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Patent Searching and Data


Matches 401 - 450 out of 4,378

Document Document Title
WO/2001/097996A1
The invention relates to a method of manufacturing products, wherein a blank is produced in the shape of a closed profile and having an at least partially profiled wall and is then deformed to its final shape by applying pressure to the ...  
WO/2001/094046A1
Blank pipes (P1) are fed one by one from a pipe feed device (1) storing blank pipes to a pipe aligning/feeding device (2) for aligning, and are transportably clamped. A bulging core metal (300) is inserted into each of blank pipes (P1) f...  
WO/2001/089733A1
The invention concerns a dome (34) consisting of a round-shaped vessel (30) provided with an opening (28) at the top and by a cap (33) welded on said basin to close said opening (28). The basin is obtained by hot forming under pressure o...  
WO2001036121A3
The invention relates to a method for forming an initial profile (10, 10x, 15, 16) or a tool of the kind that is provided with a profile chamber, by means of inner high pressure in such a way that an end profile is formed, whereby said p...  
WO/2001/087568A1
The invention relates to a method for making a cast part from a plastic/metal compound through internal high-pressure forming of metal tubular half-product. Said method comprises introducing said half-product in a forming tool having two...  
WO/2001/088384A1
A monolithic tube blank (100) for forming a hydroformed product, the tube blank having at least one first section (102) having a first wall thickness and at least one second section (104) having a second wall thickness being greater than...  
WO/2001/081021A2
A method of hydroforming a tubular structure of varying diameter along its longitudinal axis, comprising the formation of a tubular blank (44, 80) member by welding together, at their periphery, tubes (30, 32, 52. 54) of different diamet...  
WO/2001/076787A1
The invention relates to a method for producing components from a blank (P1 - P4) consisting of a deep-drawable material, especially steel, using a flowable active medium. During this method, the blank (P1 - P4) is clamped in a forming d...  
WO/2001/074507A1
Process for producing a tubular component which comprises sections which are intentionally different from one another with regard to one or more aspects selected from the group consisting of aspects including material, thickness, size, m...  
WO/2001/070428A1
The present invention provides a method of superplastically forming at least two sheets of superplastically formable material to form a three dimensional article, the sheets being joined together along diffusion bonds (12) to form discre...  
WO/2001/062410A2
A hydroforming assembly (10) has a plurality of die structures (20, 21) that are mounted on a press for reciprocating movement between open and closed conditions. The die structures have cooperating die surfaces (22) defining a die cavit...  
WO/2001/060545A1
A tubular member is expanded by pressurizing an interior region within the tubular member.  
WO/2001/060544A2
A method for forming a hollow part (18) that allows the use of hydroforming in cases where the part interconnects between sections having extreme variations in cross-section. A complete hollow part (18) is formed by joining a hydroformed...  
WO2001005549A3
A method and apparatus are provided for forming shapes and contours in metal sections by generating laser induced compressive stress on the surface of the metal workpiece. The laser process can generate deep compressive stresses to shape...  
WO/2001/054842A1
A method of forming a plurality of large diameter tubular titanium components each suitable for use as a portion of a jet engine exhaust tube, the method includes the step of forming a large diameter titanium tube (1), and then subjectin...  
WO/2001/054841A1
A large tubular sheet metal part (13) which is to be hot formed in a press is preheated in a portable furnace (17) and dropped from the furnace onto the punch portion (14) of the press tool outside the press. The punch portion (14) with ...  
WO/2001/051229A1
Apparatus for superplastically forming large parts from titanium comprising: a furnace (10) having an interior, the inside surface of the furnace (10) being contoured and finished so as to form a mould for the part to be superplastically...  
WO/2001/051231A1
The invention relates to a method for changing the shape of a can (2), which can has a can wall, such as a deep-drawn can or a wall-ironed can, the can being positioned in or around a die (1), which die is provided with a surface with, f...  
WO/2001/049430A1
A joint assembly is provided between a machine element gear (14) and a shaft (26) or between two shafts. The joint is brought about by forming a predetermind configured surface (28) on the exterior of the machine element (14) and forming...  
WO/2001/048437A1
An apparatus and method for the destruction of terrorist weapons, including explosives chemical and biological agents, by detonation in an enclosed double-walled steel explosion chamber having its walls (1, 3), access door (6) and floor ...  
WO2000037880A9
A mobile apparatus, and method of operation, for controlling and suppressing the explosive destruction of munitions by detonation in an explosion chamber (50). The apparatus comprises a double-walled steel explosion chamber (50) which ma...  
WO/2001/043897A1
Forming a tubular workpiece (19) by applying fluid pressure (21) to the interior of the workpiece (19) and enclosing the pressurized workpiece (19) in a die (11, 12) that has a die cavity (18). A portion or the whole of the die cavity (1...  
WO2000037880A3
A mobile apparatus, and method of operation, for controlling and suppressing the explosive destruction of munitions by detonation in an explosion chamber (50). The apparatus comprises a double-walled steel explosion chamber (50) which ma...  
WO/2001/036121A2
The invention relates to a method for forming an initial profile (10, 10x, 15, 16) or a tool of the kind that is provided with a profile chamber, by means of inner high pressure in such a way that an end profile is formed, whereby said p...  
WO/2001/036123A1
A tool assembly (1) in which a tool closing force (CF) is applied to a forming tool (2) by means of closing force actuators (40). In a tool closing position each closing force actuator engages a lower tool section (4) and an upper tool s...  
WO/2001/028708A1
A method of hydroforming a tubular aluminum alloy blank (T) into a desired configuration, including providing a tubular blank having opposing longitudinal end portions; rapidly heating the blank to an elevated temperature for a brief per...  
WO2000016926A9
A method and apparatus for reshaping a container body (generally at 688) (e.g., a metal, drawn and ironed container body) utilizing a floating mechanism (716) for imparting an axial load is disclosed. In one embodiment, a container may h...  
WO/2001/023116A1
A method of forming an elongated tubular blank into a tubular structural component having a predetermined outer configuration, the method comprising: providing a shape imparting shell (66) from a low permeability, rigid material which in...  
WO/2001/019546A1
A blow molding method for superplastic materials, which uses a time-related gas pressure, based on a maximum strain velocity, as a time-related target gas pressure pattern when a metal plate having superplastic characteristics is heated ...  
WO/2001/017709A1
A method of hydroforming a reinforced tube comprising providing a metal tubular blank (10) having an interior defined by an inner surface (12) and an exterior defined by an outer surface (14). A metal reinforcing member (20) is provided ...  
WO/2001/014078A1
The invention relates to a method for operating a forming press, in which a workpiece (2) in a rigid press frame (1) is pretensioned against a tool (3), using a clamping force F¿nh?. At least one piston tool (4) applies an impact force ...  
WO/2001/012354A1
The invention relates to a method for producing a hollow body made of aluminium or an aluminium alloy. Said method comprises the following steps: preparing at least one flat sheet metal blank, connecting the edge areas of the sheet metal...  
WO/2001/012357A1
A method for the production of a hollow body from aluminium sheet or alloyed aluminium sheet, especially a tank having at least one pipe mounted therein. Said method involves the following steps: preparing at least a cut flat sheet (10);...  
WO/2001/010580A1
The invention relates to a method for shaping an initial profile (16a) or a similar workpiece, which comprises a profile space, into a final profile by using an internal high pressure that is generated in the sealed profile space by a fl...  
WO/2001/008829A1
A method of cutting opposing holes in a side wall (17) of a tubular workpiece (13) and removing the cut out slugs (46, 47), in which first and second axially aligned punches (18, 29) are applied to opposite side walls (17) of a pressuriz...  
WO/2001/005549A2
A method and apparatus are provided for forming shapes and contours in metal sections by generating laser induced compressive stress on the surface of the metal workpiece. The laser process can generate deep compressive stresses to shape...  
WO/2001/000349A1
The invention relates to the treatment of metals by pressure and to welding thereof by pressure. It is directed towards a method of manufacturing a multilayer cellular structure from materials capable of superplastic deformations, consis...  
WO/2000/076685A1
A metal plate (16) is formed in a process comprising cutting, perforating or both, by forcing the plate (16), by means of an abrupt and intense force towards a mold (12) having openings (27) or boundaries defined by wall sections (22, 28...  
WO/2000/072992A1
A mold (10) is provided having a mold cavity in the final shape of an article and a hollow article (28) is placed in the mold adjacent the mold cavity (26). The hollow article (28) is preformed into an intermediate shape (30) by closing ...  
WO/2000/067931A1
A method of forming a hollow workpiece (40) particularly made of metal in which the workpiece is placed between at least two parts (32, 33) of a die set; the parts are closed together so that the workpiece conforms approximately to the s...  
WO2000033988A3
The invention concerns a method and a device for hydroforming a tubular element. The matrix (1) is produced in the form of a series of assemblies (5, 6) constituting elementary matrices, juxtaposed successively along the tubular element ...  
WO/2000/058040A1
Fastening device (2) preventing deflection of pressure die (3) comprises cylinder powered fastening means (15) and stretch bars where the pre-stretched bars act as piston rods. The locking device is especially applicable in hydroforming ...  
WO2000018526A3
An external inductor (10) for magnetic pulse welding and forming includes an outer steel frame (12) and an inner beryllium-bronze alloy insert (14) which is removably mounted within the frame (12). The steel frame (12) and the beryllium ...  
WO/2000/053354A1
The invention relates to a method for hydroforming a hollow profile (12) in a shaping tool. According to the inventive method, a fluid with a high pressure P¿I? is passed into the hollow profile (12). Said hollow profile has a transitio...  
WO/2000/051759A1
The aim of the invention is to produce cam shafts. To this end, the plasticising method known per se is combined with the internal high pressure deformation method in such a way that bearing elements, drive elements and control elements ...  
WO/2000/048761A1
A method and apparatus for sealing the net shape of the end of a final product tube (30) to eliminate or minimize scrap for a wide range of shapes of the end of the product. A sealing tool (18) has a neck (64), and a coining portion (60)...  
WO/2000/048762A1
Process for deforming a piece of thin-walled metal tube, comprising the operations of bending the piece of tube with respect to its original axis, in which process the wall of the piece of tube is firstly provided, at least at the locati...  
WO2000010746A8
The invention relates to a method for deforming through high inner pressure at least two hollow bodies (2, 3) having each at least one opening, especially metal tubes or metal hollow profiles. A theoretical rupture point (11) is first de...  
WO2000027563A3
A metal forming apparatus (10) utilizes the combination of a wedge shaped die half (31) and a complementary shaped cavity (3) in a frame (1) to shape metal blanks (20). The cavity includes a metal forming mechanism (25) located adjacent ...  
WO/2000/041827A1
The invention relates to a method for producing ingot molds (1) for pig casting installations used for producing pigs. According to the invention, mill bars (2) comprised of copper are used as starting material. Said mill bars are, in pa...  

Matches 401 - 450 out of 4,378