IT1217833B - Procedimento e dispositivo per scaricare le tensione di un nastro in foglia termoplastico - Google Patents

Procedimento e dispositivo per scaricare le tensione di un nastro in foglia termoplastico

Info

Publication number
IT1217833B
IT1217833B IT20933/88A IT2093388A IT1217833B IT 1217833 B IT1217833 B IT 1217833B IT 20933/88 A IT20933/88 A IT 20933/88A IT 2093388 A IT2093388 A IT 2093388A IT 1217833 B IT1217833 B IT 1217833B
Authority
IT
Italy
Prior art keywords
tension
procedure
discharge
thermoplastic leaf
tape
Prior art date
Application number
IT20933/88A
Other languages
English (en)
Other versions
IT8820933A0 (it
Inventor
Albert Hebels
Ralph Pagendarm
Original Assignee
Pagendarm Beschichtungstechnik
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 filed Critical Pagendarm Beschichtungstechnik
Publication of IT8820933A0 publication Critical patent/IT8820933A0/it
Application granted granted Critical
Publication of IT1217833B publication Critical patent/IT1217833B/it

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)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (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)
IT20933/88A 1987-07-07 1988-06-10 Procedimento e dispositivo per scaricare le tensione di un nastro in foglia termoplastico IT1217833B (it)

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 (2)

Publication Number Publication Date
IT8820933A0 IT8820933A0 (it) 1988-06-10
IT1217833B true IT1217833B (it) 1990-03-30

Family

ID=6331033

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20933/88A IT1217833B (it) 1987-07-07 1988-06-10 Procedimento e dispositivo per scaricare le tensione di un nastro in foglia termoplastico

Country Status (7)

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

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
US5868838A (en) * 1994-08-17 1999-02-09 Minnesota Mining & Manufacturing Company Apparatus and method for applying coating materials to individual sheet members
US9981415B2 (en) 2007-09-10 2018-05-29 Ehc Canada, Inc. Method and apparatus for extrusion of thermoplastic handrail
WO2009033270A1 (en) 2007-09-10 2009-03-19 Ehc Canada, Inc. Method and apparatus for extrusion of thermoplastic handrail
RU2476316C2 (ru) * 2007-09-10 2013-02-27 ИЭйчСи Канада, Инк. Устройство и способ предварительной обработки слоя скольжения для поручней из экструдированного композиционного материала
US20150122794A1 (en) * 2013-11-01 2015-05-07 Ricoh Company Ltd Targeted heating of substrate
CA2984255C (en) 2015-05-07 2023-02-14 Ehc Canada, Inc. Compact composite handrails with enhanced mechanical properties
BR112017025648B1 (pt) 2015-06-19 2022-05-17 Ehc Canada, Inc Método e aparelho de extrudar um artigo de seção transversal uniforme

Family Cites Families (5)

* 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
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

Also Published As

Publication number Publication date
CH676216A5 (it) 1990-12-28
US4904425A (en) 1990-02-27
IT8820933A0 (it) 1988-06-10
GB8816074D0 (en) 1988-08-10
DE3722346A1 (de) 1989-01-26
GB2206841B (en) 1990-02-21
GB2206841A (en) 1989-01-18
FR2617762A1 (fr) 1989-01-13
JPS6424729A (en) 1989-01-26

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