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Patent Searching and Data


Matches 351 - 400 out of 5,988

Document Document Title
WO/2004/014596A1
The invention relates to a method and a device for welding components which are made of steel and which have protective layers. Said protective layers have an evaporation temperature which is lower than that of the steel. When welding sa...  
WO/2003/097292A1
A welding method for joining a plurality of members to each other by fusion welding capable of facilitating a welding treatment and increasing a joining strength, comprising the steps of allowing the joining portion (41) of the other mem...  
WO2003028938A9
Disclosed is a workpiece feeder device for an electron beam processing device which can reduce the cycle times for the replacement of workpieces during vacuum processing by means of a multifunctional workpiece holding device.  
WO/2003/087439A1
In order to obtain epitaxial growth according to state of the art, a plurality of strips often need to be regularly produced on a plane in order to form a repairing area. This leads to an overlapping and incorrect orientation of crystall...  
WO/2003/068444A1
As a rule, electron beam welding takes place in a vacuum. However, this means that the workpieces in question have to be placed in a vacuum chamber and have to be removed therefrom after welding. This is time−consuming and a serious li...  
WO/2003/043773A1
A method and apparatus are provided for rapid production of high-strength metal structures. A computerized model of the structure is created, then the model is sliced into horizontal layers (17). A computer-controlled gantry (21) control...  
WO/2003/042508A1
The invention relates to a method for the production of a valve seat (5) for a cylinder head of an internal combustion engine. According to said method, an additional material is melted with the cylinder head by applying energy in the si...  
WO/2003/031111A1
The invention concerns a method for overlapping welding of two coated metal sheets (1, 2) with a beam of high energy density (11), characterized in that it consists in splitting the beam (11) into a first sub-beam (12) passing through bo...  
WO/2003/028938A1
Disclosed is a workpiece feeder device for an electron beam processing device which can reduce the cycle times for the replacement of workpieces during vacuum processing by means of a multifunctional workpiece holding device.  
WO2002078044A3
A plasma generator generates positive ions and negative ions in a plasma. An ion extracting portion (4, 5) selectively extracts the generated positive ions and negative ions from the plasma, and accelerates the extracted ions in a predet...  
WO2002094497A3
A method of operating on a workpiece comprises causing relative movement between the workpiece and a power beam in a traverse direction so as to expose a series of locations on the workpiece to the power beam. At each location the power ...  
WO/2002/099194A1
The invention relates to a frog for points, which are used in rail installations and are welded to the rail track of rail installations. The frog is configured as a rigid frog (1), consisting of two standard rail halves, which are connec...  
WO/2002/094497A2
A method of operating on a workpiece comprises causing relative movement between the workpiece and a power beam in a traverse direction so as to expose a series of locations on the workpiece to the power beam. At each location the power ...  
WO/2002/078044A2
A plasma generator generates positive ions and negative ions in a plasma. An ion extracting portion (4, 5) selectively extracts the generated positive ions and negative ions from the plasma, and accelerates the extracted ions in a predet...  
WO/2002/072306A1
The invention relates to a method for assembling a camshaft by using a shaft (10) and a plurality of cams (21-26) comprising respectively an opening for the shaft. According to the invention, the cams are disposed in a tight manner in a ...  
WO/2002/052611A1
The invention relates to electron beam devices. The inventive electron beam projector comprises a beam waveguide and an accelerating anode fixed thereto. Said accelerating anode is connected with the aid of high-voltage insulators and th...  
WO/2002/047865A1
The present application pertains to unconventional sputter target/backing plate assemblies (10) for high power operation and to the low temperature method of making them. The sputter target/backing plate assemblies (10) comprise targets ...  
WO/2002/036281A1
A different-thickness, different-material tailored blank material excellent in formability, capable of avoiding a rupture on a low-strength (or low plate-thickness) material side caused by strength rate controlling when press-forming a d...  
WO/2002/034456A1
According to the inventive process for closing the gap (3) between the parts (1, 2) in advance during a welding operation, a powder (9) is introduced into the gap and kept there by a magnetic field (15).  
WO/2002/034449A1
Should several simultaneously-operating, functional elements (2) be required on processing workpieces (10, 11), a particular support arrangement for the functional elements is thus required, in order to hold the above in the working posi...  
WO/2002/021962A1
Articles and method for making composite articles, such as jewelry items, exemplified by finger rings, bracelets, earrings, body jewelry, etc., or medical, dental, and industrial devices or components are taught. A method of manufacturin...  
WO/2002/006557A1
Method and apparatus for measuring distribution of cluster ion sizes in a gas cluster ion beam 'GCIB' (154) and for determining mass distribution and mass flow of cluster ions without magnetic or electrostatic mass analysis. A Faraday en...  
WO/2001/091962A1
The invention relates to a composite tool comprised of a metallic supporting part and of at least one working part of the like with different material compositions. Said parts are metallically joined to one another. The inventive composi...  
WO/2001/072463A1
The invention relates to powder metallurgy, in particular to methods for processing articles with the aid of powder materials, using cathode-ray surfacing process. The invention can be used for recovering worn down surfaces of various ar...  
WO/2001/070450A1
A method for manufacturing a near net-shape mold from a weldable material, including creating a computer model of a mold portion (30, 32), analytically sectioning the computer model of the mold portion into a plurality of mold zones (22)...  
WO/2001/067501A1
The invention relates to reducing Focused Ion Beam (FIB) differential sputter rates in crystalline materials. In integrated circuits, copper-based interconnects are beginning to replace aluminum-based interconnects. Unfortunately, FIB sp...  
WO/2001/043911A2
Process for butt joining and welding of at least two steel blanks (10) by means of a high energy beam, preferably laser or electron beam; in which the edges to be welded of said parts are brought together, aligned in a specific geometric...  
WO/2001/030529A1
A welding unit (1) comprises several reduction stages and a transfer device which permit formation of the tube from the blank sheet thereof without damage to the outer surface.  
WO/2001/017722A1
The invention concerns a method for welding a stack of sheet metals comprising at least a top sheet metal (10) and a bottom sheet metal (12) one of which at least is coated with a metal coating. The invention is characterised in that it ...  
WO/2001/003879A1
A low temperature target and backing plate bonding process and assemblies made thereby. A plurality of male projections (8) are formed in one member (2) of the assembly with a plurality of corresponding female recesses (9) formed in the ...  
WO/2001/002128A1
The invention relates to a method for describing a predetermined desired course (1) with a beam consisting of particles or waves. A movable device for directing a beam influences the direction of the beam, which describes an actual cours...  
WO/2001/001100A1
The invention relates to a method for reducing wobbling of a rotating rotor body (1) which is mounted in a freely suspended manner and which comprises reflecting surfaces (13) on the outer periphery thereof. According to the inventive me...  
WO/2000/078561A1
A method for welding a retaining ring (16) on the axle stub (2) of a vehicle bearing unit, said bearing unit comprising an outer ring, rolling elements and a two part inner ring (4, 6), one part of said inner ring being constituted by an...  
WO/2000/079116A1
The invention relates to a thrust chamber housing (1) for a propulsion thruster used for aerospace applications which is fastened to an injection head (2) with the first end (3) thereof. In addition, the thrust chamber housing comprises ...  
WO/2000/075388A1
A steel material which has excellent suitability for welding with a high-energy-density heat source; and a welded structure of the same. They are characterized in that the steel material and the part influenced by welding heat and option...  
WO/2000/072221A1
Apparatus (10) for performing patterned cleaning of substrate surfaces (11) includes substrate (11), energetic beam (12) directed to the substrate (11), material carrier element (14) having a deposition layer (16), and a control unit (8)...  
WO/2000/072224A1
A material delivery system (10) is provided for miniature structures fabrication which has a substrate (11), a material carrier (15) having a deposition layer (16), and a laser beam (12) directed towards the material carrier element (15)...  
WO/2000/072223A1
Pulse-position synchronization is provided in miniature structure manufacturing processes which is carried out in a fabrication tool (10) having a target (23), a source (11) of energy generating pulses of energy, and a control unit (15) ...  
WO/2000/072222A1
An apparatus (10) is provided for fabrication of miniature structures which includes a substrate (11), a controllable energetic beam (12), a deposition layer (10) supported on a material carrier element (14) and a control unit (18) opera...  
WO/2000/058783A1
A highly reliable optical device fabricated by irradiating the surface of a mechanically polished crystal optical with an ion beam to remove the surface layer having residual abrasive grains. Laser damage to the optical element is preven...  
WO/2000/055382A1
The invention relates to a method for producing a cage for antifriction bearings which consists of two lateral rings (1) that are interlinked via webs, said cage being rolled to a cylindrical or cone-shaped form from a planar strip once ...  
WO/2000/053366A1
During the welding of tailored blanks, the edges (2', 3') of the sheets (2, 3) are detected in the welding device (1) by sensing elements (6, 7). One of the edges is designated a reference edge and the other is adapted to this reference ...  
WO2000018985A3
The invention relates to a method for heating metal components using electron irradiation in a vacuum chamber. In order to uniformly heat the metal components in all areas thereof, the invention provides that multilayer holding elements ...  
WO/2000/018985A2
The invention relates to a method for heating metal components using electron irradiation in a vacuum chamber. In order to uniformly heat the metal components in all areas thereof, the invention provides that multilayer holding elements ...  
WO/2000/005518A1
A damping plate capable of suppressing a production cost to a low level and eliminating a dislocation from occurring on a substrate starting with a cracking even if an external force is applied to it from a side direction, wherein a line...  
WO/1999/067041A1
The invention refers to a method of joining at least four heat transfer plates (2) to a plate package for a plate heat exchanger. Each heat transfer plate (2) comprises an outer edge portion (10) extending around the heat transfer plate ...  
WO/1999/058287A1
A method for joining a cast part (1) and a case-hardened steel part (2) by means of welding. The inventive method consists in removing a large part of the surfaces that are to be welded (3, 7) from the parts (1, 2) that are otherwise fin...  
WO/1999/052328A1
An oven (10) for cooking a food product (12), at least partially by hot gas flow and at least partially by microwave energy, includes a housing (14) defining a cooking chamber (16) for receiving a food product for cooking, and a conduit ...  
WO/1999/042697A1
A method and apparatus are provided for use in fabricating rotary cone drill bits from multiple drill bit segments. Each drill bit segment (40) preferably includes a first portion (50) with mating surfaces (61, 62) designed to be aligned...  
WO/1999/034027A1
A welding technique whereby the passivation of chromiun oxide is conducted simultaneously with welding to realize treatment in a short time and in its turn to improve the productivity. Specifically, a technique for welding a weld materia...  

Matches 351 - 400 out of 5,988