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WO/2012/055670 |
The invention relates to a replaceable tool (10) for an electric machine tool (100), which effects a high-frequency working motion of the tool (10), comprising a tool body (12) having a first end (14), which is designed for coupling to t...
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WO/2012/049216 |
The invention relates to a machine tool (10) for machining a workpiece (1) using a tool (2), comprising a machine frame (5), a workpiece holder (4) connected to the machine frame, a workpiece table (3) connected to the machine frame, and...
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WO/2012/045412 |
An apparatus and a method for working an optical lens (2) and an associated transporting container (13) for a number of optical lenses (2) are proposed, wherein the presence of required or specified operating resources is picked up, pref...
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WO/2012/045411 |
An apparatus (1) and a method for working an optical lens (2) are proposed, wherein desired optical data (OD) of the lens (2) are used to determine lens production data (FD) and/or geometrical data (GD) of the lens (2) when a correspondi...
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WO/2012/043253 |
The manufacturing method of a glass substrate for an information recording medium of the present invention includes, among manufacturing steps for the glass substrate (1), a step of polishing using colloidal silica using a polishing devi...
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WO/2012/043214 |
A manufacturing method for a glass substrate for use as an information recording medium is provided with: a step in which a glass substrate (1) is subjected to a polishing treatment using an abrasive; and a step in which the main surface...
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WO/2012/042769 |
A method for producing glass substrates for hard disks, wherein the amount of colloidal silica contained in a polishing liquid that is deposited on a glass substrate is reduced. The method for producing glass substrates for hard disks in...
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WO/2012/041571 |
A method for improving the strength characteristics of orthopedic prostheses, such as femur necks, femoral stems, cotyloid elements, systems of the spinal column and the like, comprising the step of: starting from a prosthesis made of me...
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WO/2012/039986 |
A method is provided for removing iron oxide scale from sheet metal and producing a sheet metal surface with rust inhibitive properties. The sheet metal is advanced through the descaling cell and a slurry mixture is propelled against at ...
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WO/2012/036968 |
A method and apparatus for using continuous-loop wires to drive circular flat- surfaced disk-type workholders which are positioned between two opposed upper and lower abrasive-surfaced rotatable platens. Flat-surfaced workpieces are moun...
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WO/2012/034497 |
A numerical control machine tool for grinding two sides of a plane by shifting self-rotation and ultrasonic vibration, wherein an upright post (3) is provided on the tool body (1) of the machine tool, a Y axis movement assembly (12) is p...
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WO/2012/029857 |
Provided is a method for producing a glass substrate for magnetic disks, which enables grinding by hard abrasion without a reduction in grinding rate, and with which it is possible to produce high-quality glass substrates at low cost. Th...
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WO/2012/031251 |
An abrasive tool having a bonded abrasive body including abrasive grains contained within a bond material comprising a metal. During a grinding operation, the bonded abrasive body has a power variance [(Po - Pn)/Po] x 100% of not greater...
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WO/2012/028564 |
A machine tool (1), designed in particular as a hand-held belt grinder (2), is subjected to high frequencies outside the working plane (100) between the abrasive belt (4) and the workpiece (13), in particular in a free-running region of ...
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WO/2012/024267 |
A method of grinding a superabrasive workpiece includes placing a bonded abrasive article in contact with a superabrasive workpiece, wherein the bonded abrasive article comprises a body including abrasive grains contained within a bond m...
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WO/2012/024267 |
A method of grinding a superabrasive workpiece includes placing a bonded abrasive article in contact with a superabrasive workpiece, wherein the bonded abrasive article comprises a body including abrasive grains contained within a bond m...
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WO/2012/021210 |
A polishing composition and method for polishing polymer- based surfaces that can be rinsed from the polished polymer-based surface using water so as to leave substantially less polishing residue behind as compared to conventional polish...
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WO/2012/018215 |
According to the present invention, it is possible to minimize the difference of the polished amount of the center and the edge of a large substrate in a method for polishing a large substrate.
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WO/2012/018215 |
According to the present invention, it is possible to minimize the difference of the polished amount of the center and the edge of a large substrate in a method for polishing a large substrate.
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WO/2012/007654 |
The invention relates to a method for trimming an ophthalmic eyeglass lens (10; 20) according to a desired outline (E, F), the lens (10; 20) comprising a substrate (11; 21) and a coating film (12; 22). The method comprises a step of cutt...
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WO/2012/006504 |
An edge finishing apparatus includes a surface, a fluid delivery device configured to deliver at least one magneto rheo logical polishing fluid (MPF) ribbon to the at least one well, at least one magnet placed adjacent to the surface to ...
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WO/2012/006504 |
An edge finishing apparatus includes a surface, a fluid delivery device configured to deliver at least one magneto rheo logical polishing fluid (MPF) ribbon to the at least one well, at least one magnet placed adjacent to the surface to ...
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WO/2012/001616 |
A packet based switched multimedia network which consolidates networking of high throughput, time sensitive data, and control streams, with Ethernet data networking over home span. The multimedia network may support in parallel, over the...
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WO/2011/162893 |
Various methods and systems are provided for finishing a target surface. In one embodiment, a arrangement includes a target surface; at least two electromagnets; a magnetic abrasive fluid mixture disposed on the target surface; and at le...
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WO/2011/163450 |
A method of preparing an edge-strengthened article comprises polishing of an edge of an article having a first edge strength using magnetorheological finishing, wherein after the polishing the article has a second edge strength and the s...
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WO/2011/162893 |
Various methods and systems are provided for finishing a target surface. In one embodiment, a arrangement includes a target surface; at least two electromagnets; a magnetic abrasive fluid mixture disposed on the target surface; and at le...
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WO/2011/152045 |
Disclosed is a semiconductor wafer surface protection sheet which has excellent adherence to the irregularities on the circuit formation surface of a semiconductor wafer, and has excellent detachability after being ground. Specifically, ...
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WO/2011/121913 |
When repeatedly using colloidal silica as a polishing material when subjecting a glass material to precision polishing, a limitation on the frequency in which the colloidal silica can be repeatedly used is removed by preventing the collo...
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WO/2011/121903 |
When repeatedly using colloidal silica as a polishing material when subjecting a glass material containing cerium oxide in the composition thereof to precision polishing, a limitation on the frequency in which the colloidal silica can be...
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WO/2011/118532 |
Disclosed is a processing method which can achieve a high processing rate, and is capable of making a surface smooth. In order to achieve this an SiC substrate (8) is arranged in a potassium hydroxide solution (2) containing hydrogen per...
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WO/2011/112927 |
A method and apparatus for releasably attaching flexible abrasive disks to a flat- surfaced platen that floats in three-point abrading contact with three rigid flat-surfaced rotatable fixed-position workpiece spindles that are mounted on...
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WO/2011/085913 |
The invention relates to a cylindrical grinding machine, wherein a round rod (3) to be ground by peel-grinding is clamped in the chuck (2) of a workpiece spindle head (1) so that a rotation occurs around the common center axis (4). Accor...
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WO/2011/081541 |
The subject of the invention is a method for modification of top layers of working surfaces of machine parts, which is used for the treatment of top layers of working surfaces of machine parts, and especially for placement of coatings of...
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WO/2011/081540 |
The subject of the invention is a unit for surface treatment of top layers, especially of metal, which is used for the treatment of top layers of working surfaces of machine parts, and especially for placement of coatings of micro- and n...
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WO/2011/072298 |
An abrasive article for use with a grinding wheel including an abrasive body having abrasive grains contained within a matrix of bond material, the abrasive body having a plurality of arm portions defining a twisted path having a plurali...
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WO/2011/072298 |
An abrasive article for use with a grinding wheel including an abrasive body having abrasive grains contained within a matrix of bond material, the abrasive body having a plurality of arm portions defining a twisted path having a plurali...
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WO/2011/065415 |
(1) There is prepared a polishing apparatus comprising a disk-shaped grinding stone holding plate (13) which holds an annular grinding stone (11) on the lower surface and has a disk-shaped ultrasonic wave oscillator (12) installed in the...
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WO/2011/065462 |
A grinding tool comprises: a support plate (11), an annular grindstone mounting plate (14) which is supported under the support plate by means of an annular connection section (12) so as to be parallel to the support plate with a gap for...
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WO/2011/058969 |
Provided is a method for manufacturing a glass substrate for use in a magnetic recording medium, which enables a glass substrate that is for use in a magnetic recording medium and that has high smoothness and low surface swell to be manu...
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WO/2011/054679 |
The invention relates to a method for grinding the main and pin bearings (3, 5) of a crankshaft (1) wherein the pin bearings (5) are first pre-ground and finish-ground in a first grinding station (22) and the main bearings (3) are then p...
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WO/2011/045285 |
The invention relates to a device for surface treating, in particular for polishing, grinding, or the like, workpieces (5), comprising at least one working container (1) for receiving one or more workpieces (5) to be machined and for aux...
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WO/2011/036439 |
A method of manufacturing a multi-tooth fir-tree or bulbous form milling cutter, by the grinding of a blank with a grinding wheel, wherein, a flat clearance angle Θ of between 0° and 20° is generated on each tooth (13) by the path (14...
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WO/2011/020775 |
The invention relates to a tool for machining hard materials such as metal-matrix or organic-matrix composite materials, comprising a cylindrical sonotrode (22) connected, along the axis (A) of said cylinder, to an assembly vibrating at ...
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WO/2011/018925 |
Flushing of sludge is realized without the necessity of a large quantity of working liquid. A machining device for machining a workpiece (WK) is provided with a rod-shaped machining means (20) extending in one direction, a vibrating body...
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WO/2011/012490 |
The invention relates to an ultrasonic machining machine having a generator coupled to means for putting it into operation, a transduction assembly equipped with a sonotrode (1), means for managing the descent of the sonotrode towards a ...
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WO/2011/012517 |
The invention relates to a sonotrode made of a material capable of transmitting vibrations and comprising at least a first, longitudinal portion (Pl) having a central axis (C), characterized in that it further includes an intermediate po...
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WO/2011/006753 |
In a method for machining a piston (10) for an internal combustion engine, a ring groove (12) is first at least partially hard anodized (14), and the hard anodized coating (14) is subsequently partially polished by a rotating grinding to...
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WO/2010/145852 |
An apparatus (1) for polishing cavities in mechanical components (4), characterized in that said apparatus (1) comprises a supporting framework (2) supporting a working plane (3) thereon are housed the mechanical workpieces (4) to be sub...
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WO/2010/124132 |
The present invention is directed toward the design of a holding apparatus which allows contact lens lathes to hold contact lens buttons during the contact lens manufacturing process. The holding apparatus functions to hold lenses manufa...
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WO/2010/119765 |
Though in conventional wafer chamfering, the chamfered shape (cross-sectional shape) of the wafer circumference is uniform, in a chamfering step in wafer manufacture, the uniform chamfered shape varies by the position on the circumferenc...
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