JPS5741923A - Biaxially stretching apparatus of film - Google Patents

Biaxially stretching apparatus of film

Info

Publication number
JPS5741923A
JPS5741923A JP11815780A JP11815780A JPS5741923A JP S5741923 A JPS5741923 A JP S5741923A JP 11815780 A JP11815780 A JP 11815780A JP 11815780 A JP11815780 A JP 11815780A JP S5741923 A JPS5741923 A JP S5741923A
Authority
JP
Japan
Prior art keywords
stretching
pulleys
film
nip rolls
feeding nip
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
JP11815780A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6343216B2 (enrdf_load_stackoverflow
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 JP11815780A priority Critical patent/JPS5741923A/ja
Publication of JPS5741923A publication Critical patent/JPS5741923A/ja
Publication of JPS6343216B2 publication Critical patent/JPS6343216B2/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)
JP11815780A 1980-08-26 1980-08-26 Biaxially stretching apparatus of film Granted JPS5741923A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11815780A JPS5741923A (en) 1980-08-26 1980-08-26 Biaxially stretching apparatus of film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11815780A JPS5741923A (en) 1980-08-26 1980-08-26 Biaxially stretching apparatus of film

Publications (2)

Publication Number Publication Date
JPS5741923A true JPS5741923A (en) 1982-03-09
JPS6343216B2 JPS6343216B2 (enrdf_load_stackoverflow) 1988-08-29

Family

ID=14729503

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11815780A Granted JPS5741923A (en) 1980-08-26 1980-08-26 Biaxially stretching apparatus of film

Country Status (1)

Country Link
JP (1) JPS5741923A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525317A (en) * 1982-06-15 1985-06-25 Nippon Petrochemicals, Co., Ltd. Method and apparatus for stretching film or fibrous web
US4711751A (en) * 1985-01-11 1987-12-08 Thermo Plastic Research Co., Ltd. Process and apparatus for stretching tubular extruded plastic material

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55126427A (en) * 1979-03-22 1980-09-30 Polymer Processing Res Inst Lateral stretching device for film and fibrous material

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55126427A (en) * 1979-03-22 1980-09-30 Polymer Processing Res Inst Lateral stretching device for film and fibrous material

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525317A (en) * 1982-06-15 1985-06-25 Nippon Petrochemicals, Co., Ltd. Method and apparatus for stretching film or fibrous web
US4711751A (en) * 1985-01-11 1987-12-08 Thermo Plastic Research Co., Ltd. Process and apparatus for stretching tubular extruded plastic material

Also Published As

Publication number Publication date
JPS6343216B2 (enrdf_load_stackoverflow) 1988-08-29

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