TREA

operated by electro-magnets

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  • CPC
  • B21J7/30
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21JFORGING HAMMERING PRESSING METAL RIVETING FORGE FURNACES B21J7/00Hammers Forging machines with hammers or die jaws acting by impact

Current Industry

B21J7/30operated by electro-magnets
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Forging hammer having an electric linear drive
    • Patent number 11,097,334
    • Issue date Aug 24, 2021
    • Langenstein & Schemann GmbH
    • Markus Otto
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Forming machine, in particular a forging hammer
    • Patent number 10,293,398
    • Issue date May 21, 2019
    • Langenstein & Schemann GmbH
    • Markus Otto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Riveting device and riveting method
    • Patent number 9,375,781
    • Issue date Jun 28, 2016
    • Airbus Operations GmbH
    • Robert Alexander Goehlich
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Opposed current flow magnetic pulse forming and joining system
    • Patent number 7,395,597
    • Issue date Jul 8, 2008
    • Edison Welding Institute Inc
    • Haiping Shao
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method of using an impact machine
    • Patent number 6,764,644
    • Issue date Jul 20, 2004
    • Hydropulsor AB
    • Kurt Dahlberg
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Metal fiber end sleeve for a flexible fiber optic light guide and m...
    • Patent number 6,085,011
    • Issue date Jul 4, 2000
    • Schott Glas
    • Christoph Klausmann
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Die apparatus having an electromagnetic drive
    • Patent number 4,703,644
    • Issue date Nov 3, 1987
    • Kurt Waldner
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Ram assembly for electromagnetic riveter
    • Patent number 4,417,463
    • Issue date Nov 29, 1983
    • The Boeing Company
    • Paul E. Nelson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Recoil assembly for electromagnetic high energy impact apparatus
    • Patent number 4,151,735
    • Issue date May 1, 1979
    • The Boeing Company
    • Arthur W. McDermott
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Ram assembly for electromagnetic high energy impact apparatus
    • Patent number 4,132,108
    • Issue date Jan 2, 1979
    • The Boeing Company
    • Franciscus Hogenhout
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for working a hole
    • Patent number 4,129,028
    • Issue date Dec 12, 1978
    • Grumman Aerospace Corporation
    • Basil P. Leftheris
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electromagnetic high energy impact apparatus
    • Patent number 4,128,000
    • Issue date Dec 5, 1978
    • The Boeing Company
    • Franciscus Hogenhout
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of welding metals using stress waves
    • Patent number 3,961,739
    • Issue date Jun 8, 1976
    • Grumman Aerospace Corporation
    • Basil P. Leftheris
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and apparatus for driving interference-fit fasteners
    • Patent number 3,945,109
    • Issue date Mar 23, 1976
    • Grumman Aerospace Corporation
    • Basil P. Leftheris
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3824824
    • Patent number 3,824,824
    • Issue date Jul 23, 1974
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3811313
    • Patent number 3,811,313
    • Issue date May 21, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3737990
    • Patent number 3,737,990
    • Issue date Jun 12, 1973
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3709083
    • Patent number 3,709,083
    • Issue date Jan 9, 1973
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3704506
    • Patent number 3,704,506
    • Issue date Dec 5, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3611783
    • Patent number 3,611,783
    • Issue date Oct 12, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3560693
    • Patent number 3,560,693
    • Issue date Feb 2, 1971
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3385375
    • Patent number 3,385,375
    • Issue date May 28, 1968
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3327623
    • Patent number 3,327,623
    • Issue date Jun 27, 1967
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    1643875
    • Patent number 1,643,875
    • Issue date Sep 27, 1927
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents