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Patent Searching and Data


Matches 101 - 150 out of 8,494

Document Document Title
WO/2011/028149A1
The invention relates to material processing under pressure, in particular to devices for manufacturing souvenirs and artistic articles with a convexo-concave drawing surface. The technical result of the claimed invention consists in ext...  
WO/2011/022747A1
The invention relates to a device for processing elongate workpieces without cutting in order to produce a thread-like outer profile by means of at least one shaping roller arrangement (9, 10, 11) having shaping rollers (12, 13, 14), whi...  
WO/2011/023359A1
The invention relates to a thread rolling machine having two rolling dies (110-1, 110-2) movable relative to one another for rolling a thread into blanks (200). The blanks (200) are fed by means of a feed device from a storage facility t...  
WO/2011/012070A1
A roll forming method for wheel spoke includes the steps of: (1) preparing a round blank (R); (2) putting the round blank (R) in a cavity (41) of a roll profiling die (4), rolling the round blank (R) in synchronization and dislocation ma...  
WO/2011/009204A1
The present invention relates to a cold rolled steel beam comprising: a web having two layers of steel, the web having a top end and a bottom end; a pair of bottom flanges extending outwardly from the bottom end of the web; and a pair of...  
WO/2011/009425A1
The invention relates to a tool (A) for rolling an eccentric rotational component (B) having an eccentric portion, in particular an eccentric worm shaft, wherein the tool (A) has a rotational device (R) having a rolling device (410), by ...  
WO/2010/117298A1
A blank is rolled by rolls in transverse directions with respect to the longitudinal axis of the blank with the aid of a drive for rockingly moving the rolls in opposite directions. The device comprises upper and lower rolls, a frame, tw...  
WO/2010/115405A1
The invention relates to a method for producing pipe material and to an apparatus therefor. The production is carried out by way of a forward hollow extrusion method. To this end, a pipe section (31) comprising a butt (32) is pressed usi...  
WO/2010/112436A1
Threaded fasteners, such as bolts, nuts and screws, made of a polyarylene, which exhibit outstanding characteristics, notably a high torque.  
WO/2010/112435A1
Fasteners, such as bolts, nuts and screws, rivets, pins, and retaining rings, made of a highly kinked rigid-rod polyarylene exhibiting outstanding characteristics, notably a high torque and a high tensile elongation, a measure of practic...  
WO/2010/102365A1
The subject utility model patent application concerns with the manufacturing of fastening screw for prosthetic components with a thread achieved by a rolling process (thread rolling) to the fastening of the fitted screw of universal trun...  
WO/2010/097648A1
The problem to be solved by the invention is the increasing of service life and travel performance of railroad wheelsets. The invention achieves said technical effect by providing a device and a method for local fixing of the wheels of a...  
WO/2010/093330A1
A torque retention screw thread fastener and corresponding thread roll die to manufacture the screw thread fastener is disclosed. The torque retention thread forming screw comprises retention elements in the thread valley of the screw th...  
WO/2010/093329A1
A thread forming screw thread fastener for fastening into a hole formed by the fastener in a work piece, the fastener comprising: a head having a drive to be engaged with a driver bit; and a shank with threads having a symmetrical thread...  
WO/2010/086538A1
The distribution of load stresses on the engaged threads of a standard screw or nut is not even. Indeed, the first engaged threads bear a large majority of the load. Consequently, if the load is too great, the threads break and the funct...  
WO/2010/082403A1
A titanium alloy screw produced from a titanium alloy screw material which has undergone plasma carburizing. The screw has a hardened groove bottom part and, hence, has a reduced coefficient of friction and improved fastening characteri...  
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/2010/054648A1
The invention relates to a method for increasing the flexural strength of crankshafts (8) by hardening the transitional radius (17) between a bearing pin (9, 13) and an adjacent web (11, 12), deep rolling the hardened transitional radius...  
WO/2010/022552A1
A device for forming the thread on the reinforcing rod end is positioned with expanding tools with at least two times. The device includes chamfering, skimming and threading tools (4), expanding and limiting units (3), arm expanding wedg...  
WO/2010/012457A1
A device for producing or processing workpieces comprises a preform (4.1), having a rotatable mandrel (Ia) which is mounted such that it can be displaced parallel to a longitudinal axis (x) of the device, an associated chuck (Ib) for mou...  
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/2009/155884A1
A lead-in type interference fit pipeline external thread (10), it is able to achieve its seal while non-use of packing, in which the effective thread is a cone-shape pipe thread, at least two complete variation convex thread (11) is in f...  
WO/2009/149916A1
A rolling machine for shaping, especially hot-shaping, metallic and/or iron-containing workpieces comprises a) a machine frame (60), b) at least two roll/bearing units (62, 63) having respective rolls (2, 3) on which at least one tool (7...  
WO/2009/151223A3
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/2009/151223A2
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/2009/149914A1
A rolling machine for shaping metallic and/or iron-containing workpieces comprises a) at least two rolls that are rotatably or rotatingly mounted in respective two pivot bearings (12, 13) at opposite ends about an associated rotational a...  
