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WO/2007/108027A1 |
In a method of forming steel ball blanks (4), in particular for rolling bearings, a starting steel cylinder (1) is plastically deformed; the plastic deformation is firstly performed in radial direction, for obtaining an essentially cylin...
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WO/2007/100593A2 |
A method for attenuating vibration in a driveline having a shaft assembly that transmits torque between first and second driveline components. The shaft assembly can have a hollow shaft member and at least one liner. The liner has a mass...
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WO/2007/097141A1 |
First shaped item (13) with shaft part (7) is produced by forward extrusion forming of work (11) (step S1), and further, upset forming thereof is carried out to thereby obtain second shaped item (15) with large-diameter part (14) (step S...
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WO/2007/092481A2 |
A brake assembly includes a brake, an actuator (10), and an automatic slack adjuster for adjusting the clearance between the brake shoes and the brake drum. The actuator includes a housing (12), a piston (14) moveably disposed in the hou...
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WO/2007/085069A1 |
The present invention is composed of a sole part, having the function of joining the logs I and, because of being a sole part, provides better efficiency and safety, for instance, to the railway traffic. Such joining is made of a part in...
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WO/2007/085102A1 |
A work transport device for a metal-forming machine comprises a pair of grips (1) which have two non-crossing gripper arms (11, 12) which are pivotable relative to one another and which each have a gripping end (111, 121) for gripping a ...
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WO/2007/082366A1 |
A steel stud member (10) for use in supporting structures and having reduced thickness as compared with conventional studs, and having a web (12) having side edges , flanges (14) and (16) on the side edges, formed at angles to the web, t...
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WO/2007/082708A1 |
An α/α2-TiAl alloy as material for components or parts of components in internal combustion engines, in particular for lightweight valves, comprises 40-50% by volume of α2 phase (Ti3Al), ≤ 1% by volume of suicides, ≤ 1% by volume ...
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WO/2007/082564A1 |
The invention relates to a method for producing a piston (1), for an internal combustion engine, designed as a cooling duct piston for small compression heights. The piston (1) comprises a lower part (2) and an upper part (3) which are s...
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WO/2007/076751A2 |
The invention relates to a method of producing a rocker pressure piece (1, 1') of a chain rocker joint for a flat link chain (19), especially a CVT chain, according to which a shaped wire (2) is cambered along at least one defined sectio...
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WO/2007/075402A2 |
A method for casting monitored pilings and a pour diverter used in connection with the method is provided. The method includes positioning a plurality of pile strands in a form, and then connecting a suspension assembly having at least o...
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WO/2007/070958A1 |
A steering dampener having multiple selectable dampening characteristics. The steering damper device (1) provides a steering dampener having adjustable dampening properties, including flexible and adjustable return to center dampening pr...
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WO/2007/068591A1 |
The invention relates to a method for producing a composite part comprising a first (1) and at least one second part (2). The first part (1) is made at least in part of a metal while the second part (4) is made at least in part of anothe...
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WO/2007/066634A1 |
A process in which an inner end portion of hub main body (13a) equipped with mounting flange (15) and locating tube part (16), small-diameter step portion (18) can be worked stably with high precision by cold forging. In the state of res...
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WO/2007/067888A2 |
A propeller shaft assembly (100) of a vehicle comprises an inner tube (10) and an outer tube (10') in which one of the inner and outer tubes includes a stub portion (12) integrally formed with a shaft portion (14). A method for making a ...
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WO/2007/056975A1 |
In a method for blowing out and/or for spraying dies (3, 5), arranged at the top and/or bottom, of forging presses, in particular drop forging presses, comprising automatic workpiece transport by means of a transport lifting beam (8) pro...
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WO/2007/055859A1 |
A method of forming pierce and clinch nuts (74,174,274) by rolling a section (20) having the desired cross-section, punching equally spaced bores (50) through the central pilot portion (22) and then punching configured openings (56) thro...
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WO/2007/049433A1 |
Disclosed is a method of manufacturing a rotor shaft including a rotor 12 and a shaft 11 having a groove 11b formed on a periphery to open radially outwardly, the rotor 12 being fixed to the shaft 11 through a caulking plate 13 disposed ...
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WO/2007/045358A1 |
The invention relates to the design of multiple piece rolls, in particular backup rolls, for the use in metal rolling. The roll comprises a main part (1) with a centre bore (4) for the removal of centre defects or flaws arising from the ...
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WO/2007/043625A1 |
When a punch is pressed down, the inner circumferential surface of a first rack blank bites into the upper surface of a second rack blank, and reaction in the process causes the material of the second rack blank to flow upward. This allo...
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WO/2007/032434A1 |
First upsetting is conducted in which an annular sidewall part (20) is plastically deformed outward in the radial directions by a first molding part (64) of a punch (66) to thereby form a first-upsetting molded part (26a) on one end. Sub...
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WO/2007/028410A1 |
A forming tool (20) characterised in that it comprises a substrate (21) and a metallic glass layer (23) on at least the working surface (22) of the forming tool (20) whereas the forming tool is one of: a) a forming tool of an extrusion...
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WO/2007/029804A1 |
An upsetting method capable of manufacturing, by a minimum load, an upset article having swelled parts formed in a bent shape. A bar-like material (1) is mounted on a receiving die (11) so as not to move in the axial direction, the parts...
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WO/2007/026515A1 |
Outer ring (4) of a uniform speed universal joint (1) has a stem portion (10) projecting from the outer bottom face (9a) of a cup portion (9) and the stem portion (10) is inserted into a trough hole (31) in the hub (27) of a wheel bearin...
