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| Number | Title | Issue Date |
| 7874897 | Gemstone flat polisher mechanized A vibrating lap polishing system for flat items, comprising a polish pan with flexible bottom mounted on a base having three or more round-head bolts of equal height extending vertically above the base surface and positioned at one hundred twenty degree spacing on a... | 01/25/2011 |
| 7390241 | Linear motion apparatus and method for manufacturing thereof A linear motion apparatus has a guide shaft including a spiral-shaped or linear-shaped rolling element rolling groove, a movable body including a spiral-shaped or linear-shaped rolling element rolling groove opposed to the rolling element rolling groove of the guide... | 06/24/2008 |
| 7291060 | Apparatus for screw-polishing with abrasive and method thereof The present invention is applied in the fields of precise transmission devices, bio-medical devices and military-use devices to polish a surface of an object by an abrasive carried by the rotating of a screw. ... | 11/06/2007 |
| 7285745 | Method for manufacturing components consisting of one piece which appear in a weaving machine The invention relates to a method for manufacturing components consisting of one piece which appear in a weaving machine, comprising one or more first and second parts, said parts being manufactured in separate first and second parts and joined together to form a wh... | 10/23/2007 |
| 7273409 | Process for forming spherical components A process is disclosed for forming a spherical component using a centrifugal processing machine. The process includes the steps of providing a component having an initial shape with at least a portion that is non-spherical, placing the component into a container in ... | 09/25/2007 |
| 7261616 | Magnetorheological polishing devices and methods A method of polishing an object is disclosed. In one embodiment, the method comprises the steps of creating a polishing zone within a magnetorheological fluid; determining the characteristics of the contact between the object and the polishing zone necessary to poli... | 08/28/2007 |
| 7255631 | Orbital polishing apparatus and method An abrasive flow apparatus for polishing a workpiece wherein a horizontal machine tool is adapted such that a workpiece may be secured to first shaft rotatable about a first longitudinal axis. A conjugate form to the workpiece may be secured to a second shaft which ... | 08/14/2007 |
| 7238086 | Surface finishing method for aluminum shapes by barrel polishing A surface finishing method for aluminum shapes by barrel polishing, wherein caps are mounted at both open ends of a hollow aluminum shape, and two aluminum shapes each mounted with the caps are set on two right and left holders so as not to interfere with each other... | 07/03/2007 |
| 7217173 | Apparatus micro lapping with abrasive for polishing precision screw and polishing method thereof The present invention is an apparatus for polishing a precision screw. The apparatus uses abrasive in a sealed container for polishing. Hence, the present invention can do precise polishing to obtain smooth surface of thread by removing tiny burrs with the abrasive.... | 05/15/2007 |
| 7156724 | Method and apparatus for forming a dynamic magnetic seal using magnetorheological fluid An arcuate, preferably cylindrical, magnetic shunt bar supports a plurality of pin magnets having alternate north and south orientations, defining a ring-shaped array of magnets of alternating orientation. The magnet free ends opposite the shunt bar are positioned t... | 01/02/2007 |
| 7144302 | Method for smoothing the surface of a gas turbine blade A surface of the gas turbine blade is smoothed by way of a drag finish process. A first ring-shaped container is filled with a liquid abrasive medium. A second container which is arranged next to the first container is filled with a second liquid abrasive medium. A ... | 12/05/2006 |
| 7118464 | Apparatus for smoothing the surface of a gas turbine blade An abrasive device may include first ring-shaped container filled with a liquid abrasive medium. A second container may be arranged next to the first container and filled with a second liquid abrasive medium. A pivoting arm may be arranged between and above the cont... | 10/10/2006 |
| 7101471 | Method for planar material removal technique using multi-phase process environment An electroetching process of the present invention uses a multiphase environment for planarizing a wafer with conductive surface having a non-uniform topography. The multiphase environment includes a high resistance phase and an etching solution phase. The conductiv... | 09/05/2006 |
| 7094132 | Method of and apparatus for magnetic-abrasive machining of wafers A method of magnetic-abrasive machining of parts has the steps of supporting a part, generating a magnetic field by magnetic means located at one side of the part, placing a magnetic-abrasive powder on a surface located at another, opposite side of the part, so that... | 08/22/2006 |
| 7070481 | Polishing method, polishing device, glass substrate for magnetic recording medium, and magnetic recording medium There are disclosed a polishing method and a polishing device in which cleaning of a glass substrate surface can be achieved to a high level. A glass substrate (MD substrate 1) in the shape of a circular disc having a circular hole in a center portion is poli... | 07/04/2006 |
| 7063601 | Internal magnetic-force polishing system An internal magnetic-force polishing system is disclosed for finishing a interior metal surface of a material. The system comprises a magnetic electrolysis-polishing which is adapted for finishing the interior metal surface of the material. A cathode terminal is pro... | 06/20/2006 |
| 7063594 | Cutting edge honing process A method of honing a cutting edge of a rotary cutting tool comprising inserting the cutting tool into a liquid bath having an abrasive media therein such that at least the cutting edges are immersed, and providing a relative displacement of the cutting tool and the ... | 06/20/2006 |
| 7052243 | Pressure regulating valve A pressure maintenance assembly for a domestic water well system. The assembly comprises a pressure maintenance valve having an inlet side and an outlet side, a pressure tank in fluidic communication with the outlet side, and a calibrated bypass. When the valve is c... | 05/30/2006 |
| 7048613 | Polishing method In a method for the machine polishing of workpieces, the workpiece is immersed into a container filled with abrasive and is moved relative to the abrasive container. The workpiece is here moved up and down in the vertical direction, rotated about its own central axi... | 05/23/2006 |
| 7040209 | Tool fixtures for use in rotational processing A fixture for holding tools to be processed in a rotational processing apparatus. The fixture includes at least one mounting rod with a plurality of spacers slidably disposed on the mounting rod. A plurality of tools are disposed about the rod, each tool being space... | 05/09/2006 |
| 7018277 | Device for grinding workpieces To improve the grinding action when grinding workpieces in a device equipped with a container and a rotary disk rotating relative thereto using abrasive granules, according to the invention there are ribs in the upper area of the container. ... | 03/28/2006 |
| 7014533 | Method for smoothing the surface of a gas turbine blade A surface of the gas turbine blade is smoothed by way of a drag finish process. A first ring-shaped container is filled with a liquid abrasive medium. A second container which is arranged next to the first container is filled with a second liquid abrasive medium. A ... | 03/21/2006 |
| 6967047 | Composite article with highly filled plastic component Composite articles having a highly filled plastic component connected to a basic body are provided which avoid the occurrence of cracks in the plastic component under changing thermal conditions. More specifically, the plastic component is not fixed directly to the ... | 11/22/2005 |
| 6962522 | Barrel polishing device A barrel polishing device for polishing a workpiece having a relatively complicated shape such as a vehicle wheel. The barrel polishing device comprises a polishing medium storage tank for storing polishing media, a base, a workpiece supporting shaft mounted on the ... | 11/08/2005 |
| 6960116 | Wheel polishing device A device for finishing workpieces, such as automobile wheels. The device includes a bowl assembly containing polishing media therein, and a drive assembly including a rotatable turret which carries the wheels thereon so that same are orbitally driven through the pol... | 11/01/2005 |
| 6918937 | Abrasive polishing composition The present invention is based on the practice of abrasive machining with no sealed working chamber by the employment of a visco-elastic abrasive medium, behaving predominantly as an elastic solid at the applied strain of the orbital working motion, and applying orb... | 07/19/2005 |
| 6918818 | Polishing method In a method for the machine polishing of workpieces, the workpiece is immersed into a container filled with abrasive and is moved relative to the abrasive container. The workpiece is here moved up and down in the vertical direction, rotated about its own central axi... | 07/19/2005 |
| 6905395 | Abrasive flow machining apparatus and method An apparatus and method for abrasive flow machining the orifice (18) of a workpiece (20) by using an abrasive media (15) whereby the apparatus (10) is capable of passing media (15) through the orifice (18) at a predetermined... | 06/14/2005 |
| 6887135 | Ball finishing apparatus and process An apparatus and process of surface finishing golf balls prior to painting is provided. The apparatus and process make use of nylon loops as a finishing material that is used to abrade the surface of adjacent moving golf balls. Optionally, the abrading process betwe... | 05/03/2005 |
| 6821191 | Ball finishing process An apparatus and process of surface finishing golf balls prior to painting is provided. The apparatus and process make use of nylon loops as a finishing material that is used to abrade the surface of adjacent moving golf balls. Optionally, the abrading process betwe... | 11/23/2004 |
| 6814654 | Machine for drying, polishing and burnishing cutlery and metal tableware This invention concerns a machine for the drying, polishing and burnishing cutlery and other metal tableware. It consists of a tank suspended upon a base and moved by a vibrating device, having a treatment channel (15) designed to receive a drying material an... | 11/09/2004 |
| 6780089 | Method and apparatus for removing a predetermined amount of material from a bottom portion of a dovetail slot in gas turbine engine disk A system and method of removing a predetermined amount of material from a bottom portion of a dovetail slot in a gas turbine engine disk, including the steps of configuring a designated flow path through the dovetail slot and providing a flow of abrasive media throu... | 08/24/2004 |
| 6776688 | Real-time polishing pad stiffness-control using magnetically controllable fluid A method of CMP polishing of a semiconductor wafer is described that includes using a polishing pad on a platen/table with the polishing pad including a sub-pad containing pockets of magnetorheological fluid. The stiffness of the sub-pad is controlled by selectively... | 08/17/2004 |
| 6769961 | Chemical mechanical planarization (CMP) apparatus A chemical mechanical planarization (CMP) apparatus includes a bath of an aqueous solution. A first holder, which is configured to support a wafer, is disposed within the bath. A first spindle is configured to rotate the first holder. A second holder, which is rotat... | 08/03/2004 |
| 6729937 | Barrel-polishing apparatus There is disclosed a barrel-polishing apparatus comprising a polishing medium bath with polishing mediums received therein, a base, an arm mounted on the base, and a workpiece attachment device mounted on a distal end portion of the arm and adapted to attach a workp... | 05/04/2004 |
| 6718611 | Method of manufacturing perforated metal cover A method of manufacturing a perforated metal cover (1) includes steps of: step (60), successively punching holes in a piece of metal sheet at a plurality of workstations and cutting the metal sheet into a plurality of metal bases; step (62), sta... | 04/13/2004 |
| 6706383 | Polishing pad support that improves polishing performance and longevity The present invention provides, polishing pad with improved polishing properties and longevity. The pad is comprised of a thermoplastic foam substrate having a surface comprised of concave cells. A polishing agent coats an interior surface of the concave cells. The ... | 03/16/2004 |
| 6688953 | Barrel polishing apparatus A barrel polishing apparatus which can easily hold a work having a large mass and detach therefrom. The barrel polishing apparatus includes a polishing medium receiving container having a polishing medium received therein and a work supporting arm for hol... | 02/10/2004 |
| 6682410 | Barrel container for use with dry barrel polishing A barrel container for a dry barrel polishing machine includes a container body made of an elastic material and having an access opening through which polishing chips and workpieces are put into the container body. The container body has a wall with a thr... | 01/27/2004 |
| 6572458 | Device for removing burrs from workpiece Disclosed is a device for removing burrs from a workpiece, in which a barrel having an inner and an outer barrels is located within a frame constituting a main body of the device. The inner barrel contains a plurality of media for removing the burrs from ... | 06/03/2003 |
