one roll being covered with deformable material

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of manufacturing a cylindrical housing of an exhaust gas tre...

    • Patent number 10,625,319
    • Issue date Apr 21, 2020
    • FAURECIA EMISSIONS CONTROL TECHNOLOGIES, GERMANY GMBH
    • Roland Wolf
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Roll-forming or bending machine

    • Patent number 7,536,891
    • Issue date May 26, 2009
    • Weil Engineering GmbH
    • Wolfgang Weil
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bending roll apparatus

    • Patent number 7,065,999
    • Issue date Jun 27, 2006
    • Nippon Steel Corporation
    • Hiroshi Fukuchi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Roll bending die

    • Patent number 6,751,995
    • Issue date Jun 22, 2004
    • Steven W. Sabasta
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Two-roll rounding machine and method for rounding sheet-metal blanks

    • Patent number 6,631,631
    • Issue date Oct 14, 2003
    • Elpatronic AG
    • Eugen Müller
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of manufacturing automotive sunshade panel

    • Patent number 6,572,721
    • Issue date Jun 3, 2003
    • Showa Aluminum Corporation
    • Yuko Ito
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Automotive sunshade panel and method of manufacturing same

    • Patent number 6,332,644
    • Issue date Dec 25, 2001
    • Showa Denko K.K.
    • Yuko Ito
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Process and apparatus for rounding sheet-metal blanks

    • Patent number 5,592,844
    • Issue date Jan 14, 1997
    • Elpatronic AG
    • Michael Baumgartner
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Device for producing metal rings

    • Patent number 5,522,245
    • Issue date Jun 4, 1996
    • Calsonic Corporation
    • Kimio Nozaki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Roll bending machine

    • Patent number 4,777,816
    • Issue date Oct 18, 1988
    • Inoue Sangyo Co. Ltd.
    • Yasutaka Inoue
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bending and helix-forming apparatus

    • Patent number 4,145,904
    • Issue date Mar 27, 1979
    • Societe Meusienne de Constructions Mechaniques
    • Marcel A. Giros
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3899911

    • Patent number 3,899,911
    • Issue date Aug 19, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3628360

    • Patent number 3,628,360
    • Issue date Dec 21, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3478555

    • Patent number 3,478,555
    • Issue date Nov 18, 1969
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3438232

    • Patent number 3,438,232
    • Issue date Apr 15, 1969
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3431622

    • Patent number 3,431,622
    • Issue date Mar 11, 1969
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3371513

    • Patent number 3,371,513
    • Issue date Mar 5, 1968
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3304757

    • Patent number 3,304,757
    • Issue date Feb 21, 1967
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3279234

    • Patent number 3,279,234
    • Issue date Oct 18, 1966
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3205689

    • Patent number 3,205,689
    • Issue date Sep 14, 1965
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2769477

    • Patent number 2,769,477
    • Issue date Nov 6, 1956
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2719562

    • Patent number 2,719,562
    • Issue date Oct 4, 1955
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2454282

    • Patent number 2,454,282
    • Issue date Nov 23, 1948
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    Method of Manufacturing a Cylindrical Housing of an Exhaust System...

    • Publication number 20180169728
    • Publication date Jun 21, 2018
    • Faurecia Emissions Control Technologies, Germany GmbH
    • Roland Wolf
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    ROLL-FORMING OR BENDING MACHINE

    • Publication number 20080098785
    • Publication date May 1, 2008
    • Weil Engineering GmbH
    • Wolfgang Weil
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Bending roll apparatus

    • Publication number 20040261483
    • Publication date Dec 30, 2004
    • Hiroshi Fukuchi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Two-roll rounding machine and method for rounding sheet-metal blanks

    • Publication number 20020043088
    • Publication date Apr 18, 2002
    • Eugen Muller
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...