JPS6343215B2 - - Google Patents

Info

Publication number
JPS6343215B2
JPS6343215B2 JP55137891A JP13789180A JPS6343215B2 JP S6343215 B2 JPS6343215 B2 JP S6343215B2 JP 55137891 A JP55137891 A JP 55137891A JP 13789180 A JP13789180 A JP 13789180A JP S6343215 B2 JPS6343215 B2 JP S6343215B2
Authority
JP
Japan
Prior art keywords
stretching
film
stretched
pulleys
expansion force
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
JP55137891A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5761528A (en
Inventor
Katsumi Sugano
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP13789180A priority Critical patent/JPS5761528A/ja
Publication of JPS5761528A publication Critical patent/JPS5761528A/ja
Publication of JPS6343215B2 publication Critical patent/JPS6343215B2/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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP13789180A 1980-10-01 1980-10-01 Stretching device of plastic film etc. Granted JPS5761528A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13789180A JPS5761528A (en) 1980-10-01 1980-10-01 Stretching device of plastic film etc.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13789180A JPS5761528A (en) 1980-10-01 1980-10-01 Stretching device of plastic film etc.

Publications (2)

Publication Number Publication Date
JPS5761528A JPS5761528A (en) 1982-04-14
JPS6343215B2 true JPS6343215B2 (da) 1988-08-29

Family

ID=15209087

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13789180A Granted JPS5761528A (en) 1980-10-01 1980-10-01 Stretching device of plastic film etc.

Country Status (1)

Country Link
JP (1) JPS5761528A (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57163532A (en) * 1981-04-01 1982-10-07 Polymer Processing Res Inst Method for orienting film to traverse direction mainly
JP2571612B2 (ja) * 1988-10-12 1997-01-16 花王株式会社 フィルムの製造方法
DE102008021506A1 (de) * 2008-04-30 2009-11-05 Lindauer Dornier Gmbh Vorrichtung zum Querrecken von Folienbahnen

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5741922A (en) * 1980-08-26 1982-03-09 Polymer Processing Res Inst Lateral stretching of film

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5741922A (en) * 1980-08-26 1982-03-09 Polymer Processing Res Inst Lateral stretching of film

Also Published As

Publication number Publication date
JPS5761528A (en) 1982-04-14

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