IT995556B - Dispositivo per la formazione di pieghe laterali in nastri di tubo lare in pellicola di plastica - Google Patents

Dispositivo per la formazione di pieghe laterali in nastri di tubo lare in pellicola di plastica

Info

Publication number
IT995556B
IT995556B IT29634/73A IT2963473A IT995556B IT 995556 B IT995556 B IT 995556B IT 29634/73 A IT29634/73 A IT 29634/73A IT 2963473 A IT2963473 A IT 2963473A IT 995556 B IT995556 B IT 995556B
Authority
IT
Italy
Prior art keywords
foldings
lateral
formation
plastic film
tapes
Prior art date
Application number
IT29634/73A
Other languages
English (en)
Original Assignee
Windmoeller & Hoelscher
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 Windmoeller & Hoelscher filed Critical Windmoeller & Hoelscher
Application granted granted Critical
Publication of IT995556B publication Critical patent/IT995556B/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
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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
    • B29C48/355—Conveyors for extruded articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Making Paper Articles (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Treatment Of Fiber Materials (AREA)
IT29634/73A 1972-10-03 1973-10-02 Dispositivo per la formazione di pieghe laterali in nastri di tubo lare in pellicola di plastica IT995556B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2248516A DE2248516C3 (de) 1972-10-03 1972-10-03 Vorrichtung zum Einlegen von Seitenfalten in Kunststoffolien· schlauchbahnen

Publications (1)

Publication Number Publication Date
IT995556B true IT995556B (it) 1975-11-20

Family

ID=5858089

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29634/73A IT995556B (it) 1972-10-03 1973-10-02 Dispositivo per la formazione di pieghe laterali in nastri di tubo lare in pellicola di plastica

Country Status (4)

Country Link
DE (1) DE2248516C3 (it)
FR (1) FR2201679A5 (it)
GB (1) GB1419281A (it)
IT (1) IT995556B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5431068U (it) * 1977-08-02 1979-03-01
DE3506772C2 (de) * 1984-11-27 1986-09-25 Windmöller & Hölscher, 4540 Lengerich Vorrichtung zum Einlegen von Seitenfalten in Kunststoffschlauchfolien
CN1008338B (zh) * 1984-11-27 1990-06-13 温德莫勒及霍尔希尔公司 在塑料薄膜管上制出褶裥的装置
DE3562073D1 (en) * 1985-01-18 1988-05-11 Alpine Ag Pull-off device for tubular plastic films
DE8707626U1 (de) * 1987-05-27 1987-08-13 Alpine Ag, 8900 Augsburg Abzugsvorrichtung für Schlauchfolien
DE102012017433A1 (de) 2012-09-04 2014-04-03 Reifenhäuser GmbH & Co. KG Maschinenfabrik Faltschwert für eine Blasfolienanlage sowie Blasfolienanlage mit einem solchen Faltschwert

Also Published As

Publication number Publication date
DE2248516A1 (de) 1974-04-18
DE2248516B2 (de) 1974-10-03
GB1419281A (en) 1975-12-31
FR2201679A5 (it) 1974-04-26
DE2248516C3 (de) 1975-05-15

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