| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 219121120 | Using electron beam | 82 |
| 219121130 | Welding | 42 |
| 20080217302 | Nanospot Welder and Method - A method and apparatus for assembly of small structures is disclosed. The present invention discloses electron beams created from one or more nanotips in an array operated in a field emission mode that can be controlled to apply heat to very well defined spots. The multiple electron beams may be generated and deflected and applied to electron beam heating and welding applications. | 09-11-2008 |
| 20100116792 | METHOD OF JOINING PIECES OF METAL MATERIAL AND A WELDING DEVICE - A welding device includes at least one beam-reflecting side element arranged so as to reflect at least a part of a high energy density beam towards a region in which a weld joint is to be generated in a piece of material, wherein the beam-reflecting side element protrudes from a surface of said piece of material. | 05-13-2010 |
| 20120241420 | BUTT WELDING JOINT USING HIGH-ENERGY DENSITY BEAM - A welding joint comprises a pair of steel materials, and a welding metal that is formed with a high-energy density beam at a butt welding portion between the pair of steel materials, wherein a transformation starting temperature Ms that is calculated by a following formula: Ms(° C.)=371−353C−22Si−24.3Mn−7.7Cu−17.3Ni−17.7Cr−25.8Mo, using a composition of mass % of the welding metal is 250° C. or less. | 09-27-2012 |
| 20130146567 | WELDING DEVICE AND METHOD FOR WELDING - A welding device has a beam source to generate electromagnetic beams for absorption in an object to be welded at a welding location, and at least one sensor situated to detect electromagnetic process beams generated during welding at the welding location. The sensor is to generate a sensor signal as a function of the detected process beams. The welding device also has a processing unit, which is connected to the sensor and the beam source, the processing unit being configured to control at least one parameter of the beam generation of the beam source as a function of the sensor signal. The welding device is to delimit by a window a beam bundle of the emitted process beams in a plane transverse to the beam propagation direction; in the plane, the window has a longitudinal dimension greater than a transversal dimension of the window perpendicular to the longitudinal dimension. | 06-13-2013 |
| 20150041443 | MATERIAL JOINING HEAD ASSEMBLY - A material joining end effector generally includes a first arm, an optics assembly, a clamp, and a second arm. The first arm elongated along a longitudinal axis. The optics assembly is configured to focus an energy beam. The clamp is movably coupled to the first arm, the clamp being configured to move along a direction substantially parallel to the longitudinal axis. The second arm is rotationally coupled to the first arm, the second arm being configured to rotate relative to the first arm. The clamp is configured to removably couple the optics assembly to the first arm to allow the optics assembly to be decoupled from the first arm. | 02-12-2015 |
| 20160175991 | WELD FILLER FOR SUPERALLOYS | 06-23-2016 |
| 219121140 | Methods | 36 |
| 20090050608 | Method for joining iron member and aluminum member - There is provided a method for excellently joining an iron member and an aluminum member. A steel sheet ( | 02-26-2009 |
| 20090261079 | PROCESS FOR HIGH-ENERGY DENSITY BEAM WELDING - A high-energy density beam welding process for two panels includes a step that include placing a metal band on the upper face of at least one panel, in the axis of the desired welded joint before welding the panels, so that the metal band is inserted between the panels and the high-energy density beam during the welding step, and so that the thickness of this metal band integrates all of the geometric faults present on the surface of the welded joint. | 10-22-2009 |
| 20100018953 | REUSABLE MANDREL FOR SOLID FREE FORM FABRICATION PROCESS - The present invention provides a reusable mandrel and method of using the mandrel in a SFFF process. A thermally conductive feature is located on the surface of the mandrel. The mandrel does not bond to the deposited part so that it may be easily removed without damaging either the mandrel or the deposited part. The present invention further enables the manufacture of components where the deposition surface is produced to precision, net shape geometries. | 01-28-2010 |
| 20100044350 | Production Installation and Method for Joining Parts - The invention discloses a method and a production installation for producing a sub-assembly consisting of a plurality of parts joined together, in which the first part ( | 02-25-2010 |
| 20100065534 | AIRPLANE WING, METHOD FOR MANUFACTURING AN AIRPLANE WING AND USE OF A WELDING PROCESS FOR WELDING A WING SPAR - An airplane wing has a lower wing cover, an upper wing cover and a wing spar. A first end portion of the wing spar is welded to the lower wing cover and/or a second end portion of the wing spar is welded to the upper wing cover. | 03-18-2010 |
| 20100116793 | Welded Repair of Defects Lying on the Inside of Components - The repair of cracks according to the state of the art comprises the fact that defects located on the inside must be worked outward in order to be able to be welded closed. The method according to the invention proposes not to work out cracks located on the inside, but to melt the crack located on the inside utilizing a flux agent. | 05-13-2010 |
| 20100140230 | METHOD FOR THE MANUFACTURE OF A WELDED ROTOR FOR A GAS-TURBINE ENGINE - With a method for manufacturing welded rotors for a turbine, especially a gas-turbine engine, in which two or more rotor disks are joined to each other by conventional welding processes using welds extending radially to the rotor axis and the weld zone is subsequently thermally treated at a certain temperature to relieve residual tensile stresses by relaxation, the weld is set to a significantly lower non-relaxatory temperature level than the heat-affected zone adjoining the weld so that, as a result of the high temperature gradient, a residual compressive stress or at least a substantially reduced residual tensile stress is impressed on the weld. Compared to conventionally heat treated and welded rotors, improved strength properties in the weld zone and an increased service life are obtained as a result of the reduced tensile stresses. | 06-10-2010 |
| 20100155374 | process for energy beam solid-state metallurgical bonding of wires having two or more flat surfaces - An energy beam assisted solid-state welding welds a wire material to a substrate. A wire of coating or repairing material is placed in contact with a surface or surfaces of a substrate. A beam is directed into an outer flat surface of the wire, which heats the wire through flat outer surface of the wire with beam energy. Beam energy produces compression stress-waves that drive molecules of the material flat wire into a surface of the substrate, joining the material and the substrate with strong wave shaped interfaces. | 06-24-2010 |
| 20100224600 | TWO-STEP WELDING PROCESS - A welding process is provided. The welding process includes two steps. First, the welding material is applied over a large area of the substrate in the region without melting or partially melting the welding material. Then, a welding device is used to melt the applied welding material. In addition the welding material may be applied in two applications where the second application of the welding material is applied over a large area of the first application of molten and solidified welding material. Then, the second application of the welding material is melted. | 09-09-2010 |
| 20100258538 | METHOD OF PRODUCING WELDED STRUCTURE AND METHOD OF PRODUCING BATTERY - A case body (a first member) and a cap member (a second member) that have not been subjected to welding include a protrusion consisting of at least one of a first protrusion that protrudes from a first outer surface and a second protrusion that protrudes from a second outer surface when the case body and the cap member are assembled together such that the first outer surface is flush with the second outer surface. The protrusion is placed between the first outer surface and the second outer surface. In a condition where the first outer surface and second outer surface of the pre-welding case body and cap member are flush with each other, and the protrusion is placed between the first outer surface and the second outer surface, the protrusion is irradiated with a laser beam, so that the case body and the cap member are welded together with the protrusion providing a part of a weld. Thus, a method of producing a welded structure is provided for producing a welded structure in which the first member and the second member are firmly welded together. | 10-14-2010 |
| 20100282719 | VENTED SHIM BEAM WELDING PROCESS - A method and system are disclosed for beam welding two members made of a metallic material. The method comprising placing a first shim along a weld joint faying surface between the two members of the metallic material, placing a second shim along the weld joint faying surface between the two members of the metallic material and at a distance from the first shim to create a first vent path between the first and the second shim and beam welding the members of the metallic material with the shim to create a porosity free weld. | 11-11-2010 |
| 20110024398 | INSERT WELD REPAIR - A method of repairing an aperture and adjacent defect in a part which is started by removing one or more defects adjacent an aperture in a base material. The material is removed to create a weld seam that extends past an area of high stress concentration on the aperture. An insert of material containing a profile that corresponds to the profile of the base material removed adjacent the aperture and a combination top and runoff plate that encompasses the insert of material are provided. A backing plate is inserted underneath the combination top and runoff plate and insert such that there remains an air space between the backing plate and the combination plate which prevents the combination plate from becoming fused to the backing plate during a welding process. The insert is welded to the base material, and the backing plate is removed. Excess material is removed from the insert to obtain an aperture containing a profile essentially the same as the profile of the aperture prior to initiating the repair. | 02-03-2011 |
| 20110031223 | INSERT WELD REPAIR - A method of repairing an aperture and adjacent defect wherein one or more defects proximate an aperture are removed from the base material proximate the aperture in an arc shape. An insert containing a profile that corresponds to the arc shaped section of the base material removed is welded to the base material. The weld is accomplished with a single curved path. Next, the insert is removed to create a repaired aperture and a surrounding section that has essentially the same dimensions as the aperture and surrounding section prior to the repair. | 02-10-2011 |
| 20110095000 | WORKPIECE AND WELDING PROCESS FOR PREVENTING POROSITY IN A FORMED WELD - An article and method of forming the article are disclosed. The method includes positioning a first workpiece, positioning a second workpiece, and applying energy to the first workpiece and the second workpiece to form a weld. The article includes the first and second workpiece. The first workpiece includes a first weld surface, which includes at least one porosity reducing channel. The second workpiece includes a second weld surface positioned to be welded to the first weld surface. The application of energy generates gas that is directed by the at least one porosity reducing channel. | 04-28-2011 |
| 20110095001 | Thermal Material-Processing Method - A thermal material-processing method wherein between the working spot of an electron beam and a workpiece a relative motion is brought about. Prior to the actual thermal treatment an effective processing contour is ascertained, in that the working spot of the electron beam executes, in accordance with the stored data of an ideal processing contour, a relative motion in relation to the workpiece, and on this relative motion a scan motion is superimposed which is directed transversely to the ideal processing contour. In this manner, both geometrical and magnetically conditioned deviations of the points of incidence of the electron beam on the workpiece can be compensated. | 04-28-2011 |
| 20110220622 | APPARATUS AND METHOD FOR PREFERENTIAL FORMATION OF WELD JOINT - A weld set-up and weld process are provided that alleviate micro-cracking as between a pair of welded pieces. The weld set-up is provided in which the weld pieces are configured to cause micro-cracking to occur in a portion of the welded pieces that is then removed by post-processing machining techniques. This weld set-up includes a primary weld piece and a secondary weld piece with a flange portion that extends over the primary weld piece. When used in conjunction with electron beam welding, application of the weld beam onto the secondary weld piece causes the formation of a preferential nailhead that is formed exclusively in the first weld piece. | 09-15-2011 |
| 20120037602 | METHOD OF MANUFACTURING A FIBRE REINFORCED METAL MATRIX COMPOSITE ARTICLE - A method of manufacturing a fibre reinforced metal matrix composite article, the method comprises forming a first metal component, forming a second metal component and forming at least one fibre preform comprising at least one metal coated fibre. The metal at least one first portion of the at least one metal coated fibre of the at least one fibre preform is bonded to the metal at least one second portion of the at least one metal coated fibre of the at least one fibre preform to hold the at least one fibre in position. The at least one fibre preform is placed between the first metal component and the second metal component. The second metal component is sealed to the first metal component, and heat and pressure is applied such as to consolidate the at least one fibre preform and to diffusion bond the metal on the fibre of the at least one fibre preform, the first metal component and the second metal component to form a unitary composite article. The bonding comprises ultrasonic welding. | 02-16-2012 |
| 20120061354 | CORED WIRE ELECTRODE - The invention relates to a tubular cored electrode for producing a high-strength fusion-welded connection and relates to a method for producing tubular cored electrodes with a diameter of less than 2 mm. In order to avoid an oxidation and water absorption of the filler flux and to retain the original thermal reaction potentials of the mineral constituents thereof, according to the invention the tubular cored electrode is characterized in that the cold formed metal tube has in the longitudinal direction a tight fusion welded connection or a weld seam, which has a smaller weld penetration than corresponds to the tube wall thickness and in this manner a spacing of the metal bond of the tube wall towards the flux core is formed. | 03-15-2012 |
| 20120067853 | METHODS FOR MANUFACTURING POROUS ORTHOPAEDIC IMPLANTS - A method of manufacturing an orthopaedic implant device having a porous outer surface is described. In one embodiment, the implant device includes a porous layer, an intermediate layer, and a solid substrate. The porous layer is preferably bonded to the intermediate layer by cold isostatic pressing. The intermediate layer is preferably bonded by vacuum welding to the solid substrate such that the porous layer forms at least a portion of the outer surface of the orthopaedic implant device. Preferably, a diffusion bond is created between the bonded intermediate layer and the solid substrate by hot isostatic pressing. In another embodiment, a porous layer is created on an outer surface of a solid layer by selective melting. Preferably, the solid layer is bonded to the solid substrate such that the porous layer forms at least a portion of the outer surface of the orthopaedic implant device. | 03-22-2012 |
| 20120097645 | METHOD FOR BEAM WELDING ON COMPONENTS - In a method for beam welding on components with a laser beam or electron beam generated by a beam source, the heat treatment of the welded component required to remove stresses is integrated into the welding process. In a work cycle combined with the welding process, a regulated heat supply to a selected region takes place, according to its residual heat resulting from the welding process and the predicted stresses in that region, using the residual heat remaining from the welding process following the welding process from the same or other beam source(s). The welding region is cooled in a controlled manner, so that welded components which are likely to be subject to high stress in use, provided for example for a aircraft engine, can be made available without inherent stresses and with the desired microstructure in a single—combined—work step. | 04-26-2012 |
| 20120205348 | SUPPORT STRUCTURE FOR LINEAR FRICTION WELDING - A method and apparatus for fixturing an airfoil stub during linear friction welding are described. Critical clamping support structures are manufactured by a direct digital manufacturing process such as direct metal laser sintering to minimize time and expense of the process. | 08-16-2012 |
| 20120241421 | WELDING METHOD AND APPARATUS - A welding apparatus for welding a work-piece includes an energy source configured to generate a weld in a zone of the work-piece, with the work-piece characterized by a layer. The apparatus also includes a first wheel characterized by a first circumference and a first set of protrusions disposed on the first circumference, and a second wheel characterized by a second circumference and a second set of protrusions disposed on the second circumference. Each of the first and second wheels is configured to rotate relative to the work-piece, and the first and second sets of protrusions are configured to disrupt the layer as the work-piece is traversed between the first and second wheels. The energy source generates the weld in the zone of the work-piece following the disruption of the layer. A method employing the disclosed welding apparatus is also provided. | 09-27-2012 |
| 20120241422 | BEAM WELDING OF A MULTI-SHEET WORK STACK HAVING A REDUCED THICKNESS FEATURE - A method for beam welding a multi-sheet work stack includes providing a reduced thickness feature in a first sheet, positioning the first sheet adjacent to a second sheet to define a first welding interface, and positioning a third sheet adjacent to the second sheet to define a second welding interface. A laser or electron beam is directed through the first sheet at the feature to form a fusion weld at one of the welding interfaces. A second beam may be directed onto the other interface to form a second fusion weld. Providing a reduced thickness feature in the first sheet may include forming the feature with the beam and mechanically pre-forming the feature. One of the interfaces may be pre-heated using the beam, and the beam may be split using a beam splitter to form multiple beams. A welded assembly formed via the method is also disclosed. | 09-27-2012 |
| 20120267344 | WELDED COMPONENT, A WELDED GAS TURBINE COMPONENT, AND A PROCESS OF WELDING A COMPONENT - A welded component, a welded gas turbine component, and a process of welding a component are disclosed. The welded component includes a first alloy, a second alloy, and a weld positioned between the first alloy and the second alloy. The weld is formed by a first shim and a second shim being beam welded. | 10-25-2012 |
| 20130008879 | METHOD AND SYSTEM FOR HYBRID DIRECT MANUFACTURING - A method for hybrid direct manufacturing is provided. The method involves depositing a foundation of material onto a substrate platform or base plate. The foundation serves as a foundation for a block of material (a monolith) to be welded thereon. Once the foundation is created, the monolith or block of material may be placed against the foundation. The foundation may be created such that its boundary matches with the boundary of the monolith that will be welded on top of the foundation. Next, the monolith is welded to the foundation using a high energy beam such as an electron beam. The method may also involve depositing a layer of material on or adjacent to the monolith. | 01-10-2013 |
| 20130087534 | APPARATUS AND METHOD FOR LASER CLEANING OF COATED MATERIALS PRIOR TO WELDING - A system and method is provided where a coated work piece is welded at high speeds with minimal porosity and spatter. The coating on the work piece is removed or ablated by a high energy heat source prior to being welded in a welding operation, such that high welding speeds are attained. The high energy heat source is positioned upstream of the welding operation to vaporize any surface coatings on a work piece. | 04-11-2013 |
| 20130126484 | ELECTRON BEAM WELDING METHOD - An electron beam welding method capable of restoring toughness even when high heat input welding is performed. The electron beam welding method comprises: forming a first weld bead ( | 05-23-2013 |
| 20130140281 | TRUSS-SHAPED ENGINE PYLON AND METHOD OF MAKING SAME - An aircraft engine pylon comprises a top wall, a bottom wall, a left side wall, and a right side wall. The left side wall includes a left truss structure along with a left upper ledge and a left lower ledge. The right side wall includes a right truss structure along with a right upper ledge and a right lower ledge. The top wall is joined with the left upper ledge and the right upper ledge and an upper truss structure is formed in the left upper ledge, the right upper ledge, and the top wall. The bottom wall is joined with the left lower ledge and the right lower ledge and a lower truss structure is formed in the left lower ledge, the right lower ledge, and the bottom wall. | 06-06-2013 |
| 20130168368 | METHOD FOR JOINING TWO BARS END-ON BY MEANS OF ELECTRON BEAM WELDING - A method for joining a first bar end-on to a second bar by means of electron beam welding at a welding point is provided. The method includes the following steps, aligning the two bars with each other along a longitudinal axis, applying a sleeve, which surrounds the welding point in the circumferential direction with respect to the longitudinal axis, welding at the welding point by means of electron beam welding, wherein an electron beam welding apparatus is made to pass along an advancing direction, along in relation to a surface of the sleeve and along the welding point, and removing the sleeve. | 07-04-2013 |
| 20130206734 | METHOD FOR PRODUCING A CELLULAR WHEEL - The invention relates to a method for producing a cellular wheel made of metal, wherein a tool ( | 08-15-2013 |
| 20140144890 | Method for connecting different types of metallic joining partners using a radiation source - A method for connecting different types of metallic joining partners using a radiation source, the two joining partners, having a different melting temperature, at least indirectly making contact lying against each other in the region of a joining zone, and the radiation source introducing its radiation energy into the one joining partner in a region next to the joining zone. It is provided that, because of the radiation source in the joining zone only the joining partner having a lower melting temperature is melted. | 05-29-2014 |
| 20140183169 | METALLIC PROBE, AND METHOD AND APPARATUS FOR FABRICATING THE SAME - A sharpened metallic probe having a top of main body including a carbon-containing metal and a method and an apparatus for fabricating the metallic probe. A metallic probe with an extremely sharpened tip is obtained by inducing a field emission from the tip of the main body of the metallic probe where a nanotube is joined thereto, heating and melting locally the tip of the main body of the metallic probe by a Joule heating, and tearing the nanotube toward a counter electrode by a Coulomb attractive force. | 07-03-2014 |
| 20140291301 | WELDING METHOD FOR OUTER JOINT MEMBER OF CONSTANT VELOCITY UNIVERSAL JOINT, AND OUTER JOINT MEMBER - A welding method for an outer joint member of a constant velocity universal joint includes constructing a cup section having track grooves, which engage with torque transmitting elements, formed along an inner periphery thereof and a shaft section that is formed on a bottom portion of the cup section by two or more separate members, joining a cup member forming the cup section and a shaft member forming the shaft section, and melt-welding end portions of the cup member and the shaft member. The cup member and the shaft member are shaped so that a sealed hollow cavity portion is formed when the end portions of the cup member and the shaft member are brought into abutment against each other, the melt-welding of the end portions being performed when the sealed hollow cavity portion is under atmospheric pressure or lower. | 10-02-2014 |
| 20140339204 | THREAD TENSIONING MEMBER IN WELDED HEADER STRUCTURE - An improved header assembly and corresponding port assembly comprising a tensioning member, wherein the tensioning member is isolated and separate from the weld portion and is adapted to place a threaded portion between the header assembly and port assembly in tension and maintain such tension, and thus relieve tension from the weld, before and after welding, thereby increasing the lifespan of the header and port assemblies. | 11-20-2014 |
| 20160001427 | SYSTEMS AND METHODS FOR WELDING - A welding fixture including an electromagnet, a non-magnetic support configured to receive at least two sheets of material to be welded, and one or more clamping shoes configured to cooperate with the electromagnet to apply a clamping pressure to the at least two sheets of material and the non-magnetic support as a result of a magnetic force produced by the electromagnet is provided. A first of the at least two sheets of material is in contact with at least one of the one or more clamping shoes, and a second of the at least two sheets of material is in contact with at least the non-magnetic support. The one or more clamping shoes being shaped such that a perimeter defined by the one or more clamping shoes is located in the vicinity of a defined weld line to be welded on the at least two sheets of material, the weld line remaining substantially free from optical obstruction during production of the magnetic force. | 01-07-2016 |
| 20160158875 | Fabrication Method of Steam Turbine Blade Equipped with Erosion Shield - A fabrication method of a steam turbine blade equipped with an erosion shield includes the steps of preparing constituent elements including the steam turbine blade having a blade part, the erosion shield to be joined to a leading edge part of the blade part on the tip side thereof, and a shim to be disposed between the blade part and the erosion shield, any of the constituent elements having a backing part to serve as a backing for preventing burn through of molten metal at the time of the electron beam welding; assembling the constituent elements; performing electron beam welding to the leading edge part of the blade part, the erosion shield and the shim while utilizing the backing; and machining including removal of the backing part, after the electron beam welding, thereby forming the steam turbine blade in the shape of a final product thereof. | 06-09-2016 |
| 219121150 | Deposition (e.g., sputtering) | 2 |
| 20100193480 | DEPOSITION OF MATERIALS WITH LOW DUCTILITY USING SOLID FREE-FORM FABRICATION - A solid free-form (SFF) method is used to manufacture a component from successive layers of feedstock material with low ductility. A plasma stream is created by energizing a flowing gas using an arc electrode, the arc electrode having a variable magnitude current supplied thereto. The plasma stream is directed to a predetermined targeted region to preheat the predetermined targeted region prior to deposition. The current is adjusted and the feedstock material is introduced into the plasma stream to deposit molten feedstock in the predetermined targeted region. The current is adjusted and the molten feedstock is slowly cooled at an elevated temperature, typically above the brittle to ductile transition temperature of the feedstock material, in a cooling phase to minimize the occurrence of material stresses. | 08-05-2010 |
| 20130180962 | Methods and Systems for Raster Scanning a Surface of an Object Using a Particle Beam - A method of raster scanning a surface of an object using a particle beam comprises determining a basic set of raster points within a surface; determining a surface portion of the surface of the object, wherein the surface portion is to be raster scanned; ordering a set of raster points of the basic set located within the surface portion; and scanning of the surface portion by directing the particle beam onto the raster points of the ordered set in an order corresponding to an order of the raster points in the ordered set from the outside to the inside, i.e. starting from the boundary of the surface portion towards its center, or in the reverse order, i.e. from the inside to the outside. | 07-18-2013 |
| 219121160 | Melting | 10 |
| 219121170 | Methods | 10 |
| 20080237200 | Melting Furnace Including Wire-Discharge Ion Plasma Electron Emitter - An apparatus for melting an electrically conductive metallic material includes a vacuum chamber and a hearth disposed in the vacuum chamber. At least one wire-discharge ion plasma electron emitter is disposed in or adjacent the vacuum chamber and is positioned to direct a wide-area field of electrons into the vacuum chamber, wherein the wide-area electron field has sufficient energy to heat the electrically conductive metallic material to its melting temperature. The apparatus may further include at least one of a mold and an atomizing apparatus which is in communication with the vacuum chamber and is positioned to receive molten material from the hearth. | 10-02-2008 |
| 20100000976 | Process for Repairing a Component Comprising a Directional Microstructure by Setting a Temperature Gradient During the Laser Heat Action, and a Component Produced by Such a Process - In one aspect, a repair method for repairing components comprising a base material with a directed microstructure is provided. The repair is performed in such a way that the repaired location correspondingly has a directed microstructure like the surrounding base material. A solder is applied in the region of a location to be repaired and is soldered to the component via heat exposure, a temperature gradient, i.e., for instance a temperature variation from a higher temperature to a lower temperature, is thereby produced in the region of the location to be repaired. | 01-07-2010 |
| 20100012629 | Ion Plasma Electron Emitters for a Melting Furnace - An apparatus for melting an electrically conductive metallic material comprises an auxiliary ion plasma electron emitter configured to produce a focused electron field including a cross-sectional profile having a first shape. The apparatus further comprises a steering system configured to direct the focused electron field to impinge the focused electron field on at least a portion of the electrically conductive metallic material to at least one of melt or heat any solidified portions of the electrically conductive metallic material, any solid condensate within the electrically conductive metallic material, and/or regions of a solidifying ingot. | 01-21-2010 |
| 20100270274 | Use of Beam Deflection to Control an Electron Beam Wire Deposition Process - A method for controlling an electron beam process wherein a wire is melted and deposited on a substrate as a molten pool comprises generating the electron beam with a complex raster pattern, and directing the beam onto an outer surface of the wire to thereby control a location of the wire with respect to the molten pool. Directing the beam selectively heats the outer surface of the wire and maintains the position of the wire with respect to the molten pool. An apparatus for controlling an electron beam process includes a beam gun adapted for generating the electron beam, and a controller adapted for providing the electron beam with a complex raster pattern and for directing the electron beam onto an outer surface of the wire to control a location of the wire with respect to the molten pool. | 10-28-2010 |
| 20110240607 | RASTER METHODOLOGY, APPARATUS AND SYSTEM FOR ELECTRON BEAM LAYER MANUFACTURING USING CLOSED LOOP CONTROL - A method for layer-by-layer manufacturing of a three-dimensional metallic work piece, comprising the steps of: delivering a metallic feed material in a substantially solid state into a feed region; emitting an electron beam having one or more predetermined electrical currents; translating the electron beam through a first predetermined raster pattern frame in an x-y plane that includes: a plurality of points within the feed region sufficient so that the metallic feed material is subjected to a melting beam power density level sufficient to cause melting of the metallic feed material and formation of a molten pool deposit; and a plurality of points in a substrate region that is outside of the feed region, sufficient so that the plurality of points outside the feed region is subjected to a substrate beam power density level that is different from (e.g., lower than) the melting beam power density level; monitoring a condition of one or both of the feed region or the substrate region substantially in real time for the occurrence of any deviation from a predetermined condition; upon detecting of any deviation, translating the electron beam through at least one second predetermined raster pattern frame in the x-y plane that maintains the melting beam power density level substantially the same as the first predetermined raster pattern frame, but alters the substrate beam power density level in a manner so that the monitored condition returns to the predetermined condition; and repeating the above steps at one or more second locations for building up layer by layer, generally along a z-axis that is orthogonal to the x-y plane, a three-dimensional layered metallic work piece. The teachings herein also contemplate an apparatus that includes an electronic control device that performs any of the methods herein, as well as articles made according to such methods. | 10-06-2011 |
| 20120223059 | APPARATUS AND METHOD FOR PRODUCING A THREE-DIMENSIONAL OBJECT - The invention concerns an apparatus for producing a three-dimensional object layer by layer using a powdery material which can be solidified by irradiating it with an energy beam, said apparatus comprising an electron gun for generating said energy beam and a working area onto which the powdery material is distributed and over which the energy beam sweeps during irradiation. The invention is characterized in that the apparatus is provided with a system for feeding controlled amounts of a reactive gas into the apparatus such as to contact the reactive gas with material positioned on the working area, said reactive gas being capable of, at least when having been exposed to the energy beam, reacting chemically and/or physically with the material positioned on the working area. The invention also concerns a method for operating an apparatus of the above type. | 09-06-2012 |
| 20140305914 | Composite Molded Body of Metal Member and Molded Resin Member, and Surface Processing Method of Metal Member - Crater-like intricate indents formed by melting and scattering of a metal surface are provided by irradiating with high density energy such as a laser beam or an electron beam the surface of the metal member. By using the irradiation condition that the crater-like indents have partially overlapped regions, gangue-like prominent portions formed by melting and scattering of the metal surface, a spherical metal splash formed at the top end of the prominent portions, and a roughed surface shape where particulate sputtering formed upon fabrication is secured. Thus, the molded resin intrudes into the constricted space formed by surface roughening to provide an anchoring effect against volume change of the resin in the direction where the resin is peeled from the surface of the metal member. | 10-16-2014 |
| 20150306700 | Machine and Method for Additive Manufacturing - A machine and method for additive manufacturing is offered which can eliminate static electricity of a powdered material without using an inert gas to thereby prevent scattering of the material. The additive manufacturing machine ( | 10-29-2015 |
| 20160016253 | MULTIPLE WIRE ELECTRON BEAM MELTING - An additive manufacturing system includes an electron beam gun with a multiple of independent wire feeders and a beam control system operable to control the electron beam gun and the multiple of independent wire feeders to maintain a multiple of melt pools to fabricate a three-dimensional workpiece. | 01-21-2016 |
| 20160375521 | PROCESSING NOZZLE, PROCESSING HEAD, MACHINING APPARATUS, AND CONTROL METHOD AND CONTROL PROGRAM OF PROCESSING NOZZLE - A machining apparatus that need not exchange a processing nozzle when changing a shaping condition, and increases the use efficiency of a material is disclosed. The processing nozzle that performs processing by ejecting a processing material toward a molten pool formed on a process surface by an energy line includes a cylindrical inner housing that incorporates a path through which the energy line passes, and ejects the energy line from one end, a cylindrical outer housing that incorporates the inner housing, and has an inner surface tapered in the ejection direction of the energy line ejected from the inner housing, and a slide mechanism that changes, along the energy line, the relative position of the outer housing with respect to the inner housing. The gap between the outer surface of the inner housing and the inner surface of the outer housing forms an ejection port for the processing material, and the size of the ejection port changes in accordance with a change of the relative position by the slide mechanism. | 12-29-2016 |
| 219121180 | Cutting | 12 |
| 20100126971 | PROCESS FOR PRODUCING THROUGH-HOLES IN SHEET MEMBERS - A process for producing through-holes in a sheet member to form a perforated article, such as an arcuate (non-planar) acoustic skin suitable for use in an acoustic panel of an aircraft engine nacelle. The process includes deforming a sheet member to have an arcuate shape with an arcuate surface, mounting and rotating the arcuate-shaped sheet member on a mandrel and then, while rotating the sheet member, directing an electron beam at the arcuate surface of the sheet member and deflecting the electron beam toward multiple locations on the arcuate surface to produce the through-holes through the sheet member in a defined hole pattern and thereby yield a perforated arcuate-shaped sheet member with holes having axes substantially normal to the arcuate surface. The holes are not subjected to elongation in a nonuniform manner after they are produced, and have the same transverse cross-sectional shape. | 05-27-2010 |
| 20100155375 | Machining Device and Method for Machining Material - The invention relates to a machining device ( | 06-24-2010 |
| 20100252538 | WORKPIECE PROCESSING USING A BEAM - A cutting machine includes a suction duct that is movable with a cutting head of the cutting machine, using a common drive. The suction duct is disposed beneath the workpiece support and coupled to the motion unit supporting the cutting head so that it moves with the motion unit while an opening of the suction duct remains positioned below the cutting head during a cutting operation. The suction duct removes cutting debris and dust, and protects underlying machine components from beam damage. | 10-07-2010 |
| 20110017711 | BEAM PROCESSING APPARATUS, BEAM PROCESSING METHOD, AND BEAM PROCESSED SUBSTRATE - A beam processing apparatus is provided in which a beam is irradiated to a layer | 01-27-2011 |
| 20110147347 | METHOD FOR CUTTING A MATERIAL LAYER BY MEANS OF A CUTTING BEAM - In the method for cutting a material layer ( | 06-23-2011 |
| 20110297651 | Spatially chirped pulses for femtosecond laser ablation through transparent materials - Temporal focusing of spatially chirped femtosecond laser pulses overcomes previous limitations for ablating high aspect ratio features with low numerical aperture (NA) beams. Simultaneous spatial and temporal focusing reduces nonlinear interactions, such as self-focusing, prior to the focal plane so that deep (˜1 mm) features with parallel sidewalls are ablated at high material removal rates. | 12-08-2011 |
| 20120012563 | PARTICLE BEAM-ASSISTED ULTRA-PRECISION MACHINING METHOD FOR SINGLE-CRYSTAL BRITTLE MATERIALS - The invention relates to a new technology which uses a surface modification method for ultra-precision machining, and in particular relates to a particle beam-assisted ultraprecision machining method for single-crystal brittle materials. The invention, the particle beam-assisted ultra-precision machining method for single-crystal brittle materials, can significantly improve machining accuracy, reduce surface finish and greatly reduce tool wear during ultra-precision machining of brittle materials. The method adopts the technical proposal that the method comprises of the following steps: a) utilizing simulation software to simulate modification parameters according to cutting depth, surface roughness and other machining requirements; b) using particle beams to bombard or irradiate the surface of a single-crystal brittle material to be machined, according to the energy and fluence obtained from the simulation results; c) utilizing ultra-precision cutting (or grinding) technology to perform ultra precise cutting on the single-crystal material which is bombarded or irradiated by the particle beams; and d) measuring and characterizing the surface quality of the machined material and comparing the improvement of the machined surface quality with that of the unmodified machined surface. The method is mainly used for machining the single-crystal brittle materials. | 01-19-2012 |
| 20120138581 | GAS-TURBINE-STATOR-VANE INSERT REMOVING DEVICE AND METHOD OF REMOVING GAS-TURBINE-STATOR-VANE INSERT - In a gas-turbine-stator-vane insert removing device with which welding metal that connects an insert collar, which protrudes outward from an outer circumferential surface of an insert, and a stator-vane-outer-shroud non-gas path surface, which surrounds the periphery of the insert collar, is removed by means of an arc discharge repeated at a short cycle between an electrode and a gas-turbine stator vane, a bottom surface of the electrode has the same plan-view shape as a plan-view shape of the welding metal. | 06-07-2012 |
| 20120145678 | Method for Producing a Hole - There are a multiplicity of methods of making through-holes. In particular in the production of a multiplicity of film-cooling holes, as in gas turbine blades or combustion chamber elements, small time advantages are also important when making a hole. The method according to the invention, to make the hole close to the final contour in each case in sections in a top and a bottom region in order to then produce the final contour with other laser parameters, achieves time advantages. | 06-14-2012 |
| 20130032582 | LAYER TRANSFER OF FILMS UTILIZING THERMAL FLUX REGIME FOR ENERGY CONTROLLED CLEAVING - A method and system for cleaving a film of material utilizing thermal flux. The method includes providing a substrate having a face and an underlying cleave region including a prepared initiation region. Additionally, the method includes subjecting the initiation region to a first thermal flux to form a cleave front separating the cleave region of the substrate to a film portion and a bulk portion. The method further includes subjecting an area of the bulk portion substantially in the vicinity of the cleave front to a second thermal flux to cause a temperature difference above and below the cleave region for inducing a propagation of the cleave front expanding the film portion to the area at the expense of the bulk portion. Furthermore, the method includes determining a scan path for the second thermal flux based on the cleave front. Moreover, the method includes scanning the second thermal flux to follow the scan path to further propagate the cleave front. | 02-07-2013 |
| 20150060416 | Electron-Beam Supported Production Of Electrical Components - A method for producing an electrical component is provided. The method includes steps of providing a continuous strip material and separating a section from the continuous strip material using an electron beam. | 03-05-2015 |
| 219121190 | Etching or trimming | 1 |
| 20100282720 | Exposure device and engraving apparatus - An exposure device engraves an image on the surface of a recording medium by scanning and exposing the recording medium with a light beam emitted from an exposure head. The exposure head comprises a light source for emitting a light beam, an exposure lens for causing the light beam to form an image on or close to the surface of the recording medium, a direction changer disposed upstream or downstream of the exposure lens in the direction in which the light beam travels, and/or inside of the exposure lens on the optical path of a light beam having a numerical aperture higher than a given numerical aperture to change the direction of the light beam having a numerical aperture higher than a given numerical aperture in such a manner as not to affect the process of engraving an image on a surface of the recording medium. | 11-11-2010 |
| 219121210 | Chamber | 4 |
| 20090134127 | Electron beam heating system having carbon nanotubes - An electron beam heating system includes a cathode, an anode, a CNT string and a chamber. The CNT string includes an end portion and an emission portion, and the end portion is contacted with and electrically connected to the cathode. The cathode, the anode and CNT string are arranged in the chamber. The CNT string is composed of a plurality of CNT bundles packed closely, each of the CNT bundles comprises a plurality of CNTs, the CNTs are substantially parallel to each other and are joined by van der Waals attractive force. Electron beams emitted from the emission portion bombard and heat a predetermined point on the anode. The heating efficiency of the electron beam heating system is high. | 05-28-2009 |
| 20130098882 | ELECTRON BEAM PLASMA SOURCE WITH SEGMENTED BEAM DUMP FOR UNIFORM PLASMA GENERATION - A plasma reactor that generates plasma in a workpiece processing chamber by an electron beam, has an electron beam source and segmented beam dump that is profiled to promote uniformity in the electron beam-produced plasma. | 04-25-2013 |
| 20130098883 | ELECTRON BEAM PLASMA SOURCE WITH PROFILED MAGNET SHIELD FOR UNIFORM PLASMA GENERATION - A plasma reactor employs an e-beam source to generate plasma, and the e-beam source has a configurable magnetic shield. | 04-25-2013 |
| 219121230 | Monitoring | 1 |
| 20100243618 | TEMPERATURE CONTROL METHOD FOR HEATING APPARATUS - A temperature control method for a heating apparatus including a chamber which can be evacuated and has a conductive portion, a filament which is positioned in the chamber, a first power supply which supplies a current to the filament, a second power supply which applies, to the filament, a voltage for acceleration to the chamber, an ammeter which measures a current of the filament, and a voltmeter which measures the acceleration voltage, the method comprises a first step of evacuating an interior of the chamber; a second step of supplying the filament current from the first power supply to the filament after the first step; a third step of applying the acceleration voltage to the filament after the second step; and a fourth step of controlling the acceleration voltage to keep a surface temperature of the chamber to be lower than a temperature of the filament after the third step while keeping constant the filament current from the first power supply. | 09-30-2010 |
| 219121250 | Shaping | 2 |
| 20130068734 | ROLLER MOLD MANUFACTURING DEVICE AND MANUFACTURING METHOD - A phenomenon where a depicted pattern becomes unclear owing to a rotational runout of a roller mold in the direction of a rotary shaft is suppressed while restraining an increase in the cost. For the purpose of achieving the above, a roller mold manufacturing device ( | 03-21-2013 |
| 219121270 | With electrode or gun structure | 1 |
