Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 501 - 550 out of 9,025

Document Document Title
WO/2001/083131A2
The present invention relates to a reinforcement device (1, 100), especially a reinforcement device useable in a machine for laminating rims for wheels of automotive vehicles, the machine comprising at least two substantially parallel la...  
WO/2001/078940A1
The invention relates to toothing for a synchronising unit which has a spline profile (6) that is moulded from a sheet and configured in a single piece. Said toothing is provided with teeth (7) whose cross-section is filled in with the m...  
WO/2001/074514A1
A method is disclosed for the manufacture of gear wheels having two axially adjacent gears (4,6) thereon. A blank is prepared with the two gears crudely formed thereon by compressing and sintering a shaped mass of substantially metal pow...  
WO/2001/075317A1
A method of manufacturing a ball joint and a housing therefor, comprising the steps of forming an intermediate formed body (41), having a cylindrical arm-equivalent part (42) installed projectedly thereon with a formed hole (42a) larger ...  
WO/2001/068289A1
The inventive method relates to the production of configurated axisymmetric parts made of difficult-to-form multi-phase alloys. Said parts are embodied with a central and peripheral portion. Local forming of the peripheral portion of a s...  
WO/2001/068287A1
A process for the formation of a thread form in a substantially elongate member (1), wherein the thread form includes at least one rib (3) spaced apart from at least one other rib along the elongate member and wherein the thread form has...  
WO/2001/068288A1
An improved end-working attachment (30) for a screw machine or a rotary transfer machine is particularly suited for use in rolling threads on a workpiece. The attachment broadly comprises: a slide base (31) having an axis (y-y); at least...  
WO/2001/066280A1
The invention relates to a system for adjusting the reference of inclination for the purpose of rolling rotationally symmetrical work pieces, especially for rolling threads, screw profiles, toothed gear works, for knurling axially and di...  
WO/2001/066278A1
A slitting method capable of accurately and easily slitting on the outer peripheral surface of a blank at any position in plate thickness direction in manufacturing a metal sheet V-pulley, comprising the steps of forming a blank storing ...  
WO/2001/065668A1
The invention relates to a method for producing a shaft (22) and to a device containing a shaft (22) of this type, in particular for producing an armature shaft (22) of an electromotive drive (12), which is machined to a specified dimens...  
WO/2001/064365A1
A machine tool system (30) includes a tool (32) for cold forming a workpiece over an operating cycle and a sensor device (40) which senses each operating cycle of the tool (32). Identification data for the tool (32) and operating data fo...  
WO/2001/064369A1
The invention relates to plastic metal working, in particular to the working of multi-phase alloys based on nickel, titanium and iron used for manufacturing parts like discs, rings, drums with bottom and flange, conical, hemispherical, a...  
WO2000072994A3
The invention relates to a method and a device for producing vehicle wheels having a rim consisting of a steel material. A tubular element having uniform wall thickness is used as work piece and clamped in a flow turning machine. At leas...  
WO/2001/062412A1
The invention relates to a device for shaping spherical objects from sections of lines consisting of a dimensionally stable, non-elastic material, e.g. metal foils, said lines having evenly distributed cuts and having been combined into ...  
WO/2001/060543A1
The invention relates to a method for non-cutting production of a component, especially a component of a gearbox . Said component comprises a hub (15). The hub (15) is provided with a stepped hole (15) and is produced by cold deformation...  
WO/2001/060583A1
The invention concerns a device and a method for continuous pressing of a plastically deformable blank (15) into a three-dimensional section with a predetermined cross-sectional area, comprising a substantially cylindrical, fixed die (10...  
WO/2001/060537A2
The invention relates to a method for producing metal items from metal blanks (1). The metal blank is positioned between two roller surfaces of two rollers (5), these roller surfaces being opposed and having means for being rolled out ag...  
WO/2001/060582A1
The invention concerns a device and a method for continuous pressing of a plastically deformable blank (15) into a three-dimensional section with a predetermined cross-sectional area, comprising a substantially cylindrical, fixed die (10...  
WO/2001/058616A1
The invention relates to a method and a press cylinder device for producing a hollow body consisting of a tubular workpiece (10) comprising a step (20). A conical area (12) is embodied on the tubular workpiece. Said area is heated in a s...  
WO/2001/058619A1
A method of rolling a rim, capable of accurately splitting the rim at any position on a blank outer peripheral surface in plate thickness direction, comprising the steps of providing a preforming roller die (7) forming a recessed groove ...  
WO/2001/053684A2
The invention relates to a fuel injection valve comprising a valve holding body (1) which is provided with a longitudinal axis (2). A central spring chamber (5) is designed in said body. A closing spring (6) that transmits a closing pres...  
WO/2001/051233A1
The invention relates to a method for production of a disc wheel body for rail vehicles. The aim of the invention is to produce a disc wheel body for rail vehicles with a minimal material requirement and which has a high strength and dur...  
WO/2001/049429A1
A method of forming a dome from a substantially round blank having a surface area smaller than the surface area of the dome includes the steps of shear forming the blank (30) on a rotatable flat-nosed conical mandrel (31) to form a defor...  
WO/2001/041952A1
The present invention relates to a metallic, precise columnar member (5) having an outer diameter with high accuracy, wherein the columnar member (5) comprises a plurality of flattened thread ridges having a predetermined outer diameter ...  
WO/2001/035871A1
The invention relates to an element (1) intended to be implanted in body tissue, especially bone tissue (3), which exhibits a controlled surface structure on at least that part (4A) of the implant (1) which is so arranged as to be in con...  
