IT1182376B - PROCEDURE FOR MANUFACTURING PLASTIC TUBES - Google Patents

PROCEDURE FOR MANUFACTURING PLASTIC TUBES

Info

Publication number
IT1182376B
IT1182376B IT67064/85A IT6706485A IT1182376B IT 1182376 B IT1182376 B IT 1182376B IT 67064/85 A IT67064/85 A IT 67064/85A IT 6706485 A IT6706485 A IT 6706485A IT 1182376 B IT1182376 B IT 1182376B
Authority
IT
Italy
Prior art keywords
procedure
plastic tubes
manufacturing plastic
manufacturing
tubes
Prior art date
Application number
IT67064/85A
Other languages
Italian (it)
Other versions
IT8567064A1 (en
IT8567064A0 (en
Inventor
Ingvar Lundequist
Original Assignee
Wirsbo Bruks Ab
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 Wirsbo Bruks Ab filed Critical Wirsbo Bruks Ab
Publication of IT8567064A0 publication Critical patent/IT8567064A0/en
Publication of IT8567064A1 publication Critical patent/IT8567064A1/en
Application granted granted Critical
Publication of IT1182376B publication Critical patent/IT1182376B/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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/02—Thermal shrinking
    • B29C61/025—Thermal shrinking for the production of hollow or 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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/04—Thermal expansion
    • 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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/06—Making preforms having internal stresses, e.g. plastic memory
    • B29C61/08—Making preforms having internal stresses, e.g. plastic memory by stretching tubes

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
IT67064/85A 1984-01-27 1985-01-24 PROCEDURE FOR MANUFACTURING PLASTIC TUBES IT1182376B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8400399A SE451249B (en) 1984-01-27 1984-01-27 PROCEDURE FOR MANUFACTURING A EASY PLASTIC PLASTIC WITH ATMINSTONE A COLLECTION

Publications (3)

Publication Number Publication Date
IT8567064A0 IT8567064A0 (en) 1985-01-24
IT8567064A1 IT8567064A1 (en) 1986-07-24
IT1182376B true IT1182376B (en) 1987-10-05

Family

ID=20354472

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67064/85A IT1182376B (en) 1984-01-27 1985-01-24 PROCEDURE FOR MANUFACTURING PLASTIC TUBES

Country Status (4)

Country Link
ES (1) ES8606118A1 (en)
IT (1) IT1182376B (en)
SE (1) SE451249B (en)
WO (1) WO1985003251A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5069856A (en) * 1990-09-12 1991-12-03 Courtaulds Packaging Inc. Method of forming a headed thermoplastic tube
AT398725B (en) * 1992-10-21 1995-01-25 Schnallinger Helfried Ing METHOD FOR PRODUCING EXHAUST SLEEVES ON PLASTIC PIPES
US5861200A (en) * 1993-05-14 1999-01-19 Rowley; William Thin wall copper sleeve for all plastic conduit
US6070916A (en) * 1993-05-14 2000-06-06 Rowley; William W. Crosslinked polyethylene tubing ends
US6860524B1 (en) 1993-05-14 2005-03-01 William W. Rowley Polyolefin connectors
US6557907B2 (en) 1993-05-14 2003-05-06 William W. Rowley Polyethylene connectors
US5622670A (en) * 1993-05-14 1997-04-22 Rowley; William Process for fabricating crosslinked polyethylene tubing ends
US6485666B1 (en) 1998-03-11 2002-11-26 William W. Rowley Post extrusion profile processing
US6848719B2 (en) 2001-09-06 2005-02-01 William W. Rowley Bendable polymer-lined water heater connector

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1349700A (en) * 1960-07-15 1964-01-17 Raychem Corp Method and apparatus for producing plastic memory materials
CH527050A (en) * 1970-01-22 1972-08-31 Braas & Co Gmbh Plastic tubes with ends of different diameter
US3634924A (en) * 1970-04-20 1972-01-18 American Hospital Supply Corp Method of making multilumen balloon catheter
US3755524A (en) * 1970-10-26 1973-08-28 Climate Conditioning Corp Method for making pipe reducers
GB1373100A (en) * 1970-11-03 1974-11-06 Raychem Ltd Heat-recoverable members
FR2215123A5 (en) * 1972-12-22 1974-08-19 Pontigny Jacques
DE3024284C2 (en) * 1980-06-27 1982-11-25 Modest Serge'evič Moskva Akutin Device for expanding a plastic tube that shrinks when heated
DE3152022A1 (en) * 1981-01-26 1982-11-04 Wirsbo Pex, Zweigniederlassung der Platzer Schwedenbau GmbH, 6056 Heusenstamm Process for the production of plastic deformations, and pipe fittings

Also Published As

Publication number Publication date
ES539806A0 (en) 1986-04-01
SE8400399L (en) 1985-07-28
IT8567064A1 (en) 1986-07-24
ES8606118A1 (en) 1986-04-01
SE451249B (en) 1987-09-21
IT8567064A0 (en) 1985-01-24
WO1985003251A1 (en) 1985-08-01
SE8400399D0 (en) 1984-01-27

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960129