TREA

Rolling locking screws

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Industry

  • CPC
  • B21H3/025
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21HMAKING PARTICULAR METAL OBJECTS BY ROLLING B21H3/00Making helical bodies or bodies having parts of helical shape

Current Industry

B21H3/025Rolling locking screws
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Screw thread structure for preventing being pulled out and tool for...
    • Patent number 10,871,182
    • Issue date Dec 22, 2020
    • DAE KWANG METAL.CO.LTD
    • Hyeon Woo Seo
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Metric self-tapping locking screw and the manufacturing method thereof
    • Patent number 10,385,903
    • Issue date Aug 20, 2019
    • Essence Fastening System (Shanghai) Co., Ltd.
    • Qinfeng Yi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compound die for dual thread forming
    • Patent number 9,643,237
    • Issue date May 9, 2017
    • Mark Doll
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Anti-loose screw and a die device for forming same
    • Patent number 9,140,292
    • Issue date Sep 22, 2015
    • Cheng-Chuan Lu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Male screw and method for manufacturing same
    • Patent number 6,033,313
    • Issue date Mar 7, 2000
    • Terufumi Nojikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Male screw and method for manufacturing same
    • Patent number 5,868,536
    • Issue date Feb 9, 1999
    • Terufumi Nojikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Die set for forming a fastener with thread lock
    • Patent number 5,483,810
    • Issue date Jan 16, 1996
    • Monogram Aerospace Fasteners
    • Edgar L. Stencel
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Screw and thread rolling die
    • Patent number 5,358,366
    • Issue date Oct 25, 1994
    • O S G Corporation
    • Yasuo Suzuki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Fastener with thread lock
    • Patent number 5,340,253
    • Issue date Aug 23, 1994
    • Monogram Aerospace Fasteners
    • Edgar L. Stencel
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of rolling a screw with groove for self-locking
    • Patent number 4,782,681
    • Issue date Nov 8, 1988
    • JSM Screw Co., Ltd.
    • Masao Kawashima
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Rolling flat die for manufacturing a screw with groove for self-loc...
    • Patent number 4,782,688
    • Issue date Nov 8, 1988
    • JSM Screw Co., Ltd.
    • Masao Kawashima
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Screw with groove for self-lock and method and rolling flat die for...
    • Patent number 4,764,067
    • Issue date Aug 16, 1988
    • JSM Screw Co., Ltd.
    • Masao Kawashima
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of making screws and dies therefor
    • Patent number 4,561,277
    • Issue date Dec 31, 1985
    • Conti Fasteners AG
    • Hubert Taubert
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Self-locking threaded fastener
    • Patent number 4,351,626
    • Issue date Sep 28, 1982
    • Horace D. Holmes
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Screw threaded members and their manufacture
    • Patent number 4,237,948
    • Issue date Dec 9, 1980
    • Rubery Owen Fasteners Limited
    • Ernest Jones
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of producing a vibration resistant fastener
    • Patent number 4,136,416
    • Issue date Jan 30, 1979
    • SPS Technologies, Inc.
    • William J. Thomas
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3901066
    • Patent number 3,901,066
    • Issue date Aug 26, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3868871
    • Patent number 3,868,871
    • Issue date Mar 4, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3854350
    • Patent number 3,854,350
    • Issue date Dec 17, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3850215
    • Patent number 3,850,215
    • Issue date Nov 26, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3827268
    • Patent number 3,827,268
    • Issue date Aug 6, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3794092
    • Patent number 3,794,092
    • Issue date Feb 26, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3763909
    • Patent number 3,763,909
    • Issue date Oct 9, 1973
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3693389
    • Patent number 3,693,389
    • Issue date Sep 26, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3653241
    • Patent number 3,653,241
    • Issue date Apr 4, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3631702
    • Patent number 3,631,702
    • Issue date Jan 4, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3602026
    • Patent number 3,602,026
    • Issue date Aug 31, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3601830
    • Patent number 3,601,830
    • Issue date Aug 31, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3589157
    • Patent number 3,589,157
    • Issue date Jun 29, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3530920
    • Patent number 3,530,920
    • Issue date Sep 29, 1970
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents