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| Number | Title | Issue Date |
| 7927189 | Superabrasive tool A tool for use in an abrasive machining process has a body extending along a central longitudinal axis from a first end to a tip end. An abrasive material is located on the tip end. A central recess is formed in the tip end. ... | 04/19/2011 |
| 7559828 | Double-grinding-wheel type drill bit grinding device with a single driving shaft and grinding method thereof A double-grinding-wheel type drill bit grinding device with a single driving shaft comprising a power source disposed on a base, two grinding wheels being disposed at opposite ends of the single driving shaft extending out of the power source. The grinding device fu... | 07/14/2009 |
| 7364494 | Eyeglass lens processing apparatus and method of processing eyeglass lens An eyeglass lens processing apparatus for processing an eyeglass lens includes: a lens chuck that holds the lens; a roughing tool; a finishing tool; a finishing data input unit that inputs finishing data; a water supply unit that supplies water to a portion being pr... | 04/29/2008 |
| 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 |
| 7318767 | Device and method for machine control A data set (D) is provided for machine control of a grinding machine to determine time-efficient, collision-free travel paths. The data set has a collision parameter of “0” or “1” in each separate coordination point (X, Y, Z, A) as well as for each combinati... | 01/15/2008 |
| 7300521 | Wall scrubber for blown insulation An insulation system comprising: a supply of material having discrete elements; an applicator assembly for installation of the material having discrete elements to a surface; and a scrubber for finishing the face of the material, the scrubber including: (a) a vacuum... | 11/27/2007 |
| 7300334 | Drilling-head-grinding positioning device A drilling-head-grinding positioning device comprises a clamper for clamping a drilling head having a rectangular sliding rod and a sleeve clamping seat installed at a front end of the sliding rod, a cylindrical clamping device received in the sleeve clamping seat a... | 11/27/2007 |
| 7275981 | Symmetrical wall sander A disc-shaped sanding pad has a round perimeter. Centrally located in the pad is a socket. A ball, coupled to the end of a handle, is inserted into the socket, permitting the sanding pad to both pivot and rotate freely about the handle. A second single axis pivot is... | 10/02/2007 |
| 7275979 | Apparatus for treating edges of panels and method An apparatus for treating edge surfaces of panels, comprises conveyor tables to displace panels in sequence, two of the conveyor tables being configured such that panels are sequentially displaced in longitudinal alignment between the two conveyor tables with a long... | 10/02/2007 |
| 7261622 | Multiple cutting edged sanding wheel An improved sanding wheel configured to rotate axially for sanding or polishing milled contours that will provide sharp edges and corners in the workpiece. The preferred sanding wheel has a cylindrical body with a plurality of segments extending radially from the bo... | 08/28/2007 |
| 7258601 | Machining apparatus A machining apparatus, comprising: a mounting member to be rotationally driven; a tool support member mounted on the mounting member; and a fixing member, fixed to the mounting member, for fixing the tool support member to the mounting member. The mounting member ha... | 08/21/2007 |
| 7255634 | Draining device and lens processing system having the same A draining device for removing processing water attached to a lens includes: a first lens holding shaft to which a cup attached to a refractive surface of the lens as a processing jig can be fitted; and a rotating unit which rotates the first lens holding shaft to r... | 08/14/2007 |
| 7252578 | Apparatus for cylindrically grinding workpieces An apparatus for cylindrically grinding workpieces includes a first holding tool (10) and a second holding tool (12). The first holding tool is configured for positioning pre-grinding workpieces (18). The first holding tool defines a first groov... | 08/07/2007 |
| 7229342 | Stone cutting system and method A stone cutting system and method for cutting a stone sheet having a substantially planar surface utilizes a frame upon which a stone sheet to be cut can be positioned, a motor for supporting a cutting tool adjacent the stone sheet and for rotating the cutting tool,... | 06/12/2007 |
| 7210983 | Apparatus and method for grinding workpieces An exemplary method for grinding workpieces is provided. Firstly, a plurality of workpieces (18) are bonded together. The bonded workpieces have a central axis (181). Secondly, a grinding wheel (10) is provided. The grinding wheel has a rotating... | 05/01/2007 |
| 7207753 | Apparatus and method for shaping an edge of a tile An apparatus and method for shaping an edge of a tile. The preferred embodiment enables an operator to place a tile between an elevator and a reference plate. The operator snugs the edge of the tile up against a reference plate, and causes the elevator to press the ... | 04/24/2007 |
| 7189142 | Sharpening-trimming assembly The present invention relates to a sharpening-trimming assembly comprising a base (20), a casing (30) mounted on said base (20), the casing (30) having at least two insertion slots (40, 40′) provided on the upper portion of the c... | 03/13/2007 |
| 7189155 | Polishing body, polishing apparatus, semiconductor device, and semiconductor device manufacturing method The polishing body is attached to a substrates. The polishing body has a structure in which a polishing pad, a hard elastic member and a soft members are laminated in that order from the side of the polishing surface. For example, an IC1000 (commercial name) manufac... | 03/13/2007 |
| 7179157 | Bench grinder The present invention discloses a workshop unit for use as a grinding center that includes a support frame having a drive motor and a multi-station tool mounted thereto. Particularly, the grinding center may be used for operations including but not limited to grindi... | 02/20/2007 |
| 7179155 | Device for grinding liquid crystal display panel Disclosed is a device for grinding a liquid crystal display panel improving the efficiency of using equipment by independently operating first and second grinding units for grinding the unit liquid crystal display panel. The present invention includes a first grindi... | 02/20/2007 |
| 7175509 | Grinder and method of and apparatus for non-contact conditioning of tool Truing of a grinder is performed by irradiating a laser beam onto abrasive grains on the outermost periphery of the grinder from the tangential direction of the grinder. Truing of the grinder for adjusting the number of working abrasive grains and the shape of the a... | 02/13/2007 |
| 7153187 | Metal machining apparatus and laser-targeted coolant nozzle employed therewith A metal machining apparatus for removal of metal from a workpiece, that employs a laser-targeted coolant nozzle to apply coolant fluid to a machining tool, such as a grinding wheel, to remove metal from a workpiece. The laser-targeted coolant nozzle has a coolant no... | 12/26/2006 |
| 7147546 | Tool holder with moveable alignment finger Method and apparatus for facilitating sharpening of a tool. A tool holder is provided to present the tool for sharpening against an abrasive member, such as a grinding wheel. A moveable jaw member preferably engages a side of the tool to align the tool with a refere... | 12/12/2006 |
| 7140953 | Apparatus for treating edges of panels and method An apparatus for treating edge surfaces of panels, comprises conveyor tables to displace panels in sequence, two of the conveyor tables being configured such that panels are sequentially displaced in longitudinal alignment between the two conveyor tables with a long... | 11/28/2006 |
| 7125328 | Glass grinding bit A glass grinding bit includes a monolithic plastic body having a first end, a second end and a central longitudinal axis. A central bore formed as part of the body in alignment with the longitudinal axis for receiving a drive shaft. An outer surface is formed as par... | 10/24/2006 |
| 7125325 | Portable sharpening system for a dual-knife cutting machine A grinding apparatus (36) for a paper cutting mechanism (10) is shown and includes a coupler (38), for mounting on an upper rail (14) of the cutting mechanism (10), a motor-driven grinder (40), and an adjustable support (... | 10/24/2006 |
| 7121932 | Portable drill sharpener A portable drill sharpener includes a casing, a sand-wheel, a positioning device, a first grinding unit and a second grinding unit, a holding member for positioning a drill to be ground, a first adjustment unit and a second adjustment unit respectively connected to ... | 10/17/2006 |
