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Patent Searching and Data


Matches 851 - 900 out of 13,056

Document Document Title
WO/2010/082427A1
An outer joint member for a fixed constant velocity universal joint, capable of being produced with an improved yield ratio and reduced production cost by reducing the number of man-hour by a reduction in the amount of work after forging...  
WO/2010/078869A1
The invention relates to a multistage shaping method comprising a main shaping stage in which the applied pressing power is greater than in the other shaping stages. In order to be able to perform the main shaping stage eccentrically fro...  
WO/2010/078714A1
A vertical forging method for a steering yoke of an automobile, which is integrally formed of a rod part (1), a flange (2), and symmetrical yoke ears (4) on the flange (2), comprises the following steps: vertically parting the die for th...  
WO/2010/075600A1
The invention relates to a method for backing the inside teeth (2) of a sliding sleeve (3) produced by way of powder metallurgy for a manual transmission, wherein the backings (1) of the teeth (4) form pitches (9) on the face side are fo...  
WO/2010/071935A1
An apparatus for manufacturing a cable bolt includes a rotatably driven pay-out reel (20) for paying out a cable (1) coiled in use about the pay-out reel (20). An upstream accumulator (40) is located downstream of the pay-out reel (20) f...  
WO/2010/073877A1
Provided are a forging method and closed forging mold that can reduce the closing force borne by the dies and can use relatively small closing devices even for large products. Tripod uniform motion universal joints using tripod members m...  
WO/2010/074598A1
The invention relates to plastic metal forming, in particular, to methods for producing a hollow fan blade made of a titanium alloy. The method involves machining blanks of shells so that the sections to be jointed to the filler blank ar...  
WO/2010/073878A1
Provided are a forging method that can reduce die wear and can avoid elevation of processing load due to contact between the shank tip surface and the dies and improve mold life even when raw materials of excessive weight are intermixed,...  
WO/2010/071981A1
Exemplary embodiments of the invention relate to a sheet article having opposed first and second surfaces, and having a core layer, a cladding layer at the first surface of the sheet article, and optionally a cladding layer at the second...  
WO/2010/069817A1
The invention relates to a method for producing the rolling elements of a ball roller bearing, wherein the rolling elements are designed as ball rollers (1), wherein substantially the following method steps are performed in order to prod...  
WO/2010/067626A1
Provided are a wheel having high mechanical strength and a method for manufacturing the same. The wheel (100) has a disk portion (6), an outer rim (7) and an inner rim (8). The disk portion (6) and the inner as well as the outer rim comp...  
WO/2010/067465A1
Provided are a forged billet from which a wheel having excellent and uniform mechanical strength can be manufactured and a wheel obtained therefrom. A forged billet (10) obtained by forming a cast billet (4) by fusion-casting a light-met...  
WO/2010/066400A1
A connecting rod and methods for making the same are disclosed. A method of making a connecting rod may include joining a first connecting rod blank and a second connecting rod blank together. The first connecting rod blank includes a fi...  
WO/2010/064641A1
A forging method capable of transferring a workpiece with good positional accuracy. A forging method configured in such a manner that, when a pair of feed bars (41) arranged on both sides of a conveying line is closed, a workpiece (W) pr...  
WO/2010/064103A1
The invention relates to a method and a press for producing metallic pieces having one or more cavities, by billet press forging, wherein every single billet is placed in a closable mould (not disclosed) and one or more pins (16) are int...  
WO/2010/061812A1
Provided is a method for manufacturing a shaft for a turbine rotor, which makes it possible to ensure that the dimensions of a flange, the dimensions of a shaft part, the squareness of the flange with respect to the shaft part, circular ...  
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/2010/047802A1
A graphite core mold having its own cavity is pressed into a cavity of a graphite shell mold. The core cavity is filled with tungsten carbide, mixed with a nickel alloy, heated and then cooled to thereby provide a carbide matrix body. Af...  
WO/2010/046611A2
The invention relates to a method for manufacturing a bolting part, such as a screw (10) or a nut, comprising a head (12) comprising a perimeter (18) including at least one shoulder (20) extending in a radial plane. The method comprises ...  
WO/2010/040238A1
In order to produce a molded part provided with a through-hole, a rod-shaped blank (R) is pushed forward coaxially through a guide (1) by a defined length into a cavity (2) and then fixed in place. Then the end region of the blank (R) is...  
WO/2010/042429A1
A method for making an AWJ mixing tube having a longitudinal bore coated with an abrasion-resistant material, such as diamond. Two blocks having mating longitudinal sides are fastened together prior to machining the longitudinal bore alo...  
WO/2010/037551A2
The invention relates to a method for the non-cutting production of an outside thread on hollow metal work pieces for use as hollow screws, hollow shafts, threaded sleeves or fittings as stable connecting or fastening elements, and to a ...  
WO/2010/034324A1
The invention relates to a threaded nut made of a metal material and having a threaded hole (62) and a circumferential inner groove (78) associated with the longitudinal axis (E) thereof, wherein a ring flange (64) is formed on one of th...  
WO/2010/036833A2
An earth boring drill bit comprising a milled cutter having rows of teeth hardfacing guides on the cutter. Hardfacing is applied between adjacent teeth hardfacing guides to form a cutting element. The hardfacing may extend past the crest...  
WO/2010/031982A1
The invention relates to a method for forging a thermomechanical part and comprises the following steps: - providing a billet produced in a titanium alloy having a beta transus temperature Tb; - carrying out at least one step of forging ...  
WO/2010/031985A1
The invention relates to a method for manufacturing a titanium alloy part and comprises: heating the part to a temperature T1 until the temperature of the part is substantially uniform, an operation for the initial forging of the part, i...  
WO/2010/026779A1
Provided are a method for producing a wheel having an excellent and uniform mechanical strength, and a wheel. The method for producing a wheel comprises a preparation step (S1) for preparing a molten material by melting a light metal all...  
WO/2010/026780A1
Provided are a method for producing a wheel having an excellent and uniform mechanical strength; and a wheel. The method for producing a wheel comprises a preparation step (S1) for preparing a molten material by melting a light metal all...  
WO/2010/027869A1
A lightweight, high-stiffness structural beam having a web and a chord, which features a cross-sectional geometry featuring a plurality of sides arranged in an asymmetrical, non-closed, convex polygon shape. At least three of the sides o...  
WO/2010/026778A1
Provided is a forged billet which can produce a forged product (e.g. a wheel) having excellent and uniform mechanical strength, and also provided is a wheel which can be produced from the forged billet. A cast billet (4) is produced by c...  
WO/2010/021443A1
The present invention relates to a method for manufacturing a self-drilling screw wherein a spire is formed on the outer surface of the main body of the screw and a drill edge is formed at the front end of the main body of the screw at t...  
WO/2010/021812A1
A method for making a test specimen includes machining out a chordal core from an annular forging and machining the specimen symmetrical about a chordal axis of the core. A linear cutting tool such as a wire EDM machine is used for the m...  
WO/2010/017879A1
The invention relates to a bimetal valve comprising a partial valve blank containing a shaft part (16), made of a first alloy, and a composite part that forms the valve plate (17) and is made of a second alloy of high quality,. Said bime...  
WO/2010/013618A1
Provided is an enlargement processing method for a workpiece wherein a portion of a workpiece such as a shaft member can be processed stably into an enlarged portion while a driving force required for the formation of the enlarged portio...  
WO/2010/009507A1
A method of swaging is provided to mount an anchor member (14) on a solid shaft (12) to form a component of a yielding rock bolt The anchor member (14) is mounted on the shaft (10) and the assembly is placed in a swage press (10) having ...  
WO/2010/006873A1
The invention relates to a method for producing a circular cylindrical body (10) comprising a workable mass, having a least one helical internal cavity extending in the interior of the body. The body (10) is initially produced with a str...  
WO/2010/003623A1
The invention relates to a heat exchanger, in particular a heat exchanger of a motor vehicle, having cooling pipes (3) and having collecting tanks, in which heat exchanger the cooling pipes extend between the collecting tanks, in which h...  
WO/2009/150000A1
The invention relates to a stamping unit (2) for stamping material, comprising a die (7), a longitudinal adjusting unit, and a swiveling unit. The die (7) has several stamping noses (36) which are located at a distance from the central a...  
WO/2009/149695A1
The invention relates to a two-part pressed part and to a method for producing a two-part pressed part. To avoid a complex adaptation of the fitting surfaces of the individual parts, according to the invention, both individual parts (17;...  
WO/2009/151223A2
The present invention relates to a screw used for connecting a hard disk drive cover to a steel plate and a method for manufacturing the same. In conventional joints, the tightening force gets weaker when the threaded portion is shorter...  
WO/2009/148496A1
A method of making a ring comprising cutting a raw material stock to a predetermined length, cutting a slit through the raw material stock along its length to form a blank (10), inserting the blank (10) into a tool, expanding the middle ...  
WO/2009/146715A1
The invention relates to a bush widening apparatus and a process by means of which it is possible, with relatively low investment costs, to partially forge certain sections of large and heavy bush blanks (5) by means of a motor-driven, e...  
WO/2009/141454A1
Centering bolt for centering the cartridge of an airbag system, comprising a shaft (11), which is optionally provided with an exterior threading, and a head (12), wherein the head (12) comprises a main surface (17) at the side thereof th...  
WO/2009/139137A1
Disclosed is a method for forming a wheel bearing device that affords a reduction in costs through the simplification of the swaging tool, and affords improved product quality by preventing burring. A small-diameter stepped portion (1b) ...  
WO/2009/132695A1
A method of manufacturing a crankshaft (12) comprises the following steps: supplying an intermediary crankshaft (1) made of one piece and comprising at least an intermediary crank arm (3) and an intermediary crankpin (4); applying a firs...  
WO/2009/130776A1
An object of the present invention is to provide a metal bent tube joint and assembly for use in pipe connection and a process for producing the metal bent tube joint and assembly and to reduce the sum total of a specific environmental l...  
WO/2009/131253A1
Provided are a plastic machining method for forming a metal component having no defect, e.g. burr, in the form, a method of producing a metal component using the plastic machining method, a die and a processing machine for use therein, a...  
WO/2009/122040A1
The invention relates to a method for manufacturing a hollow blade (10) for a turbomachine that comprises drilling channels (24) into a blank of the blade, placing inserts into the channels (24), forging the blank, and removing the inser...  
WO/2009/122653A1
A material for soft-nitrided crankshafts which is further improved in strength and in the ability to be straightened. The material for soft-nitrided crankshafts has a composition containing given amounts, in terms of mass%, of C, Si, Mn,...  
WO/2009/121743A1
A swirl spraying nozzle (1) for spraying liquid fuel has a nozzle body (2) which has a hollow cylinder (5) with a base (4) terminating the hollow cylinder on one side and with a head (6) terminating the hollow cylinder on the other side ...  

Matches 851 - 900 out of 13,056