| 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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| 04/13/2011 | CN201792264U Explosion-proof protecting cover of angular polishing machine |
| 04/13/2011 | CN101612719B Polishing apparatus and polishing method |
| 04/13/2011 | CN101535001B Portable power tool for a rotating tool comprising a protective hood |
| 04/13/2011 | CN101524823B Numerical control gem forming machine |
| 04/07/2011 | WO2011040296A1 Method for grinding green ball, method for manufacturing ceramic ball, and grinding device |
| 04/07/2011 | DE102009043678A1 Hartfeinbearbeitungsmaschine zum Hartfeinbearbeiten eines Werkstücks Hard finishing machine for hard fine machining a workpiece |
| 04/06/2011 | EP2303507A1 Method and apparatus for the automatic edge grinding of glass sheets under clean room conditions |
| 04/06/2011 | CN201783923U Handle used for machining surface pneumatic machinery |
| 04/06/2011 | CN1982540B Jetting regulation handle for cutter |
| 03/31/2011 | WO2011016996A3 Method for recycling abrasive slurry |
| 03/30/2011 | CN201776697U Automobile hub polishing dust absorption platform |
| 03/30/2011 | CN201776674U Grinding machine |
| 03/30/2011 | CN201776673U Sander |
| 03/30/2011 | CN101992423A Centralized recovery processing equipment for copper powder of multiple circuit board surface brushing machines |
| 03/30/2011 | CN101992413A Grinding device |
| 03/30/2011 | CN101351299B Polishing machine comprising a work chamber and a platform |
| 03/30/2011 | CN101346213B Portable power tool and its dust container |
| 03/24/2011 | US20110070807 Machining apparatus using rotary grinder |
| 03/23/2011 | EP2298499A1 Grinding apparatus and grinding method |
| 03/23/2011 | CN201769109U Dust suction apparatus |
| 03/23/2011 | CN201769108U Polishing machine dust catching protection device |
| 03/23/2011 | CN201769105U Environment protective and energy saving polishing dust exhauster |
| 03/23/2011 | CN201769097U Automatic-adjustment cooling device for copper strip scrubbing |
| 03/23/2011 | CN201769087U Grinding equipment with cooling water pressure water supply device |
| 03/23/2011 | CN101987426A Corner-type handheld grinder directly driven by motor |
| 03/23/2011 | CN101357450B Chemically machinery grinding device and method for cleaning grinding pad and grinding head |
| 03/22/2011 | US7909680 Hand-held power tool with guard, in particular an angle grinder |
| 03/22/2011 | US7908951 Adjustable chip guide for removing part of the chips of a machine tool |
| 03/17/2011 | WO2011030702A1 Dust-collecting cover for disc grinder |
| 03/17/2011 | DE202011001475U1 Elektrowerkzeugmaschine, insbesondere eine Schleif- oder Poliermaschine Electrical machine tool, in particular a grinding or polishing machine |
| 03/16/2011 | CN201760818U Sanding machine |
| 03/16/2011 | CN201760817U Colored glaze water washing sander |
| 03/16/2011 | CN201760815U Processing device for straight groove of friction sheet |
| 03/16/2011 | CN101985208A Substrate polishing apparatus and method |
| 03/15/2011 | US7906021 Contaminated fluid recovery apparatus |
| 03/09/2011 | EP2291264A1 Power tool, particularly a hand-held power tool |
| 03/09/2011 | CN201755794U Diamond compact grinding intermittent water feeding device |
| 03/03/2011 | US20110053472 Grinding device with cleaning assembly |
| 03/02/2011 | CN101983115A Hand machine tool, particularly manually guided angle grinder |
| 03/01/2011 | US7896041 Dust collection attachment |
| 02/24/2011 | WO2011021087A1 Support for abrasive elements in sheet form for tools or machine tools |
| 02/24/2011 | US20110045743 Scratch removal and device and method |
| 02/23/2011 | CN201751103U Device for preventing the abrasion dust from spattering |
| 02/22/2011 | US7892075 Hand-held power tool for a rotating tool with guard |
| 02/17/2011 | WO2011018254A1 Machine tool having a protective cover |
| 02/17/2011 | DE102009028404A1 Werkzeugmaschine mit einer Schutzhaube Machine tool with a guard |
| 02/16/2011 | EP2283970A1 Sanding block |
| 02/16/2011 | CN101977734A Hand-held machine tool, in particular hand-guided grinding machine |
| 02/16/2011 | CN101977727A Rotary flow-through joint and grinding apparatus |
