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| Number | Title | Issue Date |
| 8056549 | Concrete pavement texturing head The present disclosure presents a substantially cylindrically-shaped pavement texturing head. The pavement texturing head can include a plurality of substantially round, disc-shaped grinding members adjacently arranged and substantially aligned, one with the others,... | 11/15/2011 |
| 8033278 | Segmented grinding wheel and manufacturing method therefor A plurality of segmented chips are reinforced by applying an adhesive to the circumferentially opposite end portions thereof, and the adjoining segmented chips adjoining in the circumferential direction are adhered to the circumferential surface of a disc-like core ... | 10/11/2011 |
| 7779827 | Blade ring saw blade A flat-sided annular blade for a blade ring saw for cutting hard materials such as tile along straight paths and curved paths in which the workpiece is moved through the central portion of the blade. In addition to the usual sintered abrasive diamond coating on the ... | 08/24/2010 |
| 7614395 | Electroformed thin-wall cutting saw impregnated with abrasives The present invention describes electroformed thin-wall nickel cutting saws or blades that are impregnated with diamond abrasives. The thin-wall saws are formed with a plurality of raised portions and an equal plurality of recessed portions, with each raised portion... | 11/10/2009 |
| 7527050 | Method for fabricating multi-layer, hub-less blade An abrasive cutting blade is provided to achieve high-quality surface finishes at high feed rates. The blade is fabricated by electroplating fine abrasive onto a steel cathode disc to form a first layer, followed by electroplating a second layer of coarser abrasive ... | 05/05/2009 |
| 7497212 | Cutting tool and method for manufacturing the cutting tool The present invention relates to a cutting tool for cutting or drilling a brittle work piece such as stone, bricks, concrete and asphalt, and a method for manufacturing thereof. The present invention provides a cutting tool including a shank rotatably connected to a... | 03/03/2009 |
| 7353819 | Processing tips and tools using the same A processing tip and a cutting tool employing the same, including a tip body of a mixture of metal and abrasive material, and at least one projection coupled to the tip body, the projection extending in a direction perpendicular to a direction of a plane of contact ... | 04/08/2008 |
| 7350518 | Blade ring saw blade A flat-sided annular blade for a blade ring saw for cutting hard material such as tile along straight paths and curved paths in which the workpiece is moved through the central portion of the blade. In addition to the usual sintered abrasive diamond coating on the o... | 04/01/2008 |
| 7351133 | Disc grinding wheel with integrated mounting plate A bonded abrasive grinding wheel is provided with a bonded abrasive disc including abrasive grain disposed within a bond matrix, and a mounting plate integrally fastened to the disc. In various embodiments, the mounting plate has a plurality of non-metallic first th... | 04/01/2008 |
| 7337775 | Cutting tip for diamond tool and diamond tool A cutting tip for a diamond tool and a diamond tool having the same which serve to cut or perforate various brittle materials such as stone, brick, concrete and asphalt. In particular, the cutting tip for a diamond tool and the diamond tool have diamond particles wh... | 03/04/2008 |
| 7309277 | Method of manufacturing honeycomb structural body A method of manufacturing a honeycomb structure of the present invention is a method of obtaining a honeycomb structure 10 having a predetermined shape by processing a peripheral portion of a crude honeycomb structure 2, the method being characterized ... | 12/18/2007 |
| 7308749 | Production method for dielectric resonator device A method of forming a dielectric resonator from an inner-conductor-formed hole that has a substantially rectangular or substantially elliptical cross section in a direction perpendicular to the depth direction thereof, by placing a rotary cutting disk in contact wit... | 12/18/2007 |
| 7287310 | Method of forming and attaching a blade that can receive both symmetrical and asymmetrical arbors A method of forming a rotating blade for a cutting machine that can attach to either symmetrical arbors or asymmetrical arbors. The arbor mounting hole has five sides arranged in a cut gem configuration. The arbor mounting hole is symmetrical on either side of a mid... | 10/30/2007 |
