IT996360B - METHOD AND DEVICE FOR COMMANDING THE MOTION OF A THERMOPLASTIC OR SIMILAR CORD IN THE INTERSTIZE OF A CALANDER - Google Patents

METHOD AND DEVICE FOR COMMANDING THE MOTION OF A THERMOPLASTIC OR SIMILAR CORD IN THE INTERSTIZE OF A CALANDER

Info

Publication number
IT996360B
IT996360B IT53452/73A IT5345273A IT996360B IT 996360 B IT996360 B IT 996360B IT 53452/73 A IT53452/73 A IT 53452/73A IT 5345273 A IT5345273 A IT 5345273A IT 996360 B IT996360 B IT 996360B
Authority
IT
Italy
Prior art keywords
interstize
calander
commanding
thermoplastic
motion
Prior art date
Application number
IT53452/73A
Other languages
Italian (it)
Inventor
G Sander
Original Assignee
Berstorff Gmbh Masch Hermann
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
Priority claimed from DE19722254317 external-priority patent/DE2254317C3/en
Application filed by Berstorff Gmbh Masch Hermann filed Critical Berstorff Gmbh Masch Hermann
Application granted granted Critical
Publication of IT996360B publication Critical patent/IT996360B/en

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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/24—Calendering
    • 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
    • B29C48/07—Flat, e.g. panels
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/35—Extrusion nozzles or dies with rollers
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
IT53452/73A 1972-11-06 1973-10-31 METHOD AND DEVICE FOR COMMANDING THE MOTION OF A THERMOPLASTIC OR SIMILAR CORD IN THE INTERSTIZE OF A CALANDER IT996360B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722254317 DE2254317C3 (en) 1972-11-06 Wide slot nozzle for an extruder-roller combination

Publications (1)

Publication Number Publication Date
IT996360B true IT996360B (en) 1975-12-10

Family

ID=5860982

Family Applications (2)

Application Number Title Priority Date Filing Date
IT53452/73A IT996360B (en) 1972-11-06 1973-10-31 METHOD AND DEVICE FOR COMMANDING THE MOTION OF A THERMOPLASTIC OR SIMILAR CORD IN THE INTERSTIZE OF A CALANDER
IT53446/73A IT996356B (en) 1972-11-06 1973-10-31 METHOD AND DEVICE FOR PREVENTING THE REFLUX OF MATERIAL IN THE INTER STICE BETWEEN THE CYLINDERS OF A CALAN DRA

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT53446/73A IT996356B (en) 1972-11-06 1973-10-31 METHOD AND DEVICE FOR PREVENTING THE REFLUX OF MATERIAL IN THE INTER STICE BETWEEN THE CYLINDERS OF A CALAN DRA

Country Status (3)

Country Link
FR (1) FR2205398B3 (en)
GB (1) GB1397217A (en)
IT (2) IT996360B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3737588C3 (en) * 1987-11-05 1993-12-23 Corma Inc Method for producing an internally smooth, externally finned tube made of extrudable plastic and device for carrying out the method

Also Published As

Publication number Publication date
IT996356B (en) 1975-12-10
DE2254317B2 (en) 1975-07-10
DE2254317A1 (en) 1974-05-22
FR2205398B3 (en) 1976-09-17
GB1397217A (en) 1975-06-11
FR2205398A1 (en) 1974-05-31

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