TREA

which move in an orbit without rotating round the work

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  • B21D3/08
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BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING METAL B21D3/00Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts

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B21D3/08which move in an orbit without rotating round the work
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and method of straightening the ends of elongated workpieces
    • Patent number 5,103,666
    • Issue date Apr 14, 1992
    • Mannesmann Aktiengesellschaft
    • Hermann Schroeder
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for straightening drawn round stock and apparatus for the pr...
    • Patent number 4,489,582
    • Issue date Dec 25, 1984
    • Firma Schumag GmbH
    • Johann Mostert
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and device for straightening elongated drawn round stock
    • Patent number 4,356,715
    • Issue date Nov 2, 1982
    • Schumag GmbH
    • Erwin Bock
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Device for drawing-off and straightening cylindrically shaped stock
    • Patent number 4,090,381
    • Issue date May 23, 1978
    • Mikhail Vladimirovich Babasov
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Combined drawing and straightening machine for metallic tubes or rods
    • Patent number 4,047,418
    • Issue date Sep 13, 1977
    • Kieserling & Albrecht
    • Ralf Fangmeier
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Machine for straightening wires
    • Patent number 4,046,177
    • Issue date Sep 6, 1977
    • Hans Louis
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Paired-roll straightening machine
    • Patent number 3,979,937
    • Issue date Sep 14, 1976
    • Jury Lukich Semenenko
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3717020
    • Patent number 3,717,020
    • Issue date Feb 20, 1973
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3627187
    • Patent number 3,627,187
    • Issue date Dec 14, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3518868
    • Patent number 3,518,868
    • Issue date Jul 7, 1970
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3422652
    • Patent number 3,422,652
    • Issue date Jan 21, 1969
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3301030
    • Patent number 3,301,030
    • Issue date Jan 31, 1967
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3285047
    • Patent number 3,285,047
    • Issue date Nov 15, 1966
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3254520
    • Patent number 3,254,520
    • Issue date Jun 7, 1966
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3222906
    • Patent number 3,222,906
    • Issue date Dec 14, 1965
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3176496
    • Patent number 3,176,496
    • Issue date Apr 6, 1965
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3068931
    • Patent number 3,068,931
    • Issue date Dec 18, 1962
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3053307
    • Patent number 3,053,307
    • Issue date Sep 11, 1962
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2487141
    • Patent number 2,487,141
    • Issue date Nov 8, 1949
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2389885
    • Patent number 2,389,885
    • Issue date Nov 27, 1945
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1979134
    • Patent number 1,979,134
    • Issue date Oct 30, 1934
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1977223
    • Patent number 1,977,223
    • Issue date Oct 16, 1934
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1473256
    • Patent number 1,473,256
    • Issue date Nov 6, 1923
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents