Class 451/280 - Swinging tool carrier

Subclass of Class 451 - Abrading
Definition: Abrading machine wherein the abrading tool is mounted in
No. of patents: 31
Last issue date: 04/03/2007

Number	Title	Issue Date
7198556	Grinding apparatus A grinding apparatus for grinding the hard metal inserts or working tips of drill bits (percussive or rotary), tunnel boring machine cutters (TMB) and raised bore machine cutters (RBM), said grinding apparatus having means for holding one or more bits to be ground a...	04/03/2007
7029371	Jig for guiding a grinder A jig is structured to guide a grinder along the inner surface of the base or cover of a combustion turbine. The jig includes a base having a bottom surface with a plurality of rollers arranged in substantially the same radius as the portion of the casing being repa...	04/18/2006
6981907	High angle grinder One or more high angle grinding units are supported by a carriage mountable on the underside of a rail grinding vehicle. Each grinding unit is attached to the carriage in a manner enabling controllable movement of the grinding units laterally, vertically, and angula...	01/03/2006
6866568	Circular saw A circular saw includes a worktable, a mounting seat extending upwardly from the worktable for mounting a motor thereon, a blade supporting unit pivotally mounted on the mounting seat at a pivot end so that an opposite free end is turnable to be close to and away fr...	03/15/2005
6761623	Apparatus and method for sharpening blades at a predetermined angle A method and apparatus for the sharpening of blades, particularly the blades of a lawnmower are provided. In the present invention, a blade sharpening apparatus with a supporting base comprises a blade retention and positioning mechanism, a blade sharpening mechanis...	07/13/2004
6602120	Edge grinding unit for edge working machines An edge grinding unit for machines for working the edges of plates in general and of glass sheets in particular comprising at least at one rim of a plate being worked, a grinding wheel which is accommodated in a carousel element provided with a rotatable ...	08/05/2003
6575818	Apparatus and method for polishing multiple semiconductor wafers in parallel A chemical mechanical polishing (CMP) apparatus and method for polishing semiconductor wafers utilizes multiple wafer carriers to polish a corresponding number of semiconductor wafers on a single polishing pad in parallel. In one embodiment, the wafer car...	06/10/2003
6478664	Cut-off saw A pivoting arm cut-off saw is provided having a base, a cutting arm assembly and a lock bar. Cutting arm assembly is pivotally attached to the base and shiftable between a raised and lowered position. A lock bar interposed between the base and the cutting...	11/12/2002
6142856	Sharpening device for dental instruments The sharpening device for dental instruments comprises a chuck head holder having an arcuate member to one end of which the chuck head with the chuck is radially attached while the arcuate member is guided in a base of the device. The grinding head with t...	11/07/2000
6086465	Device for post-machining a steel edge of a ski There is described an apparatus for finishing a steel edge (14) of a ski (15) by means of a pot-shaped grinding wheel (1) driven by a motor (2) with an axis of rotation extending transverse to the feed direction (8). To create advantageous constructional ...	07/11/2000
5941763	Fixture and device for controlled scissor sharpening A fixture for controllably holding a blade and particularly a scissor or scissor element for precise sharpening and shaping including hollow grind and clamshell (convex) sharpening. The fixture comprises an articulable holding arm with at least two movabl...	08/24/1999
5857894	Grinding machine for the grinding of spur or helica gear--wheels In a stand (1), a work-piece spindle (2) is mounted for rotation around a vertical axis (C). On the stand (1), a slide (3) can be shifted horizontally and on the slide, a work-piece carrier (5) can be swivelled around a vertical axis (C1). On the carrier ...	01/12/1999
5791972	Polishing/grinding method A method of working a workpiece with an apparatus comprising the steps of holding the workpiece by a holding means, rotating the held workpiece by a rotational means in a direction of a tool to match a rotational axis line of the workpiece with a rotation...	08/11/1998
5599224	Grooving apparatus for injection molding machine barrel This invention relates to an apparatus and method to modify molding machines for producing colored plastic parts using coloring liquid. The apparatus is inserted into and moved longitudinally along an injection molding machine barrel for forming a groove ...	02/04/1997
5148633	Tool for resurfacing exhaust port flanges A tool that enables resurfacing of exhaust port flanges in the substantial absence of engine disassembly. An air motor that controls rotation of a resurfacing device is carried at the end of an arm assembly including an elbow like joint so that the motor ...	09/22/1992
