GB1387030A - Method and apparatus for producing shrinkably stretched flexible thermoplastic tubing - Google Patents

Method and apparatus for producing shrinkably stretched flexible thermoplastic tubing

Info

Publication number
GB1387030A
GB1387030A GB2780972A GB2780972A GB1387030A GB 1387030 A GB1387030 A GB 1387030A GB 2780972 A GB2780972 A GB 2780972A GB 2780972 A GB2780972 A GB 2780972A GB 1387030 A GB1387030 A GB 1387030A
Authority
GB
United Kingdom
Prior art keywords
film
mandrel
shrinkably
producing
expansion ring
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
GB2780972A
Other languages
English (en)
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.)
Naturin Werk Becker and Co
Original Assignee
Naturin Werk Becker and Co
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 Naturin Werk Becker and Co filed Critical Naturin Werk Becker and Co
Publication of GB1387030A publication Critical patent/GB1387030A/en
Expired 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
    • B29C55/285—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation by using internal mechanical means
    • 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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/06—Making preforms having internal stresses, e.g. plastic memory
    • B29C61/08—Making preforms having internal stresses, e.g. plastic memory by stretching tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
GB2780972A 1971-06-29 1972-06-14 Method and apparatus for producing shrinkably stretched flexible thermoplastic tubing Expired GB1387030A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712132259 DE2132259C3 (de) 1971-06-29 1971-06-29 Vorrichtung zur kontinuierlichen Herstellung eines schrumpffähig verstreckten Schlauches aus thermoplastischem Kunststoff

Publications (1)

Publication Number Publication Date
GB1387030A true GB1387030A (en) 1975-03-12

Family

ID=5812115

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2780972A Expired GB1387030A (en) 1971-06-29 1972-06-14 Method and apparatus for producing shrinkably stretched flexible thermoplastic tubing

Country Status (7)

Country Link
AT (1) AT348750B (https=)
CA (1) CA1005961A (https=)
CH (1) CH543366A (https=)
DE (1) DE2132259C3 (https=)
FR (1) FR2143864B1 (https=)
GB (1) GB1387030A (https=)
SE (1) SE389828B (https=)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4560520A (en) * 1982-07-27 1985-12-24 Naturin-Werk Becker & Company Single-layer elastic tubular film of polyamide used for packaging paste substances and a process for the production of such film
GB2201371A (en) * 1987-01-02 1988-09-01 Windmoeller & Hoelscher Apparatus for producing tubular thermoplastic biaxially oriented film
US10137629B2 (en) 2012-08-07 2018-11-27 Reifenhaeuser Gmbh & Co. Kg Maschinenfabrik Blown film installation, method for producing a blown film strip and film produced therewith
CN110039758A (zh) * 2019-05-23 2019-07-23 南通鼎尚电子材料有限公司 热缩管生产补气机构
CN112590180A (zh) * 2020-11-25 2021-04-02 邢付党 一种薄膜生产用塑型系统及其塑型工艺
CN114770916A (zh) * 2022-05-12 2022-07-22 海生医疗科技(湖州)有限公司 一种热缩管拉伸装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2850182C2 (de) * 1978-11-18 1983-06-23 Naturin-Werk Becker & Co, 6940 Weinheim Schlauchfolie zur Verpackung und Umhüllung von pastösen Lebensmitteln, insbesondere Wurst und Käse
US10773450B2 (en) 2013-10-15 2020-09-15 Reifenhäuser GmbH & Co. KG Maschinenfabrik Method for manufacturing a blown film web as well as a blown film line

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4560520A (en) * 1982-07-27 1985-12-24 Naturin-Werk Becker & Company Single-layer elastic tubular film of polyamide used for packaging paste substances and a process for the production of such film
US4601929A (en) * 1982-07-27 1986-07-22 Naturin-Werk Becker & Company Single-layer elastic tubular film of polyamide used for packaging paste substances and a process for the production of such film
AU567881B2 (en) * 1982-07-27 1987-12-10 Naturin-Werk Becker & Co. Single-layer tubular film of polymide for packaging paste substances.
GB2201371A (en) * 1987-01-02 1988-09-01 Windmoeller & Hoelscher Apparatus for producing tubular thermoplastic biaxially oriented film
US10137629B2 (en) 2012-08-07 2018-11-27 Reifenhaeuser Gmbh & Co. Kg Maschinenfabrik Blown film installation, method for producing a blown film strip and film produced therewith
US10906232B2 (en) 2012-08-07 2021-02-02 Reifenhaeuser Gmbh & Co. Kg Maschinenfabrik Blown film installation, method for producing a blown film strip and film produced therewith
CN110039758A (zh) * 2019-05-23 2019-07-23 南通鼎尚电子材料有限公司 热缩管生产补气机构
CN110039758B (zh) * 2019-05-23 2023-12-26 江苏鼎尚电子材料股份有限公司 热缩管生产补气机构
CN112590180A (zh) * 2020-11-25 2021-04-02 邢付党 一种薄膜生产用塑型系统及其塑型工艺
CN112590180B (zh) * 2020-11-25 2023-01-17 中山市恒宝塑料包装材料有限公司 一种薄膜生产用塑型装置及其塑型工艺
CN114770916A (zh) * 2022-05-12 2022-07-22 海生医疗科技(湖州)有限公司 一种热缩管拉伸装置
CN114770916B (zh) * 2022-05-12 2023-11-28 海生医疗科技(湖州)有限公司 一种热缩管拉伸装置

Also Published As

Publication number Publication date
FR2143864B1 (https=) 1977-01-14
SE389828B (sv) 1976-11-22
DE2132259C3 (de) 1978-06-01
DE2132259A1 (de) 1973-01-11
AT348750B (de) 1979-02-26
CA1005961A (en) 1977-03-01
CH543366A (de) 1973-10-31
FR2143864A1 (https=) 1973-02-09
DE2132259B2 (de) 1977-10-20
ATA521072A (de) 1978-07-15

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee