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| Number | Title | Issue Date |
| 8188401 | Wire electric discharge machining apparatus A wire electric discharge machining apparatus includes guide rollers and a single electrode wire that is wrapped around each of the guide rollers to form cut wire portions that are spaced from one another between pairs of the guide rollers. A processing power supply... | 05/29/2012 |
| 8183491 | Electric discharge machining device using rotating circular blade An electric discharge machining (EDM) device includes a circular blade, a motor coupled to the circular blade for rotating the circular blade, and an electric discharge control system operatively coupled to the circular blade and a workpiece. The electric discharge ... | 05/22/2012 |
| 8178814 | Hand-held electro-discharge device The hand-held electro-discharge machining fastener removal device of this invention brings an EDM electrode and its supporting ground pin and dielectric fluid structure to a fastener in a workpiece, such as an aircraft fuselage. The hand-held device brings the diele... | 05/15/2012 |
| 7838791 | Metal coating removing apparatus and metal coating removing method A metal coating removing apparatus (1) includes a first electrode (13) arranged so as to be opposed to a metal coating (101) as an object to be removed, a second electrode 14 arranged so as to be opposed to the metal coating (101) ... | 11/23/2010 |
| 7772516 | Method and apparatus for aligning a machine tool A machine tool is provided comprising a base, a slide assembly attached to the base for supporting a tool and translating the tool along an axis, and a workpiece holder attached to the base. At least one of the slide assembly and the workpiece holder are movable lat... | 08/10/2010 |
| 7692114 | Method and device for producing an internal thread by automatically machining in a bore The invention relates to a method for producing a thread in a bore (2) by remote automatic machining characterized in that the method consists in introducing into the bore (2) an electrode (11) provided with a thread (20) whose shape and ... | 04/06/2010 |
| 7427371 | Method of producing anti-glare film An antiglare film producing method of film production by surface embossing to polymer film is provided. The polymer film includes a support of triacetyl cellulose, and an anti-reflection layer overlaid thereon. An embossing roller is used for surface embossing to a ... | 09/23/2008 |
| 7357769 | Machine tool Machine tool simplifying maintenance, reducing manufacturing costs, and enabling high precision machining. The machine tool is equipped with: a bed furnished with a rectangular base, right and left sidewalls provided standing either side of the base, and a rear side... | 04/15/2008 |
| 7334331 | Methods and apparatus for machining components A method of using a machining assembly to machine a plurality of different turbine components that include a dovetail having a contoured profile. The method includes removably coupling a first set of retainers into the machining assembly, the first set of retainers ... | 02/26/2008 |
| 7329825 | Electric discharge machine and machining method therefor An electric discharge machine and method for carrying out electric discharge machining there within is provided, wherein after an electrode (21) and an electrode guide holder (25) are attached to an electrode holder (23), in advance, which is in... | 02/12/2008 |
| 7322916 | Tool magazine device for vertical machining center The invention provides a tool magazine device for a vertical machining center having a protective cover for a shank. A tool magazine device 100 disposed in a vertical machining center comprises a chain 120 moved between sprocket wheels 130 and | 01/29/2008 |
| 7261796 | Method and apparatus for aligning a machine tool A machine tool is provided comprising a base, a slide assembly attached to the base for supporting a tool and translating the tool along an axis, and a workpiece holder attached to the base. At least one of the slide assembly and the workpiece holder are movable lat... | 08/28/2007 |
| 7227095 | Wire bonders and methods of wire-bonding Wire bonders and methods of wire-bonding are disclosed herein. In one embodiment, a method includes attaching a wire to a terminal of a microelectronic component and generating an arc between a first electrode and a second electrode to sever the wire at a point at l... | 06/05/2007 |
| 7219408 | Tool for securing a component A method enables a component to be secured within a tool for manufacture. The tool includes a fixture, a component locator, and a clamping member. The method includes fixedly coupling the component locator to the fixture, coupling the clamping member to the fixture,... | 05/22/2007 |
| 7214901 | Duplex electrical discharge machining An electrical discharge machine includes first and second coaxial electrodes and corresponding carriages. A liquid dielectric is channeled between the electrodes and a workpiece which are suitably electrically powered for machining a duplex hole in the workpiece. | 05/08/2007 |
| 7202439 | Small-hole electrical discharge machining device and multiple diesinking-and-small-hole electrical discharge machining device, and method for multiple diesinking-and-small-hole electrical discharge machining with the same device A small-hole electrical discharge machining device comprises a diaphragm which can be moved up and down along a notch window provided in a work tank for mounting a work in the work tank in which a working fluid can be filled or discharged, and adjusts the height of ... | 04/10/2007 |
| 7153120 | Pasta, pastry, cookie, and hors d'oeuvre maker A device to mix and extrude various ingredients including pastas, pastries, baked goods, hors d'oeuvres, and cookies. The device includes novel measuring, mixing and extrusion arrangements including: an automatic measuring cup; a way to continuously mix and extrude ... | 12/26/2006 |
| 7118448 | Truing method for grinding wheel, its truing device and grinding machine A method and apparatus are used for truing grindstones. Grinding wheels are arranged in a manner such that the respective grindstone surfaces are disposed apart from each other to define a space therebeween and respective ones of the grindstone surfaces are position... | 10/10/2006 |
| 7115193 | Sputtering target producing very few particles, backing plate or apparatus within sputtering device and roughening method by electric discharge machining Provided is a sputtering target, backing plate or apparatus inside a sputtering device in which an electrical discharge machining mark is formed on the face to which unwanted films during sputtering are deposited, and the electrical discharge machining mark is forme... | 10/03/2006 |
| 7097422 | Hoop stress relief mechanism for gas turbine engines A hoop stress relief mechanism is disclosed for use on a rotary body to relieve stress caused by both thermal and centrifugal forces. The mechanism may consist of a J-shaped slot cut from the outer rim of the rotary body a distance inwardly toward the axis of rotati... | 08/29/2006 |
| 7076888 | Freeze dryer A freeze dryer comprising a chamber having a rectangular slot through which vials are inserted into the chamber, and a slot door for forming a seal with the chamber to close the slot. To enable the vials to be subsequently removed from the chamber, the slot door is ... | 07/18/2006 |
| 7054712 | Wire contact/noncontact boundary position detecting apparatus of wire cut discharge machine Supply of a wire electrode, application of a detection voltage, and binarization and sampling of the detection voltage are started, so as to start advance of the wire electrode from the position A toward a workpiece. The position of the wire electrode when a samplin... | 05/30/2006 |
| 7048248 | Fixture and loading method for PVD coating of cutting tool inserts A method of loading cutting tool inserts in a PVD (Physical Vapor Deposition) coating equipment consists in using a tube manufactured of a non-magnetic metallic material surrounding a stack of alternating discs of a magnetic material and iron. The north poles of the... | 05/23/2006 |
| 7032740 | Device for sensing the wear state of wheels or rollers The invention relates to a device and a method for automatically sensing the wear state of movable wheels or rollers (1) in conveying systems, for example baggage conveying systems. It achieves the object of easily and reliably sensing the wear state in an au... | 04/25/2006 |
| 7021144 | Ultrasonic wave utilizing device In an ultrasonic wave utilizing device having a cylindrical elastic holder 2 into which an ultrasonic sensor 3 is pressed and a cylindrical part 23 that is closed at one end and is formed in a case 1 in such a way as to have this elastic holder ... | 04/04/2006 |
| 7019245 | Method and apparatus for erosion machining with an electrical contact element Apparatus and method for erosion machining a structure comprising one of a metallic structural component, a metallic insert element, and a connecting element, by way of erosion. The apparatus includes an eroding head including an electrode, a power supply, and a con... | 03/28/2006 |
| 7015411 | Erosion system having an erosion head for removing metallic connection elements Spark erosion system for removing connection elements from a structure (W, 60), having a drill head (3) [(4)?], a rotational drive (10) by means of which a tool is caused to rotate, a positioning system (15) for moving the tool as ... | 03/21/2006 |
| 7012212 | EDM drill An EDM drill comprised of an automated electrode tube replacing means to allow fully automated and continuous working on holes; and further comprised of an electrode tube guide selection device to allow fully automated and continuous working on holes of various diam... | 03/14/2006 |
| 7009133 | Wire-cut electric discharge machine A wire-cut electric discharge machine capable of taking out a cutoff piece smoothly upwardly of a workpiece even if the cutoff piece has a complicated shape, by holding the cutoff piece horizontally not to change an orientation thereof. The wire-cut electric dischar... | 03/07/2006 |
| 7002094 | Electrical discharge machining electrode holder An electrode holder for EDM machines using automatic tool changing techniques provides a base plate that may be attached to an adapter of third party chuck systems and a simple compressed slot mechanism for holding the electrode without the need for epoxy or the lik... | 02/21/2006 |
| 6980879 | Controller for wire electric discharge machine A discharge pulse number generated between a wire electrode and a workpiece is counted every predetermined time. A ratio Px/Ps of this counted value Px to the reference pulse number Ps will be determined to control an amount of coolant in response to this ratio Px/P... | 12/27/2005 |
| 6969817 | Apparatus and method for machining in confined spaces A machining apparatus is provided. The machining apparatus includes a discharge machining head assembly and a slide assembly supporting the head assembly. The machining apparatus also includes an electromagnet configured to support the slide assembly in a position o... | 11/29/2005 |
| 6935003 | Compound fabrication process and apparatus A miniature machine tool for micro-machining is capable of performing on a workpiece at least one conventional mechanical machining operation and another micro-machining operation such as electrochemical machining (ECM), electro deposit machining (EDM), micro-millin... | 08/30/2005 |
| 6930272 | Vise for holding a workpiece on an EDM machine A vise for holding a work piece in position on an EDM machine includes a main plate for attachment to the rail or ledge of the EDM machine, and the main plate supports a vise that holds the work piece in position during the machining process. The vise includes a mov... | 08/16/2005 |
| 6920370 | Method and device for disturbance sensing, especially collision sensing, in the drive system of a numerically controlled machine tool A method and device for disturbance sensing in the drive system of a numerically controlled machine tool or similar device is disclosed, in which at least one drive motor for positioning of a machine part being moved such as an advance slide or an X/Y cross-slide is... | 07/19/2005 |
| 6918577 | Tooling plate for a flexible manufacturing system A tooling plate to fixture a workpiece for a vehicle subassembly is provided, including a planar body 10 for supporting fixture tools 32, 34 for holding a workpiece, a connector mechanism to allow the planar body 10 to be removably connected wit... | 07/19/2005 |
| 6888087 | Wire electric discharge machine Automated wire connection is performed, and when the wire connection succeeds, the wire feed rate during the next connection is set to a value one stage faster. On the other hand, when connection fails the wire feed rate is set to a value one stage slower. ... | 05/03/2005 |
| 6875943 | Electric discharge machining wire An electrode for electric discharge machining comprises a high strength pearlitic steel wire having a carbon content higher than 0.6% and a tensile strength higher than 3000 N/mm2. The steel wire is coated with a copper free zinc or zinc alloy coating. The electrode... | 04/05/2005 |
| 6844518 | Hole-drilling guide and method A hole-drilling guide for directing a flexible hole-drilling instrument includes; a body made of an electrically insulating material, at least one inlet aperture penetrating a face of the body, at least one exit aperture penetrating a face of the body and a hollow, ... | 01/18/2005 |
| 6844515 | Method and apparatus for turbine blade machining An apparatus for machining a turbine blade assembly includes at least one locator for positioning the blade assembly with respect to the apparatus. The apparatus also includes at least one biasing mechanism for maintaining a relative position of the blade assembly w... | 01/18/2005 |
