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9033769 Dust collecting attachment for electric power tool and electric power tool  
A dust collecting attachment that is mounted on a sander includes a suction portion mounted on a portion of a front housing where an output shaft projects, a flexible hose having a front end of...
9028297 Polishing apparatus  
The present invention relates to a polishing apparatus for polishing an object to be polished (substrate) such as a semiconductor wafer to a flat mirror finish. The polishing apparatus includes a...
9028300 Grinding tool adapted to collect grinding particles  
Disclosed is a grinding tool, which includes a first disk having an installation hole in a center portion thereof such that the grinding tool is installed on a grinder, a second disk forming a...
9028301 Holding body for flexible grinding device and grinding system  
A holding body includes a fastening layer which has a fastening surface configured to fasten a flexible grinding device. The fastening layer includes an air- and dust-permeable material and is...
8955919 Dust suppression arrangement for heavy excavation equipment  
An excavation apparatus is disclosed. The excavation apparatus includes a chassis having a length that extends from a front end to a rear end of the chassis. The chassis also has a width oriented...
8915771 Method and apparatus for cleaning grinding work chuck using a vacuum  
A vacuum assembly for removing debris formed on the surface of a work chuck after a wafer grinding process by positioning a vacuum source above the work chuck and then activating the vacuum source.
8869786 Chop saw with dust collection system  
A chop saw, grinding wheel, or like apparatus is disclosed herein also incorporated to an easily portable dust collection system. In a preferred embodiment, a worktable is provided with a center...
8801499 Blasting apparatus and method for blast processing  
A blasting apparatus capable of increasing suction power to collect an abrasive without exerting any influence on processing of a work surface with the abrasive. The apparatus includes a blasting...
8801506 Dust collection hood for grinding machine tools  
A dust collection hood installed on a grinding machine tool which includes a driving motor and at least one grinding portion driven by the driving motor to rotate. The dust collection hood...
8793835 System and method for capturing resultant dust from power tool operation  
A system and method for capturing resultant dust from power tool operation are disclosed. The system comprises a device that includes a housing with a substantially cylindrical shape. The housing...
8777698 Hand tool support and dust shroud  
An abrading tool has a grinding disc mounted to the shaft of a motor, and a dust shroud which has a depending flange which extends over and about a periphery of the grinding disc, the dust shroud...
8763617 Material removal systems and methods utilizing foam  
A system and method for removing material (e.g., drilling or cutting) utilizing foam is provided. The system and method may comprise a vacuum collar that removes foam and residual particles from a...
8764520 Vacuum buffer assembly  
Disclosed are improvements to a high speed power buffer assembly provided with a dust evacuation system. The assembly includes a hood depending from the chassis to encircle the high speed rotating...
8764518 Dust shroud for a grinder  
A dust shroud apparatus for a work tool includes a housing having at least two perpendicularly aligned side walls, an exhaust tube coupled to the housing, and a mounting system coupled to the...
8753173 Method and device for grinding the mutually parallel edges of glass plates  
During grinding of mutually parallel edges of glass plates every edge of the glass plate is ground using a grinding tool or two grinding tools disposed one behind the other and cooling agent is...
8747190 Tool for removing grout, mortar and the like  
A grout removal tool includes a cover shaped to define a substantially enclosed interior cavity and a grinding assembly designed to simultaneously abrade grout from multiple, non-linear tile...
8702478 Angle grinder dust shroud with unitary adjustable mounting collar  
A universal dust shroud includes a unitary mounting bracket on top of the shroud body. The bracket includes a plurality of collar sections attached to the body via a ā€˜Zā€™ shaped joint which allows...
8684792 Sanding system with vacuum  
A sanding system suitable for drywall sanding has a foam sanding block that fits into a hollow housing such that a gap is left around most of the perimeter of the sanding block and the housing...
8636562 Surface treating apparatus and method  
A back-up apparatus for use with a surface treating apparatus can include a back-up plate having a pad attachment face and a back-up pad having a first pad face and a second pad face. The back-up...
8628379 Dust collection bag for manual sander  
A dust collection assembly for a manual sander, having a bag with an open upper end and a lower end terminating in an aperture, and a rigid frame supporting the open upper end of the bag. The...
8622788 Dust collecting cover  
An object of the present invention is to provide a dust collecting cover for a grinding cup wheel having both excellent practicality and versatility. A base plate is joined to a body of the dust...
8597073 Method and device for machining the leading edge of a turbine engine blade  
A method and a device for machining the leading edge of a turbine engine blade by a machining center for which parameters are set is disclosed. The method includes: acquiring a 3D profile of the...
8591292 Ceiling grinder  
A ceiling grinder comprising a drive unit, a grinding wheel, which can be set in rotation by means of the drive unit, a grinding head housing, which receives the grinding wheel and has an opening...
8574029 Orbital grinding aggregate  
The invention concerns a grinding machine having displaceable grinding means for the processing of workpieces made from wood, wood composite materials, plastics, metals and similar materials. The...
8539940 Jewelry bench dust shield  
A jewelry bench dust shield including a base attachable to a jewelry bench, an arm pivotally attached to said base, and a dust shield attached to said arm. A jewelry bench dust shield including a...
8523637 Angle grinder dust shroud with slideable access hatch  
A dust shroud for an angle grinder includes an access hatch which slides along the shroud body to selectively expose an edge of a grinding disc to allow grinding into a corner. The hatch remains...
8523635 Tire buffing debris collecting system  
Improved apparatus and methods for collecting debris generated during a tire buffing operation on a tire buffing machine, the tire buffing machine having a cutting head cutting surface rotatable...
8480457 Surface preparation apparatus  
A hand-held surface preparation apparatus comprising a frame, a hollow semi-circular shaped housing member connected to said frame, a drive housing connected to said housing member, a motor...
8444454 Interface pad for use between an abrasive article and a support tool  
The present invention relates to an interface pad for use between an abrasive article and a support tool. In one particular embodiment, an interface pad for use between a perforated abrasive...
8409310 Dust extraction device  
A dust extraction device for a machine hand tool is provided. The dust extraction device includes an outer tube arranged about an axis, the outer tube being closed on the first axial end thereof...
8393939 Dust collection for an abrasive tool  
Dust collection for an abrasive tool is disclosed. In one embodiment, a first dust extraction component extracts dust from an upper part of material that is machined, while a second dust...
8382559 Negative pressure dust collection structure for power tools  
A negative pressure dust collection structure aims to be used on a power tool which is coupled with an application tool operable in a working space surrounded by a dust collection hood. The dust...
8371907 Rotary dust protection apparatus  
A rotary abrasive device and for facilitating the removal of dust from a work surface. The rotary abrasive device may include a plenum, a plenum coupled to a vacuum source via a plenum exhaust....
8371034 Dust collection cover attachable to cutter  
A dust collection cover capable of efficiently collecting cutting chips and residues generated as a result of cutting a workpiece. A cutter includes a motor and a rotary blade driven by the motor,...
8348726 Dust reducing sanding system  
A dust reducing sanding system for collecting dust created during the sanding of gypsum board includes a shroud including a top wall and a peripheral wall coupled to the top wall to define an...
8292700 Angle grinder  
An angle grinder is provided including a trigger assembly for selectively actuating the angle grinder. A particle separation assembly is provided for the removal of any dust, particle, or...
8282447 Adaptive dust shield device  
An adaptive dust shield for rotary grinders having a bearing housing and an axial groove around the bearing housing. The dust shield has a cover and a plurality of upstanding flexible fingers, in...
8281695 Chip vacuum system  
A vacuum system and apparatus extracts metal chips and cuttings away from the cutting area of a sawing machine. The system and apparatus is located on the previously cut surface end of the saw and...
8262436 Stone wall grinding and polishing system  
A system, apparatus and method capable of grinding and polishing fabricated vertical surfaces of varying shapes and sizes without the use of hand tools. The system comprises a frame which can be...
8235773 Dust-disposal assembly for machine tool  
A dust-disposal assembly for a machine tool comprises a dust-collection chamber settled in a cutting area of the machine tool and a dust-block board settled on the dust-collection chamber for...
8231440 Expansible sanding block exhibiting oblique extending surfaces  
A sanding block for supporting an exteriorly mounted looped sanding belt having an elongated and planar shaped base. A planar shaped cover exhibits first and second oblique extending surfaces and,...
8226455 Vacuum-assisted sanding block  
A vacuum-assisted sanding device removably connectable to a conventional sanding pad of the type used with mechanical sanders. The sanding device may include a swiveling connection tube for...
8221197 Hand-held power tool system  
The invention relates to a portable power tool system comprising a portable power tool (12a-n), especially an angle grinder, a protective hood unit (14a-n) and a protective hood anti-rotation lock...
8177606 Dust shroud for rotary tools  
A dust shroud for rotary tools includes a front half and a back half which are attachable together along an axis thereof to form a dust shroud. The dust shroud is mountable to a rotary power tool...
8152602 Grinder and core drill with dust collection  
A core drill or a grinder power tool design is disclosed herein also incorporated to a dust collection apparatus. The tool has a motor portion and a shaft portion, the shaft portion being...
8137165 Dust shroud with adjustable mounting mechanism  
A universal dust shroud includes mounting brackets held above the shroud body by springs. The brackets move radially and vertically relative to the body to accommodate different angle grinders,...
8133094 Dust shroud with access hatch retention mechanism  
A vacuum shroud for an angle grinder includes a removable hatch for grinding in a corner and provides a storage location on the shroud for the hatch in order to encourage use of the hatch when not...
8123594 Post shaving orbital system for blind bolt fasteners  
The system comprises a headstock (1) in which is established a rotary shaft (10) driven via a cone (8) that can be coupled to a drive means, for example a robot, the shaft (10) being linked to a...
8087977 Angle grinder  
An angle grinder is provided including a trigger assembly for selectively actuating the angle grinder. A particle separation assembly is provided for the removal of any dust, particle, or...
8083573 Dust collection and containment in a rotary floor sanding machine  
A rotary floor sanding machine has a vertically oriented bell housing with a backside floor support and a dust suction port for removing dust from within. The bell housing encloses the sides and...