| Patents for B24B 55 - Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition (6,990) |
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| 12/31/2002 | US6500058 Clogging-free drain system installed in a cutting apparatus |
| 12/31/2002 | US6500057 Drywall abrasive sanding disk, sanding pad, and method |
| 12/31/2002 | US6500051 Polishing apparatus and method |
| 12/26/2002 | US20020197944 Method and apparatus for cleaning polishing surface of polisher |
| 12/25/2002 | CN1386613A Filter for guide tube of chemicomechanical grinder |
| 12/25/2002 | CN1096915C Workpiece inspection and handling |
| 12/19/2002 | WO2002100597A1 Extraction apparatus |
| 12/19/2002 | US20020193057 Method and apparatus for rectifying cylindrical articles, in particular nuclear fuel pellets |
| 12/19/2002 | US20020193056 Floor finishing and dust collection apparatus |
| 12/18/2002 | EP0989924B1 Grinding wheel |
| 12/17/2002 | US6494768 Wafer polishing apparatus |
| 12/12/2002 | WO2002098591A2 Tool for the removal of paint-like materials from work surfaces |
| 12/12/2002 | US20020187735 Polishing apparatus |
| 12/12/2002 | US20020187728 Polishing device and method |
| 12/11/2002 | EP1264661A1 Method and apparatus for grinding cylindric workpieces, in particular nuclear fuel pellets |
| 12/11/2002 | CN1095726C 改进的磨削和抛光机床 Improved grinding and polishing machine |
| 12/10/2002 | US6491575 Tool for the removal of paint-like materials from work surfaces |
| 12/10/2002 | US6490930 Human body vibration evaluation device and hand-held vibration tool |
| 12/10/2002 | CA2052233C Improvement and enhancing of grinding wheels for the machine working of marble, granite and the like |
| 12/05/2002 | US20020182992 Grinding tool |
| 12/04/2002 | EP1261455A2 Method and apparatus for providing a residual stress distribution in the surface of a part |
| 11/28/2002 | WO2002094504A1 Hand-guided electric tool comprising a guard |
| 11/28/2002 | US20020174989 Drill bit pointing and dirt removal apparatus and method |
| 11/28/2002 | US20020174528 Apparatus for providing a residual stress distribution in the surface of a part |
| 11/27/2002 | CN1094814C Polishing plate for portable electric tool with dust suction device |
| 11/26/2002 | US6485359 Platen arrangement for a chemical-mechanical planarization apparatus |
| 11/21/2002 | US20020173247 Machining device and methods |
| 11/21/2002 | DE10124439A1 Protective hood of an electric angle grinder has an expanding clamp band held around a shaped housing collar about which it may be turned and clamped |
| 11/20/2002 | CN1094508C Metal working method |
| 11/14/2002 | WO2002090051A1 Industrial brush |
| 11/13/2002 | CN1378900A Hand held type tool machine with dust suction installation |
| 11/05/2002 | US6475067 Dry method of concrete floor restoration |
| 10/31/2002 | DE10120329A1 Supersonic rotary tool is driven by means of jet device with at least one jet fixed tangentially to circumference of disk body |
| 10/29/2002 | US6471583 Method of machining rare earth alloy and method of fabricating rare earth magnet using the same |
| 10/29/2002 | US6471574 Dust protection cover for a rotary grinding tool |
| 10/29/2002 | US6471573 Adapter for supplying lubricating fluid to a workpiece-engaging tool |
| 10/24/2002 | DE10115635C1 Protective hood for grinding wheel set at right-angles to axis of hand tool is shaped as semicircle and covers arc of circle under motor and has ratchet system to help hold it in place |
| 10/23/2002 | EP1250981A2 Drill-polishing system and dust-removing apparatus |
| 10/23/2002 | EP1250214A1 Pre-cutter and edger machine |
| 10/17/2002 | WO2002081148A1 Connecting sleeve for connecting a suction hose to a hand machine tool |
| 10/17/2002 | DE10116501A1 Stutzen zum Anschluß eines Absaugschlauchs an eine Handwerkzeugmaschine Socket for connecting a suction hose to a hand tool |
| 10/16/2002 | EP1089851B1 Wafer edge polishing method and apparatus |
| 10/16/2002 | CN1374899A Ergonomically friendly random orbital sander construction |
| 10/15/2002 | US6464573 Guard attachment system with knurled clamp ring |
| 10/10/2002 | DE10117310A1 Handwerkzeugmaschine mit Staubabsaugung Hand tool with dust extraction |
| 10/09/2002 | EP1247612A1 Hand-held machine tool with dust extraction |
| 10/08/2002 | US6461524 Method of filtering a fluid |
| 10/08/2002 | US6461228 Grinding and polishing machines |
| 10/03/2002 | US20020142708 Method and apparatus for polishing an aluminum vehicle wheel |
| 10/02/2002 | EP1245334A2 Eyeglass lens processing apparatus |
| 10/02/2002 | EP0938398B1 Variable volume coolant system |
