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  • B23B2231/2021
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and methods for improving contact stress distribution wit...

    • Patent number 11,167,358
    • Issue date Nov 9, 2021
    • Noetic Technologies Inc.
    • Maurice William Slack
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck device

    • Patent number 10,272,500
    • Issue date Apr 30, 2019
    • Hitachi Automotive Systems, Ltd.
    • Ken Miura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Flexible guide bushing for machine tool

    • Patent number 8,590,435
    • Issue date Nov 26, 2013
    • Daniel Dünner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Motor element, in particular dental medical handpiece having a disc...

    • Patent number 7,789,602
    • Issue date Sep 7, 2010
    • Kaltenbach & Voigt GmbH
    • Josef Duesing
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Diameter-compensating bush for a tool holder

    • Patent number 7,758,289
    • Issue date Jul 20, 2010
    • Franz Haimer Maschinenbau KG
    • Franz Haimer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Dead length collet chuck assembly

    • Patent number 6,726,221
    • Issue date Apr 27, 2004
    • Hardinge Inc.
    • Donald N. Terwilliger
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Holding apparatus with improved retention ability and method of hol...

    • Patent number 6,508,475
    • Issue date Jan 21, 2003
    • Hudson Precision Products Co.
    • John D. Strodtman
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Workholding apparatus

    • Patent number 6,260,855
    • Issue date Jul 17, 2001
    • The Gleason Works
    • William A. Curtis
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping device for machine tools

    • Patent number 5,904,451
    • Issue date May 18, 1999
    • Regofix AG
    • Ernst Gerber
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Machine tool collet with axial stop

    • Patent number 5,641,168
    • Issue date Jun 24, 1997
    • Power Tool Holders, Inc.
    • Roger J. Kanaan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tapping collet

    • Patent number 5,636,851
    • Issue date Jun 10, 1997
    • Power Tool Holders, Inc.
    • Roger J. Kanaan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method of manufacturing a collet with optimized gripping action

    • Patent number 5,495,425
    • Issue date Feb 27, 1996
    • Jacobs Chuck Technology Corporation
    • Roger J. Kanaan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Sealing collet

    • Patent number 5,405,155
    • Issue date Apr 11, 1995
    • Power Tool Holders, Inc.
    • Roger J. Kanaan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Oil feeding collet chuck and its collet

    • Patent number 5,405,220
    • Issue date Apr 11, 1995
    • NT Tool Kabushikikaisha
    • Hitoshi Ishikawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck mechanism

    • Patent number 5,402,580
    • Issue date Apr 4, 1995
    • Osada Research Institute, Ltd.
    • Norio Seto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Collet and method for optimizing gripping action thereof

    • Patent number 5,382,030
    • Issue date Jan 17, 1995
    • Jacobs Chuck Technology Corp.
    • Roger J. Kanaan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Sealing collet

    • Patent number 5,324,050
    • Issue date Jun 28, 1994
    • Jacobs Chuck Technology Corp.
    • Roger J. Kanaan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Collet chuck

    • Patent number 4,817,972
    • Issue date Apr 4, 1989
    • Daishowa Seiki Co., Ltd.
    • Haruaki Kubo
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Clamping device for workpieces or tools with a high concentricity a...

    • Patent number 4,801,227
    • Issue date Jan 31, 1989
    • Emuge-Werk Richard Glimpel Fabrik fur Prazisionwerkzeuge (vormals Moschkau &...
    • Helmut Glimpel
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chuck apparatus for workpieces or tools having a clamping sleeve of...

    • Patent number 4,725,064
    • Issue date Feb 16, 1988
    • Emuge-Werk Richard Glimpel Fabrik fur Prazisionswerkzeuge (vormals Moschkau &...
    • Helmut Glimpel
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Machine tool collet containing means for passing a cutting fluid th...

    • Patent number 4,705,439
    • Issue date Nov 10, 1987
    • General Electric Company
    • William Hoyle
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Adaptors for a collet chuck

    • Patent number 4,496,163
    • Issue date Jan 29, 1985
    • Kenneth G. Bernfeld
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3495844

    • Patent number 3,495,844
    • Issue date Feb 17, 1970
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    2844377

    • Patent number 2,844,377
    • Issue date Jul 22, 1958
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2835496

    • Patent number 2,835,496
    • Issue date May 20, 1958
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2829899

    • Patent number 2,829,899
    • Issue date Apr 8, 1958
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2746758

    • Patent number 2,746,758
    • Issue date May 22, 1956
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2459900

    • Patent number 2,459,900
    • Issue date Jan 25, 1949
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2374245

    • Patent number 2,374,245
    • Issue date Apr 24, 1945
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2358300

    • Patent number 2,358,300
    • Issue date Sep 19, 1944
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Coupling Device

    • Publication number 20190084054
    • Publication date Mar 21, 2019
    • Narr Beteiligungs GmbH
    • Paul Brosowsky
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHUCK DEVICE

    • Publication number 20180071834
    • Publication date Mar 15, 2018
    • Hitachi Automotive Systems, Ltd.
    • Ken MIURA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FLEXIBLE GUIDE BUSHING FOR MACHINE TOOL

    • Publication number 20110252932
    • Publication date Oct 20, 2011
    • Daniel Dunner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Diameter-Compensating Bush For A Tool Holder

    • Publication number 20080018061
    • Publication date Jan 24, 2008
    • Franz Haimer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Motor element, in particular dental medical handpiece having a disc...

    • Publication number 20070184407
    • Publication date Aug 9, 2007
    • Kaltenbach & Voigt GmbH
    • Josef Duesing
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Tool holder

    • Publication number 20060064869
    • Publication date Mar 30, 2006
    • Terry J. Shipper
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Dead length collet chuck assembly

    • Publication number 20030222414
    • Publication date Dec 4, 2003
    • Donald N. Terwilliger
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR