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7627390 |
Method and apparatus for the free-form optimization of bevel and hypoid gears
Method for the optimization of the surface geometry or of a variable, dependent on this, or variables, dependent on this, of bevel or hypoid gears for their production on a free-form machine which...
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7627389 |
Method and apparatus for the free-form optimization of bevel and hypoid gears
Method for the optimization of the surface geometry or of a variable, dependent on this, or variables, dependent on this, of bevel or hypoid gears for their production on a free-form machine which...
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7557904 |
Wafer holding mechanism
A wafer holding mechanism for holding a wafer affixed to a frame with a tape utilizing a suction force. The wafer holding mechanism includes a suction body, a wafer holder with a holding surface...
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7552630 |
Load wheel drive
A method of positioning a load wheel in a tire uniformity machine to load a tire for testing, the method comprising providing a drive assembly including a drive motor and a drive controller,...
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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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7465214 |
Substrate holding apparatus and polishing apparatus
A substrate holding apparatus holds a substrate such as a semiconductor and presses the substrate against a polishing surface. The substrate holding apparatus includes a top ring body ( 2 ) for...
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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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7434454 |
Method and apparatus for tire uniformity measurement
There is provided a method and a apparatus for measuring tire uniformity. The apparatus comprises a spindle, a rotating drum, a sensor and a computing means. The method comprises the steps of...
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7367865 |
Methods for making wafers with low-defect surfaces, wafers obtained thereby and electronic components made from the wafers
The electronic semiconductor component has a crystalline wafer substrate with an active surface and a semiconductor layer coating the active surface. So that the semiconductor layer has a few...
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7357695 |
Systems and methods for mechanical and/or chemical-mechanical polishing of microfeature workpieces
Systems and methods for polishing microfeature workpieces. In one embodiment, a method includes determining a status of a characteristic of a microfeature workpiece and moving a carrier head and/or...
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7329168 |
Extended Kalman filter incorporating offline metrology
An algorithm uses offline metrology to control a process by passing information from an outer control loop to an inner control loop, extended Kalman filter estimator. The inner control loop...
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7287316 |
Lapping monitor device, system and method
A lapping monitor element that is juxtaposed with a magnetic transducer element having a magnetoresistance effect film to determine the lapping position upon lapping the element height of the...
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7206172 |
Electrical lapping guide embedded in a shield of a magnetic head
An electrical lapping guide (ELG) incorporated into a shield of a magnetic head for measuring lapping process during construction of the magnetic head.
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7182882 |
Method of improving chemical mechanical polish endpoint signals by use of chemical additives
A method for buffering a chemical mechanical polish chemical slurry is disclosed. Buffering the slurry reduces buildup of local acidic areas at the interface between the polished metal and the...
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7131891 |
Systems and methods for mechanical and/or chemical-mechanical polishing of microfeature workpieces
Systems and methods for polishing microfeature workpieces. In one embodiment, a method includes determining a status of a characteristic of a microfeature workpiece and moving a carrier head and/or...
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7101251 |
Polishing system with in-line and in-situ metrology
A computer program product for process control in chemical mechanical polishing is described. The product includes instructions to cause a processor to receive a measurement of an initial...
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7055379 |
Method and apparatus for checking the uniformity of a pneumatic tire
In a method and apparatus for checking the uniformity of a pneumatic tire of a vehicle wheel, first and second unbalance measuring operations are performed to determine unbalance vectors of the...
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7016799 |
Apparatus and method for checking the machining process of a machine tool
An apparatus and a method are provided for checking a machining process of a machine tool, for example a grinding machine, to obtain information about the quantity of a material removed and the...
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6971944 |
Method and control system for improving CMP process by detecting and reacting to harmonic oscillation
A method and control system for detecting harmonic oscillation in a chemical mechanical polishing process and reacting thereto, such as by taking steps to at least one of: 1) reduce or eliminate...
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6951624 |
Method and apparatus of arrayed sensors for metrological control
A system for processing a wafer is provided. The system includes a chemical mechanical planarization (CMP) tool. The CMP tool includes a wafer carrier defined within a housing. A carrier film is...
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6921317 |
Automated lapping system
An automated lapping system is provided for lapping a work product using a robot. Because the robot can apply continuous consistent pressure that far exceeds the capabilities of a human operator,...
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6752573 |
Machining center
The invention relates to a machining center provided with a workpiece machining tool. Said machine tool comprises: an essentially horizontal working plate ( 10 ) which is supported by a machine...
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6736696 |
Method of improving uniformity control on wafers during chemical mechanical polishing
A method of improving uniformity control in chemical mechanical polishing (CMP). A CMP apparatus is provided with at least a platen, a polishing pad disposed on the platen and at least a polishing...
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6712668 |
System and method for electropolishing nonuniform pipes
A pipe electropolishing system ( 10, 10 a ) for in place polishing of a pipe ( 28 ) has provision for detecting the instant position of a cathode ( 14 ) within the pipe ( 28 ) such as cable marks (...
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6682628 |
Methods and apparatuses for monitoring and controlling mechanical or chemical-mechanical planarization of microelectronic substrate assemblies
Methods and apparatuses for mechanical and/or chemical-mechanical planarization of semiconductor wafers, field emission displays and other microelectronic substrate assemblies. One method of...
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6638138 |
Arrangement of grinding modules with grinding tools in track grinders
An arrangement of grinding modules in a track grinder wherein a radial mismatch in narrow track bend radii can be considered in an exact manner without occurrence of constraining forces, enabling...
