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Class Information
Number: 451/456
Name: Abrading > Accessory > Guard or housing > Suction
Description: Guard or housing having air exhausting means for drawing off dust developed in the abrading operation.










Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8702478 Angle grinder dust shroud with unitary adjustable mounting collar Apr. 22, 2014
8684792 Sanding system with vacuum Apr. 1, 2014
8636562 Surface treating apparatus and method Jan. 28, 2014
8628379 Dust collection bag for manual sander Jan. 14, 2014
8622788 Dust collecting cover Jan. 7, 2014
8597073 Method and device for machining the leading edge of a turbine engine blade Dec. 3, 2013
8591292 Ceiling grinder Nov. 26, 2013
8574029 Orbital grinding aggregate Nov. 5, 2013
8539940 Jewelry bench dust shield Sep. 24, 2013
8523635 Tire buffing debris collecting system Sep. 3, 2013
8523637 Angle grinder dust shroud with slideable access hatch Sep. 3, 2013
8480457 Surface preparation apparatus Jul. 9, 2013
8444454 Interface pad for use between an abrasive article and a support tool May. 21, 2013
8409310 Dust extraction device Apr. 2, 2013
8393939 Dust collection for an abrasive tool Mar. 12, 2013
8382559 Negative pressure dust collection structure for power tools Feb. 26, 2013
8371907 Rotary dust protection apparatus Feb. 12, 2013
8371034 Dust collection cover attachable to cutter Feb. 12, 2013
8348726 Dust reducing sanding system Jan. 8, 2013
8292700 Angle grinder Oct. 23, 2012
8281695 Chip vacuum system Oct. 9, 2012
8282447 Adaptive dust shield device Oct. 9, 2012
8262436 Stone wall grinding and polishing system Sep. 11, 2012
8235773 Dust-disposal assembly for machine tool Aug. 7, 2012
8231440 Expansible sanding block exhibiting oblique extending surfaces Jul. 31, 2012
8226455 Vacuum-assisted sanding block Jul. 24, 2012
8221197 Hand-held power tool system Jul. 17, 2012
8177606 Dust shroud for rotary tools May. 15, 2012
8152602 Grinder and core drill with dust collection Apr. 10, 2012
8137165 Dust shroud with adjustable mounting mechanism Mar. 20, 2012
8133094 Dust shroud with access hatch retention mechanism Mar. 13, 2012
8123594 Post shaving orbital system for blind bolt fasteners Feb. 28, 2012
8087977 Angle grinder Jan. 3, 2012
8083573 Dust collection and containment in a rotary floor sanding machine Dec. 27, 2011
8074688 Machine tool with an exhaust hood Dec. 13, 2011
8061344 Slab saw with dust collector and method of dry-cutting pavement Nov. 22, 2011
8057285 Comfort grip for an orbital abrasive hand tool Nov. 15, 2011
8011357 Cutting and dust collecting assembly and working machine with such assembly Sep. 6, 2011
8011998 Expansible sanding block exhibiting oblique extending surfaces Sep. 6, 2011
8007346 Electric hand-held power tool for performing sanding work, in particular a finishing sander Aug. 30, 2011
7980924 Cover device for a power tool Jul. 19, 2011
7976363 Dust container of a hand-held power tool Jul. 12, 2011
7927192 Tool for working on a surface Apr. 19, 2011
7896041 Dust collection attachment Mar. 1, 2011
7887395 Sanding tool with pivotally coupled head assembly Feb. 15, 2011
7878886 Pneumatic grinder with an improved air intake control apparatus Feb. 1, 2011
7871313 Hand-guided machine tool Jan. 18, 2011
7854649 Hand-held power tool, in particular a sander Dec. 21, 2010
7828631 Drywall power vacuum sander Nov. 9, 2010
7806953 Manually guided implement Oct. 5, 2010

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