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WO/2014/061423A1 |
[Problem] To provide a grindstone and a grinding/polishing device using same with which, in addition to it being possible to perform the three processes of rough processing, lapping, and polishing with the same device: double-sided proce...
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WO/2014/055031A1 |
The invention relates to an arrangement (1) at rotatable disc-shaped holder (2) for grinding tools comprising grinding segments (3), which can be releasably attached in radially (4) directed tapering grooves (5) in the holder (2) in ques...
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WO/2014/052840A1 |
A button for attaching an abrasive article to a back-up pad can include a body having a lower plate, and a hub extending from the lower plate. The hub is configured to engage an abrasive article installed over the hub at least partially ...
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WO/2014/034366A1 |
Provided is a tempered glass processing tool the estimated usable period of which can be increased as much as possible. A tempered glass processing tool (8) has a shaft shape and processes chemically tempered glass (1) having a surface s...
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WO/2014/011517A1 |
An abrasive pad used to abrade the surfaces of glass, ceramic, and metal materials, the abrasive pad being provided with a substrate layer, and an abrasive layer provided on a first surface side of the substrate layer and including an ab...
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WO/2014/007646A1 |
In one aspect the invention provides an abrasive apparatus with a drive shaft terminating with a working head, where this working head is removably attach to an abrasive attachment. Also provided is a drive system arranged to rotate the ...
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WO/2014/005079A1 |
An abrasive article is disclosed and can include a core and a plurality of identical segments extending from the core. The segments can be arranged on the core to form first abrasive article indicia on a first side of the abrasive articl...
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WO/2013/185456A1 |
A diamond abrasive tool for milling organic glass includes a disk shape abrasive tool base body (1) with a circular inner hole (3) in the center of it, and a circular diamond resin milling plate (2) uniformly adhered to the surface rim o...
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WO/2013/183094A1 |
A gear tooth surface processing device and a gear manufacturing method are provided which are capable of adjusting processing pressure for the purpose of improving the surface roughness of high-hardness gears and the like. The gear tooth...
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WO/2013/142988A1 |
An abrasive article comprising a plurality of abrasive grains that are precisely arranged in accordance with a predetermined pattern and are chemically bonded with a matrix material, and a method for the making thereof are disclosed. A c...
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WO/2013/131009A1 |
Abrasive articles including a body having a first abrasive layer, a second abrasive layer and one or more reinforcing layers for use with cordless tools have a reduced thickness with respect to conventional counterparts. Techniques for p...
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WO/2013/124797A1 |
It refers to an abrasive tool (10; 100), suitable to be coupled through a joint (18) to a smoothing and/or polishing machine (20) which smoothes and/or polishes a slab or tile (L1 ) being processed placed on a plane (24) and pushed by a ...
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WO/2013/100749A1 |
A grinding apparatus for establishing grinding lines on an aluminium substrate disc, said apparatus including; a central rotatable shaft; a rotatable peripheral ring; a pair of circular grinding plates wherein each plate includes a centr...
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WO/2013/068005A1 |
The invention relates to an abrasive body to be received in the holder of a grinding machine, the longitudinal sides of which are provided with dovetail-shaped attachments. It also relates to a holder for an abrasive body, which has coni...
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WO/2013/049403A1 |
Abrasive articles comprising a reduction layer configured to reduce noise level when the abrasive articles are in use.
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WO/2013/045680A1 |
The present invention relates to a device (10) for the preparation of grinding pattern of crimped contacts (1). The device (10) comprises a housing (11), a motor (51), mounting means (30) for mounting a crimped contact (1), guiding means...
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WO/2013/032115A1 |
Disclosed is a grinding tool, which includes a first disk having an installation hole in a center portion thereof such that the grinding tool is installed on a grinder, a second disk forming a discharge passage with partitions on a botto...
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WO/2013/020874A1 |
The invention relates to a method for producing a resin-bonded grinding tool, in particular a grinding disc, roughing disc or cutting-off disc, comprising the following method steps of: preparing a blank by introducing resin (2), abrasiv...
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WO/2012/175403A1 |
A universal sharpening device (1) for slicing machines with circular blade which comprises a supporting element (2), which is provided with means (3) for engaging the wing (4) of a slicing machine, and an arm (9), which is associated wit...
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WO/2012/157006A1 |
A multi-abrasive tool is constituted by a support on which abrasive elements are present. Such abrasive elements are arranged in a manner so as to form one or more paths along which the successive abrasive elements have grain size sequen...
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WO/2012/157010A1 |
A diamond tool (1; 100) for grinding and/or squaring the lateral edges of paving tiles comprising a supporting body (2; 101) made of metallic material, an abrasive layer (3; 102) made of diamond abrasive alloy, facing and stably coupled ...
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WO/2012/156558A2 |
The invention relates to a grinder for machining pieces, said grinder essentially comprising two parts. One of the aforementioned parts is fixed, while the other is removable, such that the removable part is universal and can be quickly ...
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WO/2012/147033A1 |
The present invention relates to a tool for working material surfaces, having a support base (3), an abrasive or cutting portion (2) constrained to said support base (3) and obtained from an abrasive solution or mixture (4), the abrasive...
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WO/2012/138705A2 |
The present invention is directed to a self-conditioning polishing pad. The self-conditioning polishing pad comprises a water-insoluble polymeric foam matrix and water-insoluble polymeric foam particles within the foam matrix. The partic...
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WO/2012/137143A1 |
The present invention refers to a tool for the roughing and/or polishing of hard surfaces such as stone, marble or the like, of the type usable in association with hand- operated machines, such as an angle grinder or the like, for manual...