WO/2001/028709A1
A hub having a bore, in accordance with the present invention, is spun-roll formed of a portion of an annular sheet metal disc (10). The hub is formed by radially displacing a portion of the annular sheet disc (10) outward from the bore....  
WO/2001/023118A1
A method of processing the connecting ends of deformed steel bars used for reinforcing concrete, comprising the steps of either machining a raw material for a deformed steel bar and forming rolled threads in the ribs and nodes or swaging...  
WO/2001/018409A1
A self-drilling screw fastener (40) has a shank (42) with a drive head at one end and a penetrating portion at the other end, the portion ending at a sharp tip (50). A single-start screw thread (52) runs from the tip (50) towards the hea...  
WO/2001/007181A1
A method of easily manufacturing, using a thin disk steel sheet blank, a sheet metal member in a form that an annular projection (3) is raised concentrically at least on one surface of a circular substrate part (1), in fewer processes, w...  
WO/2001/002111A1
A method and device for rotating and machining a bar material, wherein a disk-shaped rotor is held rotatably around an horizontal axis, a pair of rails which are opposed radially to each other and have arc-shaped sliding surfaces in para...  
WO/2000/079071A1
Anchor rod having at least one section (4) provided with ribs or other raised portions or profiling and a threaded section (2) at the end or ends. There is a variable transition section (3) between the threaded section (2) and the sectio...  
WO2000031424A8
The present invention provides a novel fastener member, stud, or other threaded member (22, 22b), for engagement with a female member (26), and the method of assembly thereof. The fastener member (22, 22b) has a novel point (20, 20b) whi...  
WO/2000/076689A1
The invention relates to a method for machining a shaft-hub joint or individual elements thereof formed by a tight-fitting toothing consisting of an inner toothed hub (3, 30) and an outer toothed shaft (2, 10). The toothings of the shaft...  
WO/2000/075520A1
A universal joint device, wherein a generally cylindrical socket part (7) having a converged opening part (5) at the tip thereof and a mounting opening part (6) at the base end thereof is formed projectedly by pressing a steel plate arm ...  
WO/2000/072994A2
The invention relates to a method and a device for producing vehicle wheels having a rim consisting of a steel material. A tubular element having uniform wall thickness is used as work piece and clamped in a flow turning machine. At leas...  
WO/2000/069582A1
The invention relates to a method and device for the production of a striplike pre-material made of metal, using rollers (11,12) in a roll stand (2) defining a roll gap (13) The metal strip (16) is rolled between said two rollers (11,12)...  
WO/2000/061316A1
A method of manufacturing a poly-V-grooved pulley capable of manufacturing a poly-V-grooved pulley to be put on and joined to a shaft via a one-way clutch and a bearing with minimum steps and at a low cost, comprising the steps of cuttin...  
WO/2000/056480A1
The invention relates to a method for the production of steel balls (14) which are particularly used as shot pellets, by forming a blank (5) in a flat or round bar molding tool (1 or 6). In order to achieve economical production, a plura...  
WO/2000/054905A1
A method of manufacturing a poly-V-grooved pulley capable of manufacturing a poly-V-grooved pulley to be put on and joined to a shaft via a one-way clutch and a bearing with a minimum steps and at a low cost, comprising the steps of form...  
WO/2000/054906A1
A method of manufacturing a poly-V-grooved pulley having formed therein two-stage poly-V-grooves with larger and smaller diameters, comprising the steps of forming a sectionally disc-shaped first formed body (25) having a support base pl...  
WO2000026546B1
The present invention is a lightweight threaded bolt type fastener (12) having a shank (21) with a large diameter portion (22) and small diameter portion (28) connected by a transition portion (26); a thread (29) is roll formed on the sm...  
WO/2000/050185A1
A method of manufacturing a form-rolled part using a high-hardness member, comprising a first step of forming a high-hardness member by forging into a form-rollable shape, a second step of reducing the hardness of the form-rollable forge...  
WO/2000/048760A1
A multi-stage forming tool (10) for densifying the outer perimeter of post-sintered powder metal preforms (36) includes a series of axially spaced die plates (12) having different size die openings (14) arranged from largest to smallest....  
WO/2000/047349A1
A method of forming male threads on deformed metal bars (4) to form rock bolts is disclosed. The method involves removing the deformation from an end portion of the bar by a cold rolling process that reduces the diameter (1) of the end p...  
WO/2000/043148A1
A wrought or powder metal gear preform (14) is mounted for rotation about a first axis (A) and driven in meshing engagement with a roll forming die (18) supported for rotation about a second axis (B) transverse to the first axis. The rol...  
WO/2000/031424A1
The present invention provides a novel fastener member, stud, or other threaded member (22, 22b), for engagement with a female member (26), and the method of assembly thereof. The fastener member (22, 22b) has a novel point (20, 20b) whi...  
WO/2000/026546A1
The present invention is a lightweight threaded bolt type fastener (12) having a shank (21) with a large diameter portion (22) and small diameter portion (28) connected by a transition portion (26); a thread (29) is roll formed on the sm...  
WO/2000/025960A1
The invention relates to a method for producing a sintered part (1) comprised of a powdery material, especially comprised of a sintered metallurgical powder. According to the inventive method, a green compact which forms an elementary sh...  
WO/2000/021699A1
The invention relates to a tool for producing a gear part having external toothing using a method of shaping by compression or by rolling. Said tool comprises a receiving tool (1) for supporting the work piece (3) which is impinged upon ...  
WO/2000/018973A1
This method refers to a method by which the physical and mechanical properties intrinsic to a fine-grain structure may be formed in metal billets using pressure treatment. The method is designed to treat rods, bars and other particularly...  

Matches 501 - 550 out of 9,025