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| Number | Title | Issue Date |
| 7364498 | Double armed finishing tool for tubing materials A belt grinding finishing tool incorporates a pair of mounting arms projecting forwardly from a drive housing to support a single abrasive belt entrained around drive and idler pulleys. The first mounting arm is positionally fixed relative to the drive housing, but ... | 04/29/2008 |
| 7179157 | Bench grinder The present invention discloses a workshop unit for use as a grinding center that includes a support frame having a drive motor and a multi-station tool mounted thereto. Particularly, the grinding center may be used for operations including but not limited to grindi... | 02/20/2007 |
| 7160172 | Multi-station disk finishing apparatus and method Multi-disk processing system and method of continuous finishing of memory media disks for digital data storage systems in preparation for magnetic memory coating, comprising four main sub-systems: 1) multiple driven spindles mounted on a chassis, at 3, 6, 9 and 12 o... | 01/09/2007 |
| 7144304 | Method and apparatus for planarizing a microelectronic substrate with a tilted planarizing surface A method and apparatus for planarizing a microelectronic substrate. In one embodiment, the apparatus can include an elongated, non-continuous polishing pad oriented at an angle relative to the horizontal to allow planarizing liquids and materials removed from the mi... | 12/05/2006 |
| 7115023 | Process tape for cleaning or processing the edge of a semiconductor wafer A wafer bevel processing apparatus comprises a plurality of rollers for rotatably supporting a wafer, first process roller, a second process roller, and a process tape extending between the first process roller and the second process roller. The first and second pro... | 10/03/2006 |
| 7090560 | System and method for detecting abrasive article orientation Systems and methods control abrading operations of an abrading machine by sensing characteristics of an abrading article installed on the abrading machine. When a problem is discovered by sensing the article, appropriate actions may be taken. As one example, the abr... | 08/15/2006 |
| 7083505 | Stacked triple wheel head assembly A stacked three head finishing apparatus is provided. The apparatus includes a base mountable to a floor, a first head mounted to the base, a second head mounted to the base above the first head, and a third head mounted to the base above the second head. Each of th... | 08/01/2006 |
| 7066787 | Substrate processing apparatus A substrate processing apparatus is used for removing surface irregularities occurring on a peripheral portion (a bevel portion, an edge portion, and a notch) of a substrate, such as a semiconductor wafer, and films deposited as a contaminant on the peripheral porti... | 06/27/2006 |
| 7033255 | Chamfer processing method and device for plate material Chamfer processing is carried out by making plate material W end faces come in contact with rotating grinding belts. The grinding surfaces of the opposing side by side grinding belts are on the centerline in the thickness direction of the plate material. The center ... | 04/25/2006 |
| 7021998 | Method and device for finishing surface of long material An inline-ready method of finishing the surface of a long material (W) capable of preventing any environmental problem from occurring and the mechanical properties of the long material from deteriorating, comprising the steps of holding the long material (W) by two ... | 04/04/2006 |
| 6969299 | Razor blade sharpener An automatic razor blade sharpener simultaneously sharpens multiple edges of a spring-loaded disposable razor blade cartridge by gently contacting the blade edges with a moving rubber or polymeric compliant belt that is motor driven. The disposable razor blade handl... | 11/29/2005 |
| 6908369 | Apparatus for and method of smoothing substrate surface An apparatus for smoothing a surface of a rotatably supported substrate includes a base plate, a block having an extending arm structure and being attached to the base plate so as to be movable along the surface of the base plate, a roller attached to a tip portion ... | 06/21/2005 |
| 6909565 | Magnetic transfer method and magnetic transfer apparatus A magnetic transfer method includes a first step (ST103) of preparing a magnetic disk, a second step (ST105) of forming a layer of lubricant on the magnetic disk, a third step (ST108) of bringing a surface of the magnetic layer on the magnetic d... | 06/21/2005 |
| 6752706 | Adjusting device for the sanding drum of a double-drum sander An adjusting device for the sanding drum of a double-drum sander is installed between the opposite ends of the rear grinding drum and the machine frame of a sander for adjusting a rear sanding drum to a most suitable height to match with the size number of the emery... | 06/22/2004 |
| 6746320 | Linear reciprocating disposable belt polishing method and apparatus An apparatus for chemically mechanically planarizing a semiconductor wafer is disclosed having a continuous polishing strip with first side having a fixed abrasive surface and a second side opposite the first side. In one embodiment, a first drive roller holds a fir... | 06/08/2004 |
| 6726532 | Belt tensioning assembly for CMP apparatus A tensioning assembly for a polishing belt on a linear chemical mechanical polishing apparatus. The tensioning assembly comprises first and second rollers which are operably engaged by respective air cylinders and exert a selected degree of downward tension on the l... | 04/27/2004 |
| 6722960 | Apparatus for planing and sizing a workpiece An apparatus for sizing and sanding a workpiece, the apparatus comprising a housing having a horizontally throughgoing passage, a feed conveyor for advancing the workpiece through the passage, the workpiece having an upper surface that advances through the passage a... | 04/20/2004 |
| 6722957 | Method and apparatus for planarizing a microelectronic substrate with a tilted planarizing surface A method and apparatus for planarizing a microelectronic substrate. In one embodiment, the apparatus can include an elongated, non-continuous polishing pad oriented at an angle relative to the horizontal to allow planarizing liquids and materials removed from the mi... | 04/20/2004 |
| 6666246 | Automated planer machine An automated planer machine for planing a piece of lumber. The planer machine has a feed table for slidably receiving the bottom surface of the piece of lumber along a traveling course. One or more planing heads extend on sides of the traveling course to ... | 12/23/2003 |
| 6589103 | Device for the finishing treatment of shaft workpieces The invention relates to a device for the finishing treatment of shaft workpieces, in particular crankshafts and camshafts. The device comprises a carrier, at least one jaw for exerting contact pressure on the workpiece, and a linear guide for guiding the... | 07/08/2003 |
| 6533644 | Method of texturing and agent therefor An agent used for texturing a surface of a substrate for a magnetic disk includes an aqueous solution containing a glycol compound serving as surfactant in an amount of about 1-25 weight % and agglomerated polycrystalline diamond particles with average di... | 03/18/2003 |
| 6500056 | Linear reciprocating disposable belt polishing method and apparatus An apparatus for chemically mechanically planarizing a semiconductor wafer is disclosed having a continuous polishing strip with first side having a fixed abrasive surface and a second side opposite the first side. In one embodiment, a first drive roller ... | 12/31/2002 |
| 6458021 | Polishing apparatus with a balance adjusting unit A polishing apparatus includes a lapping tape for polishing a surface of a magnetic disc, a tape supply unit for supplying the lapping tape, a varnisher roller for pressing the lapping tape onto the surface of the magnetic disc, and a pressing unit for pr... | 10/01/2002 |
| 6454638 | Machine for grinding cylindrical bearing surfaces on parts using an abrasive belt A machine for grinding cylindrical bearing surfaces on parts, in particular journals and/or crank pins on crankshafts, using an abrasive belt, includes a support on which three abrasive belt clamping members are mounted in a triangle and mobile in directi... | 09/24/2002 |
| 6358132 | Apparatus for grinding spherical objects Disclosed is an apparatus for grinding spherical objects into an exact spherical shape. The sphere-reshaping apparatus comprises a grinding section equipped with means for grinding spherical objects, an inlet section equipped with means for feeding spheri... | 03/19/2002 |
| 6277005 | Apparatus for the application of an advanced texture process Apparatus for removing random scratches formed during the polishing of magnetic recording media, and for disposing on the surface of the media a near-circumferential texture which increases the recording reliability of the media while simultaneously reduc... | 08/21/2001 |
