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7497764 |
Method and apparatus for ultrasonic machining
A method for machining a component. The method includes providing a machining apparatus configured to induce vibrations such that a vibration direction of the machining apparatus is substantially...
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7497763 |
Polishing pad, a polishing apparatus, and a process for using the polishing pad
A polishing pad can include a first layer and a second layer. The first layer can have a first polishing surface and a first opening. The second layer can have an attaching surface and a second...
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7497886 |
Dust extraction for power tools
There is also provided a dust extraction module for use with a power tool, the dust extraction module having: a dust collection chamber ( 50 ) having an inlet ( 52 ) connectable in fluid...
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7497766 |
Tool-holding device for an insert tool with at least essentially disk-shaped hub
A tool-handling device for an insert tool( 14 ) equipped with an at least essentially disk-shaped hub ( 42 ), in particular for a hand guided angle grinder ( 32 ) or a hand-guided circular saw,...
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7497212 |
Cutting tool and method for manufacturing the cutting tool
The present invention relates to a cutting tool for cutting or drilling a brittle work piece such as stone, bricks, concrete and asphalt, and a method for manufacturing thereof. The present...
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7497765 |
Drywall sander
A drywall sander includes a replaceable sanding pad having a layer of resilient material, and an abrasive surface. The sanding pad includes one or more edge portions that project beyond the edges...
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7497761 |
Tool for automatically assembling-disassembling a tire to/from a wheel rim
The present invention relates to a tire assembling-disassembling tool for use in a tire assembling-disassembling machine arranged to rotatable support a tired wheel or wheel rim, said tool being...
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7497009 |
Main pole forming method of perpendicular magnetic recording head
A main pole forming method is provided. The main pole forming method includes etching an exposed side face of a main pole layer, and the plated foundation film, thereby defining a recording track...
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7494400 |
Manufacturing method for a multilayered gas sensor element
In manufacturing a multilayered gas sensor element which includes a sensor cell for measuring a specific gas concentration in a measured gas, a main body portion including a plurality of laminated...
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7494519 |
Abrasive agglomerate polishing method
Provided is a method of polishing comprising providing a workpiece, providing a fixed abrasive article, providing conditioning particles, and relatively moving the workpiece and the fixed abrasive...
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7493688 |
Method of manufacturing a magnetic recording transducer
A method for providing a magnetic recording transducer is disclosed. The method includes providing a first pole having front and rear portions and a back gap on the rear portion. The method also...
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7494399 |
Single-step fiber grinding process and apparatus
A fiber grinding process includes: contacting an end of the optical fiber with a grinding surface in such a manner that a central axis of the optical fiber at the end is inclined to the grinding...
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7494305 |
Raster cutting technology for ophthalmic lenses
A raster cutting apparatus and method for producing accurately formed, aspheric ophthalmic lenses having a good quality surface finish. The accurate form and good surface finish are obtained by...
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7494931 |
Method for fabricating semiconductor device and polishing method
A method for fabricating a semiconductor device includes forming a copper film above a surface of a substrate, forming on a polishing pad a material which contains copper, wherein said copper does...
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7494402 |
Ferrule holder assembly for optical-fiber-end-face grinding apparatus
A ferrule holder assembly for an optical-fiber-end-face grinding apparatus comprises a ferrule holder board supported to be moved upward and downward in parallel with a grinding board of the...
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7495759 |
Damage and wear detection for rotary cutting blades
A method of detecting wear and damage to a rotary cutting blade for singulating a substrate is provided comprising the steps of providing a sensor to locate a first detecting position at an edge of...
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7494403 |
Knife sharpener with improved knife guides
Various forms of knife guides are provided for knife sharpeners to minimize damage to the knife blade. The knife guides include the provision of flexible fibers on the guide surface and further...
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7491115 |
Indexing device for performing operational tasks on a tool element
An indexing device for successively positioning a tool element relative to an apparatus adapted to perform a series of operational tasks on said tool element comprises a base, a reciprocally...
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7491117 |
Substrate holding apparatus
The present invention relates to a substrate holding apparatus for holding and pressing a substrate against a polishing surface. The substrate holding apparatus includes a top ring body for holding...
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7491114 |
Fiber optic polisher
A fiber optic polishing apparatus is disclosed including a single degree-of-freedom (DOF) gear transmission system, a pressurizing module, a fixture module, and a housing assembly motorized...
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7491118 |
Chemical mechanical polishing apparatus and methods using a polishing surface with non-uniform rigidity
A chemical mechanical polishing apparatus includes a platen, a polishing pad affixed to a surface of the platen, and a polishing head configured to retain and rotate a wafer while pressing a...
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7491116 |
CMP pad dresser with oriented particles and associated methods
CMP pad dressers with superabrasive particles oriented into an attitude that controls CMP pad performance, and methods associated therewith are disclosed and described. The controlled CMP pad...
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7488242 |
Sanding apparatus with molded elastomeric pad
A sander comprises a body member molded of polypropylene to which a soft pad member is integrally molded or directly bonded thereto. Preferably, the material comprising the pad member is of a...
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7488235 |
Polishing apparatus and related polishing methods
Polishing apparatus and related methods employ aligned first and second magnetic field sources to adjust the compressive force and/or pressure applied by a carrier head against a target workpiece...
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7488241 |
Precision control of sharpening angles
A modified truncated cone-shaped disk is molded onto a plastic hub which is mounted on a motor driven shaft. The hub has an axial bore of a size to fit with very close clearance on the shaft while...
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7488240 |
Polishing device
A polishing device includes a polishing pad for polishing a wafer and a polishing head for holding the wafer. The polishing head has a retainer ring for retaining the wafer in the in-plane...
