DE3400653C2 - - Google Patents

Info

Publication number
DE3400653C2
DE3400653C2 DE3400653A DE3400653A DE3400653C2 DE 3400653 C2 DE3400653 C2 DE 3400653C2 DE 3400653 A DE3400653 A DE 3400653A DE 3400653 A DE3400653 A DE 3400653A DE 3400653 C2 DE3400653 C2 DE 3400653C2
Authority
DE
Germany
Prior art keywords
ring
air
cooling
slot
bodies
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
DE3400653A
Other languages
German (de)
English (en)
Other versions
DE3400653A1 (de
Inventor
Jitsumi Tokio/Tokyo Jp Shinmoto
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.)
Tomi Machinery Manufacturing Co Ltd
Original Assignee
Tomi Machinery Manufacturing 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 Tomi Machinery Manufacturing Co Ltd filed Critical Tomi Machinery Manufacturing Co Ltd
Publication of DE3400653A1 publication Critical patent/DE3400653A1/de
Application granted granted Critical
Publication of DE3400653C2 publication Critical patent/DE3400653C2/de
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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/885—External treatment, e.g. by using air rings for cooling tubular 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
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE19843400653 1983-02-10 1984-01-11 Luftring fuer das filmblasformen Granted DE3400653A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58019635A JPS59146817A (ja) 1983-02-10 1983-02-10 インフレ−シヨンフイルム成形用エアリング

Publications (2)

Publication Number Publication Date
DE3400653A1 DE3400653A1 (de) 1984-08-16
DE3400653C2 true DE3400653C2 (enrdf_load_stackoverflow) 1990-03-08

Family

ID=12004665

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843400653 Granted DE3400653A1 (de) 1983-02-10 1984-01-11 Luftring fuer das filmblasformen

Country Status (3)

Country Link
JP (1) JPS59146817A (enrdf_load_stackoverflow)
DE (1) DE3400653A1 (enrdf_load_stackoverflow)
GB (1) GB2134846B (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63252720A (ja) * 1987-04-10 1988-10-19 Modern Mach Kk インフレ−シヨンフイルムの成形方法
JP2549788B2 (ja) * 1991-12-20 1996-10-30 旭化成工業株式会社 インフレーションフィルムの製造方法
JPH0711959Y2 (ja) * 1993-02-23 1995-03-22 トミー機械工業株式会社 厚肉部を有するプラスチックフィルムの製造装置
EP4239249A3 (en) 2020-11-20 2023-11-08 Juchheim Co., Ltd. Baumkuchen baker and control method thereof
CN114734616B (zh) * 2022-04-21 2025-08-15 淄博睿智通机电科技有限公司 一种气雾混合多微孔式出风吹膜机风环
JP7299435B1 (ja) * 2023-02-24 2023-06-27 株式会社プラコー インフレーション成形機の冷却装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1045899A (en) * 1964-10-13 1966-10-19 Shell Int Research A process and apparatus for cooling tubular thermoplastic films
GB1229065A (enrdf_load_stackoverflow) * 1968-04-06 1971-04-21
GB1560030A (en) * 1976-12-06 1980-01-30 Cole R J Air ring for the production of blown extruded film
AU509794B2 (en) * 1977-02-09 1980-05-22 Mobil Oil Corp. Tubular extrusion
DE2725832A1 (de) * 1977-06-08 1978-12-14 Reifenhaeuser Kg Blaskopf fuer die herstellung von schlauchfolien aus thermoplastischem kunststoff
JPS57140125A (en) * 1981-02-26 1982-08-30 Mitsui Petrochem Ind Ltd Air ring for bubble-cooling in inflation film-forming machine
JPS57140126A (en) * 1981-02-26 1982-08-30 Mitsui Petrochem Ind Ltd Air ring for bubble-cooling in inflation film-forming machine

Also Published As

Publication number Publication date
GB8323581D0 (en) 1983-10-05
GB2134846B (en) 1986-08-06
JPH0129138B2 (enrdf_load_stackoverflow) 1989-06-08
GB2134846A (en) 1984-08-22
DE3400653A1 (de) 1984-08-16
JPS59146817A (ja) 1984-08-22

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee