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| Number | Title | Issue Date |
| 8186249 | Three point turning machine A turning machine having: a machine frame with a longitudinal axis; a rotary part driver for rotating a part about the longitudinal axis; three tools mounted on the frame, each tool having a radial tool axis transverse the longitudinal axis and each radial tool axis... | 05/29/2012 |
| 8186250 | Wheel lathe for railroad cars and locomotives One embodiment of the invention relates to an apparatus for configuring a wheel associated with a train. The apparatus comprises a tool configured to engage the wheel; a compound slide system for positioning the cutting tool in at least two axes; and a computer cont... | 05/29/2012 |
| 8161851 | Composite trimming process A method and device for trimming components may include mounting a component in a fixture and providing a cutting tool having a cutting portion, wherein the cutting tool is displaceable in at least three axes relative to the fixture. Gas may be supplied through a su... | 04/24/2012 |
| 8161850 | Indexable cutting inserts and methods for producing the same A method of making a cutting insert includes: (i) forming a blank having a substrate and superhard material, the substrate having more than 4 pockets, the superhard material disposed within the pockets; (ii) removing cutting tips from the blank by cutting the blank ... | 04/24/2012 |
| 8151672 | Groove cutting assembly A groove cutting assembly comprising a cutter housing, a cutter assembly with a cutting edge, and the cutter assembly being accommodated by the cutter housing, and a drive mechanism, coupled to the cutter assembly, for indexing the cutter assembly one of radially in... | 04/10/2012 |
| 8146464 | Machine tool and workpiece inner surface machining method using the machine tool To provide a machine tool not only capable of machining an inner surface of a workpiece into a spherical surface but also capable of machining a bearing surface including a flat surface and machining the combination of a spherical surface and a flat surface, and to ... | 04/03/2012 |
| 8127644 | Rotary transmission leadthrough for a pipe cutting machine Rotary transmission leadthrough with: a shaft (3) able to turn about a longitudinal axis running in the longitudinal direction (L) with at least one longitudinal borehole (26, 27, 28) running in the longitudinal direction (L), in which a push rod (4... | 03/06/2012 |
| 8127645 | Method and apparatus for machining parts of partial revolution A machine and method for machining parts of partial revolution. The machine has a driving sheave rotatable about a first axis and a first driven sheave rotatable about a second axis fixed relative to the first axis. An eccentric link is rotatably connected to the fi... | 03/06/2012 |
| 8122795 | Method for making an elastomeric sealing device An improved method of producing elastomeric sealing devices having a plurality of removable concentric sizing rings is provided wherein the size of said first face is increased to create an extended elastomeric mounting face such that the cross-sectional area of the... | 02/28/2012 |
| 8096215 | Method for cutting freeform surfaces, cutting tool and use of the cutting tool In a method for cutting freeform surfaces, a workpiece is cut by a cutting tool such that a desired freeform surface may be achieved, the cutting tool for cutting purposes being moved along at least one defined cutting path relative to the workpiece. A cutting tool ... | 01/17/2012 |
| 8087331 | Method of machining a carrier assembly A method for machining a surface on a workpiece having a member extending perpendicularly to the surface includes determining a position of a tool, determining a position of the workpiece, positioning at least one of the workpiece and the tool to a predefined positi... | 01/03/2012 |
| 8082824 | Contact lens stock holding apparatus The present invention is directed toward the design of a holding apparatus which allows contact lens lathes to hold contact lens buttons during the contact lens manufacturing process. The holding apparatus functions to hold lenses manufactured from a different sized... | 12/27/2011 |
| 8082823 | Scraping tool A stationary frame is positioned in surrounding relation with the surface of a polyethylene conduit to be prepared for scraping preliminary to performing electrofusion on the conduit by a keyhole operation in an excavated underground location. A scraper tool is moun... | 12/27/2011 |
| 8069755 | Devices and methods for cutting a vertebral implant The present application is directed to devices and methods for cutting a spinal implant. In one embodiment, the device includes a handle and a head. The handle is sized to receive a predetermined length of the implant. A head is rotatably attached to the handle and ... | 12/06/2011 |
| 8061240 | Method and device for stripping or trimming samples to be examined rheologically A method and device allow automatic trimming of samples for the measurement of the rheological properties of material samples by way of a plate/plate rheometer. In order to strip the protruding portion of the material sample arranged between the plates that projects... | 11/22/2011 |
| 8056452 | Method of machining crankshafts and a crankshaft machining tool insert therefor A method of machining a crankshaft using a machine tool arrangement having a cutting insert comprising a first plurality of cutting teeth comprising a rounded cutting tooth being disposed at the intersection of a first contoured side surface and a first planar side ... | 11/15/2011 |
| 8047104 | Vibration body for cutting, vibration cutting unit, processing apparatus, molding die and optical element In a vibration cutting unit, a root portion of a holding member for supporting a vibration body is fixed on a fixed portion of a node portion which is common to axial vibration and bending vibration, on a jointless basis. Therefore, the node portion, namely, a vibra... | 11/01/2011 |
| 8047105 | Machining tool and machining method A machining tool of the present invention is used for finishing an end face having an arcuate cross section on a machined portion of a workpiece. A machining tool 30 has a tool body 31 and a cutting portion 32 provided integrally on a tip of the... | 11/01/2011 |
| 8015902 | Machine tool and workpiece inner surface machining method using the machine tool To provide a machine tool including a workpiece inner surface machining tool which is not only capable of machining an inner surface of a workpiece into a spherical shape but also capable of machining a bearing surface which is a flat surface and machining the combi... | 09/13/2011 |
| 7997172 | Turning method and apparatus Disclosed are a method and apparatus in the field of computer numerically controlled machine tools. A rotating workpiece is brought into contact with a tool, the tool being disposed in a rotating tool holder and traversing an eccentric path. By rotating the tool hol... | 08/16/2011 |
| 7975579 | System and method for cutting tires A system and method are provided for cutting scrap tires along a cut line that is generally parallel with sidewalls of the scrap tires. A base frame supports a cutting blade that is positioned to cut through the tread of a scrap tire lying on its sidewall. A blade e... | 07/12/2011 |
| 7950313 | Method and apparatus for removing boiler tube stubs A rotary milling head removing all but a shell of a boiler tube stub and a plug to punch out from the boiler drum the remaining boiler tube stub. ... | 05/31/2011 |
| 7942086 | Hobble turning method and preferred applications for said method A process for hobble lathing, and preferred process applications, for the cutting of workpieces with non-circular or discontinuous contours on programmable lathes. The use and combination of a special program e.g. of thread cycles and hobble values for the diameter ... | 05/17/2011 |
| 7908945 | Antirotation tool holder and cutting insert The present invention relates to embodiments of a cutting tool holder having at least one insert pocket, wherein at least one insert pocket comprises a side surface and at least one antirotation stop protruding from the side surface. The antirotation stop may compri... | 03/22/2011 |
| 7908946 | Tool for machining a workpiece made of a hard material There is described a tool as well as a method for machining a workpiece made of a hard material by means of a geometrically determined blade. In order to obtain an improved surface quality of the machined workpiece when machining such a hard and brittle material, a ... | 03/22/2011 |
| 7878096 | CNC coolant nozzle A variable position nozzle assembly for a milling or grinding machine where a nozzle is positioned to target coolant to the cutting area of a chosen tool. Each tool may have a different length or cutting or grinding surface width. The CNC program that directs tool m... | 02/01/2011 |
| 7861624 | Method of and apparatus for working structure A mold material is mounted on a mold material mount portion of a cutting/working apparatus and rotated about the C-axis serving as the rotation center while a cutting tool is driven and moved in directions X and Y. Then, a desired position of the mold material is cu... | 01/04/2011 |
| 7849768 | Apparatus and method for rotary machining of rotors An apparatus and method for machining of components, namely for rotary machining of rotationally symmetrical components on radially interior machining surfaces of a component, is disclosed. The device has a drill rod extending essentially axially and has a tool moun... | 12/14/2010 |
| 7845256 | Cutting tool and a tool part with connecting surfaces with grooves and a method for manufacturing of the tool part A cutting tool of the type that comprises two parts having co-operating connecting surfaces of serration type, which individually include a plurality of ridges or tops, which are mutually separated by grooves, the pitch between the ridges in the respective connectin... | 12/07/2010 |
| 7819043 | Devices and methods for cutting a vertebral implant The present application is directed to devices and methods for cutting a spinal implant. In one embodiment, the device includes a handle and a head. The handle is sized to receive a predetermined length of the implant. A head is rotatably attached to the handle and ... | 10/26/2010 |
| 7810417 | Method for estimating self-vibration of milling tool in the operating process In a cutting method of an oblique surface by a rotary tool, for analyzing in advance a stability limit depth of cut with respect to a self-excited cutting vibration in consideration of a pick feed amount and a work oblique angle and reducing the number of steps nece... | 10/12/2010 |
| 7775142 | Method and device for processing carbon bodies The present invention concerns a method and a device for processing calcinated carbon bodies such as anodes or cathodes for use in connection with electrolytic production of aluminum. The carbon bodies are processed using a rotating processing tool that includes a m... | 08/17/2010 |
| 7770497 | Method and apparatus for cutting a core The invention relates to a method and an apparatus for cutting a sleeve to a predetermined length. The sleeve is first moved the direction of the longitudinal axis through a distance corresponding to the required cutting length, a rotating saw blade is driven throug... | 08/10/2010 |
| 7765901 | Method and device for cutting off a thick-walled pipe The invention relates to a method for cutting off a thick-walled pipe 3, wherein the pipe to be cut comprises an inner circumference closer to the longitudinal axis of the pipe and an outer circumference further from the longitudinal axis of the pipe. The met... | 08/03/2010 |
| 7765904 | System and method for performing machining operations A system and method for performing machining operations on first and second ends of an elongate workpiece, the system comprising a support for the workpiece which has first and second, spaced sides, each of which has first and second spaced ends, a first machining t... | 08/03/2010 |
| 7765902 | Cutting tool for high-quality high-efficiency machining and cutting method using the same It is an object to provide a cutting tool which can perform high-quality, high-efficiency machining of a workpiece such as hardened steel. The cutting tool includes a finishing cutting edge 6 which initially cuts into the workpiece, and superfinishing ... | 08/03/2010 |
| 7765903 | Method and device for processing optical workpiece surfaces The invention relates to a method for processing the surfaces of optical workpieces (3) such as optical or eye glass lenses carried out with the aid of a tool (5) and consisting in holding at least one workpiece (3) in a work piece receiving sup... | 08/03/2010 |
| 7762165 | Method of manufacturing optical element having annular zones and method of manufacturing mold for forming the same There is provided a method of manufacturing an optical element having a circular portion and at least one annular zone formed thereon, the circular portion having a circular profile and centered about an optical axis as viewed from a direction of an optical axis, th... | 07/27/2010 |
| 7757591 | Aligned multi-diamond cutting tool assembly for creating microreplication tools The disclosure is directed to a cutting tool assembly used for creating grooves in a microreplication tool. The cutting tool assembly includes a mounting structure and multiple diamonds aligned in the mounting structure to a tolerance of less than 10 microns. For ex... | 07/20/2010 |
| 7739931 | Tool bit with multiple cutting tips A tool bit suited to use in a machining apparatus for lathing of photoreceptor blanks includes a cutting portion which defines a plurality of projections. During lathing, the projections extend into the blank successively greater distances. When the blank is rotated... | 06/22/2010 |
