Featured patents

Stepped Collet
US 08800997 B1, Aug. 12, 2014, Collet type, John V. Bartolone et al. / Hydra-Lock Corporation (Mt. Clemens, US)
A collet composing:…

Diaphragm Chuck
US 08777233 B2, July 15, 2014, For Gear or Spline Molding, Ralf Blaser et al.
A diaphragm chuck comprising an operating element inserted in a chuck body…

Impact Hammer Tool Bit Retainer Incorporating Shielding Ring
US 08746702 B1, June 10, 2014, Ball or roller jaws, Robert J. Benedict / Ajax Tool Works, Inc. (Franklin Park, US)
In a retainer for holding a tool bit on an impact hammer, wherein the retainer…

Tool-Holder Mandrel for Fitting to a Rotating Machine
US 08702107 B2, April 22, 2014, Threaded central cone and jaw, Yves Cachod / Etablissements Amyot S.A. (Pontarlier, FR)
A tool-holder mandrel for fitting to a rotating machine, comprising:…

Positive Release Collet
US 08684364 B2, April 1, 2014, Fixed jaws and moving cam, Sil Han
An arbor of a machine tool comprising:…

Automatic Tool-Bit Holder
US 08636287 B2, Jan. 28, 2014, Ball or roller jaws, James L. Wienhold / Insty Bit Acquisition, LLC (Minneapolis, US)
In a tool-bit holder of the type having a hub, wherein the hub has…

Tool Holder
US 08562001 B2, Oct. 22, 2013, Threaded cam sleeve, Masahiro Taguchi / Nikken Kosakusho Works, Ltd. (Daito-shi, JP)
A tool holder, comprising:…

Apparatus to Secure a Cylindrical Object for Laser Processing
US 08523190 B2, Sept. 3, 2013, Angularly Adjustable or Indexing, Gunther Friedmann et al. / Carl Baasel Lasertechnik GmbH & Co (Starnberg, DE)
A device for holding an essentially cylindrical work piece, for machining…

Drill Chuck
US 08511692 B2, Aug. 20, 2013, Conical sleeve, J. Larry Wilson et al. / Jacobs Chuck Manufacturing Company (Clemson, US)
A chuck for securing a tool with a shank to a manual or powered…

Hybrid Lathe Chuck
US 08459659 B2, June 11, 2013, With Safety Feature, Madhav S. Puppala et al. / Illinois Tool Works Inc. (Glenview, US)
A system, comprising:…

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