Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 201 - 250 out of 4,369

Document Document Title
WO/2009/095042A1
The invention relates to a device for explosive forming of workpieces, comprising an ignition chamber and an ignition mechanism, wherein an explosive agent can be ignited at an ignition location in the ignition chamber using the ignition...  
WO/2009/078158A1
A method of accurately shaping the inner surface of a pipe. A pipe (3) is set in a shaping die (4), and an elastic tube (5) is inserted into the pipe (3). Then, pressurized fluid, such as oil, is supplied into the elastic tube (5) insert...  
WO/2009/072162A2
A forming process of sheet materials that comprises the following phases is disclosed: - application of a layer of glue (4) that expands in contact with air on a base support (2) of a die (1), - positioning of sheet material (6) on the l...  
WO/2009/072162A3
A forming process of sheet materials that comprises the following phases is disclosed: - application of a layer of glue (4) that expands in contact with air on a base support (2) of a die (1), - positioning of sheet material (6) on the l...  
WO/2009/068290A1
A pipe (8), in particular, a vehicle exhaust pipe is formed by partly widening said pipe (8) and then folding the pipe together in the widened region.  
WO/2009/015716A3
The invention aims to improve a device for supplying fluid for explosion forming, which device has a valve (2) and an actuating mechanism (3) for actuating the valve, to the effect that the device, with a technically simple construction,...  
WO/2009/015716A2
The invention aims to improve a device for supplying fluid for explosion forming, which device has a valve (2) and an actuating mechanism (3) for actuating the valve, to the effect that the device, with a technically simple construction,...  
WO/2009/014233A1
Intended are to improve the yield by minimizing the discarding allowance of a tube end, to prevent a clamping wrinkle by loading an internal pressure, to reduce the number of hydroforming and previous tube-end working steps, to reduce th...  
WO/2008/147275A1
The invention relates to a method for manufacturing at least one frame member (10, 11) for use as a support element in a vehicle frame, which method comprises providing a tubular element (1). The invention furthermore comprises: applying...  
WO/2008/142370A2
A method of forming a component having a plurality of walls comprises placing a blank (26) opposite a forming surface (14) of a die (10). The blank (26) comprises an outer wall (30) and an inner wall (28) in mutual contact between an inn...  
WO/2008/142370A3
A method of forming a component having a plurality of walls comprises placing a blank (26) opposite a forming surface (14) of a die (10). The blank (26) comprises an outer wall (30) and an inner wall (28) in mutual contact between an inn...  
WO/2008/141729A1
The invention relates to an ignition device (1) for explosively forming workpieces (23) in a forming tool (4) comprising an ignition mechanism (5) and an ignition tube (2), the ignition tube (2) guiding the explosion ignited by the ignit...  
WO/2008/131728A9
Disclosed is a multiple tube processing coil for processing two or more elements (1) that are ring-shaped in the processing area (11) thereof, are made of electrically conductive material, and each tightly encompass the pressing zone of ...  
WO/2008/131728A1
Disclosed is a multiple tube processing coil for processing two or more elements (1) that are ring-shaped in the processing area (11) thereof, are made of electrically conductive material, and each tightly encompass the pressing zone of ...  
WO/2008/130055A1
A method of hydroforming work that allows obtaining of a hydroforming molded item of large tube expansion ratio and complex configuration and allows the working through a reduced number of working steps. The method of hydroforming work i...  
WO/2008/130056A1
This invention provides a hydroformed article comprising a metal pipe as a material which has been integrally worked by cold plastic working. The hydroformed article is characterized in that (x) one or more bent parts are provided, (y) a...  
WO/2008/125234A1
The invention relates to a method for producing a hollow profile to be provided with an opening on the circumference, the profile being made of a tube-shaped carrier body (2) and an injection-molded element. The carrier body (2) is forme...  
WO/2008/116323A1
In a method for slotting a pipe, a sacrificial liner is inserted into the pipe and radially expanded into contact against the inner pipe wall surface, whereupon rotating blades are plunged through the pipe wall and partially into the sac...  
WO/2008/104668A1
The present invention relates to a process for manufacturing a cable for connecting the poles of a battery, intended to join the galvanic cells thereof, which cable comprises a bundle consisting of a plurality of electrical conductor wir...  
WO/2008/104980A3
An apparatus for connecting an electric cable to a cable lug is described. The lug has a palm portion, and a barrel portion integrated with the palm portion for receiving wires of the cable. The apparatus comprises one or more inductor c...  
WO/2008/098608A1
The invention is intended to improve a mould arrangement (1) and a method for the explosion forming of a workpiece (12) by means of gas explosion, in which the workpiece is arranged in a receiving space (15) of a forming mould (2), the r...  
WO/2008/087235A1
The system is provided for producing integral openings in oriented pipes, with the possibility of adjusting and distributing the thicknesses of the opening as desired and allowing the customarily weaker areas to be strengthened without i...  
WO/2008/080502A1
By means of the invention, a workpiece for explosion forming which can be inserted in a forming tool and which can be deformed from a starting shape by means of explosion forming, and the explosion forming method, should be improved such...  
WO/2008/078356A1
Bulge forming machining apparatus (10) comprises heating station (14), pipe expansion station (16), preforming station (18) and principal forming station (20). Straight pipe (12) as a work is pinched by first retention means (22a,22a) or...  
WO/2008/071396A1
In the case of a method for hydroforming components in which a workpiece to be deformed is placed in a dividable mould and formed into a product with the desired shape by applying pressure to a hydraulic fluid serving as a pressure trans...  
WO/2008/064746A1
The invention relates to a closure device (1) for explosion forming having a connection device (14) opposite the explosion forming tool (5, 6) which can be moved between a working position at the tool and a resting position (18). Said cl...  
WO/2008/058494A1
In the autohooping process, a thick-wall workpiece (2) to be autohooped is positioned in an autohooping apparatus (1). The interior space (5) of the workpiece (2) is filled with a fluid and closed so as to be pressure tight. The volume a...  
WO/2008/050911A1
In a punching method also applicable to a thin hydro-form molding, a short tube member is eliminated when a nut for tightening a bolt is fixed to a hydro-form molding, the degree of difficulty of hydro-form molding does not rise when a n...  
WO/2008/052089A3
A method and apparatus are provided for total profile machining of a part (10), such as from a block (28) of thermoplastic polymer. A first side of the part (10) is machined together with an encircling recess (34). A registration/potting...  
WO/2008/043173A8
A metal forming die includes a first die half and a second die half moveable relative to the first die half. The first and second die halves define a die cavity when the second die half is in a closed position. A transducer is operable t...  
WO/2008/043173A1
A metal forming die includes a first die half and a second die half moveable relative to the first die half. The first and second die halves define a die cavity when the second die half is in a closed position. A transducer is operable t...  
WO/2008/043432A1
The invention relates to a method and device (1) for producing a composite component. A tubular, hollow section blank (5) is placed into the die cavity (3) of a combination tool comprising an inner high-pressure shaping tool (2) and an i...  
WO/2008/040497A1
The invention relates to a device for the internal high-pressure forming of components from tubular workpieces, in particular microcomponents, comprising an at least two-part mould, in which a workpiece can be placed, and means for seali...  
WO/2008/037949A1
Peening provides compression of component (6, 46, 56) surfaces in order to create residual surface compressions to resist crack propagation in components such as aerofoils. Previously peening techniques have had problems with respect to ...  
WO/2008/037948A1
A method of pre-stressing a component such as a turbine blade (52) comprises providing an electrically conducting sheet (66) adjacent to a component (52) within a fluid medium (56). An electrical discharge is supplied from an electrical ...  
WO/2008/031703A1
The invention relates to a method of increasing the dynamic pressure resistance of a metal component with a tubular inner space, in which a hard metal ball is forced under high pressure through the interior of the tubular inner space, wh...  
WO/2008/028982A1
The invention relates to an electromagnetic device and a method for the geometric rectification of stamped metal parts. The invention includes at least one block (2) having a surface with an end geometry (10) which is to be obtained on o...  
WO/2008/017444A1
With the invention, it is intended to improve a method and a device for explosion forming of workpieces, wherein at least one workpiece (5) is arranged in at least one die (2) and is formed by means of an explosive agent (8) which is to ...  
WO/2008/017379A1
The invention relates to a high-pressure forming press having a closed frame (10a-d). Formed between a lower and upper transverse member is a die region (20) in which, during the forming process, an upper pressure pad (40) is supported a...  
WO/2008/017332A1
With the invention, it is intended to improve a method and a device for explosion forming of workpieces (18), wherein at least one workpiece (2) is arranged in at least one die and is formed there by means of an explosive agent (7) which...  
WO/2008/012043A1
The invention relates to a method for producing a shaft-hub connection (50), in particular a camshaft (100) or a transmission shaft of an internal combustion engine, in which attachment parts (26, 28) are fitted on a supporting shaft tub...  
WO/2007/147453A1
The invention relates to a method and a device for producing a screw connection point (1) on the periphery (34) of a hollow section (7), that is expanded by a high-pressure fluid. An attachment (17, 31) comprising a bore (18) with an inn...  
WO/2007/129980A1
The present invention relates to a tool portion for a forming tool and a method for manufacturing such a tool portion. The tool portion comprises a material piece (2, 21) which has a specifically shaped surface (4, 4') and a material lay...  
WO/2007/112711A1
The invention relates to a tool for shaping hollow parts or metal sheets with the aid of a pressurized gas or fluid. Said shaping tool comprises at least two contour blocks which form a cavity. At least one of the contour blocks can be h...  
WO/2007/093269A1
The invention relates to a method of producing a cutout or aperture in the wall of a component formed according to the hydroforming process, for example a hollow body which is located in the forming tool (1), by means of a punch (8, 10) ...  
WO/2007/091957A1
The present invention relates to a tool portion for a forming tool and a method for manufacturing such a tool portion. The tool portion comprises a material piece (8, 30a, b, 49) having a specifically shaped surface (1 1 , 33a, b, 50) an...  
WO/2007/079564A1
A punch, apparatus and method for forming opposing holes in a hollow part, and a part formed therefrom. The punch includes an end portion adapted to pierce an entry hole and bend material around the entry hole to form a retained slug alo...  
WO/2007/070003A1
The present invention relates to a method for manufacturing a tubular element which comprises a tube (1') with a fixedly connected flange (2'). The tubular element is manufactured by means of a hydroforming process with such a high inter...  
WO/2007/058906A1
A method of superplastic forming of titanium packs and an associated assembly is provided. The titanium packs can include sheets (14, 16) having different granular structures so that the different sheets (14, 16) are adapted to superplas...  
WO/2007/053109A1
The present invention relates to a frame construction for an object, which has at least one wheel, and a method for manufacturing of such a frame construction. The frame construction comprises at least two frame elements (1-8), which are...  

Matches 201 - 250 out of 4,369