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6609948 |
Method of making an electronic lapping guide (ELG) for lapping a read sensor
An electronic lapping guide (ELG) and method of making are provided for precisely lapping a read sensor to a designed air bearing surface (ABS). In the method a sensor material layer is formed on a...
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6568988 |
Chemical mechanical polishing apparatus with stable signals
A chemical mechanical polishing apparatus has a plurality of electric machines for executing mechanical polishing motions, at least two control systems for controlling the mechanical polishing...
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6405146 |
Method of adaptive warm-up of force variation machine
The invention relates to a warm-up cycle for each tire being tested on a force variation machine to stabilize the measurement parameters and optimize the warm-up cycle. The method for cycling each...
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6330488 |
Method for controlling machining process of workpiece
A method for controlling a machining process of a workpiece includes a step of measuring amounts of machining of the workpiece by a plurality of sensors located at different positions on the...
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6170149 |
Magnetoresistive type magnetic head and method of manufacturing the same and apparatus for polishing the same
According to a method of manufacturing a magnetic head, a magnetoresistive device is formed on a substrate, a top end portion of the magnetoresistive device is placed in an external magnetic field,...
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6155909 |
Controlled cleavage system using pressurized fluid
A technique for forming a film of material (12) from a donor substrate (10). The technique has a step of introducing energetic particles (22) in a selected manner through a surface of a donor...
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6050878 |
Processing jig
A processing jig is provided for deforming an object to be processed that is long in one direction into a complicated shape and processing the object with accuracy. The jig comprises: a main body...
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6027397 |
Dual element lapping guide system
A dual element electrical lapping guide system is disclosed for a row of multi-layer dual element magnetoresistive and inductive magnetic transducers formed on a substrate, which will be used to...
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5991698 |
Electrical lap guide data acquisition unit and measurement scheme
A lapping system data acquisition unit is disclosed for use in measuring resistances of multiple resistors embedded in a structure to be machined. Each of multiple independent current sources...
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5948204 |
Wafer carrier ring method and apparatus for chemical-mechanical planarization
The present invention discloses an improvement on a wafer carrier ring for use in a chemical-mechanical polishing apparatus for uniformly polishing semiconductor wafers. The apparatus comprises of...
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5947799 |
Automatic lapping control
Method for identifying, monitoring, and controlling the blank frequencies in each separate carrier of a planetary lap machine, based on measuring blank frequency signals via an electrode imbedded...
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5816890 |
Electrical lap guide wiring configuration
An electrical lap guide (ELG) system and method are disclosed for use in lapping a bar 10 of magnetic transducer carrying sliders to a desired transducer height. A first ELG ELG1 contained within...
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5755612 |
Small foot machining guide for recording heads
An electrical lap guide (ELG) for use in lapping a bar of magnetic transducer carrying sliders to a desired height is disclosed. A first lapped or analog ELG element is positioned in a first dice...
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5738566 |
Lapping guide system, method and article of manufacture
A lapping guide system, method and article of manufacture is disclosed. A method of fabricating a lapping guide for use in conjunction with the machining of a magnetic recording transducer includes...
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5688159 |
Method of and apparatus for automatically polishing a mother blank of sheet copper
A device for automatically polishing a mother blank of sheet copper has a starting sheet auto-stripping line including a delivery device for carrying in mother blanks of sheet copper, a stripping...
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5683287 |
Process and device for deburring and chamfering edges of openings extending through a plate maintaining a bundle of tubes
At least one brush rotatable about an axis parallel to the plate (1) and to a plane containing a row of bearing surfaces (4) of openings (2) of the plate (1), is moved along a rectilinear path (5a,...
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5660579 |
Method and apparatus for forming a grinding wheel
The metal bond wheel forming apparatus includes rotation speed control means 11 for controlling the rotation speed of a grinding wheel 6; energy control means 9 for controlling discharge energy...
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5649849 |
Method and apparatus for realtime monitoring and feedback control of the shape of a continuous planetary polishing surface
A method for interferometrically determining error continuously in the radius of curvature of a planetary polishing surface and for providing compensating correction of the surface shape while the...
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5641321 |
Elongated cutting tool for wood working and apparatus for and method of grinding the same
The invention provides a novel cutting tool used in wood working, which has a sufficiently thick cutting edge allowing stable cutting of a veneer from a log as well as an apparatus for and a method...
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5616063 |
Polishing apparatus
A polishing apparatus is a cluster type of apparatus having a plurality of units which perform various operations. The polishing apparatus includes a universal transfer robot having at least one...
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5613894 |
Method to hone curved and shaped profiles and honing machine to carry out such method
Method to hone curved and shaped profiles which belong to furniture elements, which are advantageously of furniture of an antique style, such as surfaces of tables, mouldings of furniture or...
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5580298 |
Method of producing tooth flank surface modifications
A method of producing flank surface modifications in gear teeth by controlled removal of stock material from a work gear with a tool. The method comprises providing a gear producing machine the...
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5562524 |
Polishing apparatus
Apparatus for polishing a side of a thin, flat wafer of a semiconductor material includes first and second polishing heads which each hold a wafer against a wetted polishing surface and which each...
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5562523 |
Method and apparatus for grinding a workpiece
In a grinding method wherein a rotating workpiece and a rotating grinding wheel are relatively moved toward and away from each other and wherein at least three of rough, fine and finish grinding...
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