| 7258115 | Skid plate for concrete saw A skid plate for a concrete saw is integrally cast having two end mounting portions and a middle portion with a slot in the middle portion. A horizontal slot in a leading end mounting portion cooperates and a vertical slot in the trailing end portion releasably enga... | 08/21/2007 |
| 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 |
| 7217180 | Diamond tape coating and methods of making and using same A method of forming and applying a diamond coating or other superhard coating to a tool, most preferably a downhole tool, such as a drill bit. A superhard powder is placed into slurry and then formed, preferably using a tape casting method, into a green tape that is... | 05/15/2007 |
| 7213591 | Groove cutting tool A cutting tool in which a disc-like cutter blade is fixed to a spindle of a rotary electric tool, comprising a first guide plate, which is attached on electric tool side to a cutter blade such that it is capable of rotating freely and makes contact with the referenc... | 05/08/2007 |
| 7210474 | Saw blade with cutting depth gauge Cutting tools are provided that include a circular core with a cutting means located on its periphery, a central bore to receive an arbor of a rotating power tool and one or more perforations extending through the central core. The perforations are disposed along a ... | 05/01/2007 |
| 7204244 | Diamond core drill bit A diamond core drill bit (100) is disclosed. The drill bit has a right-circular cylindrical body (120) with at least one side lubrication hole (122) toward the bottom of the body and a plurality of parallel grooves (124) oriented in an ax... | 04/17/2007 |
| 7186170 | Device and method for severing welds A milling cutter or grinding tool for severing welds on body sheets is provided. The tool includes an essentially circular-cylindrical cutting wheel having cutting edges at least on the circumference and a pair of distance plates with a smaller radius than the outsi... | 03/06/2007 |
| 7178517 | Diamond saw blade for milling The present invention relates to a diamond saw blade for milling. The rim of the circular metal with a shaft or the front end of the tubular body or an edge of the strip metal has multiple equidistant openings for positioning the diamond grains. The width of the ope... | 02/20/2007 |
| 7179023 | Tool insert A method of producing a tool insert which comprises a central metal portion having edge regions of superabrasive material bonded thereto and presenting cutting edges or points for the tool insert is disclosed. A body (50) having major surfaces on each of oppo... | 02/20/2007 |
| 7163010 | Skid plate for concrete saw A skid plate for a concrete saw is integrally cast having two end mounting portions and a middle portion with a slot in the middle portion. A horizontal slot in a leading end mounting portion cooperates and a vertical slot in the trailing end portion releasably enga... | 01/16/2007 |
| 7152596 | Circular saw blade body A circular saw blade body having a plurality of cutting teeth, at least one mounting hole, and an arrangement of cooling holes along a projected groove line. The arrangement of cooling holes help promote the removal of residual powder during usage of the blade and a... | 12/26/2006 |
| 7143760 | Method for removing trip hazards in concrete sidewalks A method for cutting a chamfer on an edge of a concrete slab, comprising the steps of: providing a generally circular, rotatable concrete saw blade that is coupled to a right-angle grinder motor with a blade-mounting hub having no blade attachment hardware projectin... | 12/05/2006 |
| 7134430 | Cutting segment, method of manufacturing cutting segment, and cutting tool A cutting segment for a cutting tool used for cutting or drilling a brittle workpiece, such as stone, brick, concrete and asphalt, a method of manufacturing the segment and a cutting tool provided with the segment are disclosed. The segment comprises a plurality of ... | 11/14/2006 |
| 7134463 | Apparatus for chipping material An apparatus and a tool for chipping material are provided. The apparatus includes chipping tools arranged relative to one another inside a housing, whereby the chipping tools are constructed planiformly, and are arranged on carrier elements along a drum-shaped, dis... | 11/14/2006 |
