DE2940008A1 - Verfahren zur herstellung eines hohlprofils - Google Patents

Verfahren zur herstellung eines hohlprofils

Info

Publication number
DE2940008A1
DE2940008A1 DE19792940008 DE2940008A DE2940008A1 DE 2940008 A1 DE2940008 A1 DE 2940008A1 DE 19792940008 DE19792940008 DE 19792940008 DE 2940008 A DE2940008 A DE 2940008A DE 2940008 A1 DE2940008 A1 DE 2940008A1
Authority
DE
Germany
Prior art keywords
profile
holes
blind holes
mandrel
cross
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.)
Granted
Application number
DE19792940008
Other languages
German (de)
English (en)
Other versions
DE2940008C2 (enrdf_load_stackoverflow
Inventor
Ing.(grad.) Franz-Josef 4500 Osnabrück Holtorf
Wolfgang Dipl.-Ing. Niwiera
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.)
KM Kabelmetal AG
Original Assignee
KM Kabelmetal AG
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 KM Kabelmetal AG filed Critical KM Kabelmetal AG
Priority to DE19792940008 priority Critical patent/DE2940008A1/de
Publication of DE2940008A1 publication Critical patent/DE2940008A1/de
Application granted granted Critical
Publication of DE2940008C2 publication Critical patent/DE2940008C2/de
Granted 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, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/151—Making tubes with multiple passages

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
DE19792940008 1979-10-03 1979-10-03 Verfahren zur herstellung eines hohlprofils Granted DE2940008A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19792940008 DE2940008A1 (de) 1979-10-03 1979-10-03 Verfahren zur herstellung eines hohlprofils

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792940008 DE2940008A1 (de) 1979-10-03 1979-10-03 Verfahren zur herstellung eines hohlprofils

Publications (2)

Publication Number Publication Date
DE2940008A1 true DE2940008A1 (de) 1981-05-14
DE2940008C2 DE2940008C2 (enrdf_load_stackoverflow) 1987-11-12

Family

ID=6082530

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792940008 Granted DE2940008A1 (de) 1979-10-03 1979-10-03 Verfahren zur herstellung eines hohlprofils

Country Status (1)

Country Link
DE (1) DE2940008A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8336604B2 (en) * 2006-12-14 2012-12-25 Cta Technology (Proprietary) Limited Manufacturing method for a multi-channel copper tube, and manufacturing apparatus for the tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8336604B2 (en) * 2006-12-14 2012-12-25 Cta Technology (Proprietary) Limited Manufacturing method for a multi-channel copper tube, and manufacturing apparatus for the tube

Also Published As

Publication number Publication date
DE2940008C2 (enrdf_load_stackoverflow) 1987-11-12

Similar Documents

Publication Publication Date Title
DE112006000619B4 (de) Verfahren zum Herstellen einer Lenkungszahnstange
DE69312807T2 (de) Verfahren und Vorrichtung zum Herstellen einer rohrförmigen Zahnstange
DE19614656A1 (de) Verfahren zum Erhöhen der Wandungsstärke bei Hohlprofilen
EP1954420B1 (de) Verfahren und vorrichtung zum kernlosen einformen von hohlprofilen
DE3102867A1 (de) Vorrichtung zur verformen des endabschnittes eines rohres
DE3000506A1 (de) Verfahren zur herstellung eines rippenrohrs
DE102010034617A1 (de) Verfahren zur Herstellung von Komponenten eines Wälzlagers
DE4211172A1 (de) Spulenkörper und Verfahren zu dessen Herstellung
DE69010887T2 (de) Langgestreckte, leichtgebaute Zahnstange und Verfahren zu ihrer Herstellung.
EP0014474B1 (de) Verfahren zur Herstellung eines Rohres
DE224576C (enrdf_load_stackoverflow)
DE2940008A1 (de) Verfahren zur herstellung eines hohlprofils
DE102005003933B4 (de) Dorn zum Strangpressen von Gegenständen und Verfahren zur Herstellung eines Strangpressproduktes
DE3816090C2 (enrdf_load_stackoverflow)
EP0765967B1 (de) Verfahren zur Herstellung eines Querkraftdornes und Querkraftdorn hergestellt nach diesem Verfahren
DE2939864C2 (enrdf_load_stackoverflow)
DE2225966C2 (de) Verfahern zur Herstellung von Nietverbindungen und Vorrichtung zur Durchführung des Verfahrens
DE19744787A1 (de) Stanzniet sowie Verfahren zu dessen Herstellung
AT411439B (de) Verfahren zur herstellung eines armierungsstabes
EP2123375A1 (de) Hohler Pleuel
DE1758560A1 (de) Verfahren zur Herstellung eines heissverformten Produktes auf Aluminiumbasis
DE3326170A1 (de) Metallisches zahnstangenglied, verfahren zu dessen herstellung und lenkgetriebe unter verwendung eines solchen zahnstangengliedes
EP0892689B1 (de) Verfahren zum erhöhen der wandungsstärke bei hohlprofilen
DE2738179A1 (de) Lenkungswelle und verfahren zu deren herstellung
DE60013103T2 (de) Verfahren, Vorrichtung und Werkstück zur Herstellung eines Wärmeübertragungsteils

Legal Events

Date Code Title Description
OR8 Request for search as to paragraph 43 lit. 1 sentence 1 patent law
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee