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Patent Searching and Data


Matches 351 - 400 out of 4,336

Document Document Title
WO/2004/036043A1
A Moineau stator includes a tube (10) having lobes (3) arranged in a configuration which is adapted to interact with a rotor and formed through a hydroforming process.  
WO/2004/033127A2
A method of stretch forming an aluminum metal sheet that includes the steps of placing an aluminum metal sheet in a hot forming tool, forming a shaped part at an elevated temperature, removing the hot shaped part from the forming tool, a...  
WO/2004/028719A1
Methods for making skin panels suitable for use in aircraft structures and fuel tanks structures, such as fuselages and reusable launch vehicle propellant tanks. A first method includes the following steps: machining a starting plate to ...  
WO/2004/028720A1
A die (6) having a molding plane on the inner surface side and a plurality of grooves for molding beads formed in the molding plane along the circumferential direction is arranged on the outer circumferential side of a tubular material r...  
WO/2004/026596A1
The object is to provide a support body achieving weight saving while securing a predetermined strength and a method of producing the support body, and a pneumatic runflat tire. To this end, an aluminum tube (54) is electromagnetically m...  
WO/2004/027207A1
A centralizer for installing on a metal pipe. The centralizer includes a generally tubular body having a central opening sufficiently large to allow insertion therethrough of a pipe having an external diameter; a sidewall of substantiall...  
WO/2004/024359A2
A method of forming an elongated metal blank (10) into a structural component having a predetermined outer configuratio (A). The method includes providing a shape imparting cavity or shell section (200a, b) formed of a rigid material whi...  
WO2003013757A8
A method of forming a workpiece (18) comprises: holding the workpiece adjacent a mould (20); using a laser (30) to heat at least a part of the workpiece to a temperature sufficient to induce superplasticity; and applying a fluid pressure...  
WO/2004/015316A2
The invention relates to a method for producing a connection (1) between a peripherally closed hollow profiled piece (2) and a hollow part (3). The action of a fluidic internal high pressure assists in positively connecting the hollow pr...  
WO/2004/011317A1
A steering column device comprising a vehicle bracket attached to a vehicle body strength member, a steering column internally supporting a substantially cylindrical steering shaft for turning motion and having a distance section having ...  
WO/2004/007253A1
A steering column device having a steering column provided with a steering lock installation portion on the outer periphery of the column and swingably supporting a steering shaft, and a lock key for latching the steering shaft. The devi...  
WO/2004/004941A1
The invention relates to a method for fixing components (2) to peripherally closed hollow profiles (3). Walls (4,5) of the component (2) and the hollow profile (3) are connected to each other in a positive fit. In order to fix the compon...  
WO/2004/004939A1
The invention relates to a locking device for a device used for producing metal pieces that are transformed in a closed form tool. Said locking device at least comprises: - several tensioning loops (2), each of which is provided with at ...  
WO/2004/000480A1
A method for piercing a tube during liquid impact forming or hydroforming to form a hole with minimal deformation in the material surrounding the hole. The method includes the steps of: (1) filling the tube with liquid; (2) stamping the ...  
WO/2003/099485A1
A method of forming a structural member includes hydroforming the blank (15) to form a hydroformed member (12) and finishing the hydroformed member by positioning the wall of the hydroformed member between a die surface (32) and an elect...  
WO/2003/099484A1
The present invention relates to a press (10) of pressure cell type, a tray (20, 60, 60a, 60b, 60c, 60d, 70, 74) for use in a press of pressure cell type and a method. The tray comprises a tray frame, which defines a space (26) for arran...  
WO/2003/097268A1
The invention relates to a forming tool for forming sheet blanks in a diaphragm press (1) of the kind comprising a openable, closed pressure chamber (4), which is divided in a gas and liquid tight manner by means of a flexible diaphragm ...  
WO/2003/095126A1
A method of forming the outline of a can shell, comprising the step of pressing, from the outside, a pressing member (44), against the peripheral wall of the can shell (4) having an inside maintained at a specified pressure with gas to f...  
WO/2003/095187A1
A compression molding system and method, including a mold set and one or more hydraulic cylinders (42,44) that create a self−aligning and self−activating operating unit. The hydraulic cylinders can include a combination of activation...  
WO/2003/095122A1
The present invention relates to a method and a device for expansion forming of an article. According to at least one aspect of the invention, an expansion forming tool (40, 60, 90, 106, 122, 130, 156a, 156b) is pressure-compensated from...  
WO/2003/078669A1
A method and apparatus are provided for forming shapes and contours in metal sections by prestressing a workpiece and generating laser induced compressive stress on the surface of the metal workpiece. The step of prestressing the workpie...  
WO/2003/076096A1
Some metals, for example magnesium alloy, require pre-heating prior to fabrication processes such as forming. A conventional pre-heating practice of placing these metals in furnaces is time-consuming. An alternative practice of pre-heati...  
WO/2003/074207A1
The invention relates to a method for producing bent hollow bodies (10g) that comprise an inner arc and an outer arc. A starting hollow body with a flexible cross-sectional shape at least in the zone where it is supposed to be bent is be...  
WO2002032596A9
A method and apparatus for shaping a raw tube (40) into a formed part. The part can be configured within a die assembly including a hydroforming die structure (12, 14) and a pair of tube-engaging punches (81). The punches are inserted in...  
WO2003029069A3
A space frame (12) for a truck cab (10), the space frame (12) having a pair of hydroformed, longitudinally extending inner side rail members (42, 44), a laterally extending and hydroformed connecting member (52) extending between the inn...  
