ATA6984A - Verfahren zum herstellen von rohrbogenhalbschalen - Google Patents

Verfahren zum herstellen von rohrbogenhalbschalen

Info

Publication number
ATA6984A
ATA6984A AT6984A AT6984A ATA6984A AT A6984 A ATA6984 A AT A6984A AT 6984 A AT6984 A AT 6984A AT 6984 A AT6984 A AT 6984A AT A6984 A ATA6984 A AT A6984A
Authority
AT
Austria
Prior art keywords
half shells
producing tube
tube bow
bow half
producing
Prior art date
Application number
AT6984A
Other languages
English (en)
Other versions
AT382330B (de
Original Assignee
Wotsch Werner
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 Wotsch Werner filed Critical Wotsch Werner
Priority to AT6984A priority Critical patent/AT382330B/de
Publication of ATA6984A publication Critical patent/ATA6984A/de
Application granted granted Critical
Publication of AT382330B publication Critical patent/AT382330B/de

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
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
    • 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
    • B21C37/286—Making tube fittings for connecting pipes, e.g. U-pieces starting from sheet material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
AT6984A 1984-01-12 1984-01-12 Verfahren zum herstellen von rohrbogenhalbschalen AT382330B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT6984A AT382330B (de) 1984-01-12 1984-01-12 Verfahren zum herstellen von rohrbogenhalbschalen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT6984A AT382330B (de) 1984-01-12 1984-01-12 Verfahren zum herstellen von rohrbogenhalbschalen

Publications (2)

Publication Number Publication Date
ATA6984A true ATA6984A (de) 1986-07-15
AT382330B AT382330B (de) 1987-02-10

Family

ID=3480707

Family Applications (1)

Application Number Title Priority Date Filing Date
AT6984A AT382330B (de) 1984-01-12 1984-01-12 Verfahren zum herstellen von rohrbogenhalbschalen

Country Status (1)

Country Link
AT (1) AT382330B (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD42243A (de) *
GB1245907A (en) * 1970-01-21 1971-09-15 Ronland James Latham A method of and means for making metal elbows, return bends and the like
US3833985A (en) * 1972-11-13 1974-09-10 J Curry Method for making curved tubes
DE2642942C3 (de) * 1976-09-24 1980-02-07 Fa. Theodor Fricke, 4402 Greven- Reckenfeld Verfahren und Vorrichtung zur Herstellung von Bogenhalbschalen

Also Published As

Publication number Publication date
AT382330B (de) 1987-02-10

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee