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7614935 |
Apparatus for machining a workpiece
An apparatus for machining a strip- or plate-shaped metallic workpiece is proposed, in particular for the deburring of cut edges and/or for the grinding of surfaces of the workpiece, having at...
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7607970 |
Planing and polishing machine
A planning and polishing machine includes a base, an intermediate base installed with a conveying device for laying a workpiece, and an upper base pivotally fixed with at least a planer and a...
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7607969 |
Grinding apparatus for a pin for use in power transmission chain and manufacture method of a pin for use in power transmission chain
A disc-like grinding wheel 5 is formed with a circumferential groove 5 a , the opposite walls of which define grinding surfaces 5 b . A rotated carrier 3 brings a load pin 55 into rotary...
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7607967 |
Substrate processing method and substrate processing apparatus
A holding mode is selectively switched, in accordance with the content of processing of a substrate, among three holding modes: (a) a first holding mode in which while first support pins F 1 ...
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7604527 |
Methods and systems for planarizing workpieces, e.g., microelectronic workpieces
Planarizing workpieces, e.g., microelectronic workpieces, can employ a process indicator which is adapted to change an optical property in response to a planarizing condition. This process...
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7601049 |
Double side wafer grinder and methods for assessing workpiece nanotopology
A double side grinder comprises a pair of grinding wheels and a pair of hydrostatic pads operable to hold a flat workpiece (e.g., semiconductor wafer) so that part of the workpiece is positioned...
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7597606 |
Fabrication process of semiconductor device and polishing method
A method of fabricating a semiconductor device includes a polishing process of a substrate, wherein the polishing process includes the steps of applying a chemical mechanical polishing process to...
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7591711 |
Apparatus and method for polishing semiconductor wafers using one or more polishing surfaces
An apparatus and method for polishing objects, such as semiconductor wafers, utilizes one or more polishing surfaces, multiple wafer carriers and at least one load-and-unload cup. The...
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7591710 |
Polishing machine comprising a work chamber and a platform
A polishing machine for optical elements, comprising:
a spindle arranged to rotationally drive an optical element; a polishing tool mobile relative to the spindle; wherein the polishing...
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7585206 |
Spool to spool continuous through feed system
A grinding machine has a machine bed, a first spool and a second spool mounted on the machine bed. The spools are capable of storing stock to be ground and are rotatable in a coordinated manner. A...
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7585205 |
Substrate polishing apparatus and method
A substrate polishing apparatus includes a substrate holding mechanism having a head for holding a substrate to be polished, and a polishing mechanism including a polishing table with a polishing...
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7585204 |
Substrate polishing apparatus
A substrate polishing apparatus for polishing a polishing surface of a substrate has a film thickness monitoring device for monitoring a state of a film thickness of a thin film on the polishing...
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7580759 |
Systems and methods for in-situ recording head burnishing
Systems and methods are provided for burnishing a recording head in-situ in a magnetic recording disk drive. The burnishing process generates a tribocurrent, which is electricity generated by the...
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7575502 |
Method of operating honing feed system having full control of feed force, rate, and position
The feed system for a honing machine provides a capability to dynamically correct in real time errors in bore size inferred arising from variations in feed force, and a method of operation of the...
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7572170 |
Low load swinging mechanism for a sander
The invention relates to a low load swinging mechanism for a sander. The sander includes a roller unit that has a positioning base provided with two sliding rails for contacting with a connecting...
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7568969 |
Locking mechanism of linear motor travel slider and processing machine
A locking mechanism of a linear motor travel slider, includes: a serration member having a teeth portion and disposed on one of the bed and the travel slider extending in a...
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7559824 |
Chemical mechanical polishing devices, pad conditioner assembly and polishing pad conditioning method thereof
Chemical mechanical polishing (CMP) devices, a pad conditioner assembly and a polishing pad conditioning method thereof are provided. The CMP device planarizes a wafer by rotating a carrier, which...
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7559823 |
Substrate processing apparatus and substrate processing method
The substrate processing apparatus relating to the present invention comprises a polishing section where wafers are sequentially arranged, and that has multiple polishing platens for polishing a...
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7551357 |
Apparatus for assembling lens module
An apparatus for assembling lens module ( 10 ) includes a firs tray ( 122 ), a second tray ( 142 ), and a robotic arm ( 16 ) with an optical element pick-up device ( 18 ). The first tray is...
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7547245 |
Substrate production apparatus for producing a substrate for a display device
A substrate production apparatus for producing a substrate for a display device is disclosed. The substrate production apparatus includes a first production apparatus including a first scriber to...
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7547244 |
Sonic razor blade sharpener
An apparatus for sharpening one or more razor blades secured within a holder is disclosed. The holder includes a head for retaining the one or more razor blades in a cutting position and a handle...
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7544112 |
Method and apparatus for removing coatings from a substrate using multiple sequential steps
A method and apparatus for removing a coating having an irregular surface configuration that includes mapping the irregular surface configuration, and using the mapping determination in controlling...
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7540801 |
Oscillating grinding machine
The present invention relates particularly to an oscillating grinding machine. The grinding machine comprises a driving motor ( 3 ) surrounded by a body ( 3 ), and a drive shaft ( 4 ) cooperating...
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7537511 |
Embedded fiber acoustic sensor for CMP process endpoint
Devices, systems and methods for monitoring characteristics of semiconductor substrates and workpieces during planarization and for endpointing planarization processes are provided. The invention...
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7534159 |
Processing method and apparatus
A processing method includes the steps of elastically deforming a jig together with a work, the jig having been mounted on a work, compressing the work against a polishing surface, and moving the...
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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...
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7530882 |
Grinding method and grinding machine
A grinding method of a rotating workpiece W having a cylindrical part 20 and a pair of end faces 21 at both sides of the cylindrical part 20 uses a grinding wheel 10 whose grinding stone is...
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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...
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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...
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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...
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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...
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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...
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7510460 |
Substrate polishing apparatus
A substrate polishing apparatus for polishing a polishing surface of a substrate has a film thickness monitoring device for monitoring a state of a film thickness of a thin film on the polishing...
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7507145 |
Automated sectioning tomographic measurement system
A tomographic system includes a reporting device colocated and juxtaposed an object so that both are ground through grinding to various sectioning depths as the reporting device is ground down...
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7503832 |
Linear sander
A linear sander has a base, at least one rough abrasive assembly, at least one fine abrasive assembly and a reciprocating device. The base has two sides and a belt. Each rough abrasive assembly is...
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7500902 |
Thickness-measuring method during grinding process
In a thickness-measuring method during a grinding process, which suppresses wear of a probe coming into contact with a chuck table subjected to self-grind and accurately grinds a workpiece,...
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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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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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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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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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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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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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7476143 |
Eyeglass lens processing system
An eyeglass lens processing system includes a main processing apparatus having a first lens chuck, a roughing tool, a first bevel-finishing tool, a lens edge measuring unit, and a first computing...
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7473160 |
Method and apparatus for grinding a workpiece
A method and apparatus for cutting a profile in a workpiece, such as a turbine disk, without cracking the parent material which includes providing a grinding wheel having a ceramic grinding surface...
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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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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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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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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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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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