| 6273796 | Method and apparatus for planarizing a microelectronic substrate with a tilted planarizing surface A method and apparatus for planarizing a microelectronic substrate. In one embodiment, the apparatus can include an elongated, non-continuous polishing pad oriented at an angle relative to the horizontal to allow planarizing liquids and materials removed ... | 08/14/2001 |
| 6217414 | Method and apparatus for respositioning and forming a power transmission belt An apparatus for repositioning and forming a power transmission belt. The apparatus has first and second hangers for supporting a plurality of power transmission belts and movable selectively between active and inactive positions. Each of the first and se... | 04/17/2001 |
| 6206763 | Deburring machine A brush deburring machine includes upper and lower synchronized dogged conveyors that translate workpieces between a pair of cylindrical wire brushes to remove burrs from the ends of the workpieces. A first support surface is defined on each of the dogs o... | 03/27/2001 |
| 6176768 | Two surface planer A two surface planer includes a lower base with a rear stationary table and a front sloped member sloping up to an intermediate portion, an adjusting base with an upper horizontal surface, and an activating rod pivot-ally connected with the adjusting base... | 01/23/2001 |
| 6155914 | Apparatus for the application of an advanced texture process Apparatus for removing random scratches formed during the polishing of magnetic recording media, and for disposing on the surface of the media a near-circumferential texture which increases the recording reliability of the media while simultaneously reduc... | 12/05/2000 |
| 6129612 | Advanced mechanical texture process for high density magnetic recording media Method for removing random scratches formed during the polishing of magnetic recording media, and for disposing on the surface of the media a near-circumferential texture which increases the recording reliability of the media while simultaneously reducing... | 10/10/2000 |
| 6129615 | Deburring machine A deburring machine having a work table with a side guide mounted thereto so as to define a first work zone for the lower peripheral edge of the cylindrical workpiece. A continuous elongated belt having an abrasive surface is mounted to the work table so ... | 10/10/2000 |
| 6102783 | Apparatus for microfinishing cam-shaft surfaces An apparatus for finishing a surface of a camshaft extending along an axis with the surface offset from the axis has a drive for rotating the camshaft about the axis, a support displaceable radially of the axis, and a plurality of pusher heads on the supp... | 08/15/2000 |
| 6095909 | Abrasive belt machine tool for machining cylindrical bearing surfaces on shafts Abrasive belt machine tool for machining cylindrical bearing surface on shafts, in particular journals on camshafts or journals and/or crank pins on crankshafts, comprising for machining each bearing surface two opposed jaws 5 mounted on two arms 1 and ea... | 08/01/2000 |
| 6086461 | Wood strip sanding machine A multipurpose woodworking machine for processing wood strips such as flooring and molding is comprised of a router unit positioned upstream of a series of sanding units. The router and sanding units are equipped with oscillating heads which allow the hea... | 07/11/2000 |
| 6033522 | Surface treatment method and apparatus for rotatable disc In a surface treatment apparatus for a rotating disc 10, the outer peripheries of the disc 10 are brought into contact with a pair of positioning rollers 13, 14 to position the disk 10 at the predetermined position. A first treatment roller 17 brought int... | 03/07/2000 |
| 5984767 | Assembly using an abrasive strip to machine a cylindrical bearing surface of a workpiece A machining assembly consisting of first and second pivotal jaws opposing each other. A clamping arrangement is provided for clamping the jaws and to apply a flexible strip of abrasive material against the machined surface. The first jaw containing a shoe... | 11/16/1999 |
| 5888123 | Automatic golf club grinder A golf club grinder including a base frame, a first grinding mechanism and a second grinding mechanism respectively mounted on the base frame for grinding the hosel and the shaft respectively, the first grinding mechanism including an abrasive belt mounte... | 03/30/1999 |
| 5865669 | Abrasive machining apparatus equipped with a device for facilitating replacement of abrasive tape An apparatus for abrasive machining of a predetermined portion of a workpiece such that an abrasive tape and the workpiece are moved relative to each other while the tape is held in pressing contact with the predetermined portion of the workpiece, and suc... | 02/02/1999 |
