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8870630 Scraper assembly  
The invention pertains to a novel scraper assembly having a plurality of interchangeable scraper heads and handles and corresponding method for use. The scraper assembly further comprises a...
8871331 Anti-loading abrasive article  
A coated abrasive article includes a backing having a surface, a plurality of abrasive regions overlying the surface in each of the first and second portions, and at least one macro-channel. The...
8870631 Drive assembly for a grinder  
A drive assembly for a grinder has a housing device, a drive device, multiple transmission devices and multiple grinding devices. The drive device has a motor, a driving wheel and a driving band...
8864553 Fluid jet cutting system  
A taper head control assembly is provided for a fluid jet cutting system. A base is movably mounted relative to a cutting table. A tilt body carries a fluid jet cutting apparatus and includes a...
8864552 Camshaft-grinding machine  
An apparatus for grinding a cam having an outer surface with outwardly convex and outwardly concave portions has a frame and a main drive on the frame for holding the cam and rotating it about a...
8864554 Sharpener  
The invention relates to a sharpener for sharpening a cutting tool, such as a knife, the sharpener comprising a body part (1), a rotatable sharpening roll (2) resting on the body part, and a first...
8863722 Cylinder block and method of machining same  
A machined shape of a bore is based on the deformation amount of a data-acquisition bore after fastening of cylinder head. A cross section of an approximate shape is set to be an approximately-true...
8858296 Method and system for endpoint detection  
A process control system is provided for use with a processing tool for thin film patterning by a material removal processing system. The system includes an optical end-point detector operable...
8858297 Gear grinding method  
Provided is a gear grinding method wherein an initial cutting position by a grindstone is appropriately set, resulting in an improvement being able to be made in machining accuracy. For this...
8858298 Polishing pad with two-section window having recess  
A method of forming a polishing pad with a polishing layer having a polishing surface and a back surface. A plurality of grooves are formed on the polishing surface, and an indentation is formed in...
8857421 Engine-driven cutter  
A handheld engine-driven cutter is provided with a disk blade and a main body that drives the disk blade by an engine. A guard surface for repelling chips of a workpiece that scatter from the disk...
8858303 Protective cover for a handheld power tool  
A protective cover for a handheld power tool, with a tool that is at least partially surrounded by the protective cover, is formed of at least a first wall element and a second wall element, which...
8858301 Attachment mechanism for a cutting disc  
Disclosed herein is a power tool (10) comprising a body (12), a rotatable drive shaft (14) having a free end (15) extending from the body (10), and a motor (16) for transmitting torque to the drive...
8858302 Retainer rings of chemical mechanical polishing apparatus and methods of manufacturing the same  
A retainer ring of a chemical mechanical polishing apparatus includes a base portion having a ring shape, the base portion including a pressurizing surface and a combining surface opposite the...
8858304 Adjustable curve hand sander  
A hand-held sander for sanding a curved surface includes a structurally rigid frame having a left hand hold and left channel oppositely disposed from a right hand hold and right channel. An...
8858734 Superfinishing large planetary gear systems  
A method of superfinishing a large hollow wheel gear in a vibratory bowl having a center hub comprises at least partially filling the vibratory bowl with an amount of finishing media, laying the...
8859476 Multi-purpose, non-corrosive cleaning compositions and methods of use  
Compositions comprising an alkanesulfonic acid and an organic nitrogenous base, and related methods of use.
8858300 Applying different pressures through sub-pad to fixed abrasive CMP pad  
A chemical mechanical polishing (CMP) system includes a rotating polishing table including a platen providing at least two pressure zones having different pressures; a sub-pad positioned on the...
8859041 Thermal spraying preprocessing method and a cylinder block of an engine so preprocessed  
The adhesiveness of a thermal spray coating and a cylinder internal surface is improved by forming a sufficient roughened surface on an internal surface. A processing roller is installed on the...
8858299 Device and method for processing a blade edge  
A blade processing (e.g., sharpening) device includes two sets of overlapping edge processing rings. Inner diameter surfaces of the edge processing rings define a notch suitable for effectively...
8851962 Barrel-shaped threaded tool for machining internal gear  
An object is to provide a barrel-shaped threaded tool for machining an internal gear which is capable of machining with high accuracy by appropriately setting a helix angle. To achieve the object,...
8852669 Coating method and coating device for medical implants  
Methods and devices coat, at least regions of, a medical implant, preferably of an artificial joint or a fixation for a joint. The method provides a medical implant, fills a device with a liquid...
8851960 Rotary tool  
A hand-held rotary tool is provided which can offer improved usability while realizing reduction of vibration of a tool body. The rotary tool has a tool body, a drive shaft disposed in the tool...
8851958 Method for the simultaneous double-side material-removing processing of at least three workpieces  
A method for simultaneous double-side material-removing processing of at least three workpieces includes disposing the workpieces in a working gap between rotating upper and lower working disks of...
8851957 Grinding method of multifunction grinding machine  
A grinding method includes the steps of holding a workpiece by a pair of centering members of a pair of spindle equipment, shifting two centering members to one side of a spindle rotational axis,...
8851961 Sharpener for a snow travel member such as a ski or a snowboard  
In one aspect, the invention is directed to a sharpener for sharpening a corner edge of a snow travel member, which may be, for example, a ski or a snowboard. The corner edge is between a bottom...
