ES456771A1 - Aparato para la produccion de tubos a partir de perfilados extrusionados en material plastico. - Google Patents

Aparato para la produccion de tubos a partir de perfilados extrusionados en material plastico.

Info

Publication number
ES456771A1
ES456771A1 ES456771A ES456771A ES456771A1 ES 456771 A1 ES456771 A1 ES 456771A1 ES 456771 A ES456771 A ES 456771A ES 456771 A ES456771 A ES 456771A ES 456771 A1 ES456771 A1 ES 456771A1
Authority
ES
Spain
Prior art keywords
plastics
spindle
prodn
softened
axially extending
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.)
Expired
Application number
ES456771A
Other languages
English (en)
Spanish (es)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of ES456771A1 publication Critical patent/ES456771A1/es
Expired 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56—Winding and joining, e.g. winding spirally
    • B29C53/58—Winding and joining, e.g. winding spirally helically
    • B29C53/60—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
ES456771A 1976-03-11 1977-03-11 Aparato para la produccion de tubos a partir de perfilados extrusionados en material plastico. Expired ES456771A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT720576A IT1071037B (it) 1976-03-11 1976-03-11 Procedimento per la trasformazione in tubi di profili estrusi in resina sintetica

Publications (1)

Publication Number Publication Date
ES456771A1 true ES456771A1 (es) 1978-06-01

Family

ID=11124629

Family Applications (1)

Application Number Title Priority Date Filing Date
ES456771A Expired ES456771A1 (es) 1976-03-11 1977-03-11 Aparato para la produccion de tubos a partir de perfilados extrusionados en material plastico.

Country Status (4)

Country Link
DE (1) DE2710384A1 (ru)
ES (1) ES456771A1 (ru)
FR (1) FR2343589A1 (ru)
IT (1) IT1071037B (ru)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2967331D1 (en) * 1978-05-10 1985-01-31 Automation Ind Inc Helically fabricated flexible hose and mandrel device for producing the same

Also Published As

Publication number Publication date
IT1071037B (it) 1985-04-02
DE2710384A1 (de) 1977-09-15
FR2343589B3 (ru) 1980-02-01
FR2343589A1 (fr) 1977-10-07

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19990405