the cutting edges on consecutive teeth being helically arranged

Patents Grantslast 30 patents

  • Information Patent Grant

    Laminated gear shaving tools

    • Patent number 4,848,976
    • Issue date Jul 18, 1989
    • James C. Crockett
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Toothed tool having cutting edges on the tooth surfaces

    • Patent number 3,943,822
    • Issue date Mar 16, 1976
    • Carl Hurth Maschinen und Zahnradfabrik
    • Herbert Loos
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3828597

    • Patent number 3,828,597
    • Issue date Aug 13, 1974
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3685112

    • Patent number 3,685,112
    • Issue date Aug 22, 1972
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3220090

    • Patent number 3,220,090
    • Issue date Nov 30, 1965
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3208128

    • Patent number 3,208,128
    • Issue date Sep 28, 1965
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3182557

    • Patent number 3,182,557
    • Issue date May 11, 1965
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3169447

    • Patent number 3,169,447
    • Issue date Feb 16, 1965
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2356868

    • Patent number 2,356,868
    • Issue date Aug 29, 1944
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2329284

    • Patent number 2,329,284
    • Issue date Sep 14, 1943
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2305145

    • Patent number 2,305,145
    • Issue date Dec 15, 1942
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2137146

    • Patent number 2,137,146
    • Issue date Nov 15, 1938
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR