FR2317076A2 - Dispositif ameliore d'etirage des films de matiere plastique - Google Patents

Dispositif ameliore d'etirage des films de matiere plastique

Info

Publication number
FR2317076A2
FR2317076A2 FR7521202A FR7521202A FR2317076A2 FR 2317076 A2 FR2317076 A2 FR 2317076A2 FR 7521202 A FR7521202 A FR 7521202A FR 7521202 A FR7521202 A FR 7521202A FR 2317076 A2 FR2317076 A2 FR 2317076A2
Authority
FR
France
Prior art keywords
grippers
self
film
propelling
edges
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
FR7521202A
Other languages
English (en)
French (fr)
Other versions
FR2317076B2 (enExample
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.)
Cellophane SA France
Original Assignee
Cellophane SA France
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 Cellophane SA France filed Critical Cellophane SA France
Priority to FR7521202A priority Critical patent/FR2317076A2/fr
Priority to IT5018376A priority patent/IT1066270B/it
Priority to DE19767621499 priority patent/DE7621499U1/de
Publication of FR2317076A2 publication Critical patent/FR2317076A2/fr
Application granted granted Critical
Publication of FR2317076B2 publication Critical patent/FR2317076B2/fr
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
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/20—Edge clamps
    • 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
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/16—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial simultaneously
    • B29C55/165—Apparatus therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
FR7521202A 1975-07-07 1975-07-07 Dispositif ameliore d'etirage des films de matiere plastique Granted FR2317076A2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7521202A FR2317076A2 (fr) 1975-07-07 1975-07-07 Dispositif ameliore d'etirage des films de matiere plastique
IT5018376A IT1066270B (it) 1975-07-07 1976-06-28 Dispositivo di sviluppo a secco per macchine di riproduzione
DE19767621499 DE7621499U1 (de) 1975-07-07 1976-07-07 Vorrichtung zum verstrecken von kunststoffolien

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7521202A FR2317076A2 (fr) 1975-07-07 1975-07-07 Dispositif ameliore d'etirage des films de matiere plastique

Publications (2)

Publication Number Publication Date
FR2317076A2 true FR2317076A2 (fr) 1977-02-04
FR2317076B2 FR2317076B2 (enExample) 1979-06-15

Family

ID=9157578

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7521202A Granted FR2317076A2 (fr) 1975-07-07 1975-07-07 Dispositif ameliore d'etirage des films de matiere plastique

Country Status (3)

Country Link
DE (1) DE7621499U1 (enExample)
FR (1) FR2317076A2 (enExample)
IT (1) IT1066270B (enExample)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2527975A1 (fr) * 1982-06-08 1983-12-09 Dornier Gmbh Lindauer Dispositif d'etirage de matieres en feuilles
US4736498A (en) * 1985-08-17 1988-04-12 Lindauer Dornier Gesellschaft Mbh Tentering chain guide track for roller-supported tenter clamps
US4853602A (en) * 1985-12-24 1989-08-01 E. I. Dupont De Nemours And Company System for using synchronous secondaries of a linear motor to biaxially draw plastic films
US5051225A (en) * 1988-06-22 1991-09-24 E. I. Du Pont De Nemours And Company Method of drawing plastic film in a tenter frame
US5072493A (en) * 1988-06-22 1991-12-17 E. I. Du Pont De Nemours And Company Apparatus for drawing plastic film in a tenter frame
WO1996029191A1 (de) * 1995-03-21 1996-09-26 Brückner Maschinenbau GmbH Transportvorrichtung für eine bewegte materialbahn, insbesondere eine reckanlage für kunststoff-folienbahnen
WO1996029190A1 (de) * 1995-03-21 1996-09-26 Brückner Maschinenbau GmbH Transportvorrichtung für eine bewegte materialbahn, insbesondere eine reckanlage für kunststoff-folienbahnen
WO2001045920A1 (en) * 1999-12-21 2001-06-28 3M Innovative Properties Company Method of stretching film and such film
US6965474B2 (en) 2003-02-12 2005-11-15 3M Innovative Properties Company Polymeric optical film

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7405784B2 (en) 2003-02-12 2008-07-29 3M Innovative Properties Company Compensators for liquid crystal displays with biaxially stretched single film with crystallization modifier
US7132065B2 (en) 2003-02-12 2006-11-07 3M Innovative Properties Company Process for manufacturing polymeric optical film
DE102014013901A1 (de) * 2014-09-18 2016-03-24 Brückner Maschinenbau GmbH & Co. KG Linearmotorangetriebene Simultan-Reckanlage
DE102016218467A1 (de) 2016-09-26 2018-03-29 Technische Universität Dresden Haltevorrichtung und Verfahren zum Halten eines flächigen Werkstücks

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2113892A1 (en) * 1970-11-12 1972-06-30 Dornier Gmbh Lindauer Biaxial film stretching - with loosely turning pressure rollers in direction of guideways

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2113892A1 (en) * 1970-11-12 1972-06-30 Dornier Gmbh Lindauer Biaxial film stretching - with loosely turning pressure rollers in direction of guideways

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2527975A1 (fr) * 1982-06-08 1983-12-09 Dornier Gmbh Lindauer Dispositif d'etirage de matieres en feuilles
US4736498A (en) * 1985-08-17 1988-04-12 Lindauer Dornier Gesellschaft Mbh Tentering chain guide track for roller-supported tenter clamps
US4853602A (en) * 1985-12-24 1989-08-01 E. I. Dupont De Nemours And Company System for using synchronous secondaries of a linear motor to biaxially draw plastic films
US5051225A (en) * 1988-06-22 1991-09-24 E. I. Du Pont De Nemours And Company Method of drawing plastic film in a tenter frame
US5072493A (en) * 1988-06-22 1991-12-17 E. I. Du Pont De Nemours And Company Apparatus for drawing plastic film in a tenter frame
EP0422035A4 (en) * 1988-06-22 1992-11-04 E.I. Du Pont De Nemours And Company Method and apparatus for drawing film
WO1996029191A1 (de) * 1995-03-21 1996-09-26 Brückner Maschinenbau GmbH Transportvorrichtung für eine bewegte materialbahn, insbesondere eine reckanlage für kunststoff-folienbahnen
WO1996029190A1 (de) * 1995-03-21 1996-09-26 Brückner Maschinenbau GmbH Transportvorrichtung für eine bewegte materialbahn, insbesondere eine reckanlage für kunststoff-folienbahnen
US5737812A (en) * 1995-03-21 1998-04-14 Bruckner Maschinenbau Gmbh Transport device for a moving material web
US5749131A (en) * 1995-03-21 1998-05-12 Bruckner Maschinenbau Gmbh Transport device for a continuous moving sheet, in particular stretching device for a plastic film webs
WO2001045920A1 (en) * 1999-12-21 2001-06-28 3M Innovative Properties Company Method of stretching film and such film
US7037461B1 (en) 1999-12-21 2006-05-02 3M Innovative Properties Company Method of stretching film
US6965474B2 (en) 2003-02-12 2005-11-15 3M Innovative Properties Company Polymeric optical film

Also Published As

Publication number Publication date
DE7621499U1 (de) 1976-11-25
FR2317076B2 (enExample) 1979-06-15
IT1066270B (it) 1985-03-04

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