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7488239 |
Assembly for grinding electrodes
A device for grinding welding electrodes comprises a driving motor, a shaft driven by said driving motor and a grinding wheel driven by said driving motor through said shaft, said grinding wheel...
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7488236 |
Polishing pad and method of producing the same
The invention provides a polishing pad by which optical materials such as lenses, reflecting mirrors etc., or materials requiring a high degree of surface planarity, as in the polishing of silicone...
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7488145 |
Method for manufacturing a doughnut-shaped glass substrate
A method for manufacturing a doughnut-shaped glass substrate by use of a glass substrate manufacturing apparatus, the glass substrate manufacturing apparatus comprising a work stage, three drilling...
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7489984 |
System for designing, previewing, and cutting natural stone veneer to deliver ready for installation
The present invention relates to a method of designing, previewing a stone veneer project in its entirety before a single stone is cut; cutting and finishing the edges of a stone to form...
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7489856 |
Electrical device for automatically adjusting operating speed of a tool
Electrically powered devices are provided that are generally capable of automatically adjusting an operating speed of a tool removably connected to the device. The device includes circuitry that...
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7488238 |
Emery wheel grinding machine with adjustable drill bit chuck
The emery wheel grinding machine with adjustable drill bit chuck disclosed herein has an adjustable chuck in which is provided with a T-bushing having an outer flange formed at one end thereof. The...
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7488237 |
Optical filter, production method for this optical filter and optical device using this optical filter and housing structure for this optical filter
An optical low pass filter is constituted by a quartz birefringent plate a quarter wavelength plate and a quartz birefringent plate layered in that order. Curved chamfered portions are formed at a...
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7485029 |
Double face polishing apparatus
The double face polishing apparatus is capable of controlling an amount of supplying slurry to a lower polishing plate. The double face polishing apparatus comprises: a lower polishing plate and an...
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7485030 |
Grinding element for mounting in a groove
The present invention relates to a grinding element for mounting in a recess ( 41 ) in a surface of a cylindric drum ( 42 ) and including a retainer means ( 2 ) designed with outer sidewalls that...
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7485031 |
Angle sander
A dry wall angle sander for simultaneously sanding both sides of an inside corner without grooving generally comprises a body including a pad of compressible, flexible, and resilient material...
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7486407 |
Polishing pad surface shape measuring instrument, method of using polishing pad surface shape measuring instrument, method of measuring apex angle of cone of polishing pad, method of measuring depth of groove of polishing pad, CMP polisher, and method of manufacturing semiconductor device
The main sensor 15 measures the distance Lm to the surface of the pad 2 a , and the sub-sensor 16 measures the distance Ls to the surface of the reference block 12 . What is actually taken as...
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7485027 |
Abrasive entrainment
A method for generating a high-velocity cutting jet comprises forming a high velocity jet of a liquid such as water, forming a suspension of an abrasive such as garnet in a carrier gas containing a...
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7484890 |
Rolling slide member
There is provided a rolling slide member coming in contact with a mating member in a rolling or sliding manner, wherein a plurality of grooves having an inclination of 0 to 30 degree and a groove...
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7484736 |
Accessory for a rotary tool
A rotary tool accessory includes a body defining an axis of rotation and having a work piece contacting surface and a drive portion. The body has defined therein a body opening including a first...
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7485026 |
Sander
A sander can include a housing, an indicator coupled to the housing, and a motor assembly in the housing. The motor assembly can include an output member. A platen can be driven by the output...
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7485028 |
Chemical mechanical polishing retaining ring, apparatuses and methods incorporating same
The disclosure is directed to a chemical mechanical polishing retaining ring including a polymer matrix and a filler including polyimide. The chemical mechanical polishing retaining ring has a wear...
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7481543 |
Mirror for use in a projection exposure apparatus
A mirror for use in a projection exposure apparatus is described. The mirror has a main surface extending beyond an outline of an optical surface of the main surface. The optical surface has a...
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7481698 |
Sintered rare earth magnetic alloy wafer surface grinding machine
A surface grinding machine for a sintered rare earth magnetic alloy wafer comprises a pair of disk-shaped grindstones that face each other across a prescribed gap to be rotatable in opposite...
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7481695 |
Polishing apparatus and methods having high processing workload for controlling polishing pressure applied by polishing head
CMP systems and methods implement instructions for moving a polishing pad relative to a wafer and a retainer ring and for applying pressure for CMP operations. Feedback of polishing pad position is...
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7481696 |
Grinding machine and coolant supplying method therefor
In a rough grinding step the large quantity of coolant supplied to cool the grinding point enables the flow to pass through a wheel-following air layer and reach the grinding point while the supply...
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7481945 |
Polishing progress monitoring method and device thereof, polishing device, semiconductor device production method, and semiconductor device
During the polishing of a wafer 2 , the wafer 2 is illuminated with measuring light emitted from a light source 21 , and the spectroscopic intensity of the reflected light is detected by a...
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7481699 |
Fan-type grinding wheel
A fan-type grinding wheel which can be driven in rotation in a direction of rotation comprises, on an annular rim region of a support plate, grinding blades which are configured in the form of a...
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7481697 |
Head slider and method of manufacturing same
A head slider having an air inlet end and an air outlet end includes a rail having a flat air bearing surface for generating floating force when the disk rotates, the rail being disposed on a...
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7479056 |
Automated drill bit re-sharpening and verification system
An automated drill bit sharpening and verification system employing one or more electronic optical assemblies for gathering orientation data of a drill bit to be sharpened. The drill bit is rotated...
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