8851959 Chemical mechanical polishing device and polishing element  
A polishing apparatus used in chemical mechanical polishing device is provided. The polishing apparatus includes a polishing plate for holding a wafer to be polished; a polishing pad arm, one end...
8851058 Slot wear indicator for a grinding tool  
Wear indicators for abrasive articles are presented. Specifically, indicator marks that are parallel to a bonding edge of a grinding element are presented. Tools comprising a carrier element and...
8845400 Rotary grinding tool and its production method  
An inexpensive rotary grinding tool with reduced noise level of the grinding is provided. The rotary grinding tool comprises a metal disk having a grinding surface on at least a part of its surface...
8845395 Method and device for the injection of CMP slurry  
Disclosed is an apparatus for injecting slurry onto the polishing pad surface of a chemical mechanical polishing (CMP) tool. The disclosed apparatus includes a rectilinear shaped injector bottom,...
8845393 Cutting method by sandblasting  
A cutting method by sandblasting in which cutting through of a workpiece and/or formation of a through-hole in the workpiece are/is performed by forming a resist on a plate-shaped workpiece and...
8844120 Method for providing a magnetic recording transducer including an assist pole having surfaces angled with respect to the ABS  
A method for providing a magnetic transducer including an underlayer is provided. The method comprises providing a recessed region in the underlayer. The recessed region includes a front having an...
8845391 Substrate polishing apparatus, substrate polishing method, and apparatus for regulating temperature of polishing surface of polishing pad used in polishing apparatus  
An apparatus for polishing a substrate includes a rotatable polishing table supporting a polishing pad, a substrate holder configured to hold the substrate and press the substrate against a...
8845390 Predictive calculation method for calculating a simulated shape of an engagement ridge to be arranged on the edge face of an ophthalmic lens of a pair of eyeglasses, and a method of beveling  
A predictive calculation method for calculating the shape of a cross-section of an engagement ridge of an ophthalmic lens obtained by beveling the lens with a beveling grindwheel driven in...
8845398 Chemical mechanical polisher and polishing pad component thereof  
This disclosure is directed to a chemical mechanical polisher and a polishing pad component thereof. The chemical mechanical polisher comprises a polishing platen having a flat surface, and the...
8845396 Polishing apparatus  
A polishing apparatus has a polishing pad, a top ring for holding a semiconductor wafer, and a vertical movement mechanism operable to move the top ring in a vertical direction. The polishing...
8845394 Bellows driven air floatation abrading workholder  
Flat-surfaced workpieces such as semiconductor wafers are attached to a rotatable floating workpiece holder carrier rotor that is supported by and rotationally driven by a bellows. The wafer...
8845392 Arrangement for grinding and a method thereof  
An improved grinding arrangement for grinding a required profile in a body is provided. The arrangement includes a body having at least one channel extending into the body and a grinding wheel...
8845397 Surface abrasion tool  
A surface abrasion tool (12) has a first drive shaft (42) connect a motor (14) to a power transfer assembly (20). The power transfer assembly (20) transfers rotary power from the first drive shaft...
8840446 Inner retaining ring and outer retaining ring for carrier head  
An inner ring for a carrier head has an inner surface configured to circumferentially surround the edge of a substrate positioned on the substrate mounting surface, an outer surface, and a lower...
8840445 Bumper paint removing apparatus  
In order to be able to easily and sufficiently remove paint from the surface of a bumper, grooves or projections are provided on the surface of one roller, from among a pair of rollers on a roller...
8840444 Method for machining the flanks of substantially cylindrical gearing having modified crowning, in a diagonal rolling method  
The invention concerns a method of machining the tooth flanks of substantially cylindrical, but crowning-modified gears through a diagonal generating process employing a worm-shaped tool which is...
8840803 Thermally conductive nanocomposition and method of making the same  
A nanocomposite fluid includes a fluid medium; and a nanoparticle composition comprising nanoparticles which are electrically insulating and thermally conductive. A method of making the...
8839479 Orbital surface cleaning apparatus  
Orbital surface cleaning apparatus (400) are presented. An orbital surface cleaning apparatus (400) can include a driver motor (410) coupled to a plate (130) having offset distributed weights...
8840447 Method and apparatus for polishing with abrasive charged polymer substrates  
An abrasive article for polishing a surface of a workpiece. The abrasive article includes a plurality of polishing islands arranged to interact with a workpiece to maintain a substantially constant...
8839778 Hydraulically-actuated, horizontal flush-cut radial concrete saw and trip hazard removal method  
A concrete saw is disclosed having a rigid metal frame, a hydraulic drive system, a water-cooled hub, and an axially rotatable trigger assembly comprising a 12 volt switch. The saw may include a...
8834235 Flexible sander  
A flexible sanding apparatus includes a thin, relatively flat spring member and one or more coil spring members coupled to a first side of the flat spring member along a length of the flat spring...
8834234 Double-side polishing apparatus  
A double-side polishing apparatus including at least: upper and lower turn tables each having a polishing pad attached thereto; a carrier having a holding hole formed therein for holding a wafer...
8834232 Fluid/abrasive jet cutting arrangement  
A high pressure cutting arrangement includes two pressurized streams: a liquid stream and a slurry stream. The two streams are independently pressurized, and then combined at pressure. The combined...
8834231 Method and system for removing contaminants  
A method and apparatus for removing contaminants from at least one portion of a semiconductor mold are disclosed. A nozzle is positioned at a preset position with respect to the portion of the...