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8864552 Camshaft-grinding machine  
An apparatus for grinding a cam having an outer surface with outwardly convex and outwardly concave portions has a frame and a main drive on the frame for holding the cam and rotating it about a...
8851957 Grinding method of multifunction grinding machine  
A grinding method includes the steps of holding a workpiece by a pair of centering members of a pair of spindle equipment, shifting two centering members to one side of a spindle rotational axis,...
8834229 Dynamically tracking spectrum features for endpoint detection  
A method of controlling polishing includes polishing a substrate and receiving an identification of a selected spectral feature, a wavelength range having a width, and a characteristic of the...
8821211 Device for cutting of glass sheet  
Disclosed herein is a device for cutting a glass sheet, continuously supplied after a melting and solidification process, into quadrangular glass substrates. The glass sheet cutting device includes...
8814633 Linear pressure feed grinding with voice coil  
The present invention is directed to an apparatus for grinding or polishing at least one edge of a glass substrate. The apparatus includes a grinding unit configured to remove a predetermined...
8814632 Scribing for polishing process validation  
The described embodiment relates generally to the polishing of a device housing. The device housing can be formed of a thermoplastic, or a metal such as aluminum or stainless steel. More...
RE45075 Profile grinding machine  
The profile grinding machine includes: a base; a work unit disposed on one side on the base and including a work table for gripping a work; and a stone unit disposed on the other side on the base...
8801496 Reducing agglomeration of particles while manufacturing a lapping plate using oil-based slurry  
Embodiments of the present invention pertain to reducing agglomeration of particles while manufacturing a lapping plate using an oil-based slurry. According to one embodiment, an oil-based slurry...
8790159 Variable rate method of machining gears  
A method of machining gears or other toothed articles wherein the workpiece feed rate and/or the tool shifting is varied so as to produce an irregular surface pattern on tooth surfaces with a...
8790157 Method and device for machining workpieces  
A method for grinding the surface of non-round workpieces. The method includes the steps of clamping a workpiece within a machining unit; machining the workpiece; without unclamping the workpiece,...
8784158 Continuous grinding machine  
In a continuous grinding machine for grinding the surface of flat workpieces (20) with at least one grinding station and a transport device (10) for moving the workpieces (20) relative to the...
8784157 Glass-plated working machine  
A glass-plate working machine 1 is arranged such that while a cutting head 9 for forming a cut line on a glass plate 5 and a grinding head 10 for grinding a peripheral edge of the glass plate 5...
8781787 Substrate carrying mechanism, substrate carrying method and recording medium storing program including set of instructions to be executed to accomplish the substrate carrying method  
A substrate carrying mechanism includes: a base; a substrate holding member placed on the base and capable of holding a substrate and of being advanced and retracted relative to the base; four or...
8771037 Pattern sander device, system and method  
The invention relates to a device for sanding a predetermined impression into a workpiece. The device has a pattern belt positioned inside the area formed by a sanding belt. A pad is positioned...
8758088 Floating abrading platen configuration  
The rotary platens used here for high speed lapping are light in weight and low in mass inertia to allow fast acceleration and deceleration of the platens. The use of cast aluminum materials that...
8758085 Method for compensation of variability in chemical mechanical polishing consumables  
Apparatus and methods for conditioning a polishing pad in a CMP system are provided. In one embodiment, a method includes performing a pre-polish process including urging a conditioner disk against...
8758083 Method and system for adjusting lapping of a transducer using a disk windage  
A method and system for providing transducer(s) including a disk structure and having an air-bearing surface (ABS) are described. The disk structure resides a distance from the ABS and has a disk...
8758084 Apparatus for grinding hand knives  
An apparatus for grinding hand knives, in particular for meat processing, with at least one grinding tool is proposed, by means of which a knife ground finish, in particular during the...
8753172 Superfinishing systems and methods  
A CNC system for effecting a finishing treatment of a surface, including: a mechanical assembly having a mechanical arm, adapted to move within at least two controllable axes of motion; a shoe...
8740668 Three-point spindle-supported floating abrasive platen  
A method and apparatus for releasbly attaching flexible abrasive disks to a flat-surfaced platen that floats in three-point abrading contact with three rigid equal-height flat-surfaced rotable...
8734202 Load cup substrate sensing  
Embodiments of the present invention generally provide a load cup used in the transfer of substrates in a chemical mechanical polishing system. The load cup includes an improved substrate edge...
8708774 Automatic grinding machine for end mills for wood, programmable with optical reading of the geometric characteristics and computerized shapening  
An automatic grinding machine for end mills for wood, programmable with optical reading of geometric features and for computerized sharpening, has a compact structure, which includes a computerized...
8708775 Method and apparatus for grinding a continuously casting product  
The invention relates to a method for grinding a continuous casting product (1), in particular a slab, wherein the continuous casting product (1) in the cross-section has a rectangular contour...
8696405 Pivot-balanced floating platen lapping machine  
A low friction flat-lapping abrading apparatus and method for releasably attaching flexible abrasive disks to a flat-surfaced platen that floats in three-point abrading contact with flat-surfaced...
8684791 Linear, automated apparatus and method for clean, high purity, simultaneous lapping and polishing of optics, semiconductors and optoelectronic materials  
A linear, automated apparatus and method for clean, cost-effective, simultaneous lapping and polishing of optics, semiconductors and optoelectronic materials is presented, constructed principally...
