Class 82/157 - Tool and work rest

Subclass of Class 82 - Turning
Definition: Subject matter wherein significance is attributed to means
No. of patents: 32
Last issue date: 08/03/2010

Number	Title	Issue Date
7765905	Magnetic micropositioner and method of providing the same A micropositioner is provided, which contains an outer magnetic pole-piece and an inner magnetic pole-piece located within the outer magnetic pole piece. At least one permanent magnet is located between the inner magnetic pole piece and the outer magnetic pole-piece...	08/03/2010
7597035	Steady rest In a steady rest (1) with three holding elements (5, 6, 7), of which the two outer holding elements (6, 7) can be swivelled about articulated pins (8, 9) mounted in a housing (2) and the middle holding element (5) can be adj...	10/06/2009
7437980	Flux-biased electromagnetic fast tool servo systems and methods A high bandwidth rotary fast tool servo provides tool motion in a direction nominally parallel to the surface-normal of a workpiece at the point of contact between the cutting tool and workpiece. Three or more flexure blades having all ends fixed are used to form an...	10/21/2008
7395742	Method for using a cutting tool having variable movement in a z-direction laterally along a work piece for making microstructures A cutting tool assembly having a tool post capable of lateral movement along a work piece to be cut and an actuator with a tool tip. The actuator provides for variable control of the movement of the tool tip in a z-direction laterally along the work piece, while mai...	07/08/2008
7395741	Method for using a cutting tool having variable and independent movement in an x-direction and z-direction into and laterally along a work piece for making microstructures A cutting tool assembly having a tool post capable of lateral movement along a work piece to be cut and an actuator with a tool tip. The actuator provides for independent and variable control of the movement of the tool tip in an x-direction into the work piece and ...	07/08/2008
7357054	Highly dynamic processing machine for lenses A highly dynamic lens processing machine with a machine bed having at least a first tool holder and one workpiece holder with an axis of rotation and including a workpiece spindle arranged thereon. The first tool holder includes at least one dynamic linear drive wit...	04/15/2008
7337700	Precision tool holder with flexure-adjustable, three degrees of freedom for a four-axis lathe A precision tool holder for precisely positioning a single point cutting tool on 4-axis lathe, such that the center of the radius of the tool nose is aligned with the B-axis of the machine tool, so as to facilitate the machining of precision meso-scale components wi...	03/04/2008
7328638	Cutting tool using interrupted cut fast tool servo A cutting tool assembly having a tool post capable of lateral movement along a work piece to be cut and an actuator with a tool tip. The actuator provides for control of the movement of the tool tip in an x-direction into and out of the work piece in order to make d...	02/12/2008
7275468	Rotary fast tool servo system and methods A high bandwidth rotary fast tool servo provides tool motion in a direction nominally parallel to the surface-normal of a workpiece at the point of contact between the cutting tool and workpiece. Three or more flexure blades having all ends fixed are used to form an...	10/02/2007
7187505	Imaging lens for infrared cameras An infrared imaging device is provided which comprises first and second plastic Fresnel lenses that are in optical communication with each other. Each of the first and second lenses have a first major surface which is convex and a second major surface which comprise...	03/06/2007
7013774	Shave tool and tool holder An improved tool holder, such as a shave tool (20), broadly includes: an adapter plate (23) adapted to be mounted on the screw machine (21) for controlled movement toward and away from the workpiece (W); a tool block (24) slidably mounted...	03/21/2006
6953313	Self-locking linear adjustment mechanism A self-locking linear adjustment mechanism may be configured in the form of a rod assembly or a cartridge assembly. The self-locking linear adjustment mechanism in the form of a cartridge assembly includes a self-locking linear adjustment mechanism including a locki...	10/11/2005
6935030	Spiral cut craft tool A spiral cut craft tool and method of making a spiral cut is provided. The spiral cut craft tool has a housing with a cutting guide in the housing. A cutting edge is provided that is projecting into the cutting guide. The cutting edge is coupled to the housing. The ...	08/30/2005
6880436	Shave tool holder having a floating body incorporating a tapered dovetail and adjustable gib and including interchangeable tool posts A shave tool holder for use with an automatic screw machine and for machining a rotatably driven workpiece. The tool holder includes a shank engageable with the screw machine and for providing reciprocating motion of the shave tool holder. A dovetail shaped recess i...	04/19/2005
6815917	Automatic lathe, method for controlling the same, and device for controlling the same A method for controlling an automatically operated lathe provided with at least one spindle and at least one tool rest includes the following steps. First, each of a plurality of transfer position data required in a sequence of machining programs in connection with ...	11/09/2004