| 7104870 | Modified radial motion (MRM) method for modifying lengthwise curvature of face-milling spiral bevel and hypoid gears The present invention relates to a modified radial motion method for modifying lengthwise curvature of face-milling spiral bevel and hypoid gears, which is capable of modifying a locus of a cutter center into a curve, without changing a head cutter's geometry, by pr... | 09/12/2006 |
| 7094136 | Grinding tool for edge circular processing A pair of profile wheels 14, 18 in which concavely shaped grinding surfaces 141, 181 asymmetrical to each other are opposed to each other at right angle so as to form a concavely shaped grinding surface having a substantially semi-circular section, a g... | 08/22/2006 |
| 7070483 | Automated drill bit re-sharpening and verification system A completely automated apparatus for verifying the identity and geometry of drill bits, re-sharpening the cutting tip of a drill bit and re-positioning a locating ring upon the shank portion of the drill bit subsequent to the re-sharpening of the cutting tip thereof... | 07/04/2006 |
| 7063607 | Bowling ball resurfacing apparatus A bowling ball resurfacing apparatus comprises a housing, first and second vertical support rollers mounted to the housing for rotation about parallel vertical axes, each of the vertical support rollers adapted to make contact with the surface of the bowling ball at... | 06/20/2006 |
| 7048619 | Rubbing machine with realigning functions of rubbing cloth for use in LCD manufacturing process and rubbing method using the same The present invention relates to a rubbing machine with realigning functions for use in an LCD manufacturing process and also to a rubbing method which is conducted using the same. The rubbing machine is used to determine the direction of alignment by rubbing an ali... | 05/23/2006 |
| 7044843 | Sander device having vacuuming structure A sander device includes a platform having an orifice, a chamber and one or more apertures formed in an outer surface and communicating with the chamber. A rotatable sander member is extended through the orifice of the platform, for being driven to abrade or polish ... | 05/16/2006 |
| 7022003 | Powder driven surface finishing apparatus A surface finishing device includes a surface finishing drum having opposing ends and a chamber therebetween, an elongate fixture having a handled proximal extremity and an opposing distal extremity, and a support element, which is carried by the distal extremity an... | 04/04/2006 |
| 7001248 | Fine tilting adjustment mechanism for grinding machine Provided is a grinding machine comprising a carrier adapted to raise or lower, the carrier including a V-shaped groove across its top and a forward pad at either side, a spindle unit including an inverted L-shaped mounting plate, and a fine tilting adjustment mechan... | 02/21/2006 |
| 6997175 | Portable apparatus for working, shaping and polishing stone and other hard materials A wheeled trolley carries various tools across an object to be worked. A track attaches directly to the work and simultaneously isolates the tool from the work. A standard connection to the trolley readily accommodates a variety of diverse tools, using a keyway or t... | 02/14/2006 |
| 6994613 | Grinding apparatus with splash protector and improved fluid delivery system A glass grinding apparatus includes a base, a support grid mounted on the base to carry a work piece for grinding, a fluid holder disposed below the support grid, a drive shaft for rotating a grinding bit above the support grid, a power source for rotating the drive... | 02/07/2006 |
| 6986397 | Power riding trailer for an implement A riding trailer apparatus useful for controlling a floor treatment implement is provided including a frame, an operator support platform, and a hook-up mechanism structured to enable the apparatus to be operably coupled to one of various, conventional floor treatme... | 01/17/2006 |
| 6979247 | Method and apparatus for grinding cam with re-entrant surface A workpiece W and a grinding wheel G are relatively moved in Z and X-axis directions perpendicular to each other, the rotational axis of the grinding wheel is inclined relative to the X-axis, and the grinding wheel is composed of a taper section Ga having a generati... | 12/27/2005 |
| 6969300 | Automated processing unit for a working station An automatic processing unit comprising a conveyor (1) extending through the automated processing unit and having a longitudinal direction and a transversal direction; and at least one working station located above the conveyor (1) for processing a wor... | 11/29/2005 |
