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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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)...
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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...
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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...
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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 ...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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WO/2017/065082A1 |
A blade comprising: a disc-shaped base metal (12); tips (14) (edges) for cutting or grinding that are provided to a peak section (outer circumferential edge) of the base metal (12); and a protruding coating (30) on a side surface (13) of...
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WO/2017/062482A1 |
An epoxy-functional coupling agent comprises a reaction product of a polyepoxide and an aminosilane represented by the formula HNR1R2. R1 represents Z-SiL3 and R2 represents Z-SiL3 or an alkyl group having from 1 to 4 carbon atoms. Each ...
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WO/2017/019497A1 |
Thread repair tools are disclosed. Methods of making thread repair tools, and methods of using thread repair tools are also disclosed.
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WO/2017/013837A1 |
A cutting device is provided with a first flange and a second flange secured to a rotary shaft in such a state as to sandwich a rotary blade. The first flange is provided with an annular holding part in close contact at the outer-periphe...
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WO/2016/210057A1 |
Methods of making vitreous bond abrasive articles and their precursors using powder bed jetting are disclosed. Vitreous bond abrasive articles prepared by the method include abrasive articles having arcuate or tortuous cooling channels, ...
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WO/2016/108838A1 |
A cylindrical pulpstone has an outer surface that includes an abrasive. The outer surface defines a plurality of circumferentially- alternating grooves and lands extending across the outer surface of the pulpstone. The lands provide an a...
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WO/2016/108286A1 |
The present invention provides a method for manufacturing a magnetic disc substrate, with which is it possible to finish and create a high-quality end surface on a disc-like substrate and achieve stable grinding. In the present invention...
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WO/2016/098824A1 |
Provided are a glass plate chamfering device, glass plate chamfering method, and glass plate production method with which chamfering quality in a glass plate can be improved without increasing the number of grindstones. A grindstone (10)...
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WO/2016/093186A1 |
The purpose of the present invention is to provide a grinding tool capable of continuing machining in a dry state and of being manufactured in a short time and at low cost, and a manufacturing method therefor. For said purpose, a grindin...
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WO/2016/089672A1 |
A nonwoven abrasive wheel includes a nonwoven abrasive body having opposed first and second major surfaces and a moisture barrier layer arranged on at least one of the first and second major surfaces. Methods of making are also described.
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WO/2016/068283A1 |
This grinding wheel is provided with a disc-like member and a grindstone layer arranged on the outer peripheral surface of the disc-like member. The grindstone layer is provided with multiple grindstone chips divided in the circumferenti...
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WO/2016/038250A1 |
The invention concerns an apparatus and a method for producing lignocellulosic fibrillar material from wood. The apparatus comprises a rotatable grinding wheel (10) having a rotation axis and around the rotation axis a grinding surface c...
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WO/2016/032711A1 |
A method of making an abrasive article comprises urging a malleable thermosetting melt-flowable composition through openings extending through a porous abrasive member to form an abrasive article precursor; which is heated to form the ab...
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WO/2016/021620A1 |
Provided is an end-face machining device for polishing the end surface of a plate-like object such as plate glass by using the outer-circumferential surface of an attachable/detachable rotary grindstone, the end-face machining device bei...
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WO/2015/195778A1 |
An accessory tool for an oscillating power tool includes a blade portion including a first lateral edge portion, a second lateral edge portion, and a leading edge portion, the leading edge portion defining a cutting edge. A reinforcement...
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WO/2015/189145A1 |
The invention relates to a grinding disk having a grinding region (2) which is effective in the circumferential direction and comprises a bonded abrasive medium, and with reinforcing elements (3) which are not involved in the grinding op...
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WO/2015/183105A1 |
The invention relates to a device for use with a power tool. The device is configured to be placed between the body of a power tool and the attachment head of a power tool to reduce the transfer of vibration from the power tool attachmen...
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WO/2015/184344A1 |
An abrasive article in form of an abrasive wheel comprising a core and a bonded abrasive body disposed within an interior recess of a peripheral surface of a core. The core comprises a polymer material and has an HDT at 0.45 MPa of at le...
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WO/2015/112379A1 |
Systems and methods for creating grinding wheels are provided. The systems and methods may employ aligned abrasive grains. In this regard, the abrasive grains may have a known polarity and cutting orientation. The abrasive grains may be ...
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WO/2015/098195A1 |
This grinding wheel tool is provided with a cylindrically shaped head unit (12) internally comprising a hollow area (12a), and abrasive grains (14) adhered across the entire outer peripheral surface of the head unit (12). A fluid is supp...
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WO/2015/095907A1 |
The invention relates to a chip-forming machining device (1), in particular a sawing or milling device, comprising a base (2), a rotary part (3), which can be driven about an axis of rotation (20) in relation to the base (2) and which co...
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WO/2015/097704A1 |
Coated abrasive particles comprising: abrasive particles. a ceramic coating, the coating comprising: frit 60 to 90% w/w of the coating; feldspar 0 to 25% and clays 5 to 30%.
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