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WO/2005/002754A1 |
The invention relates to a tube bend (1) having at least one bend area (1.1) and two discharge areas (1.2, 1.3) connected thereto on both sides. The tube bend (1) has a cross-sectional shape, with an identical flow cross-section 1.4, tha...
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WO/2005/000497A1 |
A hydroforming apparatus (10) for concurrently performing two or more hydroforming operations includes a frame (12) that is sized to support hydroforming dies (18, 20, 22, 24) in a stacked relationship. Each of the dies includes a pair o...
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WO/2004/110796A1 |
The invention relates to a Watt strut having a long body provided with a bearing bush (12, 22) arranged on an axial end thereof, the body of said Watt strut being produced by internal high pressure forming.
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WO/2004/105977A1 |
The invention relates to a method for producing a hollow profile (6) that is provided with a terminal lid (7) and convexities (37), and a jack console (32) which is produced according to said method. The aim of the invention is to produc...
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WO/2004/103602A1 |
The invention relates to a method for producing a peripherally closed hollow profiled element by means of internal high-pressure forming. According to said method, a hollow longitudinal blank (5) is inserted into an internal high-pressur...
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WO/2004/093623A2 |
A metal reverse buckling sanitary rupture disc (12) is provided having a central bulged section (16) in which the convex surface of the bulged section (16) is relatively smooth and of substantially uninterrupted configuration. A small se...
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WO/2004/094085A1 |
The invention is concerned with a process for commercially manufacturing thin metal foils having a complex, intricate and/or highly toleranced form and precision. The invention involves simple tooling consisting of a common and fixed 'fl...
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WO/2004/089571A1 |
A method of forming and a blank therefor, in which the blank (1) comprises a parent body (2) and at least one insert (3), at least one of which is made of a material which possesses superplastic properties. The insert (3) is joined to th...
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WO2004055462B1 |
The invention concerns an elementary heat exchanger comprising a single elongated active monobloc component (10), enclosed in a casing provided with coolant inlet and outlet. The casing consists of two half-shells (11a-b), welded togethe...
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WO/2004/071689A1 |
The invention relates to an apparatus (1) for forming production parts under internal high-pressure conditions, comprising an internal high-pressure forming tool (2) and a device for applying the locking force for the internal high-press...
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WO/2004/071690A1 |
Method and apparatus for the production of a plurality of uniform expansions of a tube (102) in a plurality of tube supports (120) simultaneously. A plurality of tubes (102) are expanded in apertures of tube support (120) in a repetitive...
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WO/2004/062836A2 |
The present invention discloses a hydroforming process for metal parts that uses liquid-film and solid-film lubricants. The lubricants used in the invention are particularly useful for die-side lubrication. The process includes a step in...
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WO/2004/058429A1 |
A method fbi- joining vehicle components together to form a vehicle frame assembly (10) where the components are formed from dissimilar materials such as metallic and no-mmetallic materials. A composite body mount bracket (30) may be att...
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WO/2004/058482A2 |
The invention relates to a method for increasing a fatigue strength of a metallic component (1), particularly a component (1) of a fuel injection system of a motor vehicle, said component being provided with at least one cavity (4). Duri...
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WO2004024359B1 |
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...
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WO/2004/054734A1 |
A creep forming tool modifies the shape of an aircraft component (4) in the form of a wing skin portion. The tool (1) includes a shaped surface (3) defined by removable rib boards (6). The component (4) is forced against the shaped surfa...
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WO/2004/054735A1 |
A creep forming tool modifies the shape of an aircraft component (4) in the form of a wing skin portion. The tool (1) includes a shaped surface (3) defined by removable rib boards (6). The component (4) is forced against the shaped surfa...
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WO/2004/047209A2 |
The invention relates to a method for forming a separator plate for a fuel cell, which separator plate has a number of projecting sections. According to the invention, the projecting sections in the separator plate are formed by a metal ...
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WO/2004/043622A1 |
A hydroforming apparatus (10) includes a hydroforming die member (14) and a hydroforming press (16, 18). A fastener (24) couples the press to the die member, the fastener having a shaft (30) and a shoulder (32). A spacer (29) positioned ...
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WO/2004/043623A1 |
A method for manufacturing a hydroforming member includes the step of providing a blank (10). The blank (10) is defined by blank wall (16). The blank (10) is placed in a die assembly (14) having a die cavity (12) defined by a die surface...
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WO/2004/041458A1 |
A deformed element pipe for hydraulic bulging having a peripheral length with an outer diameter gradually increasing or decreasing from one to the other axial side thereof and having a parallel part formed at least one end thereof, and a...
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WO/2004/039237A2 |
A stent compression method for particular use in pre-surgical securing and conforming of a vascular stent upon an angioplasty balloon. One variation of the stent compression method comprises inflating an agioplasty balloon inside a vascu...
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WO/2004/039511A1 |
A method of forming a bottle-shaped or other contoured metal container by subjecting a hollow metal preform (218) having a closed end to internal fluid pressure to cause the preform to expand against the wall of a die cavity (211) defini...
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WO/2004/037459A1 |
The invention relates to a method for stamping notches (2) onto hollow pipes (3), a device and a pipe (3). According to the invention, a pipe (3) or a bundle of pipes which are to be stamped are clamped in a clamping device (4,5) and sur...
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WO/2004/037733A1 |
In some embodiments, the invention provides a refining chamber for glass production, made of platinum group metal materials, with improved refining effectiveness. The refining chamber according has the shape of a tube with a cross sectio...
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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.
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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 ...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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