JPH0139329B2 - - Google Patents

Info

Publication number
JPH0139329B2
JPH0139329B2 JP55186200A JP18620080A JPH0139329B2 JP H0139329 B2 JPH0139329 B2 JP H0139329B2 JP 55186200 A JP55186200 A JP 55186200A JP 18620080 A JP18620080 A JP 18620080A JP H0139329 B2 JPH0139329 B2 JP H0139329B2
Authority
JP
Japan
Prior art keywords
film
cylindrical film
die head
cylindrical
pressure
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
JP55186200A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57109621A (en
Inventor
Masataka Sakurada
Tadao Watanabe
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.)
Toppan Inc
Original Assignee
Toppan Printing Co 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 Toppan Printing Co Ltd filed Critical Toppan Printing Co Ltd
Priority to JP55186200A priority Critical patent/JPS57109621A/ja
Publication of JPS57109621A publication Critical patent/JPS57109621A/ja
Publication of JPH0139329B2 publication Critical patent/JPH0139329B2/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
    • B29C48/15—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
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/36—Bending and joining, e.g. for making hollow articles
    • B29C53/38—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges
    • B29C53/48—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges for articles of indefinite length, i.e. bending a strip progressively

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
JP55186200A 1980-12-26 1980-12-26 Manufacture of seamless tube Granted JPS57109621A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55186200A JPS57109621A (en) 1980-12-26 1980-12-26 Manufacture of seamless tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55186200A JPS57109621A (en) 1980-12-26 1980-12-26 Manufacture of seamless tube

Publications (2)

Publication Number Publication Date
JPS57109621A JPS57109621A (en) 1982-07-08
JPH0139329B2 true JPH0139329B2 (enrdf_load_html_response) 1989-08-21

Family

ID=16184125

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55186200A Granted JPS57109621A (en) 1980-12-26 1980-12-26 Manufacture of seamless tube

Country Status (1)

Country Link
JP (1) JPS57109621A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0688311B2 (ja) * 1989-06-26 1994-11-09 宇部日東化成株式会社 繊維強化複合成形体の製造方法
EP1263356B1 (en) * 2000-03-14 2010-01-27 Ossur HF Apparatus and process for making prosthetic suction sleeve

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5337910B2 (enrdf_load_html_response) * 1972-04-08 1978-10-12

Also Published As

Publication number Publication date
JPS57109621A (en) 1982-07-08

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