EP0102427A1 - Procédé pour la fabrication de barres et d'arbres creux - Google Patents

Procédé pour la fabrication de barres et d'arbres creux Download PDF

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Publication number
EP0102427A1
EP0102427A1 EP82304647A EP82304647A EP0102427A1 EP 0102427 A1 EP0102427 A1 EP 0102427A1 EP 82304647 A EP82304647 A EP 82304647A EP 82304647 A EP82304647 A EP 82304647A EP 0102427 A1 EP0102427 A1 EP 0102427A1
Authority
EP
European Patent Office
Prior art keywords
plunger
pressing
blank
shafts
forming
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.)
Withdrawn
Application number
EP82304647A
Other languages
German (de)
English (en)
Inventor
Johan Slutas
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.)
Raufoss Ammunisjonsfabrikker AS
Original Assignee
Raufoss Ammunisjonsfabrikker AS
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 Raufoss Ammunisjonsfabrikker AS filed Critical Raufoss Ammunisjonsfabrikker AS
Priority to EP82304647A priority Critical patent/EP0102427A1/fr
Publication of EP0102427A1 publication Critical patent/EP0102427A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/14—Making other products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/06—Making machine elements axles or shafts
    • B21K1/10—Making machine elements axles or shafts of cylindrical form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/76—Making machine elements elements not mentioned in one of the preceding groups
EP82304647A 1982-09-03 1982-09-03 Procédé pour la fabrication de barres et d'arbres creux Withdrawn EP0102427A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP82304647A EP0102427A1 (fr) 1982-09-03 1982-09-03 Procédé pour la fabrication de barres et d'arbres creux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP82304647A EP0102427A1 (fr) 1982-09-03 1982-09-03 Procédé pour la fabrication de barres et d'arbres creux

Publications (1)

Publication Number Publication Date
EP0102427A1 true EP0102427A1 (fr) 1984-03-14

Family

ID=8189765

Family Applications (1)

Application Number Title Priority Date Filing Date
EP82304647A Withdrawn EP0102427A1 (fr) 1982-09-03 1982-09-03 Procédé pour la fabrication de barres et d'arbres creux

Country Status (1)

Country Link
EP (1) EP0102427A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0445470A2 (fr) * 1990-03-08 1991-09-11 Joseph A. Simon Crémaillère allongée à construction légère et procédé de sa fabrication

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE129857C (fr) *
CH308330A (de) * 1951-12-31 1955-07-15 Kreidler Alfred Verfahren und Vorrichtung zur Herstellung von langgestreckten Körpern mit abschnittsweise unterschiedlichem Profil.
GB923725A (en) * 1961-07-26 1963-04-18 Lemelson Jerome H Extrusion apparatus
US4292831A (en) * 1979-10-24 1981-10-06 Simon Joseph A Process for extruding a metal tube with inwardly thickened end portions

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE129857C (fr) *
CH308330A (de) * 1951-12-31 1955-07-15 Kreidler Alfred Verfahren und Vorrichtung zur Herstellung von langgestreckten Körpern mit abschnittsweise unterschiedlichem Profil.
GB923725A (en) * 1961-07-26 1963-04-18 Lemelson Jerome H Extrusion apparatus
US4292831A (en) * 1979-10-24 1981-10-06 Simon Joseph A Process for extruding a metal tube with inwardly thickened end portions

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0445470A2 (fr) * 1990-03-08 1991-09-11 Joseph A. Simon Crémaillère allongée à construction légère et procédé de sa fabrication
EP0445470A3 (en) * 1990-03-08 1992-01-15 Joseph A. Simon Elongated,lightweight rack and method for making same

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): DE FR GB NL SE

17P Request for examination filed

Effective date: 19840823

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Withdrawal date: 19860805

RIN1 Information on inventor provided before grant (corrected)

Inventor name: SLUTAS, JOHAN