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7416478 |
Planetary drive heads for grinding/polishing pads
A planetary drive head for treating floors having a hub that rotates in one direction and attached media gears that rotate in the opposite direction.
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7416477 |
Sander tool with pivoting handle and attachable pol
Disclosed is a sander tool suited for sanding planar surfaces, and mechanisms enabling the pivoting of an ergonomic handle. Also disclosed is a sander tool having a detachable pole for use in...
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7416476 |
Brake pad grinding method
A method and apparatus for grinding a brake pad forms inclined faces at both ends of the brake pad through a single route of movement and no grinding limit quantity is involved whether boundary...
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7416475 |
Method for rough-honing the peripheral surface of a bore
The invention relates to a method for rough-honing the peripheral surface ( 3 ) of a bore ( 2 ). According to said method, a honing tool ( 5 ) is introduced into the bore ( 2 ), the longitudinal...
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7416474 |
Planarization apparatus
The present invention is a planarization apparatus for planarizing a coating film applied on a substrate before the coating film is hardened, including a contact body such as a brush or sponge...
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7416473 |
Numeric-control work-centre for machining plates of glass, stone, marble or the like, with two or more machining heads
A numeric-control work-centre for machining plates of glass, marble and natural or synthetic stones comprises: a bench, defining a work surface, designed to receive the plates to be machined; two...
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7416472 |
Systems for planarizing workpieces, e.g., microelectronic workpieces
This disclosure provides methods and apparatus for predictably changing the thickness of a microfeature workpiece. One implementation provides a planarizing method in which a first workpiece is...
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7416471 |
Recovery device of blasting medium and method therefor
The present invention provides a recovery device of a blasting medium for recovering a blasting medium after use, which has been injected to a work and has fallen therefrom, into a solid-gas...
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7415978 |
Assembly and a method for cutting or forming an object
A method and an apparatus 10 for cutting an object 64 , such as a grinding wheel. Particularly, the object 64 is placed in a horizontal manner and concomitantly rotated with the cutter 14 ...
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7414080 |
Polyurethane polishing pad
The polishing pad is suitable for planarizing at least one of semiconductor, optical and magnetic substrates. The polishing pad includes a cast polyurethane polymeric material formed with an...
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7413988 |
Method and apparatus for detecting planarization of metal films prior to clearing
A method for planarizing a semiconductor substrate is provided. The method initiates with tracking a signal corresponding to a thickness of a conductive film disposed on the semiconductor...
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7413986 |
Feedforward and feedback control for conditioning of chemical mechanical polishing pad
A method, apparatus and medium of conditioning a planarizing surface includes installing a wafer to be polished in a chemical mechanical polishing (CMP) apparatus having a polishing pad and a...
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7413832 |
Method of producing a glass substrate for a mask blank, method of producing a mask blank, and method of producing a transfer mask
In a method of producing a glass substrate for a mask blank, a surface of the glass substrate is polished by the use of a polishing liquid having a pH value between 7.0 and 7.6 that contains...
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7413505 |
Pipe and shaft sander
The present invention relates to a hand-held motorized device that is designed for sanding cylindrical objects. The invention comprises a left side and right side within which are a plurality of...
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7413504 |
Blade sharpening device with blade contour copying device
The present invention provides a blade sharpening device designed for sharpening a blade for a uniform sharpening of the edge thereof. The blade sharpening device contains a base having a guide...
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7413503 |
Elastic polishing tool and lens polishing method
An elastic polishing tool that comes into contact with a surface to be polished of a lens and rotates to polish the surface, includes: an elastic polishing body which has a cylindrical shape and...
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7413502 |
Method for producing ophthalmic lenses and other shaped bodies with optically active surfaces
The invention concerns a method for producing ophthalmic lenses that uses plastic blanks in the form of flat, round discs. The outer edge of said plastic blanks is clamped and the desired final...
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7413501 |
Method for concave grinding of wafer and unevenness-absorbing pad
To facilitate handling of a wafer with its thickness reduced by grinding its rear surface, and prevent any protrusions and depressions matching those of the front surface from being formed on its...
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7413500 |
Methods for planarizing workpieces, e.g., microelectronic workpieces
This disclosure provides methods and apparatus for predictably changing the thickness of a microfeature workpiece. One implementation provides a planarizing method in which a first workpiece is...
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7413499 |
Grinding process and apparatus with arrangement for grinding with constant grinding load
A process of grinding a surface of a workpiece, by a grinding tool rotated about its axis. The process includes a grinding step of grinding the workpiece surface, by pressing at least one of the...
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7413498 |
Lapping apparatus and lapping method
A film feeder (FF 1 ) feeds a film ( 1 ), a first drive ( 20 ) rotates a work (W), a second drive ( 30 ) moves the work (W) relative to the film ( 1 ), a shoe set handler ( 40 ) handles the shoe...
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7413497 |
Chemical mechanical polishing slurry pump monitoring system and method
According to one embodiment of the invention, a chemical mechanical polishing monitoring system includes a pump delivering a slurry to a polishing pad and a rotation sensing device coupled to the...
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7413496 |
Method and device for polishing endless belt metal rings for continuously variable transmission
There are disclosed a method and device for polishing a metal ring, which is capable of polishing a side edge of the metal ring without performing barrel polishing or polishing by grinding stones....
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7412999 |
Label remover
The present invention relates to a hand held label removal apparatus, which provides a safe and easy removal of otherwise hard to remove labels that are affixed to various types of containers such...
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7412741 |
Apparatus and methods for cleaning cooling slot surfaces on a rotor wheel of a gas turbine
The cleaning system includes a plurality of generally dovetail-shaped slot blocks having a slot along a radial inner side, an abrasive media or belt and a backing tube. Upon insertion of the blocks...
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7410413 |
Structured abrasive article and method of making and using the same
A structured abrasive article comprises a backing, a structured abrasive layer affixed to the backing, the structured abrasive layer comprising: a plurality of raised abrasive regions, each raised...
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7410412 |
Belt sander
A belt sander is disclosed that may include a sanding assembly having a first roller and a second roller, the sanding assembly being configured to receive a sanding belt around the first roller and...
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7410411 |
Method of determining the number of active diamonds on a conditioning disk
The invention relates to a method for determining the number of active diamonds on a conditioning disk. In particular, the method comprises (a) contacting a diamond conditioner disk with a hard...
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7410410 |
Method and apparatus to produce a GRM lapping plate with fixed diamond using electro-deposition techniques
A system and method are described for manufacturing a lapping plate. Diamond particles are premixed with a metal matrix. The diamond particles are electro-deposited onto the surface of a lapping...
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7410409 |
Abrasive compound for CMP, method for polishing substrate and method for manufacturing semiconductor device using the same, and additive for CMP abrasive compound
The present invention discloses a CMP abrasive comprising cerium oxide particles, a dispersant, an organic polymer having an atom or a structure capable of forming a hydrogen bond with a hydroxyl...
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7410408 |
Eyeglass lens processing apparatus
An eyeglass lens processing apparatus for processing an eyeglass lens includes: a lens chuck that holds the lens; a regular-grooving tool; a first moving unit that moves the lens held by the lens...
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RE40446 |
Strength-enhancing apparatus for metal part
Disclosed is a strength-enhancing apparatus for a metal part comprising a recovery mechanism for sucking powder flow dust generated from glass beads crushed on a surface of a gear in a chamber to...
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7409260 |
Substrate thickness measuring during polishing
A method for determining a polishing endpoint includes obtaining spectra from different zones on a substrate during different times in a polishing sequence, matching the spectra with indexes in a...
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7407433 |
Pad characterization tool
Tools and methods for in-situ characterizing of a surface of a polishing pad are described. A characterization tool is integrated with polishing tool so that the polishing pad can be monitored...
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7407432 |
Lens suction jig installing apparatus and method of determining lens position using apparatus thereof
The lens suction jig installing apparatus of the present invention comprises a position adjustable pedestal for holding a spectacle lens where a plurality of indices are formed that are provided...
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7407431 |
Optical fiber polishing and finishing system, device and method
A method, device and system for polishing and/or finishing one or more optical fibers. The method comprising securing an optical fiber connector to at least one holder, generating a tilting motion...
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7406962 |
Platform minute adjustment, expansion and water collection devices
A platform minute adjustment, expansion and collection device for a stone cutter includes a water tank supported by a pair of racks, a pair of guide rods spacedly bridged on the racks, a first...
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7406905 |
System for driving a wire loop cutting element
This invention is directed toward a system for driving a wire loop cutting element. More particularly, the disclosed invention employs a frame and pulleys to drive a wire loop cutting element.
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7404988 |
Headlight lens resurfacing apparatus and method
Refinishing an exterior automotive lens having a damaged exterior surface in situ using a continuous movement and oscillating motion, with first, a 320 grit sanding disc, next a 600 grit sanding...
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7404757 |
Apparatus and method for breaking in multiple pad conditioning disks for use in a chemical mechanical polishing system
An apparatus for breaking in new pad conditioning disks for use in a chemical mechanical polishing (CMP) system that polishes a semiconductor wafer by pressing the semiconductor wafer against a...
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7404756 |
Process for manufacturing optical and semiconductor elements
A method for fabricating an array of precisely shaped and located shaped elements utilizes a precisely shaped patterned abrasive to form channels in a workpiece. One or more patterned abrasives...
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7404755 |
Process and apparatus for artificially ageing blocks
A process for artificially ageing blocks, in particular concrete blocks, vitrified bricks and natural stones, provides that the blocks are applied to an underlying surface. Essentially freely...
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7404754 |
CNC tungsten steel cutting machine
A CNC tungsten steel cutting machine suitably used to cut a metal material, such as tungsten carbide steel, includes an operational platform, a cutting mechanism, a feeding mechanism, a delivering...
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7402098 |
Carrier head for workpiece planarization/polishing
An edge control system for deployment on a CMP carrier head comprising a bladder and a carrier head housing having a passage extending therethrough. The bladder includes a flexible diaphragm and is...
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7402097 |
Track supported bore finishing device
A bore honing device comprising a support assembly including first and second end support elements connected by a base support which supports an axial guide track. A trolley engaging with the guide...
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7402096 |
Device for machining material plates
A device for working of glass panes ( 1 ) has a support ( 5 ) for the glass panes ( 1 ) and a nozzle ( 2 ) from which a water jet emerges for cutting the glass panes ( 1 ). The nozzle ( 2 ) can be...
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7402095 |
Method for removing trip hazards in concrete sidewalks
A method for cutting a chamfer on an edge of a concrete slab, the method comprising the steps of: making a generally planar cut, beginning a distance from the edge, with a generally circular,...
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7402094 |
Fixed-abrasive chemical-mechanical planarization of titanium nitride
Planarizing solutions, and their methods of use, for removing titanium nitride from the surface of a substrate using a fixed-abrasive planarizing pad. The planarizing solutions take the form of an...
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7402093 |
Grinding apparatus for buttons on rock drill bit
The present invention relates to grinding apparatus for grinding the hard metal inserts of rock drill bits, said grinding apparatus having a grinding machine carried on an support system that...
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7401662 |
Powered hand tool
A powered hand tool comprising a pneumatic motor including a cylinder, a main body formed as a hollow tube member, a main body rear end being formed with a fluid inlet and a fluid outlet, the main...
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