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Browse by Category: Main > Tools & Hardware
Class Information
Number: 451/452
Name: Abrading > Accessory > Guard or housing > Breakage guard
Description: Guard or housing intended to prevent damage in case of breakage of a rapidly turning abrading wheel.










Patents under this class:

Patent Number Title Of Patent Date Issued
8591293 Power tool Nov. 26, 2013
8562395 Guard anti-rotation lock Oct. 22, 2013
8523637 Angle grinder dust shroud with slideable access hatch Sep. 3, 2013
8523640 Guard hood torsion preventer Sep. 3, 2013
8512104 Hand-held power tool, in particular hand-guided grinding machine Aug. 20, 2013
8500521 Hand-held power tool Aug. 6, 2013
8465348 Guard anti-rotation lock Jun. 18, 2013
8460070 Guard lock Jun. 11, 2013
8454411 Hand-held power tool system Jun. 4, 2013
8454412 Handheld power tool Jun. 4, 2013
8282446 Guard attachment device Oct. 9, 2012
8231436 Hand-held power tool system Jul. 31, 2012
8221197 Hand-held power tool system Jul. 17, 2012
8011997 Guard for an electric machine tool, electric machine tool, and system comprising a guard and electric machine tool Sep. 6, 2011
7980924 Cover device for a power tool Jul. 19, 2011
7955162 Guard anti-rotation lock device Jun. 7, 2011
7927191 Hand-held power tool for a rotating tool with a guard Apr. 19, 2011
7892075 Hand-held power tool for a rotating tool with guard Feb. 22, 2011
7878885 Deflection device for a rope saw assembly Feb. 1, 2011
7530884 System and method for duplicating keys May. 12, 2009
7210986 System and method for duplicating keys May. 1, 2007
7175513 Power grinder with safety guard and spindle arresting means Feb. 13, 2007
6949017 Hood mounting Sep. 27, 2005
6919087 Pharmaceutical compositions comprising amlodipine maleate Jul. 19, 2005
6893334 Rotating guard for angle grinder May. 17, 2005
6863597 Chip collecting apparatus for tip dresser Mar. 8, 2005
6743076 Dicing machine Jun. 1, 2004
6726554 Guide ring removal device Apr. 27, 2004
6669544 Protective hood for a right angle grinder Dec. 30, 2003
6471574 Dust protection cover for a rotary grinding tool Oct. 29, 2002
6257222 Canopy for a wet saw Jul. 10, 2001
5725418 Grinding unit Mar. 10, 1998
5637035 Adjustable guard arrangement for power tool Jun. 10, 1997
5538461 Workpiece protecting wire net used in vibration milling Jul. 23, 1996
5538461 Workpiece protecting wire net used in vibration milling Jul. 23, 1996
5411433 Dust-collecting apparatus May. 2, 1995
5364210 Machine tool Nov. 15, 1994
4905424 Rotary tool cover Mar. 6, 1990
4766699 Apparatus for grinding the edges of lenses Aug. 30, 1988
4754574 Apparatus for grinding a workpiece Jul. 5, 1988
4571894 Mechanism for indexing work seal plates Feb. 25, 1986
4218853 Energy absorbing keyhole slots Aug. 26, 1980
4043701 Safety shield assembly Aug. 23, 1977
3953945 Grinding machine with energy absorbing breakage guard May. 4, 1976











 
 
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