FR1565445A - - Google Patents

Info

Publication number
FR1565445A
FR1565445A FR1565445DA FR1565445A FR 1565445 A FR1565445 A FR 1565445A FR 1565445D A FR1565445D A FR 1565445DA FR 1565445 A FR1565445 A FR 1565445A
Authority
FR
France
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR1565445A publication Critical patent/FR1565445A/fr
Expired legal-status Critical Current

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
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/283—Making U-pieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D9/00—Bending tubes using mandrels or the like
    • B21D9/12—Bending tubes using mandrels or the like by pushing over a curved mandrel; by pushing through a curved die
    • B21D9/125—Bending tubes using mandrels or the like by pushing over a curved mandrel; by pushing through a curved die by pushing through a curved die

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
FR1565445D 1968-01-18 1968-01-18 Expired FR1565445A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR136563 1968-01-18

Publications (1)

Publication Number Publication Date
FR1565445A true FR1565445A (zh) 1969-05-02

Family

ID=8644759

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1565445D Expired FR1565445A (zh) 1968-01-18 1968-01-18

Country Status (7)

Country Link
BE (1) BE725699A (zh)
CH (1) CH500779A (zh)
DE (2) DE1902285A1 (zh)
ES (1) ES362660A1 (zh)
FR (1) FR1565445A (zh)
GB (1) GB1198220A (zh)
LU (1) LU57587A1 (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1030939B (it) * 1974-12-20 1979-04-10 Tag Vertrieb Ag Metodo per la curvatura di corpi tubolari ed apparecchiatura attuante tale metodo
DE3701612A1 (de) * 1987-01-21 1988-08-04 Benteler Werke Ag Verfahren zum biegen von rohren und stuetzdorn zur durchfuehrung des verfahrens
JP2013104465A (ja) * 2011-11-11 2013-05-30 Sanwa Boeki Kk 多方管継手の製造方法
CN102773306B (zh) * 2012-08-09 2017-07-18 赵肖运 挤压管通件的填充介质及其挤压管通件的制作工艺

Also Published As

Publication number Publication date
DE1902285A1 (de) 1969-10-02
CH500779A (fr) 1970-12-31
DE6901753U (de) 1971-11-04
ES362660A1 (es) 1970-12-01
LU57587A1 (zh) 1969-04-08
BE725699A (zh) 1969-05-29
GB1198220A (en) 1970-07-08

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Legal Events

Date Code Title Description
ST Notification of lapse