8684790 Method and arrangement for maintenance of gas-turbine blades  
The invention relates to a method and an arrangement for re-creation of an optimized contour of the leading edges of gas-turbine blades, in which a gas-turbine blade (2) is passed by one or more...
8678881 Grinding center and method for simultaneous grinding of a plurality of bearings and end-side surfaces of crankshafts  
A grinding center for the simultaneous grinding of a plurality of main and rod bearings and/or central and end-side sections of crankshafts includes first and second stations. Two main bearing...
8672729 Wheel polishing rotary stand  
A device for polishing wheels of truck or cars without removing the valve or the tire of the wheel. The device comprises three parts: a rotative assembly fixed to a stand subject to an angular...
8657648 Processing apparatus having four processing units  
A processing apparatus includes a turn table rotatably provided and having an opening; at least five chuck tables provided on the turn table, each chuck table having a holding surface for holding a...
8651918 Pallet/flip unit/gantry system  
Industrial pallet has a body with an open bay, in which a work piece can be secured such that it can be worked on from either side of the pallet. An overhead gantry and/or flipping unit may be...
8647171 Fixed-spindle floating-platen workpiece loader apparatus  
A method and apparatus for robotic devices that can be used to load and remove workpieces and abrasive disks for an abrading system having a floating, rotatable abrading platen that is three-point...
8647172 Wafer pads for fixed-spindle floating-platen lapping  
Three rotary wafer abrasive lapping spindles having attached wafers are mounted on the flat surface of a granite lapping machine base. A flexible raised island abrasive disk is attached to the...
8647170 Laser alignment apparatus for rotary spindles  
There are three flat-surfaced rotary workpiece abrasive lapping spindles that are spaced apart from each other in a circle and are attached to the flat surface of a granite lapping machine base....
8636559 Method for wafer back-grinding control  
A method of reducing manufacturing defects of semiconductor wafers during a back-grinding process. The method includes receiving a semiconductor wafer on a chuck table, wherein said chuck table has...
8632377 Ultrasonic trimming method  
An ultrasonic trimming method is composed of steps, driving a cutter blade having a flat plate shape and supported by an arm at an end of an articulated robot via an ultrasonic oscillator, the...
8628377 Flexure assembly  
A flexure assembly comprising a flexure stack comprising a plurality of individual webs connected together with a force in an x-direction to produce a friction in a z-direction orthogonal to the...
8616935 Control of overpolishing of multiple substrates on the same platen in chemical mechanical polishing  
A polishing method includes simultaneously polishing two substrates, a first substrate and a second substrate, on the same polishing pad. A default overpolishing time is stored and an in-situ...
8615317 Process and apparatus for generating control data for controlling a tool on a machine tool comprising at least 5 axes  
A process and an apparatus for generating control data for controlling a tool on a machine tool comprising at least 5 axes for the production of a predetermined finished part having a base body and...
8602841 Form tap and method of making such  
A form tap includes a shank having a shank length and a thread portion that extends along at least a portion of the shank length. The thread portion includes a finishing portion and a chamfer...
8602842 Three-point fixed-spindle floating-platen abrasive system  
A method and apparatus for releasably attaching flexible abrasive disks to a flat-surfaced platen that floats in three-point abrading contact with three flat-surfaced rotatable fixed-position...
8597073 Method and device for machining the leading edge of a turbine engine blade  
A method and a device for machining the leading edge of a turbine engine blade by a machining center for which parameters are set is disclosed. The method includes: acquiring a 3D profile of the...
8579676 Grinding machine  
A first angular grinding wheel and a straight grinding wheel having rotation axes parallel to each other are arranged on a swivel slide that turns about a turning axis. A reference symmetry plane...
8574028 Grinder/polisher  
An improved grinder/polisher includes a base having a bowl, a rotating drive plate and a drive plate drive that is adapted to support a platen. The grinder/polisher includes a head configured to...
8568201 Method and apparatus for grinding axial workpieces  
A method and an apparatus for grinding an axial workpiece are capable of removing a turning lead portion of an axial workpiece having an oil seal fit portion on its outer circumferential surface by...
8568197 Method of fluid jet machining  
A pocket (6) is machined into the surface of a component (9) by pressurising a fluid (1) and directing a jet (11) of the pressurized fluid (1) at the surface to be machined. Continuous relative...
8550876 Force-controlled surface finishing through the use of a passive magnetic constant-force device  
A constant force finishing system used to finish a surface of a workpiece includes at least a first movement device arranged to apply a first movement to a finishing tool, the first movement having...
8550873 Method and apparatus for prepping surfaces with a high-frequency forced pulsed waterjet  
A method of prepping a surface using a high-frequency forced pulsed waterjet entails generating a high-frequency signal having a frequency f using a high-frequency signal generator, applying the...
8550874 Glass-plate working machine  
A glass-plate working machine 1 is arranged such that while a cutting head 9 for forming a cut line on a glass plate 5 and a grinding head 10 for grinding a peripheral edge of the glass plate 5...
8528886 Material sheet handling system and processing methods  
Methods and apparatus provide for delivering a controlled supply of gas to at least one aero-mechanical device to impart a gas flow to suspend a material sheet; preventing lateral movement of the...
8523633 Method for producing a spectacle lens  
A method for producing a semi-finished product for a plus or minus power lens having a toroidal or atoroidal back that is configured as a prescription surface. According to the method, a blank...