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ITMI960624A0 - - Google Patents

Info

Publication number
ITMI960624A0
ITMI960624A0 ITMI960624A ITMI960624A ITMI960624A0 IT MI960624 A0 ITMI960624 A0 IT MI960624A0 IT MI960624 A ITMI960624 A IT MI960624A IT MI960624 A ITMI960624 A IT MI960624A IT MI960624 A0 ITMI960624 A0 IT MI960624A0
Authority
IT
Italy
Application number
ITMI960624A
Other languages
Italian (it)
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 filed Critical
Publication of ITMI960624A0 publication Critical patent/ITMI960624A0/it
Priority to IT96MI000624A priority Critical patent/IT1283320B1/en
Priority to PCT/EP1997/001610 priority patent/WO1997036701A1/en
Priority to EP97915464A priority patent/EP0889763B1/en
Priority to HU9903345A priority patent/HU222308B1/en
Priority to DE69711030T priority patent/DE69711030T2/en
Priority to TR1998/01945T priority patent/TR199801945T2/en
Priority to IL12617097A priority patent/IL126170A/en
Priority to AU22931/97A priority patent/AU2293197A/en
Publication of ITMI960624A1 publication Critical patent/ITMI960624A1/en
Application granted granted Critical
Publication of IT1283320B1 publication Critical patent/IT1283320B1/en

Links

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
    • B21C23/03—Making uncoated products by both direct and backward extrusion
    • 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
    • B21C23/18—Making uncoated products by impact extrusion
    • 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
    • B21C23/20—Making uncoated products by backward extrusion
    • 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
    • B21C25/00—Profiling tools for metal extruding
    • B21C25/04—Mandrels
    • 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
    • B21K21/00—Making hollow articles not covered by a single preceding sub-group
    • B21K21/08—Shaping hollow articles with different cross-section in longitudinal direction, e.g. nozzles, spark-plugs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Extrusion Of Metal (AREA)
IT96MI000624A 1996-03-29 1996-03-29 VARIABLE THICKNESS EXTRUSION METHOD AND EXTRUSION GROUP ACCORDING TO THIS METHOD IT1283320B1 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT96MI000624A IT1283320B1 (en) 1996-03-29 1996-03-29 VARIABLE THICKNESS EXTRUSION METHOD AND EXTRUSION GROUP ACCORDING TO THIS METHOD
DE69711030T DE69711030T2 (en) 1996-03-29 1997-03-26 METHOD AND DEVICE FOR EXTRUDING PRODUCTS WITH VARIABLE CROSS SECTION
EP97915464A EP0889763B1 (en) 1996-03-29 1997-03-26 Variable-thickness extrusion method and extrusion unit in accordance with said method
HU9903345A HU222308B1 (en) 1996-03-29 1997-03-26 Method and extrusion unit for extrusion of bored metal products especially of cartridge cases
PCT/EP1997/001610 WO1997036701A1 (en) 1996-03-29 1997-03-26 Variable-thickness extrusion method and extrusion unit in accordance with said method
TR1998/01945T TR199801945T2 (en) 1996-03-29 1997-03-26 A rolling method of varying thickness and the rolling unit associated with that method.
IL12617097A IL126170A (en) 1996-03-29 1997-03-26 Variable-thickness extrusion method and extrusion unit in accordance with said method
AU22931/97A AU2293197A (en) 1996-03-29 1997-03-26 Variable-thickness extrusion method and extrusion unit in accordance with said method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI000624A IT1283320B1 (en) 1996-03-29 1996-03-29 VARIABLE THICKNESS EXTRUSION METHOD AND EXTRUSION GROUP ACCORDING TO THIS METHOD

Publications (3)

Publication Number Publication Date
ITMI960624A0 true ITMI960624A0 (en) 1996-03-29
ITMI960624A1 ITMI960624A1 (en) 1997-09-29
IT1283320B1 IT1283320B1 (en) 1998-04-16

Family

ID=11373823

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96MI000624A IT1283320B1 (en) 1996-03-29 1996-03-29 VARIABLE THICKNESS EXTRUSION METHOD AND EXTRUSION GROUP ACCORDING TO THIS METHOD

Country Status (8)

