FR2292575A2 - Procede de fabrication d'un cylindre multiple bimetallique, de preference pour extrudeuse de machine a faconner les matieres plastiques, et cylindre fabrique selon ce procede - Google Patents

Procede de fabrication d'un cylindre multiple bimetallique, de preference pour extrudeuse de machine a faconner les matieres plastiques, et cylindre fabrique selon ce procede

Info

Publication number
FR2292575A2
FR2292575A2 FR7536380A FR7536380A FR2292575A2 FR 2292575 A2 FR2292575 A2 FR 2292575A2 FR 7536380 A FR7536380 A FR 7536380A FR 7536380 A FR7536380 A FR 7536380A FR 2292575 A2 FR2292575 A2 FR 2292575A2
Authority
FR
France
Prior art keywords
electron beam
tensile stress
beam welding
plastic extrusion
pref
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.)
Granted
Application number
FR7536380A
Other languages
English (en)
French (fr)
Other versions
FR2292575B2 (US20110158925A1-20110630-C00042.png
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.)
MOTORWAGENFABRIK BERNA AG
Original Assignee
MOTORWAGENFABRIK BERNA AG
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 DE19742456558 external-priority patent/DE2456558C3/de
Application filed by MOTORWAGENFABRIK BERNA AG filed Critical MOTORWAGENFABRIK BERNA AG
Publication of FR2292575A2 publication Critical patent/FR2292575A2/fr
Application granted granted Critical
Publication of FR2292575B2 publication Critical patent/FR2292575B2/fr
Granted 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
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/68—Barrels or cylinders
    • B29C48/6801—Barrels or cylinders characterised by the material or their manufacturing process
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7536380A 1974-11-29 1975-11-27 Procede de fabrication d'un cylindre multiple bimetallique, de preference pour extrudeuse de machine a faconner les matieres plastiques, et cylindre fabrique selon ce procede Granted FR2292575A2 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742456558 DE2456558C3 (de) 1974-11-29 Gehäuse tür Kunststoftverarbeltungsmaschinen, insbesondere für Doppel- und Mehrschneckenextruder

Publications (2)

Publication Number Publication Date
FR2292575A2 true FR2292575A2 (fr) 1976-06-25
FR2292575B2 FR2292575B2 (US20110158925A1-20110630-C00042.png) 1979-03-30

Family

ID=5932107

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7536380A Granted FR2292575A2 (fr) 1974-11-29 1975-11-27 Procede de fabrication d'un cylindre multiple bimetallique, de preference pour extrudeuse de machine a faconner les matieres plastiques, et cylindre fabrique selon ce procede

Country Status (2)

Country Link
BE (1) BE835968R (US20110158925A1-20110630-C00042.png)
FR (1) FR2292575A2 (US20110158925A1-20110630-C00042.png)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010151A (en) * 1959-11-30 1961-11-28 Phillips Petroleum Co Modified double-barrel extrusion apparatus
US3277529A (en) * 1963-12-09 1966-10-11 Int Rectifier Corp Manufacture of liners for double barrel extruders

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010151A (en) * 1959-11-30 1961-11-28 Phillips Petroleum Co Modified double-barrel extrusion apparatus
US3277529A (en) * 1963-12-09 1966-10-11 Int Rectifier Corp Manufacture of liners for double barrel extruders

Also Published As

Publication number Publication date
BE835968R (fr) 1976-03-16
DE2456558A1 (de) 1976-06-10
DE2456558B2 (de) 1976-09-16
FR2292575B2 (US20110158925A1-20110630-C00042.png) 1979-03-30

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