| 09/26/2002 | US20020137446 LCD cell chamfering apparatus |
| 09/25/2002 | CN2512550Y Automatic water supply multifunction mill table |
| 09/24/2002 | US6454640 Portable grinder with double seal bearing |
| 09/24/2002 | US6454636 Method and apparatus for supplying coolant in a grinding machine |
| 09/19/2002 | WO2002072313A1 Operating plate with a basically circular shape for portable tools |
| 09/19/2002 | US20020132568 Tank unit for grinding water used in processing eyeglass lens, and eyeglass lens processing apparatus having the same |
| 09/18/2002 | CN1369355A Lapping liquid feeder of lens abrasive working appts |
| 09/12/2002 | WO2002070201A1 Safety guard for angle grinders |
| 09/12/2002 | WO2002070198A1 Hand tool machine with a pivotable tool cover |
| 09/12/2002 | DE10110119A1 Handwerkzeugmaschine Hand tool |
| 09/11/2002 | EP1237691A1 Method for separating a machining suspension into fractions |
| 09/11/2002 | CN2510237Y Dust-collecting water machine for grinding machine |
| 09/11/2002 | CN2510236Y Dust-collecting fan of dust-collecting water machine for grinding machine |
| 09/11/2002 | CN1090664C Process for protecting surfaces from weld spatter and metal sparks |
| 09/10/2002 | US6447387 Exhaust assembly for a pneumatic sanding device |
| 09/05/2002 | DE10107290A1 A method for protecting users of electric hand tools from risk of injury, involves partially covering tool by housing with one part rotatable to expose tool |
| 09/03/2002 | US6443816 Method and apparatus for cleaning polishing surface of polisher |
| 09/03/2002 | US6443808 Method and apparatus for dry-in, dry-out polishing and washing of a semiconductor device |
| 08/29/2002 | US20020119739 Key duplication attachment device for rotary tool with profiled abrasive cutter |
| 08/28/2002 | EP0906174B1 Workpiece inspection and handling |
| 08/27/2002 | US6439971 Method and apparatus for dry-in, dry-out polishing and washing of a semiconductor device |
| 08/22/2002 | US20020115396 Tool for the removal of paint-like materials from work surfaces |
| 08/22/2002 | US20020115395 4 in 1 resurfacing, sanding, grinding and wire-brush tool accessory |
| 08/22/2002 | US20020115387 Double-side polishing process with reduced scratch rate and device for carrying out the process |
| 08/22/2002 | DE10104782A1 Vorrichtung zur Materialpartikelabführung für ein materialabtragendes Bearbeitungswerkzeug Apparatus for particle removal material for a material-processing tool |
| 08/20/2002 | US6434784 Portable dust collection system for collection of wood floor sanding dust |
| 08/15/2002 | US20020111127 Exhaust assembly for a pneumatic sanding device |
| 08/14/2002 | DE10051326C1 Saugdüse für Staubsauger Suction nozzle for vacuum cleaner |
| 08/13/2002 | US6431969 Device for Grinding of Card Clothings |
| 08/08/2002 | US20020106973 Eyeglass lens processing apparatus |
| 08/06/2002 | US6428709 Supplying fluid including removables to first filter, depositing removables on filter surface to form second filter, filtering removables by supplying fluid to filter, applying external force to constituents of second filter to refresh it |
| 08/06/2002 | US6428397 Wafer edge polishing method and apparatus |
| 08/01/2002 | WO2002058886A1 Machining device for machining a surface of a workpiece and method therefore |
| 08/01/2002 | US20020102930 Grinding fluid supply device of lens grinding apparatus |
| 08/01/2002 | DE10155528A1 Schutzvorrichtung für Hand-Werkzeuge zum Schneiden, Schleifen, Drehen, Fräsen Protective device for hand tools for cutting, grinding, turning, milling |
| 07/30/2002 | US6425813 Rotary floor sander |
| 07/30/2002 | US6425806 Method and apparatus for dry-in, dry-out polishing and washing of a semiconductor device |
| 07/24/2002 | EP1225007A1 Grinding wheel |
| 07/24/2002 | EP1121224A4 Dual wheel tire grinder |
| 07/18/2002 | US20020094769 Protective cover detachably installed on a cutting machine/engraving machine combination |
| 07/18/2002 | DE10100709A1 Werkzeugmaschine Machine tool |
| 07/16/2002 | US6419571 Polisher and ground paper for polishers |
| 07/11/2002 | US20020090898 Machine tool with a separation wall between a housing and a work space |
| 07/11/2002 | US20020090819 Windowless belt and method for improved in-situ wafer monitoring |
| 07/10/2002 | EP1220736A1 Ergonomically friendly random orbital sander construction |
| 07/10/2002 | CN2499173Y Dust collective angle grinder |
| 07/09/2002 | US6416403 Grinding device with dust collecting mechanism |
| 07/09/2002 | US6416402 Methods of polishing microelectronic substrates, and methods of polishing wafers |
| 07/09/2002 | US6415875 Hand-held power tool |