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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 7004818 | Sander with orbiting platen and abrasive The invented Sander with Orbiting Platen and Abrasive includes a platen, an abrasive secured to the platen, and a motor connected to the platen to move the platen and abrasive in an orbit or circular pattern The motor is connected to the platen by a belt that extend... | 02/28/2006 |
| 6971944 | Method and control system for improving CMP process by detecting and reacting to harmonic oscillation A method and control system for detecting harmonic oscillation in a chemical mechanical polishing process and reacting thereto, such as by taking steps to at least one of: 1) reduce or eliminate the harmonic oscillation; and 2) counter the noise which is associated ... | 12/06/2005 |
| 6951500 | Workpiece-surface processing head A workpiece-surface processing head has at least one processing tool which comes into contact with the surface to be processed and whose longitudinal axis is oriented essentially perpendicularly to the surface to be processed. The processing tool, for processing the... | 10/04/2005 |
| 6951504 | Abrasive article with agglomerates and method of use The present inventions is directed to a method of polishing a workpiece. The method comprises providing an abrasive article, the abrasive article comprising superabrasive particles within agglomerates. The method then comprises contacting the abrasive article with a... | 10/04/2005 |
| 6902465 | Grinding machine A grinding machine uses a conical grinding wheel (10) to create a non-circularly symmetric surface (defining, for example, a re-entrant cam) on a workpiece. The machine is operable to rotate such a workpiece about a first axis (5) and the machine has d... | 06/07/2005 |
| 6533648 | Surface preparation device A production type surface finishing apparatus for finishing the surfaces of workpieces such as cabinet doors and the like which include a plurality of relatively large, very lightweight finishing platens that are simultaneously movable in both a reciproca... | 03/18/2003 |
| 6454631 | Polishing apparatus and method An apparatus and method for polishing, especially adapted for polishing fiber optic connectors and similarly configured industrial components. The polishing apparatus includes a first stage having a first mounting member and a first staging member support... | 09/24/2002 |
| 6428391 | Method and apparatus for polishing A method and machine for polishing, especially adapted for polishing fiber optic connectors and similarly configured industrial components. The polishing machine includes a first stage having a first mounting member and a first staging member supported on... | 08/06/2002 |
| 6302763 | Apparatus for polishing A machine or apparatus for polishing, especially adapted for polishing fiber optic connectors and similarly configured industrial components. The polishing apparatus includes a first stage having a first mounting member and a first staging member supporte... | 10/16/2001 |
| 6210259 | Method and apparatus for lapping of workpieces A lapping assembly for lapping a group of workpieces including a pair of lapping discs and a cassette for positioning the workpieces between the lapping discs. The lapping discs are provided with two-component translational oscillations at the appropriate... | 04/03/2001 |
| 6200206 | Surface preparation device A production type surface finishing apparatus for finishing the surfaces of work-pieces such as cabinet doors and the like which include a plurality of relatively large, very lightweight finishing platens that are simultaneously movable in both a reciproc... | 03/13/2001 |
| 6110010 | Drive and support for machine tools An improved drive and support for a machine tool by which a part thereof can be supported and driven along a linear path for machining. The drive and support includes a linear slideway having a magnetic track along which a housing will move when a moving ... | 08/29/2000 |
| 6074281 | Fining and polishing machine and method for ophthalmic lenses A fining and polishing machine and method enable a work piece, suitably a spectacle lens, to be polished with a relative motion between the lens and a tool that is precisely matched to the specific lens prescription. The lens and tool are reciprocated alo... | 06/13/2000 |
| 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 |
| 5609515 | Hand-held reciprocating device with an improved tool guide system In accordance with the present invention, there is provided a profiler device having a linear drive mechanism with enhanced tool holder support to effectively guide the substantially linear reciprocating movement of the tool holder so to maintain accuracy... | 03/11/1997 |
| 5443414 | Sander with orbiting platen and abrasive The invented Sander with Orbiting Platen and Abrasive includes a platen, an abrasive secured to the platen, and a motor connected to the platen to move the platen and abrasive in an orbit or circular pattern. The motor is connected to the platen by a belt... | 08/22/1995 |
