FR2617762A1 - Procede et dispositif pour detendre une bande de matiere thermoplastique en feuilles - Google Patents

Procede et dispositif pour detendre une bande de matiere thermoplastique en feuilles Download PDF

Info

Publication number
FR2617762A1
FR2617762A1 FR8809012A FR8809012A FR2617762A1 FR 2617762 A1 FR2617762 A1 FR 2617762A1 FR 8809012 A FR8809012 A FR 8809012A FR 8809012 A FR8809012 A FR 8809012A FR 2617762 A1 FR2617762 A1 FR 2617762A1
Authority
FR
France
Prior art keywords
strip
tension
width
regions
sheet material
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.)
Pending
Application number
FR8809012A
Other languages
English (en)
French (fr)
Inventor
Albert Hebels
Ralph Pagendarm
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.)
Pagendarm Beschichtungstechnik GmbH
Original Assignee
Pagendarm Beschichtungstechnik GmbH
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 Pagendarm Beschichtungstechnik GmbH filed Critical Pagendarm Beschichtungstechnik GmbH
Publication of FR2617762A1 publication Critical patent/FR2617762A1/fr
Pending 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
    • B29C35/06—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam for articles of indefinite length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/023—Half-products, e.g. films, plates
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/02—Thermal after-treatment
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D15/00—Control of mechanical force or stress; Control of mechanical pressure
    • G05D15/01—Control of mechanical force or stress; Control of mechanical pressure characterised by the use of electric 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C2037/90—Measuring, controlling or regulating
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
    • B29C35/045—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using gas or flames

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Drying Of Solid Materials (AREA)
FR8809012A 1987-07-07 1988-07-04 Procede et dispositif pour detendre une bande de matiere thermoplastique en feuilles Pending FR2617762A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873722346 DE3722346A1 (de) 1987-07-07 1987-07-07 Verfahren und vorrichtung zum entspannen einer thermoplastischen folienbahn

Publications (1)

Publication Number Publication Date
FR2617762A1 true FR2617762A1 (fr) 1989-01-13

Family

ID=6331033

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8809012A Pending FR2617762A1 (fr) 1987-07-07 1988-07-04 Procede et dispositif pour detendre une bande de matiere thermoplastique en feuilles

Country Status (7)

Country Link
US (1) US4904425A (OSRAM)
JP (1) JPS6424729A (OSRAM)
CH (1) CH676216A5 (OSRAM)
DE (1) DE3722346A1 (OSRAM)
FR (1) FR2617762A1 (OSRAM)
GB (1) GB2206841B (OSRAM)
IT (1) IT1217833B (OSRAM)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4009797A1 (de) * 1990-03-27 1991-10-02 Pagendarm Gmbh Verfahren und anordnung zum kondensieren von dampffoermigen substanzen
JP2584362B2 (ja) * 1991-03-11 1997-02-26 富士写真フイルム株式会社 位相差膜の製造方法
DE4305081C2 (de) * 1993-02-19 1996-08-01 Minnesota Mining & Mfg Verfahren und Vorrichtung zum Auftragen von Haftkleber auf Bogen aus Papier oder dergleichen Material
US5885722A (en) * 1994-02-15 1999-03-23 Minnesota Mining And Manufacturing Method for applying coating materials to overlapped individuals sheets
US5851592A (en) * 1994-08-17 1998-12-22 Minnesota Mining And Manufacturing Company Apparatus and method for applying coating materials to individual sheet members
TWI404669B (zh) * 2007-09-10 2013-08-11 Ehc Canada Inc 扶手的滑片層之預處理方法和裝置及其運動控制裝置
US9981415B2 (en) 2007-09-10 2018-05-29 Ehc Canada, Inc. Method and apparatus for extrusion of thermoplastic handrail
KR101571996B1 (ko) 2007-09-10 2015-11-25 이에이치씨 캐나다, 인크. 열가소성 핸드레일의 압출을 위한 방법 및 장치
US20150122794A1 (en) * 2013-11-01 2015-05-07 Ricoh Company Ltd Targeted heating of substrate
CN107531001B (zh) 2015-05-07 2020-08-04 Ehc加拿大股份公司 具有增强的机械性质的紧凑型复合扶手
CA2987973C (en) 2015-06-19 2023-05-23 Ehc Canada, Inc. Method and apparatus for extrusion of thermoplastic handrail

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3347960A (en) * 1964-05-20 1967-10-17 Du Pont Process and apparatus for controlled preparation of a web
US3610897A (en) * 1964-03-31 1971-10-05 Industrial Nucleonics Corp Method and control apparatus for regulating the property of a material zone to a target property

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3782873A (en) * 1968-09-20 1974-01-01 Du Pont Thickness control apparatus for polymeric film structures
US3646188A (en) * 1970-02-03 1972-02-29 Du Pont Process for improving uniformity of polymeric film
US4329315A (en) * 1980-10-24 1982-05-11 Monsanto Company Sheet stress relaxation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3610897A (en) * 1964-03-31 1971-10-05 Industrial Nucleonics Corp Method and control apparatus for regulating the property of a material zone to a target property
US3347960A (en) * 1964-05-20 1967-10-17 Du Pont Process and apparatus for controlled preparation of a web

Also Published As

Publication number Publication date
IT8820933A0 (it) 1988-06-10
DE3722346A1 (de) 1989-01-26
GB8816074D0 (en) 1988-08-10
US4904425A (en) 1990-02-27
JPS6424729A (en) 1989-01-26
CH676216A5 (OSRAM) 1990-12-28
IT1217833B (it) 1990-03-30
GB2206841A (en) 1989-01-18
GB2206841B (en) 1990-02-21

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