ATA57775A - DEVICE FOR PRODUCING A DOUBLE-WALLED TUBE MADE OF THERMOPLASTIC PLASTIC - Google Patents

DEVICE FOR PRODUCING A DOUBLE-WALLED TUBE MADE OF THERMOPLASTIC PLASTIC

Info

Publication number
ATA57775A
ATA57775A AT75577A AT57775A ATA57775A AT A57775 A ATA57775 A AT A57775A AT 75577 A AT75577 A AT 75577A AT 57775 A AT57775 A AT 57775A AT A57775 A ATA57775 A AT A57775A
Authority
AT
Austria
Prior art keywords
double
producing
tube made
thermoplastic plastic
walled tube
Prior art date
Application number
AT75577A
Other languages
German (de)
Other versions
AT365976B (en
Original Assignee
Fraenk Isolierrohr & Metall
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 DE2403618A external-priority patent/DE2403618C3/en
Application filed by Fraenk Isolierrohr & Metall filed Critical Fraenk Isolierrohr & Metall
Publication of ATA57775A publication Critical patent/ATA57775A/en
Application granted granted Critical
Publication of AT365976B publication Critical patent/AT365976B/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
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • 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
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D23/00—Producing tubular articles
    • B29D23/18—Pleated or corrugated hoses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
AT0057775A 1974-01-25 1975-01-27 DEVICE FOR PRODUCING A DOUBLE-WALLED TUBE MADE OF THERMOPLASTIC PLASTIC AT365976B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2403618A DE2403618C3 (en) 1974-01-25 1974-01-25 Device for producing a double-walled plastic pipe

Publications (2)

Publication Number Publication Date
ATA57775A true ATA57775A (en) 1981-07-15
AT365976B AT365976B (en) 1982-02-25

Family

ID=5905698

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0057775A AT365976B (en) 1974-01-25 1975-01-27 DEVICE FOR PRODUCING A DOUBLE-WALLED TUBE MADE OF THERMOPLASTIC PLASTIC

Country Status (2)

Country Link
AT (1) AT365976B (en)
SE (1) SE398073B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE449456B (en) * 1983-11-15 1987-05-04 Uponor Ab PROCEDURE AND DEVICE FOR MANUFACTURE OF RODS WHERE THE FORM BACK PARTS ARE DIVIDED IN THE LONG DIRECTION OF THE FORM

Also Published As

Publication number Publication date
SE398073B (en) 1977-12-05
SE7500855L (en) 1975-07-28
AT365976B (en) 1982-02-25

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties