Tool changers

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and method for changing dies

    • Patent number 6,200,245
    • Issue date Mar 13, 2001
    • Ishikawajima-Harima Heavy Industries Co., Ltd.
    • Yasushi Dodo
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Sizing press and die system

    • Patent number 5,600,986
    • Issue date Feb 11, 1997
    • Kawasaki Steel Corporation
    • Takashi Ishikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Upsetting press for reducing the width of slabs in hot-rolled wide...

    • Patent number 5,205,148
    • Issue date Apr 27, 1993
    • SMS Schloemann-Siemag Aktiengesellschaft
    • Gerhard Heitze
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for replacing pressing dies in upsetting press

    • Patent number 5,168,744
    • Issue date Dec 8, 1992
    • SMS Schloemann-Siemag Aktiengesellschaft
    • Gerhard Heitze
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of widthwise rolling of rolled material and apparatus therefor

    • Patent number 4,387,586
    • Issue date Jun 14, 1983
    • Hitachi, Ltd.
    • Hiroshi Awazuhara
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3834218

    • Patent number 3,834,218
    • Issue date Sep 10, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents