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WO/2008/121179A1 |
A method of spinning multiple parts comprising attaching two blanks (30,40) to an intermediate mandrel (50), loading the intermediate mandrel and blanks into the spinning machine by clamping the intermediate mandrel and the blanks betwee...
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WO/2008/119686A1 |
An improved horizontal forging press, comprising: -a unit (18) for driving the steel bar through a heating furnace, -a unit (22) for cutting the bar leaving the furnace, -a ram(14), -a plurality of forging dies (24) each comprising two h...
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WO/2008/111119A1 |
A process for manufacturing a ring-shaped member, in which not only can material loss be zeroed to thereby attain reduction of processing cost but also a ring-shaped member can be obtained readily from a bar material through a reduced nu...
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WO/2008/106737A1 |
A modified cone bolt (11) is disclosed having a shaft (14), a cone (16) and a bifurcated projection (18) which forms the leading end of the bolt. The projection is bifurcated into two oppositely directed tangs (21, 22). The tangs during ...
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WO/2008/106858A1 |
A quasi-isothermal forging method of a disk shaped forging of nickel-base superalloys in air includes heating and preprocessing an initial alloy bar thereby obtaining a fine crystal ring blank, heating the ring blank to a temperature of ...
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WO/2008/106029A2 |
Disclosed are systems and methods for evaluating the properties of material used in the manufacture of pulling rolls. In one embodiment, a method is provided for aligning plates comprising the material along an axis and compressing the p...
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WO/2008/104396A1 |
The invention relates to an axle body, particularly for a commercial vehicle, wherein the body is configured substantially as an axle pipe, which comprises a center section (4) and at least one receiving section (2) connected thereto for...
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WO/2008/098636A1 |
The invention relates to a cutting element for a rock drill and to a method for producing a cutting element for a rock drill.
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WO/2008/096035A1 |
Method for manufacturing a sleeve like ring bit (1) of a hammering drilling device which bit is meant to be located and to be locked on a pilot bit (6) which drills the middle part of a hole and which ring bit comprises bit buttons (5) o...
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WO/2008/094416A2 |
The present is directed to a combination horseshoe and impact pad that dampens the shock of impact and prevents impact pad distortion when the hoof strikes the ground. The impact pad includes a retainer member fixed to the hoof and bonde...
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WO/2008/090848A1 |
An improved method for manufacturing a raceway ring member such as an outer ring (2) having a fixing portion (6) on its outer circumferential surface and also having double-row outer ring raceways (5) on its inner circumferential surface...
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WO/2008/087990A1 |
A cylindrical material (10) is sequentially subjected to a swaging treatment of (A) →(B), a backward extruding treatment of (C) → (D), a punching treatment of (D) → (E), a rolling treatment of (E) → (F), and a finishing treatment...
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WO/2008/085616A2 |
Fibers for diamond-impregnated cutting tools and their associated methods for manufacture and use are described. The cutting tools contain a diamond-impregnated cutting portion that contains fibers made from carbon, glass, ceramic, polym...
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WO/2008/081955A1 |
In the production of a shaft part with flange portion by hot forging of steel as a material, there is provided a hot forged part wherein good cold workability has been imparted to its flange portion and high fatigue strength has been imp...
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WO/2008/082034A1 |
Disclosed therein are an apparatus and method for manufacturing a sprocket segment, which can manufacture the sprocket segment through a simplified process including hot precision forging, through hardening and painting, thereby reducing...
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WO/2008/077162A1 |
The invention relates to a steering rack (1) which is hollow at least in sections and has a longitudinal axis extending parallel to a longitudinal direction (39). Said steering rack comprises a wall (3) in the hollow region thereof, surr...
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WO/2008/077163A1 |
The invention relates to a moulded part which is hollow at least in sections and comprises a wall (3), in its hollow region, which at least partially surrounds the cavity (49) of the moulded part and comprises a moulded element (6, 40, 4...
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WO/2008/074499A1 |
The invention relates to a hollow piston (10) for an axial piston machine (1), comprising a cylindrical main body (36) with a first end section (37) and a second end section (38). A cover (39) is provided on the second end section (38), ...
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WO/2008/074279A1 |
The invention relates to the production of a forged part (11) having at least one unilateral extension (8), particularly a segment shaft, wherein round material is pressed to a blank (10) having unilaterally accumulating material in a fi...
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WO/2008/068095A1 |
A method for fastening a sleeve on a shaft is proposed, in particular a method for fastening a respective sleeve (28, 30) on the input shaft (12) and on the output shaft (14) of a torque sensor (10), wherein the shaft has a contour for c...
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WO/2008/066477A1 |
Driver (1) for a propeller shaft, comprising a substantially tubular fastening portion (3) adapted to being fastened to a propeller shaft tube or a splined sleeve, and two mutually opposite lug portions (6), each provided with a hole, wh...
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WO/2008/053896A1 |
A light-weight structure capable of sufficiently ensuring any of the width size, strength and rigidity of a rack tooth (10), and a production method thereof. A rack tooth (10) is formed by plastic working on one side surface in the radia...
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WO/2008/049731A1 |
The invention relates to an arrangement of a pin (1) in a bore (2) of a disc (3), in particular a planetary gear pin (1) in a guiding disc (3) of a planet carrier, wherein the pin (1) is secured against turning by caulking with the disc ...
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WO/2008/046200A1 |
A metal post support ground spike is disclosed having a post receiving socket, and a flat plate. The flat plate is welded to four walls of the post receiving socket. The post support may also comprise a blades portion welded to the flat ...
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WO/2008/041406A1 |
There is provided a blank structure of bearing ring member that realizes uniform surface properties on a cut object surface after forging of stainless steel so as to enable high-precision cut machining. Blank (10) to be machined into bea...
