FR2457137B1 - - Google Patents

Info

Publication number
FR2457137B1
FR2457137B1 FR8010765A FR8010765A FR2457137B1 FR 2457137 B1 FR2457137 B1 FR 2457137B1 FR 8010765 A FR8010765 A FR 8010765A FR 8010765 A FR8010765 A FR 8010765A FR 2457137 B1 FR2457137 B1 FR 2457137B1
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
FR8010765A
Other languages
French (fr)
Other versions
FR2457137A1 (fr
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.)
Siekmann & Co Rohrbogenwerk
Original Assignee
Siekmann & Co Rohrbogenwerk
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 Siekmann & Co Rohrbogenwerk filed Critical Siekmann & Co Rohrbogenwerk
Publication of FR2457137A1 publication Critical patent/FR2457137A1/fr
Application granted granted Critical
Publication of FR2457137B1 publication Critical patent/FR2457137B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
FR8010765A 1979-05-22 1980-05-13 Cintreuse pour tubes Granted FR2457137A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792920623 DE2920623A1 (de) 1979-05-22 1979-05-22 Vorrichtung zum biegen von rohren

Publications (2)

Publication Number Publication Date
FR2457137A1 FR2457137A1 (fr) 1980-12-19
FR2457137B1 true FR2457137B1 (enrdf_load_stackoverflow) 1984-11-23

Family

ID=6071358

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8010765A Granted FR2457137A1 (fr) 1979-05-22 1980-05-13 Cintreuse pour tubes

Country Status (6)

Country Link
AT (1) AT368723B (enrdf_load_stackoverflow)
BE (1) BE883133A (enrdf_load_stackoverflow)
DE (1) DE2920623A1 (enrdf_load_stackoverflow)
FR (1) FR2457137A1 (enrdf_load_stackoverflow)
GB (1) GB2050219B (enrdf_load_stackoverflow)
IT (1) IT1140928B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103071708B (zh) * 2011-12-30 2016-07-06 河北建设集团有限公司 大直径钢管简易弯管装置
CN104368686B (zh) * 2014-10-10 2016-02-10 湖州机床厂有限公司 一种弯管装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1527410A1 (de) * 1964-04-28 1969-11-13 Siekmann & Co Rohrbogenwerk Vorrichtung zum Biegen von Rohren zu Rohrboegen
FR2269385A1 (en) * 1974-05-02 1975-11-28 Belliot Jacques Bending mandrel for tube bending machine - has discs threaded on cable with end stop and hole receiving locking pin
DE2605795C2 (de) * 1976-02-13 1981-10-08 Sidro Rohrbogen GmbH, 4980 Bünde Anordnung zum Herstellen von einzelnen Rohrbogen

Also Published As

Publication number Publication date
AT368723B (de) 1982-11-10
GB2050219A (en) 1981-01-07
DE2920623A1 (de) 1980-12-04
IT8021559A0 (it) 1980-04-22
DE2920623C2 (enrdf_load_stackoverflow) 1989-05-03
GB2050219B (en) 1982-11-24
FR2457137A1 (fr) 1980-12-19
BE883133A (fr) 1980-09-01
IT1140928B (it) 1986-10-10
ATA266580A (de) 1982-03-15

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse