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| Number | Title | Issue Date |
| 7297049 | Sanding rope and applications thereof A disposable sanding device is fabricated as a continuous rope-like article which is adapted for selective segmentation and application as a plurality of serially arranged disposable hand sanding devices or ropes. Each hand sanding device is formed as a generally el... | 11/20/2007 |
| 7144314 | Sanding rope and applications thereof A disposable sanding device is fabricated as a continuous rope-like article which is adapted for selective segmentation and application as a plurality of serially arranged disposable hand sanding devices or ropes. Each hand sanding device is formed as a generally el... | 12/05/2006 |
| 7074111 | Surface preparation device and method To prepare a surface with a surface preparation device, an apparatus including a mount, a platform, and a suspension system is utilized. The mount supports and positions the surface preparation device. The platform moves the apparatus. The suspension system is dispo... | 07/11/2006 |
| 6997786 | Method of preparing a sanding block to repair a damaged surface profile A method of preparing a sanding block to repair a damaged surface profile. A first step involves finding an undamaged surface profile that matches the damaged surface profile. A second step involves providing a moulding block having a body with a flat surface surrou... | 02/14/2006 |
| 6997794 | Sanding rope and method of forming same A disposable sanding device is fabricated as a continuous rope-like article which is adapted for selective segmentation and application as a plurality of serially arranged disposable hand sanding devices or ropes. Each hand sanding device is formed as a generally el... | 02/14/2006 |
| 6793564 | Rotary tool with combined abrasive and fragmentation action for producing profiles or cuts on sheets of fragile material such as marble, granite, stone, glass and the like The rotary tool for producing profiles or cuts in hard fragile materials such as marble, granite, stone, glass and the like comprises at least one rotationally symmetrical body (1, 2) involving a configuration defined by the envelope of a multiplicity of circ... | 09/21/2004 |
| 6702649 | Method of determining current position data of a machining tool and apparatus therefor The current positioning data of a machining tool with regard to a reference surface of a workpiece or of a body connected to the workpiece, is determined. The tool and the workpiece to be machined are relatively moveable toward and away from one another, ... | 03/09/2004 |
| 6679768 | Orbital dental polishing device Currently dental laboratories use a lathe for the polishing of the dental crown. Such lathes use a polishing disc brush mounted on a rotating shaft and which generally cannot polish the deeper parts of the surface of the appliance without wearing down the... | 01/20/2004 |
| 6645059 | Device for retaining abrasive pad on lap in eyeglass lens making apparatus A retainer for retaining an abrasive pad on a lens making machine and an abrasive pad adapted to such retention comprises a retainer nestable with a lap of a lens making machine wherein when such retainer is nested, a pad placed upon said lap before nesti... | 11/11/2003 |
| 6443825 | Sanding pad A sanding pad including a holding member (1) connectable with a pressure or vacuum source, a sanding element (3), and a jacket (5) for carrying the sanding element (3) and partially filled with solid particles (12) arranged in bulk.... | 09/03/2002 |
| 6419571 | Polisher and ground paper for polishers A polisher for polishing a repair surface to a predetermined shape and a ground paper for polishers are provided. The polisher of the present invention includes a substrate portion (30) for holding an abrasive on a surface opposite to a repair surface, a ... | 07/16/2002 |
| 6319097 | Grinding methods and apparatus The time to grind a workpiece can be reduced by selecting a grinding wheel whose width is not substantially greater than wheel strength considerations require, and which may therefore be less than the axial length of the region to be ground providing a wo... | 11/20/2001 |
| 6203644 | Method and apparatus for manufacture of quartz oscillator A method and apparatus for manufacturing high-frequency oscillator elements from a workpiece material includes a tool holder formed of magnetic material providing a magnetic field at a tip thereof and a spherical whetstone made of a magnetic material. A g... | 03/20/2001 |
| 6171175 | Method of polishing uniform or free-form metal surfaces Method of automatic finishing of a free-form contoured metal or hard die surface, comprising: providing a rotating brush with a central hub carried by a driving spindle for rotation about the hub axis; providing the brush hub with a plurality of closely s... | 01/09/2001 |
| 6163954 | Method of producing a slider A slider producing method in which a slider bar is lapped from the side of a base to the side of a thin-film element of a slider, in a fixed direction substantially perpendicular to the slider bar. Thereafter, the slider bar is polished by making it recip... | 12/26/2000 |
| 5951379 | Bumper polishing machine A bumper finishing apparatus comprises a guided fixture for carrying a bumper past a fixed rotary finishing head. An external drive moves the fixture as guided by a guide profile to coordinate travel of the bumper past the finishing head so that the finis... | 09/14/1999 |
| 5895311 | Abrasive device that maintains normal line of contact with curved abrasive surface and method of using same An abrasive apparatus adopted to abrade a curved surface of workpiece includes: an abrading head including an abrading tip having a substantially spherical outer surface and a rotating shaft supporting the abrading tip, the abrading head being positioned ... | 04/20/1999 |
| 5865668 | Shaper head for making mouldings This invention relates to a shaper head or rotating matrix which can be used in a process for manufacturing decorative mouldings by contacting a stock material to the rotating shaper head or matrix, such that the shaper head or matrix removes stock materi... | 02/02/1999 |
| 5662519 | Contour sander A contour sander for sanding a curved surface includes a hard backing plate having a support face for supporting a sheet of sandpaper. The backing plate is uniformly flexible along substantially its entire length for conforming generally to the curvature ... | 09/02/1997 |
| 5609518 | Grinding wheel for forming convex shapes, applicable in particular to manual grinders An abrasive grinding wheel (1) is described which has a concavity (8) in the abrasive in which a metal ring (4) is embedded. The metal ring (4) is non-abrasive but is sufficiently hard to resist wear by rubbing against the material being ground. The grind... | 03/11/1997 |
| 5487694 | Method for shaping honeycomb substrates Disclosed herein is a method for producing a honeycomb body having a side surface bounded by a closed cylinder of a selected circumference and curvature comprising the steps of providing an extruded honeycomb body having a selected length and having a sid... | 01/30/1996 |
| 4936052 | Machine and method of grinding molding die A grinding apparatus comprising: the frame (1) being composed of a pair of supports (3) standing in opposing relation to each other and a support frame (4) which is stretched between and secured to the respective upper end portions of the supports (3); fi... | 06/26/1990 |
| 4281483 | Method of curving supporting surfaces of driving belt elements A method of providing transverse elements to be arranged in a consecutive series side by side on a driving belt with curved surfaces by which they support the driving belt. The surfaces obtain a curvature by replacing the driving belt by an endless grindi... | 08/04/1981 |
| 4167082 | Automatically controllable projecting contour grinding machines An automatically controllable projecting contour grinding machine comprising a grinding disc support, a grinding disc, actuator elements, an optical projection device, a projection surface, numerical control means, and a marking, wherein said grinding dis... | 09/11/1979 |
| 4074416 | Mirror and method of making same A mirror, and method of making same, is disclosed. The mirror includes a metallic base material having a low coefficient of thermal expansion, an intermediate layer bonded to the base by a plasma spray process and a reflecting surface overlying the interm... | 02/21/1978 |
| 3942287 | Contour grinders A contour grinder having a grinding wheel that forms a workpiece into a desired contour by directly controlling the movement of the grinding wheel with a motor operated by numerical control. The grinding wheel has an arched shaped surface on the periphery... | 03/09/1976 |