| 5403227 | Machine for grinding and polishing terminated fiber optic cables An automated machine is disclosed for grinding and polishing the terminated ends of the optical fibers in fiber optic cables. The machine utilizes abrasive material in strip form. The abrasive material is moved in a carriage along a linear path while the ... | 04/04/1995 |
| 5321913 | Sander with orbiting platen and abrasive The invented Sander with Orbiting Platen and Abrasive includes a platen, an abrasive secured to the platen, and a motor connected to the platen to move the platen and abrasive in an orbit or circular pattern. The motor is connected to the platen by a belt... | 06/21/1994 |
| 5185957 | Micro-abrading method and micro-abrading tool A micro-abrading method wherein an abrading section undergoes a micromotion in the XY-direction parallel with the surface of a workpiece according to the operation of an actuator comprising piezoelectric elements, and an abrading material is held between ... | 02/16/1993 |
| 5184433 | Fiber optic polisher A method and apparatus of polishing the end of an optical fiber that produces relative lateral movement between the end of the fiber and an abrasive surface while changing the angle of attack of the relative movement at a rate greater than about 10,000 ar... | 02/09/1993 |
| 5181342 | Sander with orbiting platen and abrasive The invented Sander with Orbiting Platen and Abrasive includes a platen, an abrasive secured to the platen, and a motor connected to the platen to move the platen and abrasive in an orbit or circular pattern. The motor is connected to the platen by a belt... | 01/26/1993 |
| 5081794 | Sander with orbiting platen and abrasive The invented Sander with Orbiting Platen and Abrasive includes a platen, an abrasive secured to the platen, and a motor connected to the platen to move the platen and abrasive in an orbit or circular pattern. The motor is connected to the platen by a belt... | 01/21/1992 |
| 5027560 | Machine for finishing the surface of a lens A machine for finishing the surface of a lens including a lap holder moved orbitally in a first plane, a lens arm support having a lens holder, the lens arm support being oscillated in a second plane perpendicular to the first plane, the lens arm holder b... | 07/02/1991 |
| 4891916 | Oscillatory or translational table for machine tools An orbital table assembly having a top plate which can be made to orbit or translate in a path without rotating, and having a fixed base plate under said top plate and a linkage plate between the two other plates, while an orbiting cam secured to the top ... | 01/09/1990 |
| 4886529 | Polishing robot and polishing method using the same A direct-teaching playback type polishing robot comprising a first arm and a second arm, a polishing tool suspended from a free end of said second arm, horizontal high-lead ball screws having nuts connected to said arms, respectively, and a servo-motor an... | 12/12/1989 |
| 4869028 | Methods for sharpening points A needle sharp conical point can be quickly honed by methods and apparatus that employ reciprocating or rotating abrasive surfaces that may be revolved in a circle around the point being sharpened. A reciprocating surface may be used to hone non-conical p... | 09/26/1989 |
| 4850152 | Apparatus for lapping and polishing optical surfaces The workpiece which is moved relative to the tool is processed by a tool configured in the form of a flexible membrane. On the rearward side of the membrane, loading units are arranged with the force of each unit being individually controlled. The pressur... | 07/25/1989 |
| 4497101 | Method and apparatus for the manufacture of a three-dimensional, shaped graphite electrode utilizing a three-dimensional, shaped file The invention relates to an apparatus for manufacturing a three-dimensional, shaped graphite electrode (3) utilizing a three-dimensional, shaped file (4), moved toward one another (filing stroke) while executing an orbital relative movement between the sh... | 02/05/1985 |
| 4242837 | Fine grinding apparatus A fine-grinding machine has a stationary stand on which a workpiece is fixed and which has a vertically adjustable arm carrying a tube defining a tube axis and displaceable angularly and axially on the arm relative to its axis. A tool mount adapted to hol... | 01/06/1981 |
| 4071015 | Wheel dressing device An angled cam bar is slidable across a pair of base-carried supports so that the cam bar attitude varies in its travel, and a pivot point on the cam bar thereby traces out a locus of curvature, while a dressing stylus depending from the pivot point likewi... | 01/31/1978 |
| 4018134 | Apparatus for trimming and edge-cutting a plate-like metallic workpiece An apparatus for trimming and profiling the edges of a metal plate comprises a table supporting the plate and at least one milling cutter unit guided laterally and parallel to a respective plate edge by at least two straight guide tracks for the milling c... | 04/19/1977 |
