-26
JPH0551448B2 true JPH0551448B2 (en]) 1993-08-02

Family

ID=16511465

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62205713A Granted JPS6345022A (ja) 1987-08-18 1987-08-18 長尺合成樹脂被覆管及びその製造方法

Country Status (1)

Country Link
JP (1) JPS6345022A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4723956B2 (ja) * 2005-09-01 2011-07-13 倉敷紡績株式会社 一体押出成形体および建築用部材
JP4801991B2 (ja) * 2005-12-27 2011-10-26 倉敷紡績株式会社 建築用部材
JP2016155323A (ja) * 2015-02-25 2016-09-01 トキワケミカル工業株式会社 芯材を有する押出し成形品の製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50108337A (en]) * 1974-02-01 1975-08-26
JPS5820858A (ja) * 1981-07-31 1983-02-07 松下電工株式会社 金属材インサ−ト竪樋とその製造方法

Also Published As

Publication number Publication date
JPS6345022A (ja) 1988-02-26

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees