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7462092 |
Method of finishing bevel gears to produce a diffuse surface structure
A method for providing a surface structure wherein conventional grinding micro scratches are broken up to provide a diffuse structure of micro scratches and micro flats resulting from grinding...
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7462093 |
Workpiece support method and workpiece support device
There is provided a workpiece support device for use in machining a workpiece including: a securing support unit; and a following support unit. The securing support unit has a securing abutment...
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7463944 |
Method of grooving and drilling an ophthalmic lens blank, machine programmed therefor, and computer program
The present invention is directed to a method of controlling an edger device, and a machine programmed to edge a lens blank. A lens blank and an edger are provided. The edger device is capable of...
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7462096 |
Surface-treatment wheel
A surface-treatment wheel has an inner element rotatable about an axis, and an outer ring fixed rotationally on the inner element, centered on the axis, and formed unitarily with an annular array...
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7458883 |
Apparatus for abrading a surface
An apparatus for abrading a surface is provided. The apparatus has a compact profile and includes a drive mechanism disposed in a housing. The drive mechanism includes a substantially vertical...
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7458879 |
Dressing apparatus and substrate holding apparatus
A polishing apparatus for polishing a substrate comprises a polishing table having a polishing surface, and a substrate holding apparatus for holding a substrate to be polished and pressing the...
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7459397 |
Polishing method for semiconductor substrate, and polishing jig used therein
During the polishing of a semiconductor substrate, the semiconductor wafer that has been reduced in thickness, and hence in strength, by polishing, suffers outer-surface damage (or cracking) due to...
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7458882 |
Adjustable handheld tool
An adjustable handle is attached to a power tool having a tool head and a motor housing. When the handle is loosened, the tool head can rotate relative to the motor housing and the handle can be...
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7458878 |
Grinding apparatus and method
The present embodiments provide methods, systems and apparatuses for use in grinding work pieces, such as wafers. Some embodiments provide methods that position a grind spindle to contact a first...
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7459056 |
Pad conditioning head for CMP process
In a first aspect, a first apparatus is provided for a chemical mechanical polishing (CMP) process. The first apparatus includes (1) a rotatable member; (2) an end effector adapted to receive and...
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7458139 |
Tip dresser
A tip dresser is disclosed, by which a cutter body can be easily formed and by which an end of an electrode tip can be quickly and neatly grinded. A tip dresser, which is configured to grind a pair...
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7458880 |
Method for grinding of cam profiles
The present invention relates to a method for grinding of cam profiles on a camshaft ( 1 ), having an inner shaft ( 5 ) and an outer shaft ( 4 ) arranged coaxially one inside the other and mounted...
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7459028 |
Method for cleaning a lumen
A method and apparatus for removing soil from an inner surface of a lumen wall of a medical instrument are disclosed. A carrier gas entrains particles capable of sublimation at room temperature and...
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7458885 |
Chemical mechanical polishing pad and methods of making and using same
Shape memory chemical mechanical polishing pads are provided, wherein the shape memory chemical mechanical polishing pads comprise a polishing layer in a densified state. Also provided are methods...
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7458881 |
Surface treated product, surface treatment method, and surface treatment apparatus
There is provided a surface treated product that moves relatively in a fluid, wherein a surface of the surface treated product has continuous dimples, each dimple having a diameter of 10 to 2500...
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7458884 |
Grinding disc for grinding machines
In a grinding disk ( 100 ) for the rotary slaving on a driven shaft of a grinding machine, in particular of a hand grinder, which has at least one supporting plate ( 10 ) with at least one cut or...
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7455575 |
Polishing pad cleaner and chemical mechanical polishing apparatus comprising the same
A polishing pad cleaner of a chemical mechanical polishing apparatus throughly and efficiently cleans the polishing pad of the apparatus. The head of the polishing pad cleaner includes a nozzle...
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7455568 |
Water jet-processing machine
A water jet-processing machine comprising a workpiece holding table having a holding surface for holding a workpiece, a nozzle for emitting a jet of processing water to the workpiece held on the...
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7455572 |
Method and device for grinding a saw chain
A method and device for grinding a saw chain ( 26 ), the saw chain ( 26 ) being clamped in a position suitable for grinding. A rotating grinding disc ( 11 ) is manually transferred from an inactive...
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7454828 |
Method for manufacturing a magnetic write head
A method for measuring recession in a wafer undergoing an asymmetrical ion mill process. The method includes the formation of first and second reference features and possibly a dummy feature. The...
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7455571 |
Window polishing pad
A window polishing pad having a reduced stress pad window formed therein for performing optical end point detection are provided, wherein the window polishing pad comprises a pad window and a...
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7455573 |
Fluid jet polishing with constant pressure pump
The invention relates to fluid jet polishing machine including a pump that maintains a constant pressure in the polishing fluid during each pass of a nozzle over a component. Fluid actuated...
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7455332 |
Method for controlling overcoat recession in a magnetic thin film head
The overcoat of a slider (alumina) is recessed relative to the slider ABS by a non-abrasive CMP process sufficiently to prevent thermal protrusion of the overcoat during subsequent slider use in a...
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7455569 |
Grinding and polishing machine for grinding and/or polishing workpieces to an optical quality
A grinding and polishing machine, in particular for lenses, has at least one tool spindle and at least one workpiece. The tool spindle is constructed to hold a respective tool on the same axis at...
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7455570 |
Large part polishing apparatus and polishing method
The present invention comprises a turntable which holds a turbine part at a predetermined position, the turn table being rotatably supported by a support member, and rotated and driven by a driving...
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7455574 |
Locking system for a spindle of a power tool
A mechanism for locking and cushioning a spindle of a power tool includes a driving disk, a combination of a cam and a plurality of elastic components, and a plurality of roller pairs. The...
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7452261 |
Process for monitoring the setting of the coolant nozzle of a grinding machine
A process for monitoring the correct setting of the coolant nozzle ( 9 ) of a grinding machine for grinding the tooth flanks of workpieces with premachined teeth. In an automatic test cycle after...
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7452262 |
Knife sharpeners with improved knife guides
Various forms of knife guides are provided for knife sharpeners to minimize damage to the knife blade. One of the forms of knife guides comprises non-contact optical arrangements which includes a...
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7452265 |
Abrasive article and methods of making same
An abrasive article with an integral dust collection system. The abrasive article comprises a porous abrasive layer with openings, a first filter media with channels, a second filter media, a third...
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7452475 |
Cleaning process and apparatus for silicate materials
A method for treating a surface of a quartz substrate includes preparing a substrate to provide a working surface having an initial roughness; and then ultrasonically acid-etching the working...
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7452264 |
Pad cleaning method
A method for cleaning a polishing pad is disclosed. In CMP and ECMP, a polishing pad must be conditioned to obtain good and predictable polishing results. During conditioning, debris is generated...
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7452263 |
Grinding method
A method of grinding the outer circumferential surface of a workpiece 5 formed of a hard and brittle material into a predetermined shape using a grinding wheel while rotating the workpiece 5 is...
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7454264 |
Method of beveling an ophthalmic lens blank, machine programmed therefor, and computer program
The present invention is directed to a machine programmed to edge an ophthalmic lens blank. The machine includes an edger device for forming a bevel in a peripheral edge of the lens blank, a...
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7448938 |
Method for supplying spectacle lens
Difference between a lens edge circumference and an edged lens circumference is controlled to be always within a prescribed range so that a spectacle lens of a properly finished circumference size...
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7449413 |
Method for effectively removing polysilicon nodule defects
According to one exemplary embodiment, a method includes a step of forming a polysilicon layer over a substrate by using a deposition process, where the deposition process causes polysilicon nodule...
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7448939 |
Method and device for grinding concave parts, notably for manufacturing prostheses
Method for manufacturing cervical prostheses with a concavity after grinding, having the following steps:
positioning a grinding tool ( 2 ) in a resting position (X 0 , Z 0 ), loading the...
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7448942 |
Grinding method
A surface to be polished having a plurality of surfaces of significantly different curvatures can be polished evenly by the use of resilient abrasive members by using a polishing method including...
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7449124 |
Method of polishing a wafer
A method for polishing a wafer comprising an aqueous solution having a pH in the range of 6 to 8, wherein the aqueous solution comprises at least one compound selected from the group consisting of...
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7448261 |
Method and apparatus for testing rubber tires or solid rubber wheel laboratory samples
An eraser having the capability of absorbing oil or wax as a formulation of more than 50% styrene butadiene rubber (SBR). The eraser is particularly well suited for use in testing tires having oil...
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7448940 |
Polishing apparatus and polishing method
A polishing apparatus comprises a first polishing table having a first polishing surface, a substrate carrier for holding a substrate and positioning the substrate so as to bring a surface of the...
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7444740 |
Damascene process for fabricating poles in recording heads
A method and system for manufacturing a pole for a magnetic recording head. The method and system include providing an insulator and fabricating at least one hard mask on the insulator. The at...
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7446961 |
Lens device
A lens element has an annular flange portion which has a tapered lateral surface so as to form at least an annular clearance tapering from a rear edge thereof when it is received in a lens holder....
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7445542 |
Machine for finishing an object such as a profiled element, a panel, or suchlike
A machine for finishing an object comprising feed members to feed the object along a reference plane (P 1 ), and at least a work station provided with a tool which contacts the object in a work...
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7445058 |
Nozzle unit and method for excavating a hole in an object
A nozzle unit for generating an abrasive jet. The nozzle unit has a first nozzle connected to a pressurized carrier fluid supply; a mixing chamber in which the first nozzle discharges; and a second...
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7444741 |
Process to manufacture a CPP GMR read head
Biasing schemes used for CIP GMR devices were previously thought to be impractical for CPP devices due to current shunting by the abutted hard magnets. In the present invention the CPP stripe is a...
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7445847 |
Chemical mechanical polishing pad
The invention provides a polishing pad suitable for planarizing at least one of semiconductor, optical and magnetic substrates. The polishing pad includes a polymeric matrix having a top polishing...
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7445543 |
Polishing apparatus
A polishing apparatus has a top ring configured to hold a semiconductor wafer on a substrate holding surface, and a pushser configured to deliver the semiconductor wafer to the top ring and receive...
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7441326 |
Manufacturing method of a magnetic sensor
In a magnetic sensor, a lower terminal layer, a magnetosensitive layer, and a cover film are simultaneously patterned into substantially the same size. The opposing surface of the lower terminal...
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7442112 |
Nozzle for spraying sublimable solid particles entrained in gas for cleaning surface
A nozzle for spraying sublimable solid particles and preventing frost from forming at surfaces of the nozzle. The nozzle includes: a cleaning agent block for phase-changing a cleaning agent into a...
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7441325 |
Perpendicular head with trailing shield and rhodium gap process
A perpendicular write head including a main pole and a trailing shield, the main pole being made of a diamond-like carbon (DLC) layer as hard mask and a rhodium (Rh) layer as shield gap, both DLC...
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