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WO/2012/129584A1 |
An abrasive cutting-off wheel having an abrasive cutting-off ring (1), the abrasive body (10) of which has bonded abrasive agents, wherein the abrasive cutting-off ring (1) is fixed, in the operational state, by two circular clamping dis...
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WO/2012/127507A1 |
A method for manufacturing abrasive grinding wheels (1), which consists in: forming a disc-like blank (2) that comprises an abrasive mix and at least one reinforcement net embedded in the mix or laterally adjacent thereto; heating a fema...
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WO/2012/084357A1 |
The invention relates to a cutting element for a drill, designed for rotating about a rotary axis (R) when drilling and comprising at least one first grinding particle type (1). In order to increase the effectiveness and service life of ...
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WO/2012/077535A1 |
Provided is a grinding wheel (1) comprising a disc-shaped disc member (10) and an annular grindstone member (20) fitted to the outside of the outer peripheral surface (10C) of the disc member (10). A first liquid supply hole (12A) is for...
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WO/2012/067983A1 |
An abrasive disc for use with a sanding tool having a plurality of dust collection holes includes a hole pattern consisting of six openings arranged for substantial alignment with the dust collection holes provided in the sanding tool.
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WO/2012/053455A1 |
In the present invention, the inner surface of a cylinder is machined by means of preparing boring tools (10, 30, 70) provided with a plurality of rows of grindstones (13), to which a single layer of abrasive grain (21) has been arrayed ...
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WO/2012/046751A1 |
[Problem] To provide a highly durable drill capable of highly accurately forming a hole having a small diameter. [Solution] A drill (1) according to this embodiment is provided with a shank (5) and a drilling section (8) which has an abr...
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WO/2012/042906A1 |
A method for manufacturing a magnetic-disk glass substrate is provided such that, when a plurality of magnetic-disk glass substrates are manufactured from a stack in which a plurality of glass plates are stacked, the circularity deviatio...
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WO/2012/040374A2 |
Superabrasive tools and methods for making and using the same are provided. In one aspect, for example, a CMP pad dresser includes a first monolayer of superabrasive particles disposed on and coupled to one side of a metal support layer ...
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WO/2012/028504A1 |
The invention relates to a grinding tool for grinding, in particular for cut-off grinding or for rough grinding, in which the abrasive grain is bonded in a mixture containing a plastic, in particular a synthetic resin, wherein the mixtur...
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WO/2012/023818A2 |
The present invention relates to a polishing pad for a system for polishing a glass plate. The polishing pad may be mounted on a polishing plate, and has predetermined flow channel patterns for enabling a polishing liquid supplied from a...
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WO/2012/022818A1 |
The invention relates to a device for milling and polishing methacrylate, consisting essentially of a saw or milling blade having multiple teeth (2) that is rigidly connected in an axial manner to a plate body (1) having the same diamete...
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WO/2012/019286A1 |
A back-up apparatus for use with a surface treating apparatus can include a back-up plate having a pad attachment face and a back-up pad having a first pad face and a second pad face. The back-up apparatus can also include a porous inter...
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WO/2012/020275A1 |
An improved backing pad and abrasive sheet system (10) for a sanding apparatus in accordance with the present invention includes a backing pad (12) including a rubberlike body (16) having an abrasive sheet mounting side (18), an absorben...
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WO/2012/018903A2 |
Shaped abrasive particles comprising a ceramic and comprising a first plate integrally joined to a second plate at a predetermined angleβ.
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WO/2012/016120A2 |
Flexible abrasive articles and related methods are presented.
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WO/2012/005778A1 |
Soft polishing pads for polishing semiconductor substrates are described. A soft polishing pad includes a molded homogeneous polishing body having a thermoset, closed cell polyurethane material with a hardness approximately in the range ...
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WO/2012/000647A1 |
The invention relates to a dimensionally stable and rotationally symmetrical tool support (7, 15, 23) which is reinforced with natural fibers, which can be connected to a rotary drive, and which has at least one tool bearing surface (9, ...
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WO/2011/150326A2 |
An abrasive article includes a backing including first and second major surfaces, an abrasive layer disposed over the first major surface, and a back coat layer disposed over the second major surface. The back coat layer includes a polym...
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WO/2011/141500A1 |
The present invention relates to a grinding disc which comprises a carrier (1), which is drilled through in the centre (6) for mounting purposes, and a working region (2) which forms the outer edge of the grinding disc (7) and has at lea...
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WO/2011/139562A2 |
Ceramic shaped abrasive particles have four major sides joined by six common edges. Each one of the four major sides contacts three other of the four major sides. The six common edges have substantially the same length. Methods of making...
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WO/2011/131913A1 |
The invention relates to a structure based on glass strand coated with a resin composition which comprises the following constituents in the proportions indicated, expressed in percentage by weight of solid matter: - 75 to 98% of a mixtu...
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WO/2011/111808A1 |
Provided are a threaded electrodeposition tool and a gear processing method using the threaded electrodeposition tool. The threaded electrodeposition tool makes it possible for truing to be performed even with a truing grindstone that ha...
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WO/2011/098409A1 |
The invention relates to floor-polishing and -cleaning bodies (1) for mechanically treating structured floor coverings (2), comprising a main body (10) having a compliant, profiled surface (14) on a first face (12), a treating layer (20)...
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WO/2011/092021A1 |
In a first aspect, the invention relates to a grinding body (1) made of a compacted and sintered material. In particular, the invention relates to a grinding body (1) that has additional particles (4), in particular additional particles ...
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