Country Link
EP (1) EP0889763B1 (en)
AU (1) AU2293197A (en)
DE (1) DE69711030T2 (en)
HU (1) HU222308B1 (en)
IL (1) IL126170A (en)
IT (1) IT1283320B1 (en)
TR (1) TR199801945T2 (en)
WO (1) WO1997036701A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2899499B1 (en) * 2006-04-11 2009-02-27 Manoir Ind Soc Par Actions Sim PRECISION EXTRUSION METHOD FOR HOLLOW METAL PIECES AND ASSOCIATED DEVICE
DE102008027423A1 (en) * 2008-06-10 2009-12-17 Neumayer Tekfor Holding Gmbh Pressing part and method for its production
CN103464498A (en) * 2012-06-06 2013-12-25 镇江建华轴承有限公司 Precise processing method for specially-shaped cavity of bearing outer ring
EP3345694B1 (en) * 2017-01-05 2024-05-22 FELSS Systems GmbH Method and device for locally thickening a hollow body
WO2018203110A1 (en) * 2017-05-04 2018-11-08 I.N.C.A. S.P.A. A Socio Unico Method for forming objects made of metal by backward extrusion and die for carrying out the method
CN108043899B (en) * 2017-12-20 2019-01-11 万金芬 A kind of manufacture system of part boss steel plate strip
DE102019002187B4 (en) * 2019-03-27 2020-10-15 Universität Stuttgart Method and device for producing a component with a thread
CN111112364B (en) * 2019-12-25 2022-07-19 北京机电研究所有限公司 Stepped deep hole extrusion process suitable for elastomer deep hole extrusion piece
CN111389944B (en) * 2020-03-26 2021-01-29 燕山大学 Extrusion rotary forming method for thick-wall cylinder
CN112517816B (en) * 2020-10-16 2022-04-08 中北大学 Bidirectional intermittent differential upsetting composite extrusion forming method for outer longitudinal rib cylindrical part
CN112517657B (en) * 2020-10-16 2022-04-08 中北大学 Two-way differential extrusion forming method of outer longitudinal rib cylindrical parts
CN112517658B (en) * 2020-10-16 2022-04-08 中北大学 Bidirectional differential extrusion forming die for external longitudinal rib cylindrical part
US12313386B2 (en) 2023-10-30 2025-05-27 Mannis Operations LLC Modifying a projectile casing

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE327315C (en) * 1920-01-23 1920-10-09 Oberschlesische Eisenbahn Beda Method and die for the production of hollow bodies provided with external attachments
CH90356A (en) * 1920-08-10 1921-09-01 Usines Thecla S A Device for hot forging metals.
US1702278A (en) * 1928-05-18 1929-02-19 Simons Abraham Method of making seamless containers
FR1112344A (en) * 1953-11-12 1956-03-13 Kabel U Metallwerke Neumeyer A Method and device for press-stamping, in particular cold, flanged-shaped parts made of metal, preferably steel
DE2144006C3 (en) * 1971-09-02 1974-03-07 Kabel- Und Metallwerke Gutehoffnungshuette Ag, 3000 Hannover Process for the manufacture of bevel gears
CH633980A5 (en) * 1980-03-05 1983-01-14 Tusa Sa Impact extrusion device
JPS58110118A (en) * 1981-12-25 1983-06-30 Nissan Motor Co Ltd Production of cylindrical body
JPS59199142A (en) * 1983-04-27 1984-11-12 Tokai Rika Co Ltd Cold forging method of hollow cylindrical body
JPS62107838A (en) * 1985-11-05 1987-05-19 Toyota Motor Corp Method for forming bottomed cup with tapered bore

Also Published As

Publication number Publication date
ITMI960624A1 (en) 1997-09-29
WO1997036701A1 (en) 1997-10-09
HUP9903345A3 (en) 2000-04-28
EP0889763B1 (en) 2002-03-13
AU2293197A (en) 1997-10-22
DE69711030T2 (en) 2002-09-19
IL126170A (en) 2001-09-13
EP0889763A1 (en) 1999-01-13
TR199801945T2 (en) 1999-02-22
IL126170A0 (en) 1999-05-09
DE69711030D1 (en) 2002-04-18
IT1283320B1 (en) 1998-04-16
HU222308B1 (en) 2003-06-28
HUP9903345A2 (en) 2000-02-28

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Legal Events

Date Code Title Description
0001 Granted