| 7128066 | Diamond tool with metal plate inserted therein Disclosed is a diamond tool having a metal plate inserted therein. Between abrasive layers containing diamond particles is inserted a ferrous or non-ferrous metal plate having a wear resistance lower than that of the abrasive layers such that a concave groove is spo... | 10/31/2006 |
| 7117863 | Saw blade for cutting fiber cement An improved circular saw blade designed for cutting fiber cement workpieces, which are becoming more and more prevalent on the construction site, includes a PCD/carbide tip (16) mounted in the rim (31) of the saw blade (10) at six, rather than t... | 10/10/2006 |
| 7115443 | Method and apparatus for manufacturing a packaged semiconductor device, packaged semiconductor device obtained with such a method and metal carrier suitable for use in such a method The invention relates to a method of manufacturing a packaged semiconductor device comprising subjecting a metal carrier provided with at least one semiconductor crystal, the semiconductor crystal being provided with an encapsulation, to a singulation step in a dici... | 10/03/2006 |
| 7101276 | Abrasive cutting-off wheel for stationary use An abrasive cutting-off wheel for stationary use is comprised of two partial abrasive wheels which are joined to each other. Each of these partial abrasive wheels comprises an interior supporting disk and a radially adjoining interior layer of abrasive grain. It fur... | 09/05/2006 |
| 7100595 | Diamond blade In relation to a blade cutting stone or concrete, a blade, preventing wearing of a core while preventing the core from wobbling, cuttable at a stable speed is provided. In a blade formed by providing slots on the outer peripheral edge of a circular core and fixing a... | 09/05/2006 |
| 7096863 | Granite slabs cut with frame saw employing blades with diamond-containing segments and method of cutting thereof A graphite block cut into slabs by a sawing device comprising a plurality of generally parallel, spaced-apart blades with each of the blades having a plurality of cutting segments mounted thereon, each of the cutting segments comprising a continuous phase impregnate... | 08/29/2006 |
| 7097548 | Utility tool with rotatingly driveable, disk-shaped hub The invention is based on an insertable tool with a rotationally driven disk-shaped hub (10, 12), to which a grinding means (14) is secured in the radially outer region. It is proposed that the hub (10, 12) is embodied with a flexural str... | 08/29/2006 |
| 7089924 | Granite slabs cut with frame saw employing blades with diamond-containing segments and method of cutting thereof A graphite block cut into slabs by a sawing device comprising a plurality of generally parallel, spaced-apart blades with each of the blades having a plurality of cutting segments mounted thereon, each of the cutting segments comprising a continuous phase impregnate... | 08/15/2006 |
| 7086394 | Grindable self-cleaning singulation saw blade and method A super abrasive impregnated singulation saw blade is made by depositing grindable friable super abrasive particles while electro depositing or electroless depositing a strong binder metal such as nickel on a form or mandrel. The deposited super abrasive on the uppe... | 08/08/2006 |
| 7082939 | Frame saw for cutting granite and method to improve performance of frame saw for cutting granite A horizontal frame saw is equipped with a plurality of generally parallel, spaced-apart blades for cutting granite. Each of the blades has a cutting edge with diamond cutting segments mounted thereon for engaging the granite with a swinging motion for cutting of the... | 08/01/2006 |
| 7073496 | High precision multi-grit slicing blade An abrasive cutting blade is provided to achieve high-quality surface finishes at high feed rates. The blade is fabricated by electroplating fine abrasive onto a steel cathode disc to form a first layer, followed by electroplating a second layer of coarser abrasive ... | 07/11/2006 |
| 7051729 | Apparatus and methods for aligning a center of mass with a rotational axis of a shaft or spindle Centering elements effectively reduce the clearance between a shaft and a rotatable element, such as a blade-fixing flange of a dicing saw for use with semiconductor substrates or carrier substrates. The centering elements may be used to substantially align a center... | 05/30/2006 |
| 7021872 | Rock drill A rock drill (1) for cutting rock comprising an elongated, helical shaft (2), which has, at one end, an insertion part (3) and, at the end opposite, a tool head (4) with cutters (5) made of hard material, wherein the helical shaft ... | 04/04/2006 |