5111623	Process and apparatus for machining the inner surfaces of hollow bodies A process and apparatus for machining the inner surface of a pipe where a tool carrier is positioned adjacent the area to be machined and a cutting tool is advanced about a pivot axis around the inner surface of the pipe, while also having a pendulum move...	05/12/1992
5016399	Planetary lap A lapping machine for abrading the surfaces of at least one workpiece employing a pair of lap plates in axial alignment with each other and having a carrier mounted therebetween for mounting workpieces therein wherein one of the lap plates is controllable...	05/21/1991
4974368	Polishing apparatus There is disclosed a polishing apparatus utilizing a gel material as the polishing tool, in which the gel material is rotated in the vicinity of a surface to be polished, or is given rotating and rocking motions in direct contact with the surface to be po...	12/04/1990
4965964	Portable apparatus for processing marble tile A portable apparatus for drilling and shaping tile at a worksite has a base assembly with a support arm extending upright therefrom. A horizontal housing, rotatably connected at one end to the support arm, houses a slide assembly which supports a router; ...	10/30/1990
4935981	Cleaning apparatus having a contact buffer apparatus An improved swing type substrate cleaning apparatus comprises a substrate chuck for holding the substrate while rotating the same, a cleaning brush holding apparatus for holding a cleaning brush while rotating the same, a cleaning brush elevating apparatu...	06/26/1990
4845896	Surface sampling device A device, utilizing a unique hemispherical cutter to remove a sample of material and to retain the sample of material for retrieval. The cutter is mounted on a chassis which can travel along the interior or exterior of the device to be sampled. The carria...	07/11/1989
4771576	Apparatus and methods for finishing a level surface Apparatus for abrading the surface of a workpiece in a manner level with a selected reference plane, e.g. a horizontal reference plane. The apparatus includes a wheeled carriage to which is connected an elongated boom. Extending downward from the end of t...	09/20/1988
4603511	Grinding robot A grinding robot of playback system to grind 3-D curved surface is disclosed which is comprised of No. 1 arm being horizontally oscillatable around a vertical axis, No. 2 arm pivoted horizontally oscillatable to the head of said No. 1 arm, fluid cylinder ...	08/05/1986
4583891	Structural component having a twisted profile and method and apparatus for producing such structural component A structural component having a twisted profile or cross-section, such as a arge scale wing for a windmill or for a helicopter, has an upper portion and a lower portion intimately bonded to each other along an interface formed by two separation surfaces. A...	04/22/1986
4520597	Grinding unit for industrial robot and automatic machines A grinding unit especially adapted for use for grinding with a robot and in automatic machines. The unit is designed with a grinding wheel on an axially displaceable shaft, which is urged in a direction towards a surface to be ground by a spring. The grin...	06/04/1985
4514347	Spherical projection-type screen for use in a vehicle simulator A geodesic dome structure is described, i.e., a structure having a mathematically-derived surface. This new dome structure is formed of a single, one-piece layer of synthetic material and provides a one-piece, seamless screen to permit the viewing of a sc...	04/30/1985
4498258	Spindle tilting control device for a plane and spherical rotary grinding machine, fine grinding machine, lapping machine and polishing machine A spindle tilting control device for a plane and spherical rotary grinding machine, fine grinding machine, lapping machine and polishing machine, which are super precise machines for manufacturing microminiature electronic part components, which device em...	02/12/1985
4290239	Tool positioner A tool positioner has a main support defining a pair of main pivot axes and ncluding a guide. Respective main cranks have inner ends pivoted at the main pivot axes on a support and outer ends pivoted to ends of respective links whose other ends are pivoted...	09/22/1981
4259814	Tool sharpening machine An improved sharpening machine is provided for easy, extremely accurate sharpening of a variety of tools such as lathe, boring and cutting tools. The machine includes a rotatable, low speed, diamond or other abrasive surfaced wheel, and a tool-supporting ...	04/07/1981
4241471	Polishing apparatus A glass-polishing apparatus is disclosed. The apparatus includes a glass polisher rotatably securable to the windshield wiper mount of a vehicle....	12/30/1980
4112987	Radius router guide A radius router guide having a pair of spaced legs arranged for receiving a piece of material at an end of the material where a radius is to be cut. The legs are connected to a track arrangement which slidably supports a router, and the legs are also atta...	09/12/1978

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Class 451/280 - Swinging tool carrier