Patents for B24B 41 - Component parts of grinding machines or devices, such as frames, beds, carriages or headstocks (11,542)
07/1999
07/22/1999DE19860101A1 Ground disk substrate especially of glass or glass-ceramic for computer hard disk manufacture
07/15/1999WO1999034958A1 Wafer polishing with improved end point detection
07/15/1999DE19801261A1 Machining process involving several machining tools
07/15/1999DE19800034A1 Tool machine for grinding and milling tools with tool carrier
07/14/1999EP0928662A2 Semiconductor wafer surface flattening apparatus
07/13/1999US5921854 To mount on a spindle or drive shaft/abrading a workpiece
07/08/1999DE19858361A1 Verfahren und Vorrichtung zum Polieren von Wafern mit verbesserter Erfassung des Zeitpunkts zur Beendigung des Poliervorgangs Method and apparatus for polishing wafers with improved detection of the timing of the termination of the polishing operation
07/07/1999CN1222107A Grinding machine spindle flexibly attached to platform
07/06/1999US5919013 Opthalmic lens generating apparatus having vibration dampening structure
07/01/1999DE19837218A1 Grinding head with multiple high speed abrasive wheels
07/01/1999DE19756536A1 Polishing disc-shaped workpieces, such as semiconductor discs secured on support plates
06/1999
06/30/1999CN1221174A Disk substrate in intermediate product and manufacturing process thereof
06/29/1999US5916014 Oscillating belt/spindle sander
06/29/1999US5915915 End effector and method for loading and unloading disks at a processing station
06/23/1999EP0924030A2 Work unloading method and surface polishing apparatus with work unloading mechanism
06/22/1999US5913714 Method for dressing a polishing pad during polishing of a semiconductor wafer
06/17/1999DE19755975A1 Semiconductor wafer holder suitable also for other flat workpieces
06/16/1999EP0922538A2 Conveyor for elongate components designed with a head and shank
06/16/1999EP0922531A1 Carrier and CMP apparatus
06/16/1999EP0921903A1 Ophthalmic lens generating apparatus having vibration dampening structure
06/15/1999US5913104 Method and apparatus to hold integrated circuit chips onto a chuck and to simultaneously remove multiple integrated circuit chips from a cutting chuck
06/15/1999US5911257 Device for removing objects adhered to a plate for bonding a semiconductor wafer
06/10/1999WO1999028085A1 Roll grinding machine
06/10/1999WO1999028081A1 Improved grinding machine
06/10/1999DE19855197A1 Program-controlled grinding machine
06/10/1999DE19753603A1 Cell fabrication method for accommodating robots or similar handling apparatus
06/09/1999EP0920957A1 Tangential polishing head for lapping granit and glazed stone
06/09/1999EP0920950A1 Hand tool
06/08/1999CA2146955C Mechanical drive for dual motion motor used in oscillating spindle sander
06/03/1999WO1999026762A1 Wafer backing insert for free mount semiconductor polishing apparatus and process
06/03/1999WO1999013498A3 Combined cmp and wafer cleaning apparatus and associated methods
06/03/1999WO1999012706A3 A sharpening apparatus for sharpening the edge of an implement
06/02/1999EP0919333A1 Apparatus for grinding rollers
06/02/1999EP0919332A1 Apparatus for mechanical treatment or polishing of surfaces and/or edges
06/02/1999EP0919331A1 Apparatus for mechanical treatment of flat shaped workpieces
06/02/1999EP0919327A2 Apparatus for sharpening dental instruments
06/02/1999EP0918596A1 Method for the deburring of items, particularly items of metal, and use of the method
06/01/1999US5908530 Apparatus for chemical mechanical polishing
05/1999
05/27/1999DE19751253A1 Polishing method for manufacture of optical lenses
05/25/1999US5906539 Work station for turret tooling
05/25/1999US5906537 Machine for grinding flutes on threaded pin blanks
05/25/1999US5906534 Sharpening a knife blade
05/20/1999WO1999024219A1 Rotary joint for fluid
05/20/1999WO1999024218A1 Manufacturing a memory disk or semiconductor device using an abrasive polishing system, and polishing pad
05/19/1999EP0916452A2 Method and apparatus for polishing semiconductor wafers
05/19/1999EP0916451A2 Method and apparatus for polishing semiconductor wafer
05/19/1999CN2319175Y Eight grinding wheel grinding head of polishing machine
05/19/1999CN2319174Y Slide working table of plane grinder
