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Patent Searching and Data


Matches 1 - 50 out of 5,167

Document Document Title
WO/2019/210481A1
A grinding wheel tool for machining a micro-groove, comprising a grinding wheel tool body (10). The grinding wheel tool body (10) is formed by sequentially stacking multiple thin grinding wheels (11) in the thickness direction of the thi...  
WO/2019/202059A1
The present invention relates to an abrasive disk and to a method and a device for producing said abrasive disk. The abrasive disk is more particularly a cutting or grinding disk for use on a hand-held power tool, the abrasive disk compr...  
WO/2019/179847A1
The invention relates to a holding apparatus (1) for a rotating, circular tool (2), such as a grinding or cut-off wheel, containing a circular holding element (3) for removably connecting the tool (2) to the holding apparatus (1) and a c...  
WO/2019/179964A1
The invention relates to a connecting device comprising a positive connecting element and a negative connecting element, wherein the positive connecting element has an elevation arranged on a base surface and the negative connecting elem...  
WO/2019/164226A1
The present invention has the effects of enhancing the roughness of a cross-section portion of an edge of a processing surface and improving the product quality and reliability by removing residual foreign matter from the cross-section p...  
WO/2019/132797A1
The invention relates to an abrasive disc product obtained from casting sand known as conventional casting mold which has become a solid waste and not have a mold property anymore with completing the use function after casting process.  
WO/2019/119089A1
Structural arrangement for a cutting disc for stones in general, comprising a disc that in the centre has a through-hole for fastening purposes, characterized in that the radial peripheral area is provided with various receiving cavities...  
WO/2019/114871A1
The invention relates to a method for grinding rolling elements for a rolling bearing, having the steps of: providing a workpiece (20) to be ground, providing a grinding wheel (10), wherein the grinding wheel (10) has a wheel body (12), ...  
WO/2019/091823A1
The invention relates to an abrasive disk (2) comprising at least one layer (17, 16, 18) in which abrasive centre punches are embedded. A sensor (22) for detecting an original periphery (20) of the abrasive disk (2), which has been modif...  
WO/2019/064837A1
Provided is a disk-shaped electrodeposition grindstone (10) which has a circular arc-like outer periphery in a cross-section view that includes a central axis (GC) of the grindstone. The outer periphery has abrasive grains (16) bonded th...  
WO/2019/063044A1
The invention relates to a grinding and/or cutting tool which has at least one surface region for a lateral grinding process and a surface region for a circumferential grinding process and/or a cutting process. According to the invention...  
WO/2019/038674A1
Disc-shaped sanding element (1) and method for manufacturing this sanding element (1) with a circular circumference with at least two layers (4,5,6) bonded to each other containing abrasive grains (11, 12), wherein these layers (4,5,6) e...  
WO/2019/031174A1
This superabrasive wheel is provided with: a hard substrate formed of cemented carbide having a Young's modulus of at least 300 GPa; and an annular superabrasive layer disposed at the outer circumference of the hard substrate. A cross se...  
WO/2018/211722A1
Provided is a grindstone and a grinder that are capable of minimizing the incidence of chatter at the surface of a workpiece during grinding. Therefore, the grindstone used in the grinder comprises: a plurality of first spiral grooves pr...  
WO/2018/207145A1
Various embodiments disclosed relate to an abrasive article (10). The abrasive article (10 includes a backing (12) defining a major surface. The abrasive article (10) includes an abrasive layer including a plurality of tetrahedral abrasi...  
WO/2018/200913A1
Methods and apparatus for finishing an edge of a glass sheet are described. The edge of the glass sheet is finished using two grinding wheels mounted on spindles so that the edge of the grinding wheels chamfer the edge of the glass sheet...  
WO/2018/194480A1
The present invention provides a honing tool (10) for providing abrasive treatment of leaf end surface (6) of a seal element (2) of a leaf seal assembly (1), wherein each seal element (2) of the leaf seal assembly (1) extends in radial d...  
WO/2018/177541A1
The present invention discloses an abrading wheel comprising a circular core having an outer periphery, a rim arranged orthogonally to said circular core on said outer periphery, said rim comprising an inner surface and an outer surface,...  
WO/2018/183724A1
A grinding wheel assembly is disclosed and includes an arbor in which a pull stud may be installed. Further, the arbor can include a head assembly that includes a mounting plate, a cover plate, and an abrasive body disposed there between...  
WO/2018/147460A1
This hub-type blade rotates about an axis (O1), and is characterized by being provided with: a hub (110) on which a blade attachment surface (111A) made from an aluminum alloy is formed; a blade main body (130) which is arranged on the b...  
WO/2018/118566A1
Methods of making polymer bond abrasive articles and their precursors using powder bed jetting are disclosed. Polymer bond abrasive articles prepared by the method include abrasive articles having arcuate or tortuous cooling channels, un...  
WO/2018/097956A1
A product and method to eliminate blade spacers in blade heads or stacks that are formed by multiple blades fixed relative to one another including a plurality of spacerless blades wherein the spacerless blades include a blade core with ...  
WO/2018/049204A1
An abrasive article can include a body including a plurality of portions including a first abrasive portion and a second abrasive portion. The first abrasive portion can include a vitreous bond material and abrasive particles contained w...  
WO/2018/047600A1
[Problem] To provide a grinding stone with excellent ability to discharge swarf and with which grinding efficiency can be improved, and a production method for such a grinding stone. [Solution] The grinding stone has a metal base 2 with ...  
WO/2018/036830A1
The invention relates to a tool device (11), in particular for machining a workpiece, for holding in a hand-held power tool (211), which can be operated in such a way that the tool device can be rotated about an output shaft of a tool-ho...  
