GB1215074A - Improvements in the cold-forming of tubular bodies - Google Patents

Improvements in the cold-forming of tubular bodies

Info

Publication number
GB1215074A
GB1215074A GB08620/68A GB1862068A GB1215074A GB 1215074 A GB1215074 A GB 1215074A GB 08620/68 A GB08620/68 A GB 08620/68A GB 1862068 A GB1862068 A GB 1862068A GB 1215074 A GB1215074 A GB 1215074A
Authority
GB
United Kingdom
Prior art keywords
blank
die
punch
cold
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.)
Expired
Application number
GB08620/68A
Other languages
English (en)
Inventor
Eskil Monestam
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.)
ABB Norden Holding AB
Original Assignee
Allmanna Svenska Elektriska 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 Allmanna Svenska Elektriska AB filed Critical Allmanna Svenska Elektriska AB
Publication of GB1215074A publication Critical patent/GB1215074A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B21K21/06—Shaping thick-walled hollow articles, e.g. projectiles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
GB08620/68A 1967-04-20 1968-04-19 Improvements in the cold-forming of tubular bodies Expired GB1215074A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE05516/67A SE351377B (zh) 1967-04-20 1967-04-20

Publications (1)

Publication Number Publication Date
GB1215074A true GB1215074A (en) 1970-12-09

Family

ID=20266652

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08620/68A Expired GB1215074A (en) 1967-04-20 1968-04-19 Improvements in the cold-forming of tubular bodies

Country Status (5)

Country Link
US (1) US3553994A (zh)
DE (1) DE1752175A1 (zh)
FR (1) FR1561669A (zh)
GB (1) GB1215074A (zh)
SE (1) SE351377B (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4856824A (en) * 1986-02-27 1989-08-15 Norsk Hydro A.S. Method of manufacture of manifolds and manifold provided by such method
ES2426319B1 (es) * 2012-04-19 2014-09-02 Expal Systems, S.A. Proceso y sistema de conformado de una lámina metálica
CN103551439B (zh) * 2013-11-12 2015-05-06 张有龙 包装容器法兰无污染冷挤压成型方法及冷挤压模具
CN104084446B (zh) * 2014-06-26 2016-03-02 梧州恒声电子科技有限公司 一种具有反挤压和拉伸工序的拉管类产品的生产工艺

Also Published As

Publication number Publication date
FR1561669A (zh) 1969-03-28
SE351377B (zh) 1972-11-27
DE1752175A1 (de) 1971-04-08
US3553994A (en) 1971-01-12

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