| 20120138582 | ENGINE-DRIVEN GENERATOR SPEED CONTROL SYSTEM AND METHOD - A system and method are provided for controlling an internal combustion engine driving a generator/welder or a stand-alone generator. Controlling the engine may include altering the engine speed based upon a detected demand on the generator and/or operating parameters of a welder. For example, the engine speed may be increased based on a detected draw on the generator and/or the operating parameters of the welder. In addition, the engine speed may be automatically decreased to a non-standard idle speed or the engine may be automatically turned off if no demand is detected for a period of time. Additionally, the engine speed may be increased if only frequency-insensitive demands are detected on the generator. Combinations of these and further methods may be executed. Various devices are provided for implementing the above methods. | 06-07-2012 |
| 219121280 | Position control | 3 |
| 20100102039 | GEMSTONE POSITIONING FIXTURE - A gemstone positioning fixture, including a base and a cover plate applied over the base. The cover plate has apertures, one for each gem to be worked on. At least one biasing member is positioned beneath the plate. The biasing member applies an upward force to the gems to contact the cover plate. The plate is formed of materials that conduct electricity, so as to conduct any charged particles away from the gem work surface. | 04-29-2010 |
| 20140175066 | MANUFACTURING MACHINE WITH MAGNETIC FIELD BEAM STEERING - According to an example embodiment, a machine includes, among other things, a housing and a support situated for supporting a work piece in a selected position relative to the housing. A radiation source is situated for emitting a beam of radiation in the housing. A magnetic field generator is situated for generating a magnetic field in the housing near the support. The magnetic field has a selectively variable strength at a plurality of locations in the housing for selectively steering the beam of radiation toward the support. | 06-26-2014 |
| 219121290 | Swept or scanned | 1 |
| 20140312009 | DEVICE TO IMPROVE IRON LOSS PROPERTIES OF GRAIN-ORIENTED ELECTRICAL STEEL SHEET - This device scans a high-energy beam in a direction traversing a feed path of a grain-oriented electrical steel sheet having subjected to final annealing so as to irradiate a surface of the steel sheet being passed through with the high-energy beam to thereby perform magnetic domain refinement, the device including an irradiation mechanism for scanning the high-energy beam in a direction orthogonal to the feed direction of the steel sheet, in which the irradiation mechanism has a function of having the scanning direction of the high-energy beam oriented diagonally, relative to the orthogonal direction, toward the feed direction at an angle determined based on a sheet passing speed of the steel sheet on the feed path. | 10-23-2014 |
| 219121330 | With fluid supply (e.g., shielding gas or coolant) | 1 |
| 20100147807 | Electron beam annealing apparatuses and annealing methods using the same - Electron beam annealing apparatuses for annealing a thin layer on a substrate and annealing methods using the apparatuses are provided. The electron beam annealing apparatuses may include an electron beam scanning unit that may scan a pulsed electron beam onto a substrate. | 06-17-2010 |
| 219121340 | Power supply | 1 |
| 20100294743 | ELECTRIC DISCHARGE DEVICE - To provide an electric discharge device capable of performing an optimum process that achieves a high-quality process in a satisfactory quality of processing precision and the like. In an electric discharge device that processes a workpiece by electric discharge, a reserve electric-discharge pulse is applied by alternately switching between a positive polarity and a reverse polarity, and a current waveform shape of a main electric-discharge pulse is differentiated corresponding to a polarity of a reserve electric-discharge pulse, to a main electric-discharge pulse to be applied after detecting electric discharge following the reserve electric-discharge pulse. With this arrangement, a processing current shape can be optimized corresponding to an electric discharge characteristic, and thus a high-precision process can be performed. | 11-25-2010 |
| 219121350 | Methods | 5 |
| 20090145886 | Titanium aluminium component - A joining of a titanium material with an aluminium material, wherein the parts made of the two substances are connected with each other in a substance-to-substance manner. Preferably, the joining is effected by a laser beam or an electron beam. | 06-11-2009 |
| 20110284503 | SYSTEM AND METHOD FOR HEAT TREATING A WELD JOINT - A system for heat treating a weld joint includes a beam generator that produces a beam directed at the weld joint. A beam splitter between the beam generator and the weld joint diverts a portion of the beam along a path. A reflector receives the diverted portion of the beam and directs it to a point at the weld joint. A modulator in the path controls passage of the diverted portion of the beam. A method for heat treating a weld joint includes directing a beam at the weld joint, diverting a portion of the beam, and reflecting the diverted portion of the beam in the direction of the weld joint. The method further includes modulating the diverted portion of the beam to control the passage of the diverted portion of the beam. | 11-24-2011 |
| 20110315664 | METHOD FOR TREATING A PART MADE FROM A DECOMPOSABLE SEMICONDUCTOR MATERIAL - The present provides methods for treating a part made from a decomposable semiconductor material, and particularly, methods for detaching a surface film from the rest of such a part. According to the provided methods, a burst or pulse of light particles of short duration and very high intensity is applied to the part in order to selectively heat under substantially adiabatic conditions an area of the part located at a predefined depth from the surface to a temperature higher than the decomposition temperature of the material, and subsequently a surface film is detached from the rest of the part at the heated area. In preferred embodiments, the decomposable semiconductor material comprises Ga, or comprises Al | 12-29-2011 |
| 20120103945 | Method And Apparatus For Laser Machining - Laser processing is enhanced by using endpointing or by using a charged particle beam together with a laser. End-pointing uses emissions, such as photons, electrons, ions, or neutral particles, from the substrate to determine when the material under the laser has changed or is about to change. Material removed from the sample can be deflected to avoid deposition onto the laser optics. | 05-03-2012 |
| 20120267345 | METHOD OF MANUFACTURING A COMPONENT - Apparatus for manufacturing a component and a method of manufacturing a component. The method comprises the steps of directing a beam of energy to heat a working region of a substrate and adjusting the cross sectional shape of the beam to thereby generate a variety of predetermined cross sectional shapes of working region while the beam is being directed onto the substrate. Thus the distribution of energy delivered to the substrate is controlled during the manufacturing process. The cross sectional shape and area of the beam is repeatedly monitored and compared to a library of predetermined cross sectional shape(s) and area(s). | 10-25-2012 |
