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Patent Searching and Data


Matches 551 - 600 out of 9,089

Document Document Title
WO/2004/094105A1
A vacuum suction holding apparatus has a vacuum tube passage (50) provided inside a grinding head (40). One end side of the passage (50) is open at an installation surface (42a) and the other side is connected to a vacuum source (60). A ...  
WO/2004/091859A1
The aim of the invention is to provide a simply structured grinding head which is characterized in that the speed of the individual grinding wheels (36) substantially exceeds that of the discoid base (3) carrying them and which can be co...  
WO/2004/091855A2
A system for replacement of abrasive (152) in machinery which uses the abrasive to finish the surfaces of workpieces that pass through the machinery on a belt, such as so-called widebelt sanders. One preferred embodiment of the system em...  
WO/2004/091860A2
A honing guide and bevel setting jig (30,40) for removable attachment to the honing guide (20) to properly position the angle and projection of a tool (22) to be sharpened in the jig to enable the tool to be honed at the proper angle and...  
WO/2004/089588A1
The invention relates to a drive unit for a granulator, in particular an underwater granulator, comprising a rotor (13) that is or can be connected to a cutting blade (20, 22) of the granulator. Said unit is equipped with an electric mot...  
WO/2004/087373A1
The invention relates to a method for carrying out the precise trimming of a lens (1), whereby the lens is held between two clamping plates (2, 3) in a given position and the grinding of the periphery of the lens (1) is controlled along ...  
WO/2004/085114A1
A work tool comprising: a principle drive shaft (1) with a sun gear (2) attached thereto; at least two planetary gears (3) distributed about the circumference of the sun gear (2) at substantially equal angular separations; and a carriage...  
WO/2004/078414A1
The device comprises a carriage (10), a two-piece shaft (12A, 12B), one piece (12B) of which can be displaced axially for clamping a glass blank (14), and clamping means with a drive (66) and control means for said drive for varying the ...  
WO/2004/076124A1
The invention relates to a grinding method and to a cylindrical grinding machine, in which a sintered hard metal round rod (6) is completely pushed through a chuck (4) of a workpiece spindle head, said chuck having chuck jaws (5). Two ba...  
WO/2004/075275A1
Disclosed is a carrier head of a chemical mechanical polishing apparatus for planarizing a semiconductor wafer. An adjustment chamber is provided in a space section formed between a membrane lower holder and a membrane upper holder of a ...  
WO/2004/069472A1
Disclosed is a device for CNC grinding camshafts, crankshafts and the like on a mass scale. The device comprises a control unit (2), an integrated charging device (3) and a first and second basic modular grinding unit (4,5) which are com...  
WO/2004/069473A1
A metal ring polishing method and device capable of polishing the lateral end edge of a metal ring without performing barrel polishing or polishing by a grindstone. Subsequent to loading process for loading a metal ring (W) by a loading ...  
WO/2004/070778A2
An apparatus and method for polishing objects, such as semiconductor wafers, utilizes one or more pivotable load-¬≠and-unload cups (182) to transfer the objects to and/or from one or more object carriers (160) to polish the objects. Each...  
WO2004037489A3
The invention relates to a method and a device for producing optical glasses (50). Said glasses (50) are polished and signed, following a shaping process. The polishing and signing steps are carried out in a common manufacturing cell (40...  
WO/2004/065036A1
A jig (11) intended in use to hold a series of blanks of rod-like or wire-like form during machining, the jig having a body (15) adapted to be mounted to a drive shaft for rotation of the body about an axis of rotation , the body having ...  
WO/2004/060610A2
A substrate holding mechanism, a substrate polishing apparatus and a substrate polishing method have functions capable of minimizing the amount of heat generated during polishing of a substrate to be polished and of effectively cooling t...  
WO/2004/052592A1
The invention relates to a device and a method for centrally tightening rotatingly drivable parts (12). Said device comprises a tightening and adjusting device (14) which comprises at least three units (20, 22, 24, 26) for tightening and...  
WO/2004/050303A1
Disclosed herein is a block (10) including a block base (11) configured to support a lens (24) for surfacing or finishing, a cover retained to the base, and a formable material disposed between the base and the cover. Further disclosed h...  
WO/2004/050302A1
Disclosed herein is a holding device, which includesa volumetrically controllable material (10) and a volume controller in operable communication with that material. The volume controller is configured to subject the material to a condit...  
WO2004012935B1
Various grinding machine components are made of superhard materials, including certain machine grade ceramics, including such materials as carbides, nitrides, borides, oxides, oxynitrides, or any other ceramic component. The component ma...  
WO/2004/043646A1
The invention relates to a spindle unit (1) comprising a frame (2), a shaft (4), one end of which is provided with means (14) for fastening a workpiece (16). Said shaft (4) is rotatably mounted within said frame (2), is radially supporte...  
WO/2004/041478A1
The invention relates to a bearing arrangement for vibrationally mounting a grinding disk in a grinder, more particularly in a pad sander, comprising several elastic, vibrating bodies (48) which can be connected to the grinding disk and ...  
WO/2004/039537A1
The invention relates to a device for abrading a wooden barrel (13). The device is characterised in that it consists of a robot comprising: means (11, 17, 23) of loading a barrel (13), means (29a, 29b, 33a, 33b) of gripping and rotating ...  
WO/2004/037489A2
The invention relates to a method and a device for producing optical glasses (50). Said glasses (50) are polished and signed, following a shaping process. The polishing and signing steps are carried out in a common manufacturing cell (40...  
WO/2004/037487A1
The present invention relates to a tool grinding machine. That is, the present invention is characterized in that a hinge is formed at the center of a body of a chuck holder and a slope scale plate is attached to a top of the hinge such ...  
WO/2004/033149A1
A glass pane machining device (1) capable of disposing suction cups at positions most suitable for suckingly fixing a glass pane according to the shape of the glass pane, comprising a grinding means (7) for grinding the peripheral edges ...  
WO2003103893A9
A solution is presented for high speed rotating devices, in particular cutting tools, whereby the said rotating device (1) is made monolithic with its shaft and the bearing system, needed to support it during rotation, uses the surfaces ...  
WO/2004/024380A1
The invention relates to a clamping device arranged on a machine tool and used for a hollow shaft (2) provided with slanted clamping inclinations extending inside a receiving element for said hollow shaft (2), comprising clamping claws (...  
WO2004012935A3
Various grinding machine components are made of superhard materials, including certain machine grade ceramics, including such materials as carbides, nitrides, borides, oxides, oxynitrides, or any other ceramic component. The component ma...  
WO/2004/020124A1
Disclosed is a method for the production of a spindle nut (3) of a spherical thread drive mechanism. The inner circumference of said spindle nut (3) comprises at least one screw-shaped track (4) which is formed thereupon as a single piec...  
WO/2004/020147A1
The invention relates to a grinding device (10) for grinding bodies, particularly ferrules of optical plug connectors, comprising a device (31) for holding the bodies to be ground. This device can be pressed along an axis (34) with a pre...  
WO/2004/012935A2
Various grinding machine components are made of superhard materials, including certain machine grade ceramics, including such materials as carbides, nitrides, borides, oxides, oxynitrides, or any other ceramic component. The component ma...  
WO/2004/012903A1
Disclosed are a method and a device for grinding a machine part (17) that comprises two shaft elements (18, 19) and a central element (20) having a significantly increased diameter (D). The central element (20) is provided with an effect...  
WO2003103897A3
The invention relates to an insert tool comprising an attaching unit (10) for a machine tool (12), particularly for a hand-guided angle grinder, and comprising a drive device (14). When the insert tool is in an operating position, the at...  
WO/2004/011197A1
A workpiece micro-positioning apparatus (10) for correcting small pitch (x) and yaw (y) location errors in a workpiece supported on a fixture (18) for a manufacturing operation such as precision machining or assembly comprises a biaxial ...  
WO2003103893A3
A solution is presented for high speed rotating devices, in particular cutting tools, whereby the said rotating device (1) is made monolithic with its shaft and the bearing system, needed to support it during rotation, uses the surfaces ...  
WO/2004/007145A1
The invention relates to a device for grinding rollers (6), also for grinding hollow rollers. As the rollers tend to vibrate transversally as a result of the contact with the grinding disc (13), a cushioned body (15) is applied to the op...  
WO2003066282A3
Systems and methods for detecting a presence of blobs on a specimen (12), are provided. A method may include scanning measurement spots across the specimen, (12), during polishing of a specimen. The method may also include determining if...  
WO/2003/106106A1
A polishing jig (1) for a rolling mill backup roll bearing, comprising a shaft body (2) allowing the inner rings (104) of rolling mill backup roll bearings (100) to be fitted thereto, pressure oil chambers (12) extending the outer periph...  
WO/2003/103893A2
A solution is presented for high speed rotating devices, in particular cutting tools, whereby the said rotating device (1) is made monolithic with its shaft and the bearing system, needed to support it during rotation, uses the surfaces ...  
WO/2003/103896A1
The invention relates to a honing machine for superfinishing workpieces e.g. by honing using a tool spindle (7) which can be rotatably driven and can receive a tool, and a motor which rotates the tool spindle, said tool spindle (12) bein...  
WO2003080291A3
The polisher (10) includes a polishing unit (12), a processor (14), a porting device (16) for a portable memory device (18), and multiple input devices (15). The polishing unit (12) is comprised of a pneumatic arm assembly and a platen a...  
WO/2003/103897A2
The invention relates to an insert tool comprising an attaching unit (10) for a machine tool (12), particularly for a hand-guided angle grinder, and comprising a drive device (14). When the insert tool is in an operating position, the at...  
WO/2003/101695A2
A machining spindle comprising an inner shaft (110a) arranged for carrying a first tool (5a) for machining a workpiece and an outer shaft (110b) arranged for carrying a second tool (5b) for machining the workpiece, wherein the shafts are...  
WO/2003/100374A1
A system and a method for balancing an elongate structure (1) rotating about an axis, such as a spindle (3) carrying, at an end, a grinding wheel (5), includes an automatic balancing device (9) near the grinding wheel.The system includes...  
WO/2003/097297A2
A spindle for tool heads used in calibrating, smoothing or polishing natural stone slabs and/or ceramic tiles, comprising: a tubular housing (3) in which the spindle body (12) is movable, the spindle body (12) including a shaft (31) carr...  
WO2003080289A3
The polishing machine processes a workpiece put on table of body by four-directional control and is provided with a pair of columns. It comprises: first carrying unit having both ends fixed to pair of columns and having carrying part mou...  
WO/2003/092956A1
A sanding machine (1; 300) comprising a support structure (2; 302) for the piece (3) to be processed and a sanding unit (4) for the piece (3) itself. The sanding unit (4) comprises a frame (40) that supports a winding element (8) coopera...  
WO2003022518A3
A chemical mechanical polishing tool, apparatus and method. The polishing tool includes a central polishing assembly (322) comprised of a central pad mount (326) on a central shaft. That central pad mount beneficially retains a center po...  
WO/2003/090973A1
A workpiece surface machining head (5) comprises at least one machining tool (6), which comes into contact with the surface (2) to be machined and whose longitudinal axis (7) is oriented so that it essentially perpendicular to the surfac...  

Matches 551 - 600 out of 9,089