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| Number | Title | Issue Date |
| 7963825 | Abrasive, method of polishing target member and process for producing semiconductor device To polish polishing target surfaces of SiO2 insulating films or the like at a high rate without scratching the surface, the present invention provides an abrasive comprising a slurry comprising a medium and dispersed therein at least one of i) cerium oxid... | 06/21/2011 |
| 7862404 | Micro-concave portion machining method A micro-concave portion machining method is provided for forming micro-concave portions on an inner circumferential surface of a cylindrical bore form in a workpiece. The micro-concave portion machining method includes performing mirror surface machining and subsequ... | 01/04/2011 |
| 7857682 | Process of and device for machining ball hubs A process machining inner joint parts (11) of constant velocity universal ball joints, which inner joint parts (11) comprise a longitudinal axis (A) and at least one guiding face by which the inner joint part (11) is continuously angularly movab... | 12/28/2010 |
| 7431635 | Internal gear grinding method In a method for successively generating, on the inner peripheral surface of a ring, the individual profiles of a plurality of teeth of an internally toothed gear wheel: positioning the ring on a turntable; imparting complex motions, at a predetermined speed relation... | 10/07/2008 |
| 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 axis (MB) of the bore (2) before ... | 08/26/2008 |
| 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. Subsequently to a projecting step of projecting a metal ring W by cle... | 08/19/2008 |
| 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 track and the trolley being movable along the guide track for guide ... | 07/22/2008 |
| 7371149 | Honing feed system having full control of feed force, rate, and position and method of operation of the same The feed system (30) for a honing machine (10) 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 same. The system (10) allows a user to ... | 05/13/2008 |
| 7325292 | Method for refinishing a test electrode A method for reusing a conductive (carbon) core/glass or sapphire cylinder test electrode comprising expelling spent core material from the tip of the electrode and refinishing the electrode tip for use in further tests and refinished test electrodes produced in acc... | 02/05/2008 |
| 7309277 | Method of manufacturing honeycomb structural body A method of manufacturing a honeycomb structure of the present invention is a method of obtaining a honeycomb structure 10 having a predetermined shape by processing a peripheral portion of a crude honeycomb structure 2, the method being characterized ... | 12/18/2007 |
| 7281968 | Method of manufacturing auxiliary mirror, method of manufacturing light source lamp, projector, and method of manufacturing hole opening parts Aspects of the invention can provide a manufacturing method of a sub-mirror that can readily enhance manufacturing yield. The manufacturing method of a sub-mirror used for a light source lamp provided with an arc tube, an ellipsoidal reflector to reflect lights emit... | 10/16/2007 |
| 7266873 | Throw-away burnishing tool for outside diameter and for inside diameter A throw-away burnishing tool for an outside diameter includes: a tool holder having a rectilinear I-shaped portion and a protrusion portion; a hard material tip detachably attached to a tip holder; a holder pin connected to the tip holder and accommodated in the pro... | 09/11/2007 |
| 7267602 | Seal assembly manufacturing methods Finishing a seal assembly as a unit is proposed, which prevents alignment of the end gaps of the annular body and the annular ring of the seal assembly, provides the ability to manufacture the seal assembly to very low tolerances, and establishes virtually perfect p... | 09/11/2007 |
| 7169022 | Method and apparatus for creating a groove in a collector ring of an electrical device A method and apparatus for creating a groove in the surface of a collector ring for use in an electrical device. The method and apparatus can be used to create a new groove in the surface of a collector ring having none, or can be used to enhance or re-form an exist... | 01/30/2007 |
| 7169027 | Cylindric drum with replaceable grinding elements A cylindrical drum has at its circumferential edge a number of recesses, each adapted for accommodating a replaceable grinding element including a retainer in which is mounted a sandpaper, support brushes and/or retainer brushes. The recesses in the cylindrical drum... | 01/30/2007 |
| 7168606 | Method of mitigating inner diameter reduction of welded joints Aspects of the present invention provide methods and apparatus for connecting two tubulars using a welding process with reduced inner diameter flash. The method includes connecting an end of a first expandable tubular to an end of a second expandable tubular using a... | 01/30/2007 |
| 7160493 | Retaining ring for use on a carrier of a polishing apparatus The invention provides a unitary retaining ring for use in a CMP apparatus. The retaining ring features a pad engaging surface which is designed to be flat and planar when the retaining ring is mounted to a carrier of the CMP apparatus. The pad engaging surface incl... | 01/09/2007 |
| 7128074 | Scarifier for the interior surface of a pipeline An apparatus for scarifying an interior surface of a sewer pipe, which includes a vehicle moveable along an interior of the sewer pipe and a scarifying assembly connected to the vehicle having a fluid nozzle assembly. The fluid nozzle assembly has at least one branc... | 10/31/2006 |
| 7121928 | High smoothness grinding process and apparatus for metal material A high smoothness grinding process for obtaining a highly smooth surface of a metal material member. The process includes grinding an outer peripheral surface of a cylindrical or generally cylindrical metal material member by using a super abrasive grain grinding wh... | 10/17/2006 |
| 7118462 | Disk for toroidal continuously variable transmission and method of machining the same A method of machining a disk for a toroidal-type continuously variable transmission, has the steps of fixing a disk to a core bar having a pair of reference portions for rotation at both end thereof, clamping the reference portions by a first center and a second cen... | 10/10/2006 |
| 7100269 | Method of manufacturing slider of thin-film magnetic head A slider comprises a slider section and an element section. The slider section has a first medium facing surface and an air inflow end. The element section has a second medium facing surface, an air outflow end, and a thin-film magnetic head element. The slider sect... | 09/05/2006 |
| 7097543 | Burr removal apparatus Apparatus for removing a burr from an aperture in a workpiece, using a rotating deburring tool having a flexible or partly flexible shaft, an abrasive mechanism that rotates on the shaft and a collar that protects the workpiece from abrasion when the abrasive mechan... | 08/29/2006 |
| 7094476 | Surface-treated product, surface-treatment method, and surface-treatment apparatus There is provided a surface treated product that moves relatively in a fluid, wherein a surface of the surface treated product has continuous dimples, each dimple having a diameter of 10 to 2500 μm and a depth of 50 μm or less. The surface treated product signific... | 08/22/2006 |
| 7082671 | Magnetic disc apparatus production method A recording/reproduction element is mounted on a magnetic head slider via a piezoelectric element so that a displacement of the piezoelectric element performs fine control of the position of the recording/reproduction, thus enabling fine spacing and high track posit... | 08/01/2006 |
| 7082672 | Method of manufacturing thin-film magnetic head A thin-film magnetic head comprises a top pole layer incorporating a throat height defining layer and a yoke portion layer. The throat height defining layer is formed as follows. A magnetic layer to be a track width defining portion is formed on a recording gap laye... | 08/01/2006 |
| 7082669 | Method of manufacturing a substrate of a rotary encoder A two-phase rotary encoder is provided which includes a substrate for the encoder which is double-faced and has a copper-foil-bonded substrate etched thereon, a first ring-shaped electrode pattern and a second ring-shaped electrode pattern formed concentrically arou... | 08/01/2006 |
| 7074116 | Honing and deburring tool A combination tool for machining a bore has a tool shaft transmitting a rotational movement and an oscillating movement in an axial direction of a bore to be machined with the tool. A horning tool is arranged on the tool shaft, and a deburring tool is arranged on th... | 07/11/2006 |
| 7063593 | Apparatus and process for surface treating interior of workpiece A process and apparatus for surface treating boundary walls of an interior chamber formed in a workpiece. Nozzle members are inserted through access openings which communicate with opposite sides of the interior chamber and are positioned so that discharge openings ... | 06/20/2006 |
| 7047625 | Planarizing process Present processes used for planarizing a cavity filled with a coil and hard baked photoresist require that a significant amount of the thickness of the coils be removed. This increases the DC resistance of the coil. In the present invention, cavity and coil are over... | 05/23/2006 |
| 7032279 | Apparatus and methods for repairing compressor airfoils in situ The apparatus includes a track mounted in the inlet of a compressor. A manipulator is mounted for movement about the track and carries three modules, the last of which mounts a tool head for movement in a Cartesian coordinate system and about the track. A measuring ... | 04/25/2006 |
| 7008311 | Lapping tool A lapping tool capable of increasing the accuracy of a lapping operation, extending the life of lapping tool itself, adjusting a lapping diameter, and coping with the lapping operation of various diameters, comprising a lapping tool body having a lapping part on the... | 03/07/2006 |
| 7007374 | Method of making a magnetic head A narrow track width read sensor having a high magnetoresistive sensitivity is made using a self-aligned process which requires the use of only a single resist mask. A plurality of sensor layers is deposited over a substrate. After forming a resist mask in the centr... | 03/07/2006 |
| 7004827 | Method and apparatus for polishing a workpiece A carrier has openings for holding workpieces during polishing. Upper and lower polishing pads push against upper and lower surfaces of the workpieces, respectively. A ring is provided within the openings. This ring surrounds the workpieces, and prevents or reduces ... | 02/28/2006 |
| 7001080 | End face polishing method An end face polishing method provides an end face polishing apparatus having a main body, a jig board mounted on the main body and supporting at least one workpiece, a polishing board mounted on the main body for undergoing rotational and revolving movements relativ... | 02/21/2006 |
| 6994610 | Method and apparatus for polishing inner an internal surface of an aluminum extrusion hollow shape There is provided an electrolytic integrated polishing apparatus which enables high precision polishing of the internal surface of a long sized cylindrical workpiece such as a metallic tube. The apparatus includes a work supporting unit 13 for disposing the c... | 02/07/2006 |
| 6988935 | Foreign matter removing device and method The present invention is one for providing an apparatus and a method which make it possible to remove a foreign object or matter such as scale attached on an inner surface of a pipe easily for a short period of time by means of simple equipment and manner, and const... | 01/24/2006 |
| 6988308 | Method of initializing hard bias of a magnetic read head Hard biasing of a magnetoresistive sensor or a spin valve sensor in a magnetic read head is initialized by repeatedly applying a magnetic field to the hard biasing at any level of fabrication of the magnetic read head or any combination of levels of fabrication of t... | 01/24/2006 |
| 6960121 | Method of honing bores In a method for honing a bore having first and second sections sequentially arranged in an axial direction of the bore, wherein the first section is hardened so that the first and second sections have different hardness, a honing tool is radially supported by positi... | 11/01/2005 |
| 6958006 | Grinding machine In a cylindrical grinding machine, a lateral surrounding cover is mounted on a bed and surrounds and covers lateral surfaces of a machining area in which a work support drive device, a grinding wheel and a bearing unit therefor are arranged and a slide area in which... | 10/25/2005 |
| 6951510 | Chemical mechanical polishing pad with grooves alternating between a larger groove size and a smaller groove size A chemical mechanical polishing (CMP) pad is provided. The CMP pad includes a groove pattern disposed on a polishing surface of the pad. The groove pattern is formed of an alternating sequence of spaced apart grooves. The alternating sequence of grooves comprises a ... | 10/04/2005 |
