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| Number | Title | Issue Date |
| 7329173 | Tool grinding machine A grinding machine, which includes a grinding wheel rotatable by a motor, a first slide movable in X-axis direction, a second slide supported on the first slide and movable in Y-direction, a bracket supported on the second slide and turnable about Y-axis, a tool hol... | 02/12/2008 |
| 7275481 | Printer A printer of the present invention includes a timing belt passed over drive pulleys, each of which is mounted on a particular print drum, via phase adjusting means and deflection pulleys or rotary members. The deflection pulleys are rotatable in contact with the rea... | 10/02/2007 |
| 7153197 | Method for achieving uniform CU CMP polishing A method for removing a metal oxide overlayer over a target polishing surface in conjunction with a chemical mechanical polishing (CMP) process to improve polishing uniformity including providing a substrate target polishing surface having a layer of an oxide of a m... | 12/26/2006 |
| 7104169 | Machine tool and bed structure thereof A machine tool includes X-axis, Y-axis, and Z-axis moving units for producing relative movements between a tool and a workpiece; a C-axis drive unit for rotating the workpiece about a C-axis parallel to the Z-axis; and a B-axis turning unit for turning the tool abou... | 09/12/2006 |
| 7089836 | Hale-machining method and apparatus It is one object of a hale-machining method and apparatus thereof according to the present invention to achieve an easy preparation of an NC machining program and perform a high geometrical accuracy in the predetermined three-dimensional free curved surface. ... | 08/15/2006 |
| 6458016 | Polishing fluid, polishing method, semiconductor device and semiconductor device fabrication method A polishing fluid comprising a distributed organic phase and a continuous aqueous phase. The distributed phase has at least one complexing agent and the aqueous phase has abrasive particles dispersed therein. Reaction products generated during polishing i... | 10/01/2002 |
| 6375541 | Polishing fluid polishing method semiconductor device and semiconductor device fabrication method A polishing fluid comprising a distributed organic phase and a continuous aqueous phase. The distributed phase has at least one complexing agent and the aqueous phase has abrasive particles dispersed therein. Reaction products generated during polishing i... | 04/23/2002 |
| 6217420 | Grinding machine spindle flexibly attached to platform A grinding or polishing machine comprises a rigid platform on which a workhead spindle and a grinding wheel spindle are located. The grinding wheel spindle is mounted on a sub-assembly which is attached to the platform by means of flexures which permit li... | 04/17/2001 |
| 6179700 | Mechanism for honing non round cylinder bores and machine adapter assembly A mechanism for honing non round cylinder bores includes a tool body rotatable around a nonrotatable cam with a non round peripheral cam surface and a plurality of honing stones carried by supports for generally radial movement in the tool body. In a pref... | 01/30/2001 |
| 5609512 | Method and apparatus for off-line honing of slicer blades An apparatus and method for honing, sharpening or grinding a curved peripheral cutting surface of a slicer blade are provided. Included is the use of one of a set of interchangeable cams that generally follows the curved shape of the blade cutting surface... | 03/11/1997 |
| 5476409 | Grinding machine A grinding machine has a driving mechanism for rotating a drive shaft, a sander supported on the drive shaft, a bracket provided swingably on a housing for supporting the drive shaft, a drive shaft moving mechanism for moving the drive shaft in the axial ... | 12/19/1995 |
| 5157872 | Control apparatus for grinding machine A control apparatus for controlling the amount of grinding of a belt material in a grinding machine wherein, for example, in the production process of making belts, a cylindrical belt material is ground on its back to finish its thickness to a standard di... | 10/27/1992 |
| 5152105 | Device for sharpening rotary blades A device for sharpening rotary blades driven about a fixed axis of rotation, as widely used in cigarette manufacturing machines, including a pair of mutually coaxial grinding wheels distanced one from the other, angled in relation to the plane occupied by... | 10/06/1992 |
| 5101601 | Grinding workpieces Where a circumferential surface has to be ground on a workpiece and the workpiece is being rotated around an axis which is not concentric with the surface, both the grinding wheel axis and the workpiece rotation axis are displaced during the course of eac... | 04/07/1992 |
| 4969297 | Roll-camber grinding apparatus A roll-camber grinding apparatus includes a base having a pair of linear bearings parallelly fixed to a flat face of the base. A sliding seat is slidably mounted on the linear bearings. A power-driven grinding wheel is mounted on the sliding seat. An adju... | 11/13/1990 |
| 4730419 | Table feed apparatus A grinder wheel table feed apparatus converts rotation of a table driving motor into reciprocation movement of a grinder wheel table through a ball-screw mechanism to thereby impart a traverse movement to the grinder wheel table between a non-working posi... | 03/15/1988 |
| 4688354 | Table feed apparatus A grinder wheel table feed apparatus which converts a rotation of the table driving motor into a reciprocation movement of the grinder wheel table through a ball-screw mechanism and exerts a traverse movement to the table between a stand-by position and a... | 08/25/1987 |
| 4587769 | Grinding wheel wear compensation system A method and apparatus are disclosed for automatically compensating for grinding wheel wear in a continuous grinding operation.... | 05/13/1986 |
| 4218850 | Cambering devices of roll grinding lathes In a cambering device of a roll grinding lathe of the type wherein a grinding wheel is moved toward and away from the center of a roll by means of a cambering cam while the grinding wheel is moved in the longitudinal direction of the roll, there are provi... | 08/26/1980 |
| 4205488 | Grinding machine An improved grinding machine includes a grinding wheel which is moved along a path extending at an acute angle to the axis of rotation of a workpiece. The workpiece is movable along its axis of rotation. During plunge grinding operations, the workpiece ca... | 06/03/1980 |
| 4167837 | Method for controlling a grinding wheel-workpiece interface force for a workpiece with diverse grindability characteristics A method and apparatus are disclosed for grinding a surface upon a workpiece having disparate grindability characteristics. A mechanical cam is used in the preferred embodiment to model the characteristics of a cylindrical surface and is rotated with the ... | 09/18/1979 |
| 4102082 | Cam grinding apparatus with means to maintain the grinding speed constant A cam grinding apparatus has a base member, a rocking bar rockably mounted on the base member, a master cam shaft rotatably mounted on the rocking bar, and a drive motor for driving the master cam shaft in rotation. A cam shaft to be ground is supported b... | 07/25/1978 |
| 4045920 | Cam-controlled grinding machine In the cam-controlled "sizematic" type grinding method and apparatus therefor, a novel "in process" "gagematic" type measuring means has been introduced so as to maintain the strong points of the former and develop a new grinding method and apparatus capa... | 09/06/1977 |
| 4035959 | Cam operated automatic control for a honing machine An apparatus for automatically controlling the operations of a machine tool such as a honing machine or the like, which apparatus sets in motion apparatus which controls and maintains the operating cycle of the machine automatically and without requiring ... | 07/19/1977 |
| 3958370 | Single slide grinding machine with means for selectively producing a reciprocation of said slide A single-slide, mechanically and electrically programmed grinding machine comprising a rigid enclosed base, a fixed workhead assembly on the base, a pair of parallel slidebars mounted on the base, and a wheelslide assembly mounted on the base for longitud... | 05/25/1976 |
