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Patent Searching and Data


Matches 101 - 150 out of 4,236

Document Document Title
WO/2010/071259A1
The present invention comprises: a step for preparing a mold including an outer tube, an inner tube having a diameter of 95~98% of the diameter of the outer tube, and a molding groove having a diameter of 100.20~100.30% of the diameter o...  
WO/2010/057012A1
A component is formed by welding a plurality of sheets (802, 804) of metal to form a blank with a number of weld nuggets (918), placing the blank between a die section and a lid section, heating the die section to heat the blank, and int...  
WO/2010/054997A1
The invention relates to a shaft (3) for an electrical machine, in particular for a motor generator, preferably for a hybrid drive of a vehicle, the shaft (3) being designed in the form of a stepped shaft (1) with outside diameters of di...  
WO/2010/053764A3
A method and apparatus for providing a fluid channel on a surface that is subject to extreme temperatures is described. The embodiments described herein provide a fluid channel wherein the surface that is subject to the extreme temperatu...  
WO/2010/053764A2
A method and apparatus for providing a fluid channel on a surface that is subject to extreme temperatures is described. The embodiments described herein provide a fluid channel wherein the surface that is subject to the extreme temperatu...  
WO/2010/040642A1
The invention relates to a method for producing a heat exchanger header tank comprising the steps of providing a tube having a core made from a AA3XXX-aluminium alloy; optionally pre-heating the tube; inserting the tube into a forming to...  
WO/2010/039097A1
The invention refers to a method and a press tool (61, 62) for manufacturing of a separating disk adapted to be included in a disk package of a centrifuge rotor of a centrifugal separator. The separating disk extends around an axis of ro...  
WO/2010/039098A1
The invention refers to a method and a press tool for manufacturing a separating disk adapted to be included in a disk package of a centrifuge rotor of a centrifugal separator. The separating disk extends around an axis of rotation and h...  
WO/2010/035883A1
It is difficult to obtain a formed article of deformed cross-section which exhibits excellent spot-weldability and high dimensional precision by using a conventional technology for forming a deformed cross-section. In a state where no in...  
WO/2010/031398A2
The high-pressure forming of a single-layer or multi-layer composite (4) is carried out under the conditions of the known high-pressure forming method (see EP 0 371 425 B1) using a forming tool (9), which is basically known (see DE 41 13...  
WO/2010/031398A3
The high-pressure forming of a single-layer or multi-layer composite (4) is carried out under the conditions of the known high-pressure forming method (see EP 0 371 425 B1) using a forming tool (9), which is basically known (see DE 41 13...  
WO/2010/026182A1
The invention relates to a novel method for making a compressor casing that is resistant to titanium fire (burning titanium). The method of the invention comprises hydroforming a circular preform (12’), made of steel or a steel alloy o...  
WO/2010/011847A1
A method and apparatus (10) for forming a workpiece (14) having a desired configuration as well as an associated preform assembly are provided. The forming method and apparatus (10) as well as the preform assembly include a hydrostatic p...  
WO/2010/009787A1
The invention relates to a method for applying a surface structure to a solid body, wherein a structured surface is placed on the surface of the solid body and the structure of said structured surface is imaged in the surface of the soli...  
WO/2010/003513A1
A die (68) for forming an inflated aerofoil comprising an upper (70) and a lower jaw (72) that define a convex and a concave surface of the inflated aerofoil. Also a method of using the die (68) comprising the steps of: a. Forming a laye...  
WO/2010/002017A1
Provided is hydroforming equipment and a hydroforming method wherein a loading path can be determined easily. A hydroformed product is obtained by performing a first step where axial compression of a pipe end is carried out while an inn...  
WO/2010/002027A1
Disclosed is a method for hydroforming a component having a long tube-expanding region such that no buckling nor wrinkle remains. A first step for expanding the portion of a metal tube near the end thereof is carried out by boosting the...  
WO/2009/133454A3
An explosion forming apparatus (10) that preferably utilizes a shock wave (42) directed along a work piece (12) to progressively conform the work piece to a contour die cavity (44).  
WO/2009/133454A2
An explosion forming apparatus (10) that preferably utilizes a shock wave (42) directed along a work piece (12) to progressively conform the work piece to a contour die cavity (44).  
WO/2009/109926A1
The means for making a bimetallic pipe (3), made up of a pipe (27) telescopically inserted with clearance inside a pipe (28) and projecting from both ends of the latter, comprise a fixed expansion head (1), FIG. 4, and a moveable expansi...  
WO/2009/103730A1
The invention relates to a method for electrical contacting and fixing of a winding end of the stator winding of an electric motor drive to a contact, wherein the winding end is introduced into a sleeve serving as a contact, and the slee...  
WO/2009/101254A1
Method for shaping a film/sheet, particularly for making three-dimensional shapes in it, in which case the contours of the shape to be formed are warmed/heated and the film/sheet is stretched along the heated contour, in order to cause t...  
WO/2009/101248A1
The invention relates to a method for manufacturing a conveyor apparatus, a conveyor screw, in which method at least one object longitudinally hollow and open in both ends is formed in order to achieve a threaded surface on the inner sur...  
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/2009/015716A2
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/2009/015716A3
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/2009/014233A1
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/2008/141729A1
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/2008/142370A3
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/2008/131728A1
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/2008/131728A9
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/2008/130055A1
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/2008/104980A3
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/2008/104668A1
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/2008/098608A1
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...  

Matches 101 - 150 out of 4,236