DE135760C - - Google Patents

Info

Publication number
DE135760C
DE135760C DENDAT135760D DE135760DA DE135760C DE 135760 C DE135760 C DE 135760C DE NDAT135760 D DENDAT135760 D DE NDAT135760D DE 135760D A DE135760D A DE 135760DA DE 135760 C DE135760 C DE 135760C
Authority
DE
Germany
Prior art keywords
core
funnel
sheet metal
sheet
pin
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.)
Active
Application number
DENDAT135760D
Other languages
German (de)
English (en)
Publication of DE135760C publication Critical patent/DE135760C/de
Active 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
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0818—Manufacture of tubes by drawing of strip material through dies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
DENDAT135760D Active DE135760C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE135760C true DE135760C (enrdf_load_stackoverflow)

Family

ID=403775

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT135760D Active DE135760C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE135760C (enrdf_load_stackoverflow)

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