WO/2003/064953A1
The invention relates to a heat exchanger, especially a heat exchanger for motor vehicles, comprising a bank of tubes through which a gaseous medium flows and around which a liquid coolant flows. The ends of said tubes are received in tu...  
WO/2003/062554A1
The invention relates to a box-shaped wall panel consisting of sheet steel for a curtain wall on a building. The rims (4,5,6,7), which are bent backwards in an external hydroforming process, have rounded edges and seamless closed corners...  
WO/2003/059565A1
A welding material is constructed and arranged to be positioned in electrically conductive relation between exterior surface portions of first and second weldable members at a location where the first and second weldable members are to b...  
WO/2003/057397A1
The invention relates to a method for producing parts (2) comprising at least one internal cavity (4), said method consisting of three successive steps: first, at least two metal sheets (14) are diffusion bonded; then said bonded metal s...  
WO/2003/055618A1
A process is described of forming a structure by diffusion bonding and superplastic forming at least one skin sheet (16,18) and at least one core sheet (10, 12), the process comprising: a) forming a pack from the at least one skin sheet ...  
WO/2003/053607A1
The invention relates to a method for hydroforming workpieces (2) configured as hollow bodies using forming dies (1). During said method, laser illumination (8) is fed to a workpiece surface of a workpiece (2) that has been placed in the...  
WO/2003/051554A1
Curved surfaces, particularly reflectors such as concave mirror elements for use in astronomical telescopes, solar energy concentrators etc., and methods of forming such surfaces. A rigid body with a curved surface is formed by providing...  
WO/2003/047785A1
A hydroformable frame element is formed from the combination of at least two elements (12, 14). The at least two elements are designed with a partially overlapping region, with an annular space (20) defined within the overlapping region....  
WO/2003/045604A1
The invention relates to a method and a device for reshaping a tube (1) which is fixed between two axially displaceable pressure pistons (7,8), said tube having an initial outer diameter (DA), an initial wall thickness and an initial len...  
WO/2003/042030A1
The invention relates to a method of constructing a large, three-dimensional, laminar body. The inventive method involves the use of a real scale model of the three-dimensional laminar body to be produced, said model comprising all of th...  
WO/2003/035297A1
A system for removing dents from metal (22) comprising (i) a device (10) which includes at least one magnet (12) having a handle (16) detachably held to a portion of the magnet (12) by magnetic attraction and a roller (20) detachably hel...  
WO/2003/035299A1
A method of forming a tubular member, comprising a preliminary forming method for expanding (bulging) and bending a tubular raw material (Pa) by first and second metal molds (M1, M2) and a final forming method for collapsing a preliminar...  
WO/2003/033186A1
The invention relates to a method for producing a container for holding pressurized fluid, which container comprises a circumferential wall, a base and if desired a top, at least the circumferential wall being made from metal. According ...  
WO/2003/033187A1
The present invention provides a hydroforming system and method eliminating the need for a solid steel die (or mold) set operated by a conventional high tonnage hydraulic press. The invention utilizes a fabricated or bar-stock die set (2...  
WO/2003/033189A1
The invention concerns a method whereby components are arranged in a mounting device, outside an internal high-pressure forming press, in accordance with their position and their function, such that they are linked to one another. The mo...  
WO/2003/029069A2
A space frame (12) for a truck cab (10), the space frame (12) having a pair of hydroformed, longitudinally extending inner side rail members (42, 44), a laterally extending and hydroformed connecting member (52) extending between the inn...  
WO2002024371A3
An efficient and effective process for manufacturing of hardened aluminum components is achieved by coordinating the material preparation steps with the forming steps. The resulting product is a hardened aluminum component with desirable...  
WO/2003/028914A1
A method of manufacturing a hollow member having longitudinally varying plate thickness in cross section orthogonal to the longitudinal direction thereof, characterized by comprising a heating step for heating a tubular material (Pa) wit...  
WO/2003/013757A1
A method of forming a workpiece (18) comprises: holding the workpiece adjacent a mould (20); using a laser (30) to heat at least a part of the workpiece to a temperature sufficient to induce superplasticity; and applying a fluid pressure...  
WO/2003/013755A1
The invention concerns methods and devices for bending a cylindrical tube or the like (1) so as to obtain two consecutive sections (2, 3) of said tube forming between them a non-null angle $g(a). The method is essentially characterised i...  
WO/2003/006191A1
A method of creep forming a metallic component is provided. The method includes the steps of applying static loading and cyclic loading and/or vibration to the component during the creep forming thereof to act as a source of additional e...  
WO/2003/004190A1
A method for expanding tubular blanks (28) includes pre-expanding or initially expanding a section (34) of the tube by forcing a punch (32) into an open end (30) of the tube. The punching process may be repeated to achieve up to approxim...  
WO/2003/000945A1
The invention relates to a geometrically articulated amorphous metal alloy articles and processes for their production.  
WO/2003/000441A1
The invention relates to a structural part of a motor vehicle body, having a long, tubular and spatially curved form and a flange for applying additional parts. The aim of the invention is to produce and assemble the entire vehicle in su...  
WO/2002/094472A1
When a steel pipe (6) is to be hydroformed, a tubular deformable assistant member (10) made of an uncompressible material softer than the steel pipe (6) is fitted on the outer peripheral surface of the steel pipe (6). This deformable ass...  

Matches 351 - 400 out of 4,336