05/18/1999US5904613 Additional, friction-wheel-driven grinding spindle for bevelling the edges of spectacle lenses on a spectacle-lens-edging machine
05/14/1999WO1999022908A1 Linear drive system for chemical mechanical polishing
05/14/1999WO1999008835A3 Universal grinding spindle with high-speed planetary grinder
05/12/1999EP0914906A2 Polishing tool support and related method
05/12/1999EP0855946B1 Method of cooling and lubricating a tool and/or workpiece and a working spindle for carrying out the method
05/06/1999DE19747227A1 Retaining point grinder for strip steel cutting tool
05/04/1999US5899798 Low profile, low hysteresis force feedback gimbal system for chemical mechanical polishing
04/1999
04/20/1999US5895312 Apparatus for removing surface irregularities from a flat workpiece
04/14/1999EP0908271A2 Lapping head with oscillating toolholders
04/14/1999EP0907461A1 Grinding machine spindle flexibly attached to platform
04/13/1999US5893983 Technique for removing defects from a layer of metal
04/13/1999US5893793 Process and apparatus for chucking and machining an elongated cylindrical article made of a ceramic material
04/13/1999CA2168472C A brushless spindle motor for a grinding machine including hydrostatic bearings
04/08/1999WO1999016580A1 Wafer processing apparatus
04/07/1999EP0906174A1 Workpiece inspection and handling
04/07/1999CN2312786Y Front protection cover for electric flat abrasive machine
04/06/1999US5891352 Optical techniques of measuring endpoint during the processing of material layers in an optically hostile environment
04/06/1999US5890953 Method for apparatus for abrading and a rotating roller therefor
04/01/1999WO1999015314A1 Magnetic carrier head for chemical mechanical polishing
04/01/1999WO1999015313A1 Belt-type grinding machine with a reclinable grinding unit and integrated flip-type stops
04/01/1999WO1999015312A1 Polishing machine including a platform assembly mounted on three columns
03/1999
03/31/1999EP0904895A2 Substrate polishing method and apparatus
03/31/1999EP0904893A2 Inspection of wafer edge after grinding
03/31/1999CN1212199A Grindstone holding head for polishing stones
03/30/1999US5889219 Superhard composite member and method of manufacturing the same
03/30/1999US5888127 Apparatus to hold and remove an integrated circuit chip on a cutting chuck
03/30/1999US5888120 Method and apparatus for chemical mechanical polishing
03/23/1999US5885136 Methods and apparatus for supplying flushing fluid to a grinding head
03/23/1999US5885135 CMP wafer carrier for preferential polishing of a wafer
03/18/1999WO1999013498A2 Combined cmp and wafer cleaning apparatus and associated methods
03/18/1999WO1999012706A2 A sharpening apparatus for sharpening the edge of an implement
03/18/1999DE19738668A1 Brillenglasrandbearbeitungsmaschine Lens edging machine
03/16/1999US5882247 Machine for grinding of optical glasses
03/16/1999US5882245 Polymer carrier gears for polishing of flat objects
03/11/1999WO1999011429A1 Device for machining the edges of spectacle glasses
03/10/1999EP0900630A2 End-face polishing and cleaning apparatus
03/05/1999CA2243125A1 End-face polishing and cleaning apparatus
03/04/1999WO1999010128A1 Spectacle lens processing machine
03/04/1999DE19736789A1 Brillenglasbearbeitungsmaschine Lens processing machine
02/1999
02/25/1999WO1999008835A2 Universal grinding spindle with high-speed planetary grinder
02/24/1999EP0868259A4 Automobile wheel finishing apparatus
02/18/1999DE19734871A1 Hand machine tool for grinding and polishing
02/17/1999EP0896858A1 Wafer polishing apparatus
02/17/1999EP0896857A1 Multiple spindle honing machine
02/17/1999EP0896856A1 Machine tool especially for superfinishing of cylindrical surfaces of revolution by means of a tangential running grinding belt
02/16/1999US5871394 Multiple head floor sander
02/16/1999US5871022 For a point grinding apparatus
02/11/1999WO1999006181A1 Diamond roller for ceramics, having abrasive with sloped side
02/10/1999CN1207698A Apparatus for cutting workpiece and including kinematic tool coupling
02/09/1999US5869194 Blank for use with a fixture having a clamping mechanism to form a precisely shaped part
02/09/1999US5868609 Wafer carrier rotating head assembly for chemical-mechanical polishing apparatus
02/04/1999WO1999004931A1 Apparatus for holding workpieces during lapping, honing, and polishing