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Class Information
Number: 451/454
Name: Abrading > Accessory > Guard or housing > Drive shield
Description: Guard or housing intended to prevent foreign material from entering the driving structure of a device under the class definition.

Patents under this class:

Patent Number Title Of Patent Date Issued
8662964 Protective hood for portable electric power tools, and portable electric power tools Mar. 4, 2014
8398465 Dust-protected hand-held power tool Mar. 19, 2013
8267748 Safe guarding assembly for a grinding gun Sep. 18, 2012
8177606 Dust shroud for rotary tools May. 15, 2012
8137165 Dust shroud with adjustable mounting mechanism Mar. 20, 2012
8137164 Guard device Mar. 20, 2012
8033896 Protective cover for a hand-held cut-off machine Oct. 11, 2011
7909680 Hand-held power tool with guard, in particular an angle grinder Mar. 22, 2011
7736217 Hand-held power tool with protection hood Jun. 15, 2010
7628683 Handheld power tool with a guard hood Dec. 8, 2009
7628682 Safety guard with clamping device Dec. 8, 2009
7568451 Rotary nail filing apparatus for animals Aug. 4, 2009
7524239 Electric hand tool--in particular an angle sander/grinder Apr. 28, 2009
7428881 Rotary nail filing apparatus for animals Sep. 30, 2008
7311589 Electric portable power tool with rotatable guard Dec. 25, 2007
7182720 Machine tool Feb. 27, 2007
7096862 Slab pushing attachment for a stone slab saw Aug. 29, 2006
7063606 Portable power tool with protective cover Jun. 20, 2006
6932683 Knife sharper having cutting edge protective structure Aug. 23, 2005
6896605 Grinding tool with extraction hood May. 24, 2005
6863597 Chip collecting apparatus for tip dresser Mar. 8, 2005
6846231 Removable sharpening attachment for a rotary hand tool Jan. 25, 2005
6796890 Extendable wet saw water shield Sep. 28, 2004
6699114 Pivotal guards for power hand tools with rotating discs Mar. 2, 2004
6669544 Protective hood for a right angle grinder Dec. 30, 2003
6390741 Safety guard assembly May. 21, 2002
6375558 Waste containment system and method for an abrading or cutting device Apr. 23, 2002
6263866 Stone cutter Jul. 24, 2001
6039516 Extending system Mar. 21, 2000
5863163 Cover for a machine bed Jan. 26, 1999
5766062 Portable power tool Jun. 16, 1998
5741174 Multiple grinding machine with contouring feed units Apr. 21, 1998
5725418 Grinding unit Mar. 10, 1998
5676592 Dual-light assembly for bench grinders Oct. 14, 1997
5624363 Machine tool having a protective cover Apr. 29, 1997
5525095 Bench grinder Jun. 11, 1996
5419736 Device for clearing material waste May. 30, 1995
5239978 Oscillatory abrasive cable power saw Aug. 31, 1993
5012617 Dual purpose grinding machine May. 7, 1991
4878319 Machine tool Nov. 7, 1989

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