WO/2018/036616A1
The invention relates to a roughing grinding tool (1) having a supporting body (2) and at least one abrasive plate (S1 to S4). The supporting body (2) comprises an abrasive grit for rough grinding. The supporting body (2) is used to supp...  
WO/2018/028742A1
Cutting methods are used in the production of round parts. Milling machines that perform shaping by machining are known. In the meantime, grinding has become established as an alternative in the machining of round parts. For example, cen...  
WO/2018/028846A1
The invention relates to a grinding disc for processing material surfaces, comprising a disc-shaped base body (3) which has a tool side (13) that can face towards a tool and a workpiece side (12) that can face towards a workpiece, and wh...  
WO/2018/027250A1
The invention relates to a carrier body (1, 2, 3, 4, 5, 6, 30) for grinding tools having an inner hub ring (7), which surrounds a central bore (8) for connecting the grinding tool to a rotary drive, and an jacket ring (9) for receiving a...  
WO/2018/029112A1
The invention relates to a separating blade (1) having a machining section (2) for the material-removing machining of a mineral-containing hard material, wherein the separating blade (1) is designed to be set into rotation by means of a ...  
WO/2018/000009A1
The invention relates to a drilling tool (3) and to a method for drilling a hole using the drilling tool (3). The drilling tool (3) comprises a tool body (7) having a receiving side (9) for receiving in a drive spindle (5) and a processi...  
WO/2017/217309A1
Provided are a quartz glass member having an increased exposed area, of which the area exposed to a film-forming process gas is increased compared with the exposed area of a flat surface quartz glass member, the increased exposed area be...  
WO/2017/203657A1
This deburring tool is provided with: a rotational shaft; a brush part having one end fixed to the rotational shaft; an annular collar member arranged such that an inner circumferential wall thereof is in contact with the outer circumfer...  
WO/2017/193147A1
The invention relates to a grinding wheel (1) comprising a support body (2, 3) which has a central coupling region (4) for attaching the grinding wheel (1) to a rotary drive for rotating the grinding wheel (1) about a rotational axis (5)...  
WO/2017/192426A1
A curable composition comprises a phenolic resin and isocyanate-functionalized abrasive particles. The isocyanate-functionalized abrasive particles consist of the reaction product of at least one isocyanate-functional organosilane and ab...  
WO/2017/173009A1
The present disclosure provides methods of making a vitreous bond abrasive article and a metal bond abrasive article. An abrasive article preform is produced by an additive manufacturing sub-process comprising the deposition of a layer o...  
WO/2017/157789A1
The invention relates to a method for reusing an abrasive tool (1), the abrasive tool (1) comprising a tool base body (10) comprising at least one receiving surface (11) for receiving abrasive bodies (12), the abrasive bodies (12) being ...  
WO/2017/151498A1
A depressed center grinding wheel comprises an abrasive disc. The abrasive disc comprises a working layer, an intermediate layer, a back layer, and at least two reinforcing scrims. The working layer comprises first abrasive particles ret...  
WO/2017/145491A1
An abrasive tool with an abrasive layer in which multiple hard abrasive grains are bonded by a bonding material, wherein a working surface that contacts a workpiece is formed on each of the multiple hard abrasive grains and the ratio of ...  
WO/2017/147035A1
A damped abrasive article comprises a damping body and an abrasive surface provided on at least a portion of the damping body. The damping body comprises a synthetic polymer having a Storage Modulus from 1000 MPa to 2500 MPa and a Loss f...  
WO/2017/145455A1
A superabrasive wheel (1) is provided with a hard substrate (10) with a Young's modulus of at least 300 GPa, a superabrasive layer (20) provided on the periphery of the hard substrate (10), and superabrasive-containing wear-resistant lay...  
WO/2017/139608A1
Embodiments of a grinding wheel and methods for edge finishing glass substrates are disclosed. In one or more embodiments, the grinding wheel includes a metal matrix structure, a plurality of primary abrasive particles and a plurality of...  
WO/2017/139810A1
Tool cores may have removable sections, which may be removable without damaging, cutting or severing attachment configurations for the removable sections. The removable sections may be handled simultaneously. Moving parts used to facilit...  
WO/2017/127392A1
The present disclosure provides methods of making a vitreous bond abrasive article and a metal bond abrasive article. The methods include sequential steps. Step a) includes a subprocess including sequentially: i) depositing a layer of lo...  
WO/2017/114675A1
A method of forming a super hard polycrystalline construction comprises forming a pre-composite assembly comprising a skeleton formed of a first material, and a region of super hard particles or grains, the skeleton having one or more vo...  
WO/2017/110791A1
This method for manufacturing a cutting blade is provided with: a mixing step for adding a liquid dispersion medium to a powder mixture containing a resin powder made of a thermocompression-bondable resin, abrasive grains, and a fibrous ...  
WO/2017/102707A1
The invention relates, inter alia, to a grinding body (1, 1') comprising a substantially cylindrical outer member (2, 2') for accepting an abrasive material, an inner member (4, 4') for attaching the grinding body (1, 1') to a drive unit...  
WO/2017/097916A1
The invention relates to a tool (10, 10a, 10b, 10c, 10d, 10e, 10f) for machining a workpiece, comprising: a base body (14) that can be rotated about an axis of rotation (12), consisting of carbon or a fibre-reinforced plastic; an electro...  
WO/2017/080897A1
The invention relates to sintered, polycrystalline, flat, geometrically structured ceramic grinding elements for use in resin-bonded grinding disks, in particular cutting disks. The invention also relates to a method for manufacturing fl...  
WO/2017/071859A1
The invention relates to grinding disks, in particular cutting disks, and to manufacturing methods therefor. The grinding disks comprise a grinding material between two reinforcement layers. At least one of the reinforcement layers compr...  

Matches 1 - 50 out of 5,167