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| Number | Title | Issue Date |
| 7094136 | Grinding tool for edge circular processing A pair of profile wheels 14, 18 in which concavely shaped grinding surfaces 141, 181 asymmetrical to each other are opposed to each other at right angle so as to form a concavely shaped grinding surface having a substantially semi-circular section, a g... | 08/22/2006 |
| 7029366 | Method and apparatus for abrasive circular machining For the machining of a workpiece (18) rotating about a workpiece axis, a first abrasive tool (20), which rotates about a first tool axis, and the workpiece (18) are advanced towards one another, in order to machine a first workpiece face in a fi... | 04/18/2006 |
| 7021990 | Method and apparatus for circular grinding A method and apparatus for a circular grinding of a workpiece having first and second workpiece faces which are rotationally symmetrical with respect to the workpiece axis and which form a circular transition edge between them are provided. The workpiece rotating ab... | 04/04/2006 |
| 6986702 | Centerless grinding apparatus and centerless grinding method A centerless grinding apparatus (10) includes an outer diameter surface grinding wheel (11) for grinding the outer diameter surface of a work (1) of a substantially cylindrical shape, a regulating wheel (12) for supporting the outer diame... | 01/17/2006 |
| 6572441 | Method of and apparatus for chemical-mechanical polishing During a CMP operation, vibration-caused variations in the forces holding a wafer against a polishing pad, and/or relatively moving the pad and the wafer are measured and the standard deviation thereof is used to minimize or eliminate the deleterious effe... | 06/03/2003 |
| 6030279 | Timing belt grinding apparatus and method A toothed timing belt is produced from a belt blank utilizing an apparatus having a belt blank fixturing device for supporting the belt blank for selective indexable rotation about a first axis and a toothed grinding wheel rotatable about a second transve... | 02/29/2000 |
| 5536197 | Automatic machine for the production of rounded bevels at the corners of flat sheets An automatic machine for the production of rounded bevels at the corners of flat sheets, comprising a device (20) for the support and transfer of a sheet (3), hinged to fixed frame (10) of the machine and capable of rotating in relation thereto around an ... | 07/16/1996 |
| 5486133 | Timing belt grinding apparatus and method A toothed timing belt is produced from a belt blank utilizing an apparatus having a belt blank fixturing device for supporting the belt blank for selective indexable rotation about a first axis and a toothed grinding wheel rotatable about a second transve... | 01/23/1996 |
| 5402606 | Roll grinder A dual roll grinder employs a first and second work station including a dual drive headstock disposed therebetween. A grinding assembly and the dual drive headstock translatably move along a bed to engage rolls in either of the two stations. This permits ... | 04/04/1995 |
| 4112627 | Glass cylinder subdividing apparatus and method Small-diameter vitreous cylinders, for example glass tubes, are maintained under lateral (radial) compression and are precision rolled through grinding wheels, thus fully separating the cylinders into as many cylindrical components as desired. The rolling... | 09/12/1978 |
