Class 451/64 - MACHINE

Subclass of Class 451 - Abrading
Definition: A complete abrading assemblage comprised of moving components
No. of patents: 38
Last issue date: 06/09/2009

Number	Title	Issue Date
7544115	Chemical mechanical polishing assembly with altered polishing pad topographical components A chemical-mechanical polishing apparatus is provided that creates a uniform kinematical pattern on the surface of a wafer being polished. The apparatus may have a polishing pad comprising a polishing pad surface having a center point that lies within an axis of mot...	06/09/2009
7312154	Method of polishing a semiconductor-on-insulator structure A method of polishing a semiconductor layer formed on a transparent substrate is described, the method including measuring the thickness of the semiconductor from the substrate side of the semiconductor layer simultaneously with the polishing, and using the thicknes...	12/25/2007
7252156	Vibration isolation handle It is an object of the invention to provide an effective technique for reducing the manufacturing costs of a handle mounted to a power tool. According to the invention, a representative handle may comprise a handle body, a grip, an elastic element and an elastic out...	08/07/2007
7210990	Treatment apparatus for treating workpieces or groups of workpieces In order to provide a treatment apparatus for treating workpieces or groups of workpieces that are conveyed from an inlet to an outlet of the treatment apparatus, wherein the treatment apparatus comprises a plurality of treatment levels and with said treatment appar...	05/01/2007
7179155	Device for grinding liquid crystal display panel Disclosed is a device for grinding a liquid crystal display panel improving the efficiency of using equipment by independently operating first and second grinding units for grinding the unit liquid crystal display panel. The present invention includes a first grindi...	02/20/2007
7131893	Method for grinding liquid crystal display panel Disclosed is a grinding table apparatus for a liquid crystal display panel and a grinder using the adapt to various sizes of unit liquid crystal display panels for grinding edges of the corresponding liquid crystal display panel by adjusting a variable moving distan...	11/07/2006
7101268	Grinding table for liquid crystal display panel and grinder apparatus using the same Disclosed is a grinding table apparatus for a liquid crystal display panel and a grinder using the adapt to various sizes of unit liquid crystal display panels for grinding edges of the corresponding liquid crystal display panel by adjusting a variable moving distan...	09/05/2006
7048619	Rubbing machine with realigning functions of rubbing cloth for use in LCD manufacturing process and rubbing method using the same The present invention relates to a rubbing machine with realigning functions for use in an LCD manufacturing process and also to a rubbing method which is conducted using the same. The rubbing machine is used to determine the direction of alignment by rubbing an ali...	05/23/2006
7018272	Pressure feed grinding of AMLCD substrate edges The present invention is directed to an apparatus for grinding or polishing at least one edge of a glass substrate. The apparatus includes an air bearing support member configured to pivot about an axis of rotation with zero frictional resistance opposing said pivot...	03/28/2006
7011134	Casting method for producing surface acoustic wave devices A method for forming diamond tools using CVD techniques. In one aspect, a mold is provided which has an interface surface configured to inversely match a configuration intended for the working surface of a diamond layer in a tool. An adynamic diamond mass or layer i...	03/14/2006
7011571	Blocking apparatus for lens manufacturing including automatic wax delivery system According to one aspect, the invention provides a blocking apparatus and a blocking method for precisely aligning a button holder against a block during blocking process of lens manufacturing. According to another aspect, the invention provides a blocking apparatus ...	03/14/2006
6951508	Optical fiber polishing device A device for polishing having a polishing wheel for mounting an arbor to which a film can be secured. The wheel is either manually or motor driven. A ferrule holder is on a carrier also driven by the drive shaft at a predetermined indexed rate. The polishing procedu...	10/04/2005
6881132	Grinding water tank unit for use in processing eyeglass lens, device for separating processing debris, and eyeglass lens processing apparatus having the tank unit or device A grinding water tank unit which enables reuse of grinding water that has been used for processing an eyeglass lens, includes: a tank in which the grinding water is stored; a filter, disposed in the tank, for filtering the grinding water to be separate from processi...	04/19/2005
6855033	Fixture for clamping a gas turbine component blank and its use in shaping the gas turbine component blank A gas turbine component blank is shaped by clamping the gas turbine component blank into a fixture that accurately positions the gas turbine component blank in three dimensions. The positioning is accomplished against stops accurately machined into a base of the fix...	02/15/2005
6832947	CMP pad with composite transparent window The invention is directed to chemical-mechanical polishing pads comprising a transparent window comprising a polymer resin having a first index of refraction and an inorganic material having a second index of refraction. The transparent window has a light transmitta...	12/21/2004
6814835	Apparatus and method for supplying chemicals in chemical mechanical polishing systems An apparatus for supplying chemicals in a chemical mechanical polishing (CMP) process includes a plurality of chemical solution supply sources for supplying different chemical solutions in a pump-less manner by using a pressure applied at the chemical solution suppl...	11/09/2004
6755724	Device for grinding liquid crystal display panel Disclosed is a device for grinding a liquid crystal display panel improving the efficiency of using equipment by independently operating first and second grinding units for grinding the unit liquid crystal display panel. The present invention includes a first grindi...	06/29/2004
6663473	Wide-wheel grinding machine The invention relates to a wide-wheel grinding machine having at least one grinding head attached to a machine frame by a cross arm and having a drive motor for the grinding head which is mounted at one end of the cross arm. The machine is made of non-met...	12/16/2003
6652369	Fixture for clamping a gas turbine component and its use in shaping the gas turbine component A gas turbine component such as a turbine blade is clamped into a fixture having a base upon which a remainder of the fixture is supported, a stop which limits the movement of the gas turbine component, and two clamp arms affixed to the base and controlla...	11/25/2003
6592436	Grinding and polishing tool for diamond, method for polishing diamond, and polished diamond, single crystal diamond and single diamond compact obtained thereby A tool for grinding and polishing diamond and a method for polishing diamond in which a single crystal diamond, a diamond thin film, a sintered diamond compact and the like can be polished at low temperatures without causing cracks, fractures or degradati...	07/15/2003
6506102	System for magnetorheological finishing of substrates An improved system for magnetorheological finishing of a substrate comprising a vertically oriented bowl-shaped carrier wheel having a horizontal axis. The carrier wheel is preferably an equatorial section of a sphere, such that the carrier surface is sph...	01/14/2003
6428399	Polishing apparatus for polishing a hard material-coated wafer This polishing apparatus permits for polishing of hard-material coated complex films that traditionally have been difficult to polish due to the hardness of the films, the fragility of the substrate, and the inherent distortion of the film. The polishing ...	08/06/2002
6354921	System for cross stream regassifier for improved chemical mechanical polishing in the manufacture of semiconductors An apparatus to induce very small bubbles of gas into a stream of deionized water without allowing large bubbles to be entrained is disclosed for use in Chemical Mechanical Polishing for semiconductor manufacture. The apparatus includes a cylinder possess...	03/12/2002
6113753	Systems and methods for making a magnetic recording medium on a flexible metal substrate A method is provided for processing a metal foil sheet to produce magnetic recording media. The method comprises providing an elongate metal foil sheet having a first side and a second side. The sheet is advanced through a plurality of processing stations...	09/05/2000
5948204	Wafer carrier ring method and apparatus for chemical-mechanical planarization The present invention discloses an improvement on a wafer carrier ring for use in a chemical-mechanical polishing apparatus for uniformly polishing semiconductor wafers. The apparatus comprises of a ring assembly, a stainless steel backing plate and a rub...	09/07/1999
5772496	Device and method for finishing surfaces A moveable device for finishing surfaces, in particular curved vertical surfaces. The device includes a moveable support structure for supporting a finishing apparatus, rollers and a motor for moving the device, and a finishing apparatus....	06/30/1998
5582540	Hydrostatic and hydrodynamic polishing tool A polishing tool includes a tool body and a polishing member which is mounted rotatably on the tool body and which has a central hole unit formed through the polishing member. The working surface of the polishing member has a plurality radially extending ...	12/10/1996
5494368	Fastener A fastener (50) is disclosed suitable for securing a grinding wheel (92) to the spindle of an angle grinder, the fastener (50) being capable of tightening and loosening by hand. The fastener (50) comprises a first disc-shaped component (52) having a first...	02/27/1996
5452031	Contact lens and a method for manufacturing contact lens A contact lens having a smooth surface is made through use of a computer implementing a spline approximation of corneal topology. Piecewise polynomials approximating the corneal topology have equal first and second derivatives where they join. A curve rep...	09/19/1995
5341602	Apparatus for improved slurry polishing A slurry polishing apparatus (100) comprises an assembly of an upper slurry input/output section (108), a polishing section (110), and a lower slurry input/output section (112). Each of the apparatus sections are individually detachable from the assembly ...	08/30/1994
5209020	Method of and apparatus for profiling grinding wheels A method and apparatus for profiling a grinding wheel (12) used to grind a workpiece (6) includes selectively feeding the grinding wheel radially against a dressing roller (19) to dress the wheel. Between successive dressing operations, the dressing rolle...	05/11/1993
5076027	Process for abrasive flow machining using multiple cylinders An apparatus for abrading a workpiece surface by extruding a flowable plastic abrading medium through a passageway which includes said workpiece surface. The apparatus utilizes at least three chambers for feeding and receiving said medium whereby at least...	12/31/1991
5054247	Method of controlling flow resistance in fluid orifice manufacture Fluid flow through orifices, particularly where flow rates are to be controlled or metered, is improved by employing abrasive flow machining to achieve a target flow resistance in the orifice....	10/08/1991
4996796	Process and apparatus of abrading by extrusion An apparatus for abrading a workpiece surface by extruding a flowable plastic abrading medium through a passageway which includes said workpiece surface. The apparatus utilizes at least three chambers for feeding and receiving said medium whereby at least...	03/05/1991
4608643	Automatic tool grinding machine with computerized control The disclosed machine comprises holding means for holding a drill or other similar tool to be ground, first and second drive means for producing translatory movement of the holding means along rectangularly related directions, third drive means for produc...	08/26/1986
4512859	Abrasive polishing method A novel method of polishing a workpiece surface comprises passing over the surface in elastically compressive abrasive contact therewith a mass of discrete, elastically deformable pieces each individually consisting of a matrix of elastomeric material con...	04/23/1985
4471576	Abrasive tool for small diameter hole machining An expandable abrasive tool is provided with an axially-extending slot receiving a single abrasive element and multiple axially aligned and axially spaced apart pockets located circumferentially from the slot with each pocket fixedly receiving an individu...	09/18/1984
4422265	Multistation grinding machine A multi-station grinding machine has a worktable mounted on a machine bed to rotate about a principal axis. The worktable has a plurality of workpiece holding devices at equal angular intervals around the axis and uniformly spaced therefrom, each holding ...	12/27/1983

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Class 451/64 - MACHINE