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WO/2007/025799A1 |
Disclosed are a method and a production line that make it possible to produce near net-shaped piston blanks (R) which have to be cut only slightly during the final machining process. In order to be able to do so, the piston shaft (KS) of...
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WO/2007/026756A1 |
A method for manufacturing an annular member in which a work member (20b) formed of a circular bottom part (22b) having, at its center, a hole (23b) and an inner wall part (24b) around the hole (23b) and a skirt-like outer wall part (25b...
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WO/2007/027188A2 |
The portable band saw sharpener (10) includes a frame (12) for receiving a saw blade (14) that is to be sharpened. A hand-operated motor (16) is pivotally mounted to the frame (12) for driving a grinding wheel (20), which engages the tee...
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WO/2007/023647A1 |
A method for manufacturing a rocker arm capable of increasing the durability of the rocker arm and providing excellent productivity. According to the method, firstly, an intermediate product (13) having both side-walls (20) disposed para...
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WO/2007/023646A1 |
A manufacturing method for a rocker arm capable of stably forming valve stem guide walls. In the method, an intermediate product (13) having both side walls (20) extending in a predetermined direction and an end part connection wall (30)...
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WO/2007/022794A1 |
The invention relates to a composite busbar (1) containing a mount profile (2) composed of a light-metal material with a head surface, as well as a profile strip (3) which is arranged on the head surface and is composed of a harder metal...
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WO/2007/017536A1 |
The invention relates to a rolling rack of the type that comprises a toothed rolling surface. The invention is characterised in that one of the ends of the toothed surface comprises a strip of material having a coefficient of friction th...
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WO/2007/012408A1 |
The invention relates to a camshaft (1) and to a method for manufacturing a camshaft (1). In the case of said camshaft (1), a gearwheel (5) is attached to a camshaft tube (3). A collar (7) which is attached to the gearwheel (5) and a loc...
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WO/2007/012367A1 |
A method of forming a circular sheet-metal blank (1), which has a central hole (2) and rests on a tool (4) rotating about an axis (3) and has a thickness al and a diameter dl which is less than the diameter of the tool (4) is distinguish...
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WO/2007/009476A1 |
The present invention relates to a method for manufacturing a toothing on a component of a shaft-hub connection, the component being permanently secured in a fixing device, while in this fixing device it receives an at least two-stage to...
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WO/2007/009267A1 |
The invention relates to a method for cold-form profiling cylindrical, thin-walled hollow parts (1), comprising profiles (4) which extend in an essentially parallel manner in relation to the longitudinal axis (A) of the hollow part (1). ...
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WO/2007/010774A1 |
This invention provides a process for producing a bearing device for a wheel that can improve strength and fatigue strength by the refinement of the structure and the increase in hardness and can suppress a lowering in productivity by an...
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WO/2007/006340A1 |
Disclosed is a method for producing substantially axially symmetrical workpieces by shaping a starting material (3) with the aid of a die (1) and a rotatable tool (2), the die (1) being provided with a bore (11) along the central axis th...
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WO/2007/007497A1 |
A hot forging equipment that enables production of hot forged items excelling in fatigue properties and cold workability. There is provided a hot forging equipment comprising, arranged in sequence on a carrier line, a heating furnace for...
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WO/2007/004695A1 |
A method for manufacturing a work (W) having a peripheral flange (ml) by pressing a sheet material (M) including half die cutting the material so as to simultaneously form inner and outer circumferential surface of the peripheral flange ...
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WO/2006/137198A1 |
A primary product (40) is formed by performing forward extrusion of a work (10) in the first step, and a secondary product (50) is formed by performing swaging in the second step. In the third step, preliminary pushing of the upper surfa...
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WO/2006/133626A1 |
The present invention provides an apparatus of feeding sub-blank special for cold-forging forming machine of screw which includes a valve holder with a feeding channel whose entrance is on the top surface of the valve holder and whose ex...
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WO/2006/133910A1 |
The invention relates to a method and an arrangement for producing rings (60) from a metallic material, which are provided with an axially continuous inner profile (32) at the inner circumference and with a radial outer profile (62) at t...
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WO/2006/131248A1 |
The invention relates to a method for producing hollow bolts (1) which comprise a longitudinal bore (6) and circumferential notches (11). The hollow bolts are provided with longitudinal grooves which extend between elevations that determ...
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WO/2006/131354A2 |
The invention relates to a forged component that comprises a toothed section.
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WO/2006/125634A1 |
The invention relates to a method for producing hollow body elements (200), for example, nut elements which are applied to components which are normally made of steel (280), in particular, for producing hollow body elements having an ess...
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WO/2006/126622A1 |
A punching method and a punching device capable of punching with high yield of material and low molding load and preventing underfill from occurring. The punching method comprises a step for pushing open the predicted punched part (2) of...
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WO/2006/117946A1 |
A method and a device for forging a bevel gear. The device comprises a punch (38), a work positioning and holding die (40) positioning and holding a work (28) placed on the placing surface (30) of a lower die (18), and an outer burr remo...
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WO/2006/108369A1 |
The invention relates to a screw (10) which comprises a head (12) and two external threads (16, 20) which are arranged on both sides of the of the head (12). Said screw is produced in such a manner that a pin (18), which comprises an out...
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WO/2006/099661A1 |
A method of manufacturing a steering rack for a vehicle rack and pinion steering system. The rack comprises gear teeth and a shank that has a constant outside diameter and constant wall thickness over the majority of its length. The meth...
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WO/2006/101098A1 |
An apparatus and a method for manufacturing an outer ring member for a constant velocity joint and an intermediate molded body. The apparatus comprises a molding land (50) formed in circular arc shape in cross section with a prescribed r...
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