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WO/2006/015998A1 |
The invention relates to a tool for polishing optical surfaces, comprising a rigid body (10) which is equipped with a polishing face (12) and an elastic sheet (20) which is disposed between the polishing face (12) and the optical surface...
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WO/2005/105378A1 |
An attachable abrasive article comprises an abrasive member having an attachment device affixed thereto. The attachment device comprises a fastener having a flange thereon. Thermoplastic material is disposed between the flange and the ab...
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WO/2005/102608A1 |
A conversion pad for attaching an abrasive article to a sanding tool includes a supporting layer comprising a backing material and a moisture barrier arranged on at least a portion of the supporting layer, thereby to protect the backing ...
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WO/2005/102607A1 |
An attachment system for attaching an abrasive article, such as an abrasive sheet or disc, to a sanding tool includes an article having a first major surface including an attachment region with attachment material for attachment with an ...
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WO/2005/095059A1 |
A pad conditioner having an abrasive disk (12) and an undulating disk (10) and methods for using the same. The undulating disk (10) has at least one raised portion (26) and at least one recessed portion (28). The abrasive disk (12) is re...
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WO/2005/095058A1 |
The invention relates to a grinding head for a grinding device, comprising a support part (10) and a coating (13) that is disposed on the support part and forms a rotationally symmetrical grinding surface (21). According to the invention...
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WO/2005/087435A1 |
A holder (2) for a rotary working member (3), particularly an abrasive disc, which holder is releasably mountable on a rotary drive shaft (100) and comprises a first resilient portion (22) whereby the holder (2) can be releasably mounted...
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WO/2005/063444A1 |
A grinder (1) comprising a resilient plate (2) having one side bonded with the back side of an abrasive cloth (3) and the other side provided with a means (5) being secured to the rotary shaft of a rotary grinder, characterized in that l...
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WO/2005/053907A1 |
A polishing tool has a hologram function for improving its functionality, wherein a base paper is provided with a hologram material and grinding stones are fixed on the base paper with a predetermined interval therebetween, so as to expr...
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WO/2005/049277A1 |
The invention relates to a grinding-disk receiving element for a hand-guided electric grinding tool, in particular, an eccentric grinder (15). Said grinding disk comprises a bearing flange (2) which comprises several locking journals (3)...
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WO/2005/044515A1 |
One embodiment of the invention relates to a grinding roller (11) comprising an external part (18) consisting of a tubular sleeve (19) that is provided with an abrasive coating (20) and that rests on an internal tube (13). An assembly (2...
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WO/2005/028158A1 |
A wheel having an inflatable tyre (1) for releasable pressure engagement with an abrasive belt. The wheel includes a first hub assembly (2) sealingly engageable with a first axial opening (3) in one side of the tyre. A second hub assembl...
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WO/2005/007341A1 |
The invention relates to a sanding device for a sanding machine (1), comprising a carrier (3), a sanding element (9, 10; 12) and at least two coupling elements (8, 16) with which the sanding element (9, 10; 12) is coupled to the carrier ...
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WO/2005/007340A2 |
The invention relates to an optical surface-finishing tool. The inventive tool consists of: a rigid support (4) comprising a transverse end surface (13); an elastically-compressible interface (5) which is applied against the end surface ...
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WO/2005/005104A1 |
A back-up pad for supporting an abrasive article is disclosed. The back-up pad includes an engagement assembly bonded to a first major surface. The engagement assembly includes a first region including a plurality of first engagement mea...
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WO/2004/096495A1 |
The present invention concerns a grinding wheel (1) including a circular wheel that rotates about a central axis and with a surface (2) to which edge parts of a number of sand paper items (3) are fastened, and that the surface (2) has in...
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WO/2004/048433A1 |
A curable composition comprises: blocked polyisocyanate, curative, and a crosslinked copolymer of monomers comprising at least one free-radically polymerizable carboxylic acid and at least one of an alkyl or alkaryl (meth)acrylate. Metho...
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WO/2004/043648A1 |
A polishing apparatus, comprising a polished object holding mechanism for holding a polished object and a table having a polishing surface, wherein the polished object held by the polished object holding mechanism is pressed against the ...
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WO/2004/030867A1 |
An apparatus (200) and method for forming an endless spiral wound abrasive article (215) and the resulting article. The apparatus includes first and second spaced-apart hubs (220), configured so that a portion of first and second webs pa...
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WO/2004/011196A1 |
The invention provides a method and apparatus for making an abrasive product comprising providing a substantially horizontally deployed flexible backing (10) having a first surface (12) bearing an at least partially cured primer coating ...
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WO/2003/095148A1 |
The invention concerns a cylindrical drum (1) for a sanding/polishing tool which in its drum surface (2) is provided with a number of undercut axial grooves (5) for mounting one or more axially displaceable sanding elements (4), where an...
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WO/2003/059572A1 |
The invention concerns a tool for surface treatment (1) of an optical surface (2), comprising a rigid support (4) having a transverse end surface (13), an elastically compressible interface (5) which is applied against and overlaps said ...
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WO/2003/033213A1 |
The invention concerns a grinding or polishing device (1) comprising a support (2), capable of being driven in displacement, having a first end surface (3) against which can be positioned a grinding or polishing sheet (4) including an in...
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WO/2003/011527A1 |
The invention relates to a system with a tool holding system which comprises a catching device (10) which connects work tool (12) to a drive shaft (14) in an active manner. Said system also comprises a work tool (12). According to the in...
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WO/2003/002299A2 |
A material (26) with a mesh of fibers and a binder material holding the fibers in the mesh can be used on a carrier head (20) or a polishing pad (100). A polishing apparatus can include a pad cleaner (40) with nozzles (44) to direct jets...
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WO/2003/002304A1 |
The invention relates to an attachment comprising an abrasive disk (10, 12) and a support plate (14, 16) as well as a hub (18, 20) that is provided with at least one recess (22, 24, 26) via which the hub (18, 20) can be clamped onto a dr...
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WO/2002/102552A1 |
A buffing machine (1) capable of adjusting a polishing force in a wide area ranging from a weak polishing force to a strong one and stabilizing the polishing force by efficiently using buffing material, wherein a stress transmitting memb...
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WO/2002/102550A1 |
Abrasive body (1) capable of being used in surface processing devices that has an active face (2a) provided with appropriate means of abrasion (3) intended to perform finishing operations on the surface of an object when the said body is...
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WO/2002/100598A2 |
The invention relates to a grinding wheel for grinding curved surface sections (O), which is essentially comprised of a supporting body (2, 12) and of a grinding means (3, 13, 23) that is placed on the supporting body. The supporting bod...
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WO2001023141A9 |
A polishing pad for use with a polishing fluid has, a polishing layer (10), a window (30) in an opening (16) through the polishing layer, and a fluid impermeable layer (40) spanning across the polishing layer and the window and the openi...
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WO2002006010A9 |
A polishing device capable of smoothly polishing a painted surface by an easy operation, comprising a base member drivingly rotated by a drive device and having an installation surface orthogonal to the rotating shaft of the drive device...
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WO/2002/074494A1 |
A sanding disc (10) particularly useful for smoothing drywall. The sanding disc includes a circular abrasive disc (18) having an abrasive surface (19), and a circular foam disc (12) smaller in diameter than the abrasive disc which is co-...
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WO/2002/074493A1 |
The invention relates to a grinding tool (10) for profiled strips made of wood comprising a base body (15), which can be rotationally driven and on which a base profiled body (13) made of an elastic material is placed in a rotationally f...
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WO/2002/072313A1 |
Herein described is an operating back-up plate with a basically circular shape for portable tool, which comprises an upper piece (11) and a lower piece (12). The upper piece (11) can be coupled to the lower piece (12) by means of removab...
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WO/2002/064317A1 |
The invention concerns a self-adhering support (A) for an applied abrasive product, comprising a support for abrasive (1) secured to a self-adhesive sheet (1a). The invention is characterised in that said self-adhering support (A) has a ...
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WO/2002/060644A1 |
A reusable mounting device which includes a support member having a support pad (32) secured to a hollow cylindrical body (42) by way of a compression ring (46). The hollow body defines a recess which receives a nut (18) that is adapted ...
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WO/2002/055265A1 |
An abrasive article backup plate assembly (22) and grinder system having an abrasive article backup plate assembly (22) is disclosed. The abrasive article backup plate assembly (22) includes an abrasive article (40) having an abrasive su...
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WO/2002/049805A1 |
An invention is disclosed for impoved performance in a CMP process using a pressurized membrane (312) and piezoelectric elements (702) as replacements for a platen (308) air bearing. In one embodiment, a platen form impoving performance ...
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WO/2002/049808A2 |
An expandable wheel (10) for supporting an endless abrasive belt. The present invention relates more particularly to an expandable wheel (10) for supporting an endless abrasive belt, which includes an hub (12) having an axis and a plural...
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WO/2002/049803A1 |
Apparatus and method for edging an ophthalmic lens (12) comprises a spindle (14) on which a lens is removably positioned and set rotating to engage with a web of abrasive material (16) which is secured at only one end thereof. The free e...
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WO/2002/039485A2 |
Generally, a method and apparatus for retaining polishing material is provided. In one embodiment, the apparatus includes a platen (230) having a top surface (260), a plurality of channels and one or more vacuum ports. The top surface is...
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WO/2002/034471A1 |
In a chemical-mechanical planarization apparatus (100), a pad spindle includes a pad chuck (500) operative for selective attachment and detachment of a polishing pad (540). The pad chuck (500) includes s a plurality of pivoting links (52...
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WO/2002/026446A1 |
A polishing device capable of polishing a repaired surface in a specified shape, comprising a polishing panel body holding a polishing material on a surface opposed to the repaired surface and polishing the repaired surface in the specif...
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WO/2002/009910A1 |
The invention is directed to an improved abrasive pad (15). In the preferred embodiment, the abrasive pad is comprised of an inner core (16) having an outer surface (19), a strip of abrasive material (18), the strip of abrasive material ...
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WO/2001/098032A1 |
A spiral wound abrasive belt (215) is formed from an abrasive media (210) including a plurality of webs. The webs of the abrasive media may include coated abrasives joined by splicing media or other suitable joining material. Alternative...
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WO/2001/096067A1 |
A rotary finishing tool (11), such as a buffing pad, utilizes a connector assembly for demountable attachment to a powered rotary backing plate (16). The finishing tool (11) is attached to the front face of a backing disc and the rear fa...
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WO/2001/087543A2 |
A colored loop material suitable for use with a hook-and-loop fastening system, wherein the loop material includes a first fibrous nonwoven web having a first surface and a second surface and includes side by side bicomponent spunbond fi...
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WO2000058055A9 |
A method and apparatus for facilitating the removal and replacement of polishing pads utilized in the process of polishing and planarizing workpieces such as semiconductors where the polishing machine employed includes a rotatable platen...
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WO/2001/082353A1 |
A wafer outer peripheral chamfered part polishing device capable of polishing the outer peripheral chamfered part of a wafer by allowing a rotatably held wafer outer peripheral chamfered part to abut on a rotating cylindrical polishing d...
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WO/2001/076823A1 |
The invention relates to a receptacle for grinder tools, especially for a hand-held right angle grinder (10). The inventive receptacle comprises a carrier device (12, 14, 16, 182, 184, 300) by means of which an application tool (18, 32, ...
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