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Patent Searching and Data


Matches 1 - 50 out of 2,673

Document Document Title
WO/2016/084361A1
A method for manufacturing a rifled tube (15) having a plurality of first helical ribs (12) on an inside face thereof and having an outside diameter of 34 mm or less is provided with: a step for preparing a steel pipe having a tensile st...  
WO/2016/035372A1
A die case capable of holding a tapered wire draw nib (2), which has an outer diameter (d2) on the exit side of a die hole (8) that is smaller than the outer diameter (d1) on the entrance side, in a tapered fitting hole (12) tapering in ...  
WO/2016/012009A1
The present invention relates to a method for producing a lightweight sheet-metal component with varying wall thicknesses w1, w2, characterized by the following method steps: - extruding a lightweight metal to form a profile (1) with a n...  
WO/2016/008915A1
An equipment for cold-drawing a metal wire is described. The equipment comprises a sequence of a sleeve (100) and a drawing die (200) in the wire advance path; the sleeve comprises a hole (103) for inserting the wire to be drawn, and the...  
WO/2015/169704A1
The invention relates to a method for material testing of an elongated work piece (12) drawn through a drawing die arrangement (10), wherein the drawing die arrangement (10) comprises a drawing tool (14) that acts on the elongated work p...  
WO/2015/159675A1
Provided is a die for drawing a metal wire rod which has a longer service life than a conventional die and with which damage to the surface of the metal wire rod can be prevented. Also provided is a method for manufacturing this die. In ...  
WO/2015/155641A1
A lubricant level sensor (29) for sensing a level of lubricant, preferably a powdered lubricant, within a rotating lubricant container (2), the level sensor comprising: a paddle (26) that is movable between a first position and a free po...  
WO/2015/157089A1
A drive axle shaft and method for making the same are provided. A tubular blank is inserted in a first die including an orifice. The tubular blank is extruded through the orifice to form an elongate tubular body with a longitudinal axis....  
WO/2015/157092A1
A method for forming a lightweight axle shaft is provided. A first tubular blank is inserted in a die defining an extrusion throat at one end. A tool is inserted into the die having a mandrel with portions of increasing diameter. The too...  
WO/2015/148481A1
A mobile platform including an extruder for melting and extruding materials for producing lightweight, compostable or biobased foams for various expandable materials..A mobile platform is described including a screw extruder for processi...  
WO/2015/075660A3
A drawing machine (1) for drawing a tube (2), defining a longitudinal axis (Y), comprising a first die (3) for carrying out the drawing of the tube by means of the use of a mandrel (4); a device for varying the inclination (5) of the tub...  
WO/2015/049394A1
The invention comprises at least one drawing core provided with a centred through-opening in the axial direction with a shaping neck where at least an inflow portion with a truncated cone shape forming part of the centred through-opening...  
WO/2015/042136A1
A friction-stir mandrel includes a textured end portion (620) integral with a body portion. The textured end portion is configured to friction-stir process a starting material forced across the textured end portion and through a die in a...  
WO/2015/036742A1
The invention relates to a construction method for improved tracer ammunition production. There is provided a method of forming a component for a round, said method comprising the step of causing said component to be drawn through at lea...  
WO/2014/192556A1
A wire-drawing device (1) for wire-drawing a wire rod by passing said wire rod through a die hole formed by a pair of roller dies (2), the wire-drawing device being provided with: a frame (3); rotation shafts (4) for supporting said roll...  
WO/2014/030692A1
This inner-surface control tool is provided with a mandrel, a plug that is removably joined to said mandrel, and a joining member that magnetically joins the plug and the mandrel to each other. Either the plug or the mandrel has a column...  
WO/2013/053003A1
A method for producing a strengthened metal tube comprising drawing a metal tube between a mandrel and a die whilst applying shear stress and hydrostatic pressure to the tube to produce the strengthened metal tube.  
WO/2013/031760A1
Provided is a device for drawing a metallic tube capable of adequately applying a lubricating oil to the inner surface of a tube when drawing is to be performed, and capable of preventing scorching. A drawing device in which a metallic s...  
WO/2012/100374A1
A method and a device for manufacturing metal sections with uniform stress based on floatation are disclosed. Two thrust self-aligning roller bearings (15) are arranged in a shell (5) of a rotating movable bearing, thus forming a floatin...  
WO/2012/007642A1
The present invention is related to chemical pulping. It provides a method by which dewatering in paper product production, optical properties, bulk and surface smoothness of the paper product produced can be increased. Said method invol...  
WO/2012/006971A1
A die seat device used for wire-drawing. The die seat device comprises a die seat body (33) having a die seat hole (46). A drawing die (41) is mounted in the die seat hole (46). A lubricating material storage slot (31) is disposed on the...  
WO/2012/001882A1
Disclosed is a heat transfer tube for a steam generator, wherein the surface roughness of the inner surface of a tube is measured in the longitudinal direction, and the dimensional variability in the measured roughness curve at a 50 mm r...  
WO/2011/093055A1
Provided is a manufacturing method for a seamless steel pipe in which a small diameter thin-walled pipe is drawn by means of a tapered die (1), which is used as a processing die and is provided with an approaching part (1a) that has a ta...  
WO/2011/073757A1
A composite roller comprising at least one insert (11) made of sintered material, characterized in that the insert (11) is surrounded at least partially by a copper alloy support comprising: Cu, Fe, Ni, A1, Zn.  
WO/2011/034290A2
The present invention relates to a cooling apparatus and to a cooling method for an indirect extruder, wherein the technical aim of the present invention is to provide a cooling apparatus and a cooling method for an indirect extruder, wh...  
WO/2011/034290A3
The present invention relates to a cooling apparatus and to a cooling method for an indirect extruder, wherein the technical aim of the present invention is to provide a cooling apparatus and a cooling method for an indirect extruder, wh...  
WO/2011/021621A1
In an apparatus for drawing a metal tube, in which a lubricant is discharged from an opening formed in a hollow rod which supports a plug to apply the lubricant onto an inner surface of a tube blank, the lubricant discharging sensitivity...  
WO/2011/011893A1
A tool assembly for forming a workpiece into a housing with a non-round design outer profile at least partially defined by an outer surface at a design position reduced from the initial position thereof. The tool assembly includes a ring...  
WO/2010/132910A1
The invention relates to a method for producing a small thin-walled tube for a medical application or for a medical product, particularly for a stent, wherein a blank made of a magnesium alloy, which in particular is bioresorbable, is fo...  
WO/2010/074438A3
The present invention is aimed at providing dies for shear drawing, which are capable of continuous drawing and shear deformation at the same time. The invention relates to the dies for shear drawing which comprises a material processing...  
WO/2010/074438A9
The present invention is aimed at providing dies for shear drawing, which are capable of continuous drawing and shear deformation at the same time. The invention relates to the dies for shear drawing which comprises a material processing...  
WO/2010/074438A2
The present invention is aimed at providing dies for shear drawing, which are capable of continuous drawing and shear deformation at the same time. The invention relates to the dies for shear drawing which comprises a material processing...  
WO/2010/067576A1
Provided is a pipe having a grooved inner surface, which has excellent thermal conduction properties, can be made compact and lightweight, and allows resources to be conserved. Also provided are a method and apparatus for producing this ...  
WO/2010/064523A1
Proposed is a method for manufacturing an ultrathin metal pipe using a cold drawing method, by which the manufacturable range of thin sides in metal pipes can be expanded drastically. In a diameter-expanding drawing method, an inlet-side...  
WO/2010/062357A1
Bonding wires (252A) for sophisticated bonding applications may be efficiently formed on the basis of a corresponding template device (200) that may be formed on the basis of semiconductor material (201), such as silicon, in combination ...  
WO/2010/054678A1
A forming tool in which a contact region coming into contact with the material that is to undergo forming is formed at least in certain portions from a fibre-reinforced ceramic.  
WO/2010/049061A1
The invention relates to a drawing die (2) for reducing the cross-section of a wire (1), which has an initial cross-section Q0, which is to be reduced to a final cross-section Q1, having a hollow channel, which shapes the wire and throug...  
WO/2010/021350A1
A drawing device (10) is provided with a drawing die (20) and a drawing plug (30). The drawing die (20) is provided with a first curved surface section (1C) from which the tubular workpiece (40) is separated while being reduced in diame...  
WO/2009/126223A3
Gear pumps and methods of using the gear pumps are provided. In general embodiments, the pumps comprise a gear housing defining a passage and having an inlet and an outlet and one or more gears contained within the gear housing. The gear...  
WO/2009/126223A8
Gear pumps and methods of using the gear pumps are provided. In general embodiments, the pumps comprise a gear housing defining a passage and having an inlet and an outlet and one or more gears contained within the gear housing. The gear...  
WO/2009/098808A1
A drawing plug which is inserted into the inner surface of a pipe material when a thick unprocessed pipe is cold-drwan and has an outer surface having a straight portion, a first tapered portion and a second tapered portion formed sequen...  
WO/2009/083295A1
A method for manufacturing a fastener comprises the following steps: a. providing a steel wire with a cross-section having an initial convex form; b. drawing this steel wire in two or more drawing steps by means of two or more single pie...  
WO/2009/081655A1
A production method which can form helical ribs stably by reducing trouble at the time of forming the helical ribs of an internally-ribbed steel pipe by drawing. When an internally-ribbed steel pipe having a plurality of helical ribs in ...  
WO/2009/081670A1
In cold drawing an original pipe of a Cr-base alloy steel containing not less than 5% by mass of Cr, when an original pipe with an oxalate film formed as a substrate for a lubricating film formed by conversion treatment is used while a c...  
WO/2009/043500A1
The invention relates to a method and device for forming a bar stock (1), wherein the bar stock (1) with a first diameter (3) is supplied first to a forming tool (2) circulating in the circumferential direction of the bar stock (1). Ther...  
WO/2009/036871A1
The invention relates to an apparatus for bending profiles (4) with axle-free mini-roll rolling bodies (30, 31, 32, 60, 61, 70, 71), wherein rollers (13, 27, 29) which form a plurality of roller stations (11, 15, 16, 17) in a roller bend...  
WO/2009/022547A1
A plug (1) has a first columnar portion (20), a tapered portion (30), and a second columnar portion (40). The first columnar portion (20) has an outside diameter D1. The second columnar portion (40) has an outside diameter D2 larger than...  
WO/2008/111215A1
A diamond dice has a bearing region touching a wire inserted via an inlet, a reduction region arranged on the inlet side continuously to the bearing region, and a sidewall defining a hole extending from the inlet to the outlet along the ...  
WO/2008/088048A1
Disclosed is a wire drawing die having excellent strength and wear resistance. The wire drawing die has, as its core, a highly hard polycrystalline diamond which is produced by converting a raw material composition comprising a non-diamo...  
WO/2008/079083A1
The present invention relates to a cemented carbide tool containing tungsten carbide, titanium carbide, niobium carbide, possibly TaC, cobalt, chromium and possibly nickel, iron, molybdenum. The composition of the materials provides a li...  

Matches 1 - 50 out of 2,673