Class 451/380 - Angularly adjustable

Subclass of Class 451 - Abrading
Definition: Clamping edge tool holder having means to adjustably orient
No. of patents: 37
Last issue date: 01/08/2013

Number	Title	Issue Date
8348725	Grinding and honing fixture with clamping jaws A blade holding jig arrangement for either grinding or honing a blade including a mounting bracket assembly with an elongate guide bar and a device for rigidly supporting the guide bar. A support arm can be pivotally mounted on the guide bar by means of a tubular su...	01/08/2013
7387562	Blade sharpening device A blade sharpening device is provided for honing a cutting edge of a blade. The device includes a block with a top honing surface, and a jig assembly mounted on the block. The jig assembly holds a blade in a fixed position adjacent the honing surface, and directed t...	06/17/2008
7338351	Apparatus and method for sharpening tool blades A sharpening device for the blade of a tool such as a chisel or plane is in two parts. The first is a jig into which the blade is inserted with its tapered end projecting some distance beyond the jig. This distance is related to the angle to which the blade is to be...	03/04/2008
7316600	Metal working method to reduce thermal damage A method for grinding a feature in a work-piece is set forth which includes the step of rotating a grinding wheel about a first axis. The method also includes the step of traversing the rotating grinding wheel and a work-piece relative to one another along a second ...	01/08/2008
7160177	Method and device for the high-precision machining of the surface of an object, especially for polishing and lapping semiconductor substrates A device for high-precision machining of the surface of an object, such as for polishing and lapping semiconductor substrates, in which the object is held on an accommodation surface for its machining. The accommodation surface can be deformed by means of a actuator...	01/09/2007
7137876	Adjustable head assembly for floor burnisher The head assembly of a floor burnisher is suspended by a main lift assembly and a fine adjustment assembly. The main lift moves the head assembly between a raised position in which the pad assembly is raised and tilted for access, and a lowered position in which the...	11/21/2006
7104876	Cutter-grinder An innovative cutter-grinder comprised of a base, a cutter holder, and a mobile base plate; the base plate being mounted with emery cloth before being placed on a deck of the frame to secure the emery cloth and allow easy replacement of the emery cloth; the cutter h...	09/12/2006
6935937	Tool grinding jig A hand tool grinding jig is described for use in co-operation with a grinding wheel. The jig has a tool clamp for clamping a hand tool and a leg is pivotally connected to the clamp to allow the angle between the leg and the clamp to be adjusted. An end of the leg re...	08/30/2005
6926596	Tool sharpening apparatus An apparatus for sharpening tools includes a sliding tool holder permitting correct positioning of a tool face relative to a planar abrasive surface and the application of uniform pressure to the tool face for accurate grinding of the bevel that defines the cutting ...	08/09/2005
6764383	Methods and apparatuses for processing microfeature workpiece samples Methods and apparatuses for processing microfeature workpiece samples are disclosed herein. An apparatus in accordance with one embodiment of the invention includes a support body, a first contact surface portion, a second contact surface portion, and a sample holde...	07/20/2004
6739586	Apparatus and method for forming workpieces A forming apparatus includes a workbench and a pivot device. The pivot device includes a pivot plate (40) and a fixed plate (60). The pivot plate is fixed below the workbench, and rotatably seated on the fixed plate. The fixed plate defines two cutouts...	05/25/2004
6739326	Semiconductor manufacturing equipment By preventing warping of chips when detaching individual chips from a dicing sheet, improvement in quality without cracks and in productivity is realized. A collet (115) used in a step of detaching chips (110) discretely divided as bonded to a dicing s...	05/25/2004
6669535	Platform table for cleaning parts An apparatus is provided for cleaning parts in a production line. The part is placed on the apparatus at an ergonomically comfortable height and angle with respect to the worker, thus avoiding fatigue, while at the same time providing a faster turn-around...	12/30/2003
6393712	Grinding jig for grinding gouge chisels A jig for grinding gouges in cooperation with a grindstone or the like. The jig includes a support, which can be fixed positionally in relation to the grindstone. The support includes a supportive part that extends generally parallel to the grindstone axl...	05/28/2002
6381862	Hollow grinder bevel angle control mechanism An improved hollow grinder bevel angle control wherein a height-attitude coupling mechanism links the height and attitude motions of an adjustable tool-rest, and a scale on a stationary portion of the grinder cooperates with a pointer on the height-attitu...	05/07/2002
6325696	Piezo-actuated CMP carrier A chemical-mechanical polishing (CMP) control system controls distribution of pressure across the backside of a semiconductor wafer being polished. The system includes a CMP apparatus having a carrier for supporting a semiconductor wafer. The carrier incl...	12/04/2001
6120364	Grinding fixture and assembly A grinding fixture that allows a variety of helical shapes to be ground upon a variety of cutting inserts. The grinding fixture includes a bottom sine base for varying a first angle. A shaft is rotatably attached to the bottom sine base for providing rota...	09/19/2000
5934975	Dental curet and sharpening machine system A dental curet and sharpening machine system has been developed for convenient, accurate, and rapid sharpening of dental curets. Curets comprising a cutting blade, shank, and handle have been designed so that, regardless of the instrument's rake angle, th...	08/10/1999
5882156	Method and apparatus for milling a segment of a spherical surface A method and apparatus for machining the surface of a spherical segment, the surface being either convex or concave, by a circular milling cutter mounted on a milling machine and rotatably driven about an axis of rotation. The segment is carried by a fixt...	03/16/1999
5816895	Surface grinding method and apparatus A semiconductor wafer is placed on a table, and a grinding wheel grinds the surface of the semiconductor wafer. Non-contact sensors are arranged above the semiconductor wafer to detect the thickness of the semiconductor wafer during grinding. Each piece o...	10/06/1998
5645468	Dental curet and sharpening machine system A dental curet and sharpening machine system has been developed for convenient, accurate, and rapid sharpening of dental curets. Curets comprising a cutting blade, shank, and handle have been designed so that, regardless of the instrument's rake angle, th...	07/08/1997
5582542	Apparatus and method for sharpening a cutting tool An apparatus and method for sharpening a cutting tool, including the grinding and honing of the cutting tool is described and illustrated. The apparatus comprises a base plate with a biasing frame mounted on the base plate. A tool holder is clamped to the...	12/10/1996
5531638	Multipurpose hand-held tool designed for use with grinder A device for supporting a workpiece for being ground to size by the use of a grinding means, comprising a base member having a work-supporting means operably associated therewith. The base member supports the work-supporting means by a hinge member, with ...	07/02/1996
5462476	Blade sharpening device The blade sharpening device is an adjustable multi-angle edge sharpening unit comprised of a base connected to a rotatable sharpening stone table and a vertically adjustable blade support table. A hand movable sharpening stone is positioned on the sharpen...	10/31/1995
5184430	Machine for machining edges, particularly of glass plates The machine for machining edges, particularly of glass plates, includes, on a supporting structure, mutually opposite conveyors which extend continuously and are suitable for moving the plates to be machined at machining heads. At least one of the conveyo...	02/09/1993
5184431	Apparatus for the grinding of workpieces, especially tools Appliance for the machining of workpieces, especially tools, such as, for example, for the grinding of drills, with a machining device, for example a double grinding unit, and with a receiver assigned to this and intended for the workpiece. The machining ...	02/09/1993
5094038	Sharpening aid A support device for facilitating the sharpening of a knife blade or the like is provided. The device is a solid block of rigid material having a flat lower surface to rest on a stable surface and an upper surface parallel to the lower surface. The upper ...	03/10/1992
4841678	Tool sharpening apparatus A tool sharpening apparatus is set forth particularly for use in combination with grinding wheels wherein multi-adjustment and angularly displaceable supports cooperate to present a desired complex presentation of tool faces to be sharpened. Particularly ...	06/27/1989
4736544	Blade holder for sharpening lawnmower blades A rotary grinder is mounted on a flat top bench to have a grinding wheel rotating on a horizontal axis. A blade holder for sharpening lawnmower blades has a slotted face bar pivotally mounted to a forward portion of a horizontal base plate resting on the ...	04/12/1988
4733501	Honing guide A honing guide is provided in which a tool support plate is mounted above a surface-engaging roller. The surface-engaging roller is mounted eccentrically so that the height of the tool support plate may be varied to provide a range of honing angles withou...	03/29/1988
4716688	Fixture for holding a hole-cutting tool having cutting edges to be ground This invention relates to a fixture for holding a hole-cutting tool having cutting edges to be ground by means of a grinding wheel. The fixture comprising a stand carrying a pin and also comprises a gripping unit comprising two interconnected gripping jaw...	01/05/1988
4667446	Work holding device in work grinding and polishing machine A work holding apparatus is used in grinding and polishing very hand and brittle tools, such as monocrystalline or polycrystalline diamond tools, diamond indenters, diamond knives, etc. The work holding apparatus includes a support member to be mounted on the ...	05/26/1987
4532735	Variable angle extruder blade surfacing machine A blade surfacing machine for precisely honing a pair of intersecting surfaces on an extruder blade. The working surface of a rotating honing stone is maintained in spring-biased contact with a precisely leveled guide surface to achieve linear uniformity ...	08/06/1985
4532736	Sharpening device A free-standing clamping fixture and grinding wheel system for sharpening scissors and similar workpieces. The clamping fixture has an open frame and a pair of jaws located at the horizontal centerline of the grinding wheel, one of which is carried on a v...	08/06/1985
4404773	Tool grinding fixture There is described a tool grinding fixture for use on a standard grinder for grinding lathe tool bits, drill bits, face grinding end mills and radius dressing grinding wheels....	09/20/1983
4204371	Tool sharpening fixture for a grinding tool A tool sharpening fixture for a conventional grinding tool having for example a base mounted on a table, at least a pair of spaced pulleys on the base and a continuous flexible abrasive belt mounted on and around the pulleys, with one of the pulleys being...	05/27/1980
4091574	Tool sharpening fixture for a grinding tool A tool sharpening fixture for a conventional grinding tool having a base mounted on a table, at least a pair of spaced pulleys on the base, and a continuous flexible abrasive belt mounted on and around the pulleys, with one of the pulleys being power-driv...	05/30/1978

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Class 451/380 - Angularly adjustable