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7530878 Grinding machine with a concentricity correction system  
A tool grinding machine has a machine control unit, which by means of a suitable measuring device, which for instance comprises a tracer ( 9 ) and a measuring module, first determines the wobble...
7530881 Eccentric stroke adjusting mechanism  
The present invention relates to an eccentric stroke adjusting mechanism for use in a power tool with a principle drive shaft comprising a first and a second eccentric member mounted on the...
7530886 Non-glazing dressing wheel  
A non-glazing dressing wheel ( 10 ) suitable for dressing a grinding wheel surface to be used for maintaining a certain tolerance to assure reliability and quality control of ground parts during...
7530885 Pneumatic grinder with improved handle structure  
A pneumatic grinder with improved handle structure comprising a driving portion, a connecting portion, and a grinding portion wherein the connecting portion has a handle fixing portion at one side...
7530879 Apparatus for reworking a steel edge of a ski  
An apparatus is described for reworking a steel edge of a ski ( 1 ), comprising at least one grinding apparatus ( 16 ) made of a cup-like grinding wheel ( 18 ) which is driven by a motor ( 17 ) and...
7530884 System and method for duplicating keys  
A key duplication system employs a modular key duplication attachment in combination with a high-speed, rotary powered tool and a profiled abrasive cutter. The attachment comprises a base, a...
7530880 Method and apparatus for improved chemical mechanical planarization pad with pressure control and process monitor  
A pad for CMP operations includes a guide plate having a plurality of holes therein and being affixed to a compressible under-layer; and a plurality of pressure-sensing and process monitoring...
7530883 Fixture for grinding machines  
A fixture for grinding machines includes a first base ( 10 ), a second base ( 20 ) and a driving component ( 40 ). The first base defines a first working groove ( 11 ) therein. The second base...
7530159 Method of distortion correction in shrink processes for fabrication of write poles  
A method is presented for fabricating a write pole for a magnetic recording head, wherein a photoresist layer is formed on a wafer stack. A target P 2 pole configuration is provided, and a...
7530690 Centering and blocking device for an ophthalmic spectacles lens, an automatic detection method, and associated manual centering methods  
The device includes receiver elements ( 121, 114 ) for receiving the ophthalmic lens; on either side of the receiver elements, firstly lighting elements (S) for illuminating the ophthalmic lens (...
7527662 Abrasive body and method of manufacturing the same  
An abrasive body for polishing includes a resin structure made of resin and a plurality of abrasive grains wherein a critical surface tension of the resin ranges from 1.6×10 −2 to 4.0×10 −2 ...
7527545 Methods and tools for controlling the removal of material from microfeature workpieces  
Methods and apparatus for controlling the removal of material from microfeature workpieces in abrasive removal processes. An embodiment of such a method comprises irradiating a periodic structure...
7527050 Method for fabricating multi-layer, hub-less blade  
An abrasive cutting blade is provided to achieve high-quality surface finishes at high feed rates. The blade is fabricated by electroplating fine abrasive onto a steel cathode disc to form a first...
7528922 Apparatus and method for measuring ground amounts of liquid crystal display panel  
An apparatus for measuring ground amounts of a liquid crystal display panel includes a grinding unit for grinding upper and lower marginal portions of a unit liquid crystal display panel, a first...
7527546 Viscoelastic polisher and polishing method using the same  
A viscoelastic polisher to be used for polishing. The viscoelastic polisher includes a viscoelastic layer provided on a major surface of a base disk and having a hole of a predetermined radius...
7527544 System of using offset gage for CMP polishing pad alignment and adjustment  
A method and system are provided using an offset dial gage for alignment and adjustment of a polishing pad that has been attached to a turntable of a chemical mechanical polishing (CMP) device. In...
7527547 Wafer processing method  
A method of processing a wafer having a device area in which a plurality of devise are formed and a peripheral excess area surrounding the device area on the front surface, comprising an annular...
7527271 Fast substrate loading on polishing head without membrane inflation step  
The present invention relates to an apparatus and method for improving and speeding up substrate loading process. One embodiment provides a method for vacuum chucking a substrate. The method...
7526866 Variable dust chute for circular saws  
The present invention is directed to a hand-held circular saw with an integrated dust collection system. Such saw may include an upper blade guard for protecting the user from a saw blade, the...
7527377 Method for manually centering an ophthalmic lens in a centering/blocking device and associated centering/blocking device  
Method of manually centering an ophthalmic lens, includes: a) acquiring and storing the shadow of a predetermined geometrical figure formed on a transparent support interposed between...
7527548 System and method for precision machining of high hardness gear teeth and splines  
A gear shaper machine system drives and maneuvers a hone tool to generate teeth geometry in a manner the teeth were machined prior to a hardening process. After heat treatment, the hone tool is...
7523543 Methods of forming magnetic memory devices including ferromagnetic spacers  
A magnetic memory device may include a digit line on a substrate, a first insulating layer on the digit line, and a magnetic tunnel junction memory cell on the first insulating layer so that the...
7524232 Workpiece centering apparatus and method of centering workpiece  
The workpiece centering apparatus is capable of highly reducing damage of a workpiece. The workpiece centering apparatus comprises: a guide plate being provided in a tray and covering a water inlet...
7524235 Method of eliminating surface stress of silicon wafer  
This invention provides a method for eliminating the surface stress of a silicon wafer comprising forming one or more anti-stress groove(s) on the surface of the silicon wafer. These anti-stress...
7524239 Electric hand tool—in particular an angle sander/grinder  
The invention relates to an electrical hand tool device, in particular an angle grinder with a machine housing for holding a motor for the rotating drive of a drive shaft and a driven shaft...