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WO/2008/038458A1 |
A spherical bearing that allows enclosing of ball part (10) of inside member (1) in the interior of outside member (2) without employment of casting and excels in the bonding strength between the outside member (2) and the inside member ...
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WO/2008/034456A1 |
Disclosed is a method for forming hollow shafts, wherein the hollow shaft (1) is conveyed through a die (3) in a processing direction (2) and is fixed with a mandrel (4) in such a way that the hollow shaft (1) has a material flow velocit...
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WO/2008/034564A1 |
In the production of a wheel disc (1), a blank (12) obtained by cutting a piece of flat material to size is shaped by extrusion.
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WO/2008/031475A1 |
The present invention relates to a cleaver (8) having a crush-forged crank (6). In order to provide a cleaver having an improved manageability and surface feel, thereby preventing any possible injuries during the use of the cleaver, the ...
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WO/2008/032348A1 |
A process for realising a bush for electric battery pole or terminal, an apparatus for actuating the process and the bush for electric battery pole this obtained comprising a first actuating step of cold molding of a substantially cylind...
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WO/2008/029910A1 |
A method of forming a can body furnished on its outer or inner surface with ribs, comprising providing a press metal mold with a female die with approximately circular section, forming multiple grooves on the inner circumferential surfac...
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WO/2008/028712A1 |
The invention relates to a rear windscreen wiper comprising an electric drive assembly, in particular for a motor vehicle. Said wiper comprises an armature shaft (10) and an armature core (15), the armature shaft (10) being mounted by me...
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WO/2008/028059A1 |
Methods and systems for reducing the stress state of compressed ends (14) of compressed tubes (10) are disclosed. The methods and systems may provide a reduced tensile residual stress state, or even a compressive residual stress state. T...
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WO/2008/018439A1 |
A bearing unit having one raceway ring (2) mounted on a vehicle body, the other raceway ring (4) placed facing the one raceway ring (2) and mounted on a wheel, and rolling bodies (6, 8) rollably assembled between an outer ring raceway (2...
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WO/2008/003401A1 |
The invention relates to a method for producing a one-piece, lightweight piston (1) consisting of steel and having a small compression depth (S), said piston having at least one cavity (17) in a shaft aperture region (16). A piston blank...
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WO/2008/004585A1 |
A member produced by powder forging which retains machinability and improved fatigue strength without having an increased hardness and can retain self conformability after fracture splitting; a powder mixture for powder forging; a proces...
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WO/2008/003653A1 |
The invention relates to a cam follower (1) or rocker arm (10) for the valve train of an internal combustion engine. Said follower (1) or arm (10) transmits the lift of a cam (13) to a gas exchange valve (14) and has an elongated body (2...
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WO/2007/148359A1 |
A manufacturing method is described for a pin (1) provided with an essentially spherical end portion (3) for engaging a ball joint; the manufacturing method comprising the steps of: plastically deforming a rough element so as to manufact...
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WO/2007/138903A1 |
A process for manufacturing a rolling member that while simultaneously avoiding the problem attributed to generation of decarburized layer and the problem attributed to scale generation, attains reduction of manufacturing cost. The proce...
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WO/2007/132585A1 |
A billet splitting device for arranging billets, which are serially fed in a single row, into two rows. The billet splitting device (A) is provided between a chute (S) for feeding the billets (b) in a single row and a charge device (Cg) ...
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WO/2007/131730A1 |
A screw or bolt (1) with a recess (3) in a head (2) and a complimentary driver (20) for engaging the recess (3). The recess (3) comprises a plurality of lobes (4) flanked by driving flanges (5). Each flange (5) has an undercut portion (6...
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WO/2007/128264A1 |
The invention relates to a device for forging bush-shaped parts, comprising a form with: an upper form mandrel (C); an outer form ring (A); a lower form mandrel (B); an ejector device with an upper ejector (G) for ejection through the up...
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WO/2007/128013A1 |
A procedure for the manufacture of a toothed wheel made of a pressed and sintered powder metal blank (1) with allowance in the area of the toothing, whereby plastic deformation compresses the powder metal blank (1) by unwinding the compr...
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WO/2007/128717A1 |
The invention relates to a connection (15) of sheet metal plates (7, 8) of a gear unit (1), wherein the connection (5) between at least one first sheet metal plate component (7) and a second sheet metal plate component (8) has at least o...
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WO/2007/123409A1 |
A system for driving a screw, comprising a screw and a corresponding tool, the screw head having a hexalobular slot (2) in the upper surface of the screw head, an upper peripheral wall (9) of hexalobular planform extending down into the ...
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WO/2007/114078A1 |
This invention provides an aluminum alloy forging material, which has realized enhanced strength, enhanced toughness, and enhanced corrosion resistance, and a process for producing the same. The aluminum alloy forging material is produce...
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WO/2007/111068A1 |
An inner ring (10) of a constant velocity universal joint comprises ball grooves (12) formed on the outer peripheral surface (14) of the ring at predetermined intervals in the circumferential direction. A chamfer (16) is formed on the si...
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WO/2007/111325A1 |
A process for the production of liner-constituting members which comprises the following five steps: the first step of subjecting an aluminum alloy containing Si: 0.4 to 1.2% by mass and Mg: 0.8 to 1.2% by mass with the balance being alu...
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WO/2007/108365A1 |
A rolled material excelling in fracture splittability that is suitable for manufacturing of a connecting rod having its through-hole portion for assembly in crank shaft fracture split into roughly a semicircle. There is provided a rolled...
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WO/2007/108486A1 |
Desired hardness distribution is attained for each portion of a crawler track link through a small number of steps. The method for manufacturing the crawler track link comprises a step for forming a crawler track link (3) having a tread ...
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