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| Number | Title | Issue Date |
| 7410412 | Belt sander A belt sander is disclosed that may include a sanding assembly having a first roller and a second roller, the sanding assembly being configured to receive a sanding belt around the first roller and the second roller to define a sanding surface therebetweeen. The bel... | 08/12/2008 |
| 7235005 | Belt sander A sander comprised of a high voltage direct current motor for providing rotational torque to the sander is disclosed. In an exemplary embodiment, a motor housing generally encompasses the motor for enclosure of the motor. The motor housing being generally contoured ... | 06/26/2007 |
| 7121927 | Retaining ring structure for edge control during chemical-mechanical polishing An improved design for a retaining ring for a chemical mechanical poling machine is described which provides superior flexibility and instantaneous in-situ control of the polishing rate in the edge region of a wafer. The design has a plurality of straight slurry del... | 10/17/2006 |
| 7090605 | Apparatus for processing a prosthetic component An idler or tensioning assembly for an electronically controlled sanding/polishing machine is provided, the sanding/polishing machine utilizing a plurality of exchangeable polishing wheel assemblies of which the idler assembly is one. Each polishing wheel assembly i... | 08/15/2006 |
| 7029375 | Retaining ring structure for edge control during chemical-mechanical polishing The retaining ring has a plurality of slurry channels wherein each alternate channel is recessed away from the inner circumference of the pad contacting surface forming a recess which extends upward from the bottom surface sufficient to prevent contact of the retain... | 04/18/2006 |
| 6869335 | Retaining rings, planarizing apparatuses including retaining rings, and methods for planarizing micro-device workpieces Retaining rings, planarizing apparatuses including retaining rings, and methods for mechanical and/or chemical-mechanical planarization of micro-device workpieces are disclosed herein. In one embodiment, a carrier head for retaining a micro-device workpiece during m... | 03/22/2005 |
| 6648737 | Contour sanding apparatus and kit A contour sanding apparatus for driving a sanding belt, the apparatus includes a body and a drive pulley rotatably attached to the body, the drive pulley comprising a drive-axle dimensioned for attachment to a source of rotation. A primary arm is fixedly ... | 11/18/2003 |
| 6592440 | Hand band grinder with side abutment A motor-driven hand band grinder has a frame, a movable grinding band defining a grinding plane, and an abutment having a plate part which determines a further plane, the plate part having a window-shaped opening provided over an edge of the grinding band... | 07/15/2003 |
| 6503128 | Contour sanding attachment and method A grinding attachment for use in conjunction with hand-held grinding or drilling power tools such as are commonly found around the house, and method for using this attachment. The purpose of the invention is to allow the homeowner and the like to have gre... | 01/07/2003 |
| 5924915 | Hand held self aligning shaft grinder A hand-held centerless grinding apparatus for grinding and refinishing convex, concave and flat surfaces. When a surface has been grooved or otherwise indented, the damaged surface can be built up, then must be ground back to the original configuration. A... | 07/20/1999 |
| 5709585 | Method and apparatus for removing burrs from joined billets in a continuous rolling process A method for removing burrs in a continuous rolling process including the steps of joining the rear end of a preceding billet with the front end of a succeeding billet using a flash butt welding method while both billets are moving, and grinding a burr on... | 01/20/1998 |
| 5435294 | Saw A saw (10) is provided comprising a frame (20) containing a saw blade (22) and a fluid motor (24), and a handle (28) connected to the frame (22) incorporating means (36b) for connecting to a fluid supply and throttle means for controlling the fluid supply... | 07/25/1995 |
| 5125187 | Mounted non-directional rotor finishing device A device for creating a non-directional finish on a rotor mounted and spinning on a rotor lathe which is transformable from an operating position to a stowed position. The device comprises a U-shaped member with finishing surfaces on the side members of t... | 06/30/1992 |
| 4779383 | Device for machining the drying cylinders of a paper machine A device for the machining of the shell surfaces of the drying cylinders of a paper machine and particularly for the grinding thereof, which device comprises a carriage (1) which is displaceable in the direction of the length of the drying cylinders and t... | 10/25/1988 |
| 4767438 | Apparatus for cleaning material transporting rollers The roller cleaning apparatus of the present invention includes a frame which has a pair of caster mounted wheels located at one of its ends. The casters are connected to one another through a tie-rod which causes them to turn as a unit between a right-ha... | 08/30/1988 |