7524233 Tool for using a particulate media/fluid mixture  
A nozzle assembly for a tool which utilizes a particulate/fluid mixture comprises a unique floating ferrule within a handpiece assembly, and eliminates the need, in the prior art, for a nose piece...
7524236 Sharpener accessory and methods relating to same  
A tool sharpener accessory having a base mounted on a support, a pivoting member pivotally mounted on the base and pivoting in at least a seesaw motion relative to the base, the pivoting ember...
7524238 Method of processing antifriction bearing unit for wheel  
A method of processing an antifriction bearing unit for a wheel, the antifriction bearing unit including an outer race, an inner race, a plurality of rolling elements and a flange portion for...
7520797 Platen endpoint window with pressure relief  
A polish pad ( 40, 42 ) and platen ( 50 ) assembly for use in chemical mechanical polishing of semiconductor devices includes a platen ( 50 ) having a vented endpoint window ( 62, 72, 82 ) with one...
7520800 Raised island abrasive, lapping apparatus and method of use  
Flexible abrasive sheet materials having annular bands of precise height flat-topped raised island structures that are coated with a mono layer of abrasive particles or abrasive agglomerates,...
7520796 Polishing pad with grooves to reduce slurry consumption  
A chemical mechanical polishing pad having an annular polishing track and a concentric center O. The polishing pad includes a polishing layer having a plurality of pad grooves formed therein. The...
7520276 Portable working machine  
A portable working machine comprising a tool unit ( 1 ) with a disc guard and a circular tool ( 3 ), and a machine unit ( 2 ) with a filter system ( 10 ), an internal combustion engine ( 11 ) with...
7520955 Carrier head with a multilayer retaining ring for chemical mechanical polishing  
A carrier head for a chemical mechanical polishing apparatus includes a retaining ring having a flexible lower portion and a rigid upper portion.
7520039 Method for the post-treatment of deformed high-grade steel blanks  
A method for post-treatment of single high-grade steel blanks produced from deep-drawable circles or sections of high-grade steel by deep-drawing, pressing, rolling and deformation. According to...
7520968 Conductive pad design modification for better wafer-pad contact  
An apparatus and method for manufacturing and refurbishing a conductive polishing pad assembly for performing an electrochemical process on a substrate is disclosed. The conductive polishing pad...
7520799 Protective cover for a hand-held cut-off machine  
A protective cover of a hand-held cut-off machine has a cover member having an interior. At least two injection nozzles for spraying a cooling liquid into the interior are arranged on the cover...
7520795 Grooved retaining ring  
A retaining ring for chemical mechanical polishing is described. The ring has a bottom surface with non-intersecting grooves. Alternating grooves are at opposing angles to one another.
7520048 Method of fabricating a GMR head  
A giant magnetoresistive (GMR) head is formed to include a recess in an overcoat layer that reduces stress on the poles. The process includes depositing a seed layer over the overcoat layer prior...
7516527 Method of repairing a worn skid plate on a circular saw  
A repair assembly for the skid plate of a circular saw and its associated method of repair. If a circular saw has a skid plate that is worn to a point where it needs replacement, this repair...
7517276 Power tool  
A power tool has a handle holder portion having a semispherically bulging outer circumference, and an arm portion enclosing the handle holder portion and having a semispherically recessed inner...
7517275 Apparatus for precision steeling/conditioning of knife edges  
A multi-stage sharpener includes at least one motor driven abrasive sharpening stage and one non-motor driven conditioning stage. The conditioning stage has a non-abrasive hardened surface and at...
7519448 Method for determining position of semiconductor wafer, and apparatus using the same  
A light source emits light toward a semiconductor wafer, and a light receiving sensor detects light passing a peripheral edge of the semiconductor wafer. Each coordinates of the peripheral edge of...
7517274 Mirror image pair sanding blocks  
A right handed or left handed sanding block can be provided individually or as a mirror image pair. Each block includes a grasp handle and a fastening surface engaging a replaceable sanding pad....
7517409 Barrier coating corrosion control methods and systems for interior piping systems  
Methods and systems for providing cleaning and providing barrier coatings to interior wall surfaces of small diameter metal and composite piping systems in buildings. An entire piping system can be...
7517277 Layered-filament lattice for chemical mechanical polishing  
The polishing pad ( 104 ) is useful for polishing at least one of a magnetic, optical and semiconductor substrate ( 112 ) in the presence of a polishing medium ( 120 ). The polishing pad 104 ...
7513820 Method and apparatus for producing micro-texture on a slider substrate using chemical and mechanical polishing techniques  
A system and method for producing micro-texture on a slider substrate using chemical & mechanical polishing techniques is described. In certain embodiments of the present invention, this is...
7514016 Methodology of chemical mechanical nanogrinding for ultra precision finishing of workpieces  
A chemical-mechanical nanogrinding process achieves near-zero pole tip recession (PTR) to minimize magnetic space loss of the head transducer to media spacing loss, alumina recession and trailing...
7513819 Polishing apparatus and method  
There are provided a polishing apparatus and a polishing method capable of performing polishing a work (such as a wafer) with high efficiency and high precision, a novel work holding plate...
7513818 Polishing endpoint detection system and method using friction sensor  
A system, method and apparatus to monitor a frictional coefficient of a substrate undergoing polishing is described. A polishing pad assembly includes a polishing layer including a polishing...
7510461 Grinding jig set and grinding method  
A method for grinding a number of objects includes a series of steps from arranging the objects to be ground on a grinding jig (a master plate) through removing the ground objects from the grinding...