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Patent Searching and Data


Matches 901 - 950 out of 12,295

Document Document Title
WO/2010/020212A1
Hot forming method for mould annealing of metallic workpieces, in which said mould annealing process has a prior intermediate cooling.  
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/2009/152751A1
A press mould comprises lower mould(9), upper mould(3), working limiter(6) and rigid storing restrictor(2). The lower mould(9) and the upper mould(3) are coupled each other by guide pole(1) having guiding function so that they can move r...  
WO/2009/144748A1
A device and a process are described for bending a metallic strip (W) by means of bending tools (3, 4) which can rotate around a common axis (M) near a guide aperture (1) through which the metallic strip to be bent is fed. Controllable b...  
WO/2009/138869A1
A current density changing portion (22) is formed in a heating process on an upper base side with respect to a center portion of a flat metal plate (10) in the direction of current flow, by passing current from a lower base side to the u...  
WO/2009/130175A1
The invention relates to a method for the manufacture of forming a structural part from a 7xxx- series aluminium alloy sheet, said structural part formed in a shaping operation using a strip of rolled aluminium alloy sheet, the method co...  
WO/2009/123524A1
A composite cast tool is cast in one continuous piece, partly of steel and party of grey iron, so that an interconnection zone (7) is formed between the steel and the grey iron. The steel portion (10) forms the working component of the t...  
WO/2009/116005A1
Method and machine for manufacturing semicircular arc-shaped spring-guide sections (G), wherein flat strips (B) of hardened and tempered non-alloy carbon steel are dimensionally controlled, induction heated to austenitising temperature, ...  
WO/2009/117250A2
Magnesium and other metal alloy sheet materials are deformed at hot forming temperatures into vehicle body panels and other articles. Many such hot forming operations are improved in speed and product quality by predetermining a static r...  
WO/2009/117748A2
A pressing tool (10) for forming at least a portion of an angle section beam includes a male member (12) presenting a first tool surface (14) for in use receiving at least a portion of the angle section beam thereon. The first tool surfa...  
WO/2009/113793A2
The invention relates to a bending press mold for bending frames made out of a metallic material, the frames having a complex geometry loaded with grooves or rails, such as frames for sunroofs of motor vehicles or frames for door chassis...  
WO/2009/110834A1
A method of one-piece casting of a tool with a working component (18) of steel and a body (19) of grey iron, and an interconnection zone therebetween is carried out in a single mould (2) which is kept closed and unchanged during the cast...  
WO/2009/110832A1
A mould for one piece casting of a tool, which has a working component (17) of steel and a body (18) of grey iron has a first mould cavity section (4) for the steel and a second mould cavity section (5) for the grey iron, with an interco...  
WO/2009/106571A1
The invention relates to a drawing tool (1) for shaping and cooling a steel part from a blank (6), said tool including: at least one punch (2); and at least one matrix (3); the punch and the matrix each including: at least a first portio...  
WO/2009/102848A1
A method of thermo-mechanically processing a preform (65) composed of tool steel and a tool (18) to modify a workpiece (28). The preform (65) has a region (70) containing austenite. The method comprises establishing the region (70) at a ...  
WO/2009/094763A1
The invention provides a method of designing shaping tools for metal containers (such as metal bottles) to minimize the formation of visible transition lines or ripples conventionally produced in such procedures as die necking and outwar...  
WO/2009/090711A1
A die carrying platform car (10) has a positioning pin mechanism (20a) having a positioning pin (22) capable of engaging and being disengaged from a positioning hole (8), a dropping prevention pin mechanism (40a) having a dropping preven...  
WO/2009/087722A1
A movable clamp device (10) has a clamp body (20), a motion drive unit (40), and a hose joint (61). The clamp body (20) has a T-shaped engaging section (21) engaging with a T-groove in a slide or a bolster of a press machine and also has...  
WO/2009/088027A1
The invention provides a cold-work die steel useful as material for dies for cold pressing which is excellent in basic characteristics such as hardness, toughness and dimensional change by heat treatment and which is also unproblematic w...  
WO/2009/072279A1
A clamp moving device (10) for advancing and retracting, by using a chain member, a mold fixing clamp device (70) in the horizontal direction along a T-groove (7) in the lower surface of a slide (2) of a press machine (1). The clamp movi...  
WO/2009/072440A1
A clamp rod (6) inserted into the guide hole (5) of a housing (4) is provided with a clamp member (10), an inner piston (12) and a tapered pressure receiving surface (13) sequentially from the left end toward the right end in the central...  
WO/2009/054175A1
A press mold that even when foreign matter, such as iron powder, sticks to a mold surface, would maintain a high fair quality ratio of work after press working; a relevant method of treating a press mold surface; and a process for manufa...  
WO/2009/048096A1
Provided is a molding apparatus, which can prevent an insufficient punch or a damage of a punch/die due to the inclination or transverse movement of a press ram, in advance at a punching action time, which can prevent the damage of the p...  
WO/2009/041412A1
The invention aims at improving the durability of a die part having a shape of the order of micrometer by utilizing a tungsten oxide material and realizing the production of micro parts by using the die part. A cemented carbide tool for ...  
WO/2009/039007A1
A die assembly is provided, which is structured to be affixed to a shell press. The die assembly includes at least one die shoe having first and second opposing ends, and a number of divisions between the first end and the second end. Th...  
WO/2009/038133A1
A spring product manufacturing line has a manufacturing area (2) in which a spring product is manufactured by plastic forming of a spring steel wire by a die device (50) attached to a base (52), a die device replacement area (3) in which...  
WO/2009/038998A2
The invention involves staged press brake tooling (10, 100) combinations. In some embodiments, the invention provides a staged press brake setup. In other embodiments, the invention provides a staged quick-change multiple forming recess ...  
WO/2009/016938A1
Disclosed is a hard coating film which is more excellent in wear resistance than conventional surface coating layers, while having low friction coefficient and excellent sliding properties. Also disclosed are a material covered with a ha...  
WO/2008/155477A1
The invention relates to a support (10) for a self-supporting surface plate (20), said support comprising a base (101) designed to be fixed to the ground, characterized in that the base (101) is provided with standardized coupling means ...  
WO/2008/153824A1
A punch press die holder assembly includes a die holder body with a fixed rim which partially surrounds an upwardly opening die receptacle within the die holder. The receptacle is dimensioned to receive a punch press die. Cooperating wit...  
WO/2008/150601A2
The invention involves a forming tool (10) for a machine tool. The forming tool (10) can be used, for example, to create various large forms in sheet metal or other workpieces. The forming tool (10) according to the invention comprises a...  
WO/2008/148826A1
The invention relates to a shaping method wherein a material (10) of a workpiece (12, 30) is shaped using at least one mold (14, 44, 48, 50, 142). In order to allow a wider variety of shapes while enhancing quality, a lubricant (18) is u...  
WO/2008/149707A1
This invention provides a DLC film comprising ta-C, that is, DLC having an sp3/(sp2 + sp3) structural ratio of 0.5 to 0.9, a hydrogen content of 0 to 5 atomic%, a nanoindentation hardness of 40 to 100 GPa, and a density of 2.7 to 3.4 g/c...  
WO/2008/144893A1
A sheet metal component includes a three dimensionally shaped first surface, a three dimensionally shaped second surface opposite and extending substantially parallel to the first surface and an edge interconnecting and extending about t...  
WO/2008/146481A1
A suspended cam type cam device (1) includes a cam driver (2) having a slide surface (9), a cam slide (3) moved while being in contact at a sliding surface (28) with the slide surface (9) of the cam driver (2), cam slide support means (4...  
WO/2008/140122A1
Assuming at least any one of a punch and a die is a die to be measured, a press molding device has a distortion quantity measuring means, which is installed in the die to be measured and measures the quantity of distortion of the die due...  
WO/2008/119745A1
The invention relates to a rolling bearing device, particularly for linear guidance, comprising at least one rolling bearing unit (10, 12, 14, 16) and an adjusting unit (18), which is provided for adjusting a tension force (20) between t...  
WO/2008/112394A2
The invention involves a die holder (70) for a press, such as a metal-fabricating press (10). The die holder can be configured to receive a die (90), and can include a clamp portion (130) and a wall portion (140). Preferably, the clamp a...  
WO/2008/104360A1
When shaping a metal blank (P), the blank (P) is heated to a predetermined temperature, is then cooled using a cooling device (10), and is subsequently placed in a press and is shaped. According to the invention, at least one plate surfa...  
WO/2008/102020A1
Double or single-effect hydraulically operated mechanism useful in frameworks and mould holders, configured as a hydraulic cylinder (1), comprising a sleeve (2) wherein is fitted a piston (3) securely joined to the end of a rod (7), said...  
WO/2008/097944A1
The hot stretch forming of sheet metal alloys, such as highly deformable aluminum alloy materials, is improved by using a lubricant comprising bismuth between the forming tool and the engaged surface of the sheet metal. A precursor of bi...  
WO/2008/086768A1
The invention relates to the embodiment of a tool for producing press-hardened sheet metal components, by forming a heated plate according to known press-hardening methods. According to the invention, a sheet metal plate is heated to a f...  
WO/2008/081858A1
A method of improving the life of a die for use in the hot or warm forging of a steel. The surface of the die which has been used for hot or warm forging is peened at least to such a degree that the compressive residual set of that part ...  
WO/2008/080967A1
The invention relates to a tool (40) used for the pressure crimping and driving-out of a cleat (2), comprising: a first receptacle (52) opposite which is located a crimping head (56) movably mounted on a body (42) of the tool; a second r...  
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...  
WO/2008/079082A1
There is disclosed a cemented carbide tool containing tungsten carbide, titanium carbide, nickel and cobalt, molybdenum and chromium. The composition of the materials provides a good resistance to corrosion as well as high hardness and w...  
WO/2008/071135A1
To provide a device (1) for combing fins of a heat exchanger register, comprising a handle (2), which extends in a longitudinal direction and is intended for holding the device (1), and a head part (4), which has a comb finger (3) and is...  
WO/2008/065217A1
Tool holder for punching, comprising a fixed frame (1) fastening screws (10) and positioning pins (11), an interior mobile carrier (2), and calibrated gauges (3 and 4) inserted between the fixed frame (1) and the mobile carrier (2); wher...  
WO/2008/062152A1
It is difficult to bend materials for forming beyond 180° in terms of bend angle due to the entrant nature of prior press forming arrangements including a press tool with a press recess of a static nature. By providing a press recess wh...  
WO/2008/061342A1
An apparatus for forming a powder metal article includes a die having a die cavity and a pair of opposing punches for compressing a powder metal. The apparatus includes a lubricant spraying tube with a porous nozzle, the tube being assoc...  

Matches 901 - 950 out of 12,295