| 02/16/2011 | CN101972966A Workpiece polishing device |
| 02/16/2011 | CN101972954A Steel pipe inner wall automatic-grinding machine |
| 02/16/2011 | CN101623852B Method separating silicon powder and silicon carbide powder by interface tension |
| 02/16/2011 | CN101602183B Grinding device for preparing near-field optical probes and method therefor |
| 02/16/2011 | CN101362312B Glazing machine |
| 02/15/2011 | US7887396 Method and apparatus for controlled slurry distribution |
| 02/09/2011 | CN101966691A Built-in dust filter system for metal zipper polishing machine |
| 02/09/2011 | CN101966665A Dust removal grinding wheel machine |
| 02/08/2011 | US7883394 Substrate holding mechanism, substrate polishing apparatus and substrate polishing method |
| 02/03/2011 | WO2010074774A3 Dust collection device for sanding tool |
| 02/02/2011 | CN201728593U Grinding wheel guard |
| 02/02/2011 | CN201728592U Grinder shell |
| 02/02/2011 | CN201728588U Tool applicable to cleaning upper electrodes |
| 02/02/2011 | CN201728559U Plane molding grinder worktable dust baffle plate |
| 02/02/2011 | CN201728558U Sand wheel cover assembly of surface grinding machine |
| 02/01/2011 | CA2634867C Polishing machine comprising a work chamber and a platform |
| 01/27/2011 | WO2011009701A1 Hand power tool comprising an adjustable grip |
| 01/27/2011 | US20110021121 Angle grinder dust shroud with slideable access hatch |
| 01/27/2011 | US20110017030 Universal cutting tool for use with legacy and new generation explosive ordinance disposal (eod) robots |
| 01/26/2011 | EP2276609A1 Hand machine tool, particularly manually guided angle grinder |
| 01/26/2011 | CN201720768U Grinding head alarming device of granite continuous grinding machine |
| 01/26/2011 | CN101959646A Hand-held power tool, in particular hand-guided grinding machine |
| 01/26/2011 | CN101386149B Cleaning device for chemical mechanical polishing device |
| 01/20/2011 | US20110014854 Tool holder |
| 01/19/2011 | EP1965949B1 Protective hood with clamping device |
| 01/19/2011 | CN201711865U Valve fitting refinishing room |
| 01/19/2011 | CN201711838U Electric main axle |
| 01/19/2011 | CN201711828U Dust-suction sander with improved structure |
| 01/19/2011 | CN101491888B Foam flotation method capable of separating silicon powder and carbon silicon powder |
| 01/18/2011 | US7871313 Hand-guided machine tool |
| 01/13/2011 | WO2011004701A1 Structure for preventing separation of fixing device for guard member in cutting machine |
| 01/13/2011 | WO2010063036A3 Dust collection for an abrasive tool |
| 01/12/2011 | EP2272633A2 Device for connecting a workpiece processing machine with a suction tube |
| 01/12/2011 | CN201702678U Medium-speed millstone shaft sealing ring device |
| 01/12/2011 | CN201702655U Brake shoe buffing machine |
| 01/12/2011 | CN201702648U Polishing device for differential strip-wound type metal zipper mirror polishing technology |
| 01/12/2011 | CN201702625U Dust-free polisher |
| 01/12/2011 | CN101945731A Portable power tool with indicating means for actual operation parameter values |
| 01/12/2011 | CN101945692A Dust collection device for sanding tool |
| 01/12/2011 | CN101941179A Chemical mechanical grinding equipment |
| 01/12/2011 | CN101522372B Dynamic pressure releasing method of grinding liquid in grinding operation, grinding method using the releasing method, and grinding stone for use in the grinding method |
| 01/12/2011 | CN101259598B Swirling full-automatic assembly line light polishing machine |
| 01/11/2011 | US7867388 Contaminated fluid recovery apparatus |
| 01/05/2011 | EP2269771A1 Dust collecting cover |
| 01/05/2011 | CN201693458U Grinder dust collector |
| 01/05/2011 | CN201693446U Copper powder subsidence recovery tank of sand belt grinding machine |
| 01/05/2011 | CN201693438U Weld joint back chipping machine |
| 01/05/2011 | CN101939138A Grinding apparatus and grinding method |
| 12/29/2010 | EP2266756A2 Contaminant extraction apparatus |
| 12/29/2010 | EP2266755A1 Device for preventing removal of a fixing member of a whetstone cover in a disc grinder |
| 12/29/2010 | EP2266749A1 Rotary flow-through joint and grinding apparatus |