Patents
Patents for B23B 31 - Chucks; Expansion mandrels; Adaptations thereof for remote control (16,028)
12/1999
12/15/1999EP0963268A1 Hydraulic precision mandrel
12/14/1999US6000888 Quick coupler mechanism for power tool bits
12/14/1999US6000687 Actuator for hydraulic tool holder
12/14/1999US6000306 Side activated tool unit clamping apparatus using mechanical advantage
12/09/1999WO1999063236A1 Collet nut
12/09/1999DE19924487A1 Tool holder clamping system for spindle for clamping shaft section of tool holder fitted to conical bore
12/09/1999DE19825373A1 Einspannung eines Werkzeuges in einer Werkzeugaufnahme Clamping a tool in a tool holder
12/09/1999DE19823823A1 Spannzylinder mit Kühlungsöffnungen Clamping cylinder with cooling holes
12/08/1999CN1237923A Nut for accommodating head of fastening element or for inserting into the same
12/08/1999CN1047119C Tool bit and tool bit chuck for manually operated tools
12/07/1999US5997455 Tool clamp mechanism with shortened spindle
12/07/1999US5997454 Panel cutting machine
12/07/1999US5997226 Cutting tool chuck with non-circular cross-section and cutting tool chuck assembly
12/07/1999US5997225 Rotary power tool with remotely actuated chuck
12/07/1999US5997223 High speed drilling spindle with reciprocating ceramic shaft and edoubl-gripping centrifugal chuck
12/07/1999US5997012 Differential thread control of chuck gripping of work
12/07/1999US5997010 Collet for a machine-tool chuck
12/07/1999US5996454 Zero run-out brake lathe adapter
12/07/1999CA2160043C Drilling unit with hollow annular drill bit and central drill
12/02/1999WO1999061188A1 Three-jaw chuck, a method and a device for cutting teeth of the jaws
12/02/1999DE19924309A1 Werkstückhalter Workpiece holder
12/01/1999EP0960677A1 Clamping cylinder with cooling openings
12/01/1999EP0959998A1 Clamping cylinder
12/01/1999EP0668810B1 Clamping device for machine tools
12/01/1999CN1046879C Apparatus on hand working mechanism for clamping tool and used tool
11/1999
11/30/1999US5993296 Tool quill and method for finishing fuel injector needle tips
11/30/1999US5992860 Chucking device for mounting a tool on a machine tool and clamping device for the shrink-fit clamping of tools
11/30/1999US5992859 Bit holding system for a power hand tool
11/30/1999US5992837 Workpiece holding assembly
11/30/1999US5992278 Attachment of workpieces on a lathe
11/24/1999CN1236335A Chuck with gripping mechanism stop
11/23/1999US5988961 Machine tool with pivoting release lever
11/23/1999US5988958 Drill chuck with threaded spindle hole
11/23/1999US5988957 Quick clamp
11/23/1999US5988653 Auto-locking bit holding system of a hand tool
11/23/1999CA2078034C a non-handle type tool chuck
11/18/1999WO1999058292A1 Tool holder balancing method
11/18/1999WO1999051380A8 Automatic adjustable power chuck system and method
11/18/1999DE19821270A1 Futter für drehantreibbare Werkzeuge, insbesondere Bohrer, Gewindebohrer o. dgl. Feed for rotatably drivable tools, in particular drills, taps o. The like.
11/17/1999EP0956920A1 Chuck for rotary tools, specially drills, taps and others
11/17/1999EP0956919A1 Screw thread-cutting chuck with minimal lubrification
11/17/1999EP0956176A2 Hydromechanical mandrel
11/17/1999EP0956175A1 Drill or milling head
11/17/1999EP0956174A1 Chuck with gripping mechanism stop
11/16/1999US5984595 Tool holder
11/16/1999US5984321 Universal quick jaws
11/16/1999US5984320 Tool chuck
11/16/1999US5984319 Holding device
11/11/1999WO1999056901A1 Tool change apparatus
11/11/1999WO1999056900A1 Three jaws tightening chuck
11/10/1999EP0954401A1 Shaft phase control mechanism
11/10/1999EP0821628B1 Tool unit clamping apparatus having improved short-stroke locking mechanism
11/10/1999CN1046227C Keyless chuck with integral thread
11/09/1999US5980172 Double cutting spindle unit for a cutting machine
11/09/1999US5980170 Tool driver
11/09/1999US5979914 Top jaw with machinable inserts
11/09/1999US5979912 Heavy-metal shrink fit cutting tool mount
11/09/1999US5979911 Procedure for fastening an object and a hydraulic fastening apparatus
11/04/1999WO1999055481A1 Rotary power tool with remotely actuated chuck
11/03/1999EP0953431A2 Tube connecting apparatus
11/03/1999CN1233991A Collet chuck device
11/03/1999CN1233990A Quick release chuck device
11/02/1999US5975817 Tool holder
11/02/1999US5975816 Harmonic dampener for rotary tool holder
10/1999
10/28/1999DE19818148A1 Fixing device for joining machining tool to tool holding element
10/26/1999US5971682 Toolholder
10/26/1999US5971681 Drawbar guide ring with drive keys
10/26/1999US5971670 Shaft tool with detachable top
10/26/1999US5971382 Self locating locator and gauge
10/26/1999US5971380 Fluid-actuated workholding apparatus
10/26/1999US5970829 Apparatus and method for machining a hollow generally cylindrical workpiece
10/21/1999WO1999052665A1 Inner diameter finishing method and reamer
10/19/1999US5967713 Quick-change insert
10/19/1999US5967528 Workpiece chucking device
10/19/1999US5967007 Position drive, in particular for use in machine tools, and tool head having such a position drive
10/14/1999WO1999051380A1 Automatic adjustable power chuck system and method
10/14/1999DE19915303A1 Drilling tool made of semi-finished material with different diameters at different sections e.g. for use in rock drilling machine
10/13/1999EP0949030A1 Rotating cutting tool
10/13/1999CN1231628A 卡头 Chuck
10/13/1999CN1231627A Milling cutter
10/12/1999US5964556 Flange and taper simultaneous fit rotary tool holder
10/12/1999US5964555 For rotary chip removal machining
10/07/1999WO1999050013A1 Device for clamping ring-shaped workpieces
10/07/1999WO1999050011A1 Gripping arrangement
10/07/1999DE19814834A1 Gripping and holding apparatus for a flat substrate e.g. a compact disk substrate during vacuum thin film coating
10/07/1999DE19813573A1 Device for locking tool in spindle of machine tool
10/06/1999EP0947269A1 Device for clamping ring shaped workpieces
10/06/1999CN1230910A Spring chuck
10/05/1999US5961261 Clamping cylinder for pulling in a pull-in nipple, a respective pull-in nipple and a clamp system, for use with flying chips
10/05/1999US5961259 Rotatable type machine tool
09/1999
09/30/1999DE19757882C1 Rotary fluid passage for coolant feed in machine tool
09/29/1999EP0843609B1 Boring tool, in particular drill
09/29/1999CN1229706A Boring tool
09/28/1999US5957639 Hollow cone device for gripping attachments
09/28/1999US5957636 Quick change tool locking and alignment system
09/28/1999US5957634 Quick change drill extender system
09/28/1999US5957469 Spring chuck
09/28/1999US5957467 Clamping chuck
09/28/1999US5957466 Machine chuck
09/28/1999US5957016 Method and apparatus for suppressing regenerative instability and related chatter in machine tools