Patents for B23Q 3 - Devices holding, supporting, or positioning, work or tools, of a kind normally removable from the machine (38,585)
02/1999
02/02/1999US5865577 Clamping device for working an engine
02/02/1999US5865079 Adjustable workpiece support apparatus for a compound miter saw
01/1999
01/28/1999DE19818189A1 Aluminium-alloy base for machining equipment
01/28/1999DE19731722A1 Temporary fixing process for e.g. gold chains on finishing roller
01/27/1999EP0893197A2 A numerical control router enclosed by a housing
01/27/1999EP0893189A2 Friction stir welding method, frame members used therein, and product formed thereby
01/27/1999CN1205926A Friction stir welding method, frame members used therein, and product formed thereby
01/21/1999WO1999002877A1 Attaching device
01/21/1999WO1999002294A1 Harmonic dampener for rotary tool holder
01/21/1999CA2295602A1 Harmonic dampener for rotary tool holder
01/20/1999CN2304501Y Key reproducer with moveable clamping holder
01/19/1999US5860901 Machine tool
01/19/1999US5860900 End effector storage station
01/19/1999US5860775 Spindle position orientation apparatus of boring machine
01/19/1999US5860639 For clamping a workpiece
01/14/1999DE19729215A1 Drilling device for printed circuit boards
01/13/1999EP0891126A2 Drilling unit for printed circuit boards having two operating heads individually movable
01/13/1999EP0890419A2 Work stop system and jaw plate for holding the same
01/13/1999EP0890415A2 Apparatus for surface machining of cast or rolled material like slabs or strips
01/13/1999EP0890410A1 A blank and fixture for manufacturing precisely shaped parts
01/13/1999EP0890028A1 Machine tool operating method
01/13/1999EP0821632B1 Coupling mechanism for tooling cassettes in a numerical control machining unit
01/13/1999EP0750323B1 Fa connector and work pallet using it
01/13/1999CN2303704Y Disk clamp for turning over of long section material
01/13/1999CN1204565A Straight-line tool changing apparatus
01/12/1999US5857667 Vacuum chuck
01/12/1999US5857251 Machine for machining sheet-like articles
01/07/1999WO1999000889A1 A method and an apparatus for offsetting plasma bias voltage in bipolar electrostatic chucks
01/07/1999EP0888203A1 Multiple clamping device for mounting work pieces on a hole-grid pallet
01/07/1999EP0888202A1 Determinant wing assembly
01/07/1999EP0888201A1 Determinant spar assembly
01/07/1999DE19726942A1 Machine tool cooling system
01/06/1999CN1041500C Device for connecting workpiece to machining apparatus
01/05/1999US5856924 Processor and method for developing a set of admissible fixture designs for a workpiece
01/05/1999US5855541 Machine tool
01/05/1999US5855376 Tool coupling with means for centering and clamping
01/05/1999US5855365 Engine clamping apparatus
12/1998
12/30/1998WO1998058764A1 Production and/or mounting device
12/30/1998EP0887853A2 Electrostatic chucks for holding substrates in process chambers
12/30/1998EP0887148A2 Linear tool changer
12/30/1998EP0887147A1 Hydraulic clamp with anti-locking release for clamping tools on press-table
12/30/1998CN2302097Y Automatic clamping apparatus
12/30/1998CN2302087Y Holder for drill closure head inclined borehole
12/30/1998CN1203443A Method and apparatus of removing sample adsorbed by static electricity from sample stage
12/30/1998CN1203134A Processing technique for high-axiality medium and small-sized double-end face end cap and integrated combined tool
12/29/1998US5853358 Method and machine tool for mounting and dismounting blind cover
12/23/1998EP0886298A2 Method and apparatus of removing a sample adsorbed by static electricity from the sample stage
12/23/1998EP0885670A1 Punch press machine
12/23/1998EP0885088A1 Process and machine tool for machining workpieces with two work spindles
12/23/1998EP0885080A1 Cylinder block mounting fixture
12/23/1998EP0640024B1 Vacuum plates
12/23/1998CN1041291C Device for fixing and maintaining shapeable glass plates in position during their machining
12/22/1998US5851641 Electrostatic chucking device
12/17/1998WO1998057371A1 Method and apparatus for improved retention of a semiconductor wafer within a semiconductor wafer processing system
12/17/1998DE19724635A1 Machine tool
12/16/1998EP0884280A1 Zirconia powder, method for producing the same, and zirconiaceramics using the same
12/16/1998EP0884131A2 Device for screwing a fitting onto a frame
12/16/1998CN1202121A Positioning device
12/15/1998US5848783 Apparatus for holding a snowboard during repair and maintenance
12/10/1998WO1998056040A2 Electrostatic chucks
12/09/1998EP0882689A2 Aluminum nitride based composite body, electronic functional material, electrostatic chuck and method of producing aluminum nitride based composition body
12/09/1998EP0882535A1 Alignment device correcting the runout of a tool
12/08/1998US5846464 Method for forming composite parts using reconfigurable modular tooling
12/08/1998US5846172 Automatic attachment exchange apparatus
12/03/1998DE19722003A1 Machine tool cooling system
12/02/1998EP0881032A2 Machine tool with coolant flushing
12/02/1998EP0881031A1 Machine tool, specially a CNC-Machining centre, provided with an automatic tool changer
12/02/1998EP0881030A1 A process for milling the rotor of a turbomolecular pump
11/1998
11/24/1998US5840145 Method for reinforcing a flexible sheet
11/18/1998EP0836541A4 Spindle advance screw with draw bar actuator
11/17/1998US5836574 For holding down a workpiece placed on a table of a machine tool
11/17/1998US5836573 Clamping device
11/17/1998US5836080 Positioning table
11/17/1998CA2113978C Knife changing method in a veneer lathe
11/12/1998WO1998050180A1 Hybrid lay-up tool
11/10/1998US5834737 Heat treating apparatus
11/10/1998US5833591 Electronic component mounting apparatus and nozzle replacement
11/10/1998US5833223 For clamping a work piece on a mounting table
11/05/1998WO1998048965A1 Means for mutually parallel displacement of tool holders
11/05/1998DE19819383A1 Board processing machine
11/04/1998EP0874715A2 Device with at least one movement unit
11/04/1998CN1198119A Movable fence for machine tool
11/04/1998CN1040515C Rotating apparatus for placing container
11/03/1998US5829932 Machine alignment compensation actuator system
11/03/1998US5829568 Safety clamp
10/1998
10/29/1998WO1998047655A1 Machine tool for machining cavities in workpieces
10/29/1998DE19717255A1 Lathe with main and tail spindles
10/29/1998CA2330523A1 A tooling fixture for use in combination with a tooling jig
10/28/1998EP0873818A2 Correct positioning with single nipple clamping
10/28/1998EP0873816A2 Cylinder for positioning and quick-action clamping
10/28/1998EP0873815A2 Workpiece clamping using a clamping bolt
10/27/1998US5826866 System for holding a thin-walled workpiece during machining
10/22/1998WO1998032565A3 Retaining device, in particular for a workpiece
10/22/1998DE19716491A1 Werkzeugmaschine zur Bearbeitung von Werkstückhohlräumen Machine tool for machining of the workpiece cavities
10/21/1998EP0872304A1 Rotational motion mechanism
10/21/1998EP0871561A1 Fixturing system for machining workpiece surfaces parallel
10/20/1998US5825607 Apparatus for supporting a workpiece
10/20/1998US5824388 Clamping apparatus for imprinting disk-shaped information medium
10/20/1998US5823864 Shellfish transfer device
10/20/1998US5823722 Tool holding attachment