6812664	Automatic lathe, and method for controlling the same and device for controlling the same A method for controlling an automatically operated lathe, provided with at least one spindle and at least one tool rest, includes the following steps. First, each of a plurality of transfer position data required in a sequence of machining programs in connection wit...	11/02/2004
6505533	Lathe steady rest A lathe steady rest has a frame adjacent an axis about which a lathe rotates a workpiece, a pair of arms pivotal on the frame about arm axes parallel to the workpiece axis and having outer ends radially displaceable relative to the workpiece axis, and a s...	01/14/2003
6182542	Toolholder with floating roller A toolholder apparatus includes a head, a cutting tool mounting fixture attached to the head for holding the cutting tool, and a floating roller assembly pivotally mounted relative to the head. These components are arranged and constructed so that during ...	02/06/2001
6105476	Adjustable alignment A toolholder apparatus includes a head, a cutting tool mounting fixture attached to the head for holding the cutting tool, and a floating roller assembly pivotally mounted relative to the head. These components are arranged and constructed so that during ...	08/22/2000
6092447	Shave tool holder including a precise calibration assembly for machining a rotating workpiece A shave tool holder having a body, a platform base and a vertically extending superstructure. An elongate shank portion extends from the body and mounts the body to a holder block. The holder block is reciprocally actuated in a horizontal direction in com...	07/25/2000
6012364	Toolholder with floating roller A toolholder apparatus includes a head, a cutting tool mounting fixture attached to the head for holding the cutting tool, and a floating roller assembly pivotally mounted relative to the head. These components are arranged and constructed so that during ...	01/11/2000
5960688	Box turning tool for automatic screw machine A box turning tool for a Greenlee automatic screw machine with a conventional endworking attachment uses a conventional indexable carbide insert to produce proper cutting action on a workpiece. The box turning tool has a shank clamped in the endworking at...	10/05/1999
5809855	Roller bearing assembly for shave tool holder The body section of the holder carries at one side a shaving tool bit and work supporting roller, and is removably mounted at its opposite side on the slide section of the holder by a quick release pin, which is reciprocable in a bore in the slide section...	09/22/1998
5737984	Shave tool holder roller work support with quick-release pin and adjustments The body section of the holder carries at one side a shaving tool bit and worm supporting roller, and is removably mounted at its opposite side on the slide section of the holder by a quick release pin, which is reciprocable in a bore in the slide section...	04/14/1998
5058468	Remote gage steady rest head An automatic true centering steady rest apparatus for a rotating cylindrical workpiece during a machining or grinding operation on the workpiece. The apparatus has an integrally mounted gaging device, for continuously gaging the diameter of a workpiece du...	10/22/1991
4995434	Woodworking lathe tailstock assembly A tailstock assembly for a wood-turning lathe which facilitates the drilling of deep bores into long slender wooden workpieces. The tailstock includes a chuck grasping the tail end of the workpiece, said chuck having an axial center bore therethrough prov...	02/26/1991
4986151	Tool holder for a screw machine box tool A tool holder for a small screw machine box tool, having a uniform diameter for easy removal and a carbide insert both useable in either right or left hand box tools....	01/22/1991
4945793	Tool coupling A tool coupling for connecting a tool head to a tool holder to secure the tool head against rotation and provide axial prestress. The tool head, which serves as a cutting tool, includes a shank having at least a portion which is conically configured, a th...	08/07/1990
4754671	Combination cut-off tool/bar puller A combination tool mounted at a work station on the turret of a CNC lathe includes a cut-off tool having a tool holder body supporting a carbide cutter insert at its forward end. A bar puller mounted on the tool holder body has a pair of vertically spaced...	07/05/1988
4541316	Method and apparatus for cutting circular or oval pipes Cutting tools 12 are individually connected in common to rollers 2b supporting a rotationally driven tube T to be cut. The tools and rollers are paired mechanically such that the cutting edge of each tool and the tangent point G between the associated rol...	09/17/1985
4096771	Adjustable and floating boring bar stabilizer The boring bar of a boring plate lathe is provided with a device for maintaining the concentricity of the boring bar within the workpiece. This stabilizer assembly consists of a guide mounted on a piston shaft which is resiliently mounted in a cylindrical...	06/27/1978
4046037	Box tool A turret lathe box cutting-tool adaptable for interchangeable right hand and left handed cutting of a rotating workpiece, including mechanism for synchronized movement of the cutting blade and of the piece-support rollers to and from predetermined-set pos...	09/06/1977

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Class 82/157 - Tool and work rest