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Patent Searching and Data


Matches 351 - 400 out of 5,929

Document Document Title
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...  
WO/1999/028618A1
A fuel injection device for internal combustion engines comprises a fuel injection pump (5) which can be placed in the housing of the internal combustion engine and is axially clamped by a clamping sleeve (9) with a fuel injection valve ...  
WO/1999/001249A1
The invention concerns a method for welding coated sheets with a laser beam, characterised in that it consists in providing an energy beam (1) directed on the welding zone of the sheets (2, 3) and adapted to drive the coating steam vapou...  
WO1998029267A3  
WO/1998/029267A2
An improved vehicle wheel and method for producing the same, the vehicle wheel including a rim including at least an inboard portion, generally axially extending well, and an outboard portion, and a disc including at least an inner annul...  
WO/1998/022249A1
The present invention pertains to a process of interlocking two parts in positive material fit, comprising the following steps: manufacturing of the first part with a first surface intended for the positive material interlocking; manufac...  
WO/1998/022633A1
The present invention pertains to a high-temperature aluminium material intended for use in the production of internal combustion engine pistons and obtained by mechanically alloying aluminium powders and one or more aluminium alloy addi...  
WO/1998/017435A1
A welding method for improving the durability and strength of fusion weld joints in metal structures; the method is especially beneficial for metal structures fabricated from nickel-titanium alloy (nitinol) and for medical devices.  
WO/1998/010884A1
The invention concerns a method for beam welding of hardenable steels using a short-time heat treatment. The invention is specially useful in the automobile and engineering industries. At first a short-time heat treatment as single defin...  
WO/1997/050102A1
A switching contact system (11) for a low voltage power switch (1) has a bus bar (26) to which are secured cable-shaped flexible conductors (25). The flexible conductors (25) are mounted between a connection surface (30) of the bus bar (...  
WO/1997/045228A1
The track section (10) consists of two part-tracks (12, 14, 16) formed of various materials welded together using an intermediate element (18, 20), in particular a switch piece, such as a common crossing, with connecting rails manufactur...  
WO/1997/041980A1
The invention relates to an arrangement for producing expanded material (8), in particular sheet-like metal webs (2). Said arrangement has cutting means (3) for producing contiguous strips from sheet webs (5), and means (6, 7) for expand...  
WO/1997/028401A1
A composite overwrapped pressure vessel (COPV) is manufactured by combining a thin liner (20) made of a metal having a high modulus of elasticity and high ductility, a high-performance composite overwrap (50) and a high-performance film ...  
WO/1997/007351A1
An annular seal assembly comprises a stretchable annular seal member (32); and an actuating assembly (25, 27) to which the seal member is mounted, the actuating assembly being adapted to move the seal member between a sealing position an...  
WO/1997/000973A1
A metallurgical or chemical oxygen nozzle including an oxygen lance head (1) for pointing at a metallurgical melt. The nozzle comprises a front surface (40) and an assembly of at least two substantially concentric tubes (20, 30), said fr...  
WO/1996/033837A1
The description relates to a process for preparing the surface of a workpiece (1) with a metal substrate material in which recesses (3) of a predetermined geometrical shape are made in the surface by means of a laser or electron beam.  
WO/1996/033041A1
A welding method uses a high energy density radiation beam such as an electron beam or preferably a substantially continuous wave laser beam (48) to weld a pair of sheets (40, 42) using an oblong focused beam spot (50). The radiation bea...  
WO/1996/032219A1
A method of butt welding a pair of sheets (30, 32) minimizing or eliminating edge preparation of filler metal. Sheet edges (34, 36) are abutted with a surface mismatch (48) so that a portion (88) of the edge of the mismatched sheet (32) ...  
WO/1996/030160A1
A continuous butt-welding process and device for metal sheets, useful in particular for building car bodies in the car industry by beam welding, allow metal sheets laid on conveyor paths to be precisely joined and welded without the need...  
WO/1996/030678A1
A seal assembly is provided intended to locate sealing means (13, 14) between a housing (10, 11) and another member (15) which may be fixed or rotating. A housing for the sealing member is formed of two parts (10, 11) between which the s...  
WO/1996/026807A1
A method of lap welding for producing a welded lap joint (110) having good integrity, high peel strength, high tensile strength, high fatigue resistance, where the overlapped sheets (30, 32) are fused together across their region of over...  
WO/1996/024107A1
An ultrahigh vacuum focused ion beam micromilling apparatus and process are disclosed which can achieve high aspect ratios in a chemical-assist free environment. An ultrahigh vacuum chamber (10) includes a number of ports for viewing to ...  
WO/1996/022841A1
The present invention is for a high-speed, commercial-scale means for deposition of films and coatings on a substrate. The PIBAD (pulsed ion beam assisted deposition) processes [Fig. 4] allow notonly deposition, but also special modes of...  
WO/1996/022854A1
Two components (42, 44) are bonded together by placing a layer of braze filler metal between and in contact with the faying surfaces, and then directing a high energy beam (46) through one of the components, through the faying surfaces a...  

Matches 351 - 400 out of 5,929