JPH0150583B2 - - Google Patents

Info

Publication number
JPH0150583B2
JPH0150583B2 JP59248421A JP24842184A JPH0150583B2 JP H0150583 B2 JPH0150583 B2 JP H0150583B2 JP 59248421 A JP59248421 A JP 59248421A JP 24842184 A JP24842184 A JP 24842184A JP H0150583 B2 JPH0150583 B2 JP H0150583B2
Authority
JP
Japan
Prior art keywords
runner
surface material
molded product
leak
extrusion
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
JP59248421A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61125831A (ja
Inventor
Ryuichi Kitagawa
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP59248421A priority Critical patent/JPS61125831A/ja
Publication of JPS61125831A publication Critical patent/JPS61125831A/ja
Publication of JPH0150583B2 publication Critical patent/JPH0150583B2/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
    • B29C48/03—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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP59248421A 1984-11-24 1984-11-24 同時押出成形用金型 Granted JPS61125831A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59248421A JPS61125831A (ja) 1984-11-24 1984-11-24 同時押出成形用金型

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59248421A JPS61125831A (ja) 1984-11-24 1984-11-24 同時押出成形用金型

Publications (2)

Publication Number Publication Date
JPS61125831A JPS61125831A (ja) 1986-06-13
JPH0150583B2 true JPH0150583B2 (enExample) 1989-10-30

Family

ID=17177869

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59248421A Granted JPS61125831A (ja) 1984-11-24 1984-11-24 同時押出成形用金型

Country Status (1)

Country Link
JP (1) JPS61125831A (enExample)

Also Published As

Publication number Publication date
JPS61125831A (ja) 1986-06-13

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