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Patent Searching and Data


Matches 401 - 450 out of 4,340

Document Document Title
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/2001/051231A1
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/2001/051229A1
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/2001/049430A1
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/2000/048762A1
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...  
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)...  
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...  
WO/2000/038863A1
The invention relates to a method for producing a profiled part (16, 19) consisting of metal foam and a sheet metal (13, 17). Said sheet metal is provided with an expandable metal powder (14, 18) which is not compressed or precompressed....  
WO/2000/037880A2
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/2000/033988A2
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 ...  
WO2000010746A3
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...  
WO/2000/027563A2
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/2000/027555A1
The invention relates to method for producing a hollow body (26) from sheet metal, especially from aluminum or aluminum alloys. According to the inventive method, a substantially flat sheet metal blank (4) is provided. At least one wall ...  
WO2000005006A3
An apparatus is provided for forming a tubular fitting from a blank tube having an interior. The apparatus includes a right die plate (16), a left die plate (18), a lower die plate (12) and an upper die plate (14). The right die plate (1...  
WO/2000/023211A1
The invention relates to a device (10) and a method for producing shell-shaped metal parts, especially for fuel tanks for motorcycles or the like, wherein said parts are produced from flat or preshaped sheet metal elements (40) by means ...  
WO1999033591A3
An electromagnetic forming apparatus for forming an essentially planar metal plate into a dish having a three-dimensional pattern, is provided. The apparatus comprises a mould having a forming surface with a contour corresponding to said...  
WO/2000/018526A2
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/2000/016926A1
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/2000/016925A1
A method of superplastic forming at least two superplastically formable metal workpieces (34, 35) comprises producing a die (10) having a face (22) contoured to a predetermined shape. The superplastically formable metal workpieces (34, 3...  
WO/2000/016927A1
A method for manufacturing a vehicle wheel includes the steps of providing a wheel rim and a spider and holding the spider inside the wheel rim. The wheel rim and the spider are positioned in a high capacity forming machine. At least one...  
WO/2000/013814A1
A process of mechanical hydroforming, in which a hollow tube is caused to expand against the interior surface of a die that surrounds the tube by hydraulic pressure applied to a liquid that fills the interior of the tube, is improved by ...  
WO/2000/012240A1
The invention relates to a method and device (1) for forming a workpiece (2) by means of internal high pressure in a closed, internal high pressure forming tool (3). The workpiece (2) is expanded as a result of internal high fluidic pres...  

Matches 401 - 450 out of 4,340