WO/2009/150053A1
The invention relates to a roll forming method for producing longitudinally toothed profiled bodies in pot-shaped cylindrical workpieces. According to said method, the pot-shaped cylindrical workpiece (1) is moved bottom (3) first throug...  
WO/2009/146690A1
The invention relates to a deep-rolling roller head (1) of a deep-rolling apparatus for deep-rolling radii or passes (4) at the bearing journals (5) of crankshafts using deep-rolling rollers (3), which are held at the deep-rolling roller...  
WO/2009/147359A1
This device for reversibly mounting a shaping mandrel (12) within a radial cage of a circular mill comprises at least one jaw (210, 212) mounted, with the possibility of radial (Y12) sliding (F210, F212) with respect to the axis (Z12) of...  
WO/2009/146690A8
The invention relates to a deep-rolling roller head (1) of a deep-rolling apparatus for deep-rolling radii or passes (4) at the bearing journals (5) of crankshafts using deep-rolling rollers (3), which are held at the deep-rolling roller...  
WO/2009/131763A1
A plurality of rollers (114,116, 214, 216) for producing longitudinal grooves (120, 122, 220, 222) in an elongated metal substrate (w), the plurality of rollers comprising a first set (114) and a second set (116) of rollers, the pluralit...  
WO/2009/127730A1
The invention relates to a method for producing an aluminum or aluminum allow strip for packaging purposes, in particular for cans, can covers or can closures. The object of providing a method for producing an individualized strip of alu...  
WO/2009/127178A1
The invention relates to a device (1) and to a non-cutting shaping method for introducing an outside profile into a workpiece (2). The device (1) is configured as a portable hand unit, so as to enable on-site use, particularly for statio...  
WO/2009/124657A1
The invention relates to a magnetic bearing having a bearing race (12), a plurality of electromagnets (2) disposed along the circumference thereof, and at least one distance sensor (7) per electromagnet (2). According to the invention, t...  
WO/2009/124534A4
The invention relates to a method for producing an internally or externally toothed cup-shaped sheet material component with teeth that run in parallel to the center axis of the cup, especially of a clutch plate carrier, and a correspond...  
WO/2009/124534A2
The invention relates to a method for producing an internally or externally toothed cup-shaped sheet material component with teeth that run in parallel to the center axis of the cup, especially of a clutch plate carrier, and a correspond...  
WO/2009/125102A1
This circular rolling mill (1), used for shaping annular workpieces (100), comprises a pair of rollers, an inner one (12) and an outer one (10), capable of working (F1+F2) the radial inner (102) and outer (101) faces of a workpiece, and ...  
WO/2009/124534A3
The invention relates to a method for producing an internally or externally toothed cup-shaped sheet material component with teeth that run in parallel to the center axis of the cup, especially of a clutch plate carrier, and a correspond...  
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/2009/120153A9
The present invention discloses a method for working a thread onto a deformed bar for reinforcing concrete. The method comprises the steps of pressing the deformed bar to a predetermined diameter using a die having thread formations ther...  
WO/2009/120397A1
A method for forming a stepped shaft includes: forming a billet of a predetermined mass; heating the billet; cross-wedge rolling the billet to form an intermediate workpiece having a first cylindrical portion and a second cylindrical por...  
WO/2009/120153A1
The present invention discloses a method for working a thread onto a deformed bar for reinforcing concrete. The method comprises the steps of pressing the deformed bar to a predetermined diameter using a die having thread formations ther...  
WO/2009/112074A1
The device for producing workpieces (1) having a defined profile with an angle of inclination ß, where | ß | ≥ 0°- comprises the following: a workpiece holder that can be rotated about the longitudinal axis (z) thereof and displaced...  
WO/2009/113476A1
A method of manufacturing an outer ring capable of extending the life of a bearing and enabling the stable rolling of rolling elements, an outer ring for a double row angular contact bearing, a bearing device for a wheel, and a double ro...  
WO/2009/108981A1
The invention relates to a method for producing a sintered, iron-based workpiece, wherein a formation is pressed from a sinter powder and sintered into a blank, before the blank is consolidated in the region of a surface layer. In order ...  
WO/2009/094794A8
The invention relates to a single-piece metal strip having no weld seams and made of a polycrystalline metal, comprising at least one region in which the crystallites have a comparatively stronger anisotropic orientation, and at least on...  
WO/2009/094794A1
The invention relates to a single-piece metal strip having no weld seams and made of a polycrystalline metal, comprising at least one region in which the crystallites have a comparatively stronger anisotropic orientation, and at least on...  
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/2009/078337A1
A double-row angular bearing has improved rolling life and reduced cost. A bearing device for a wheel allows a reduction in man-hours in automobile assembling factories etc., can be produced with high productivity, and has reduced cost. ...  
WO/2009/067961A1
Method of manufacturing of ball bearing's rings by rolling-out of the blanks from bearing's steel using a roll-out machine where the blank is heated at the temperature between 600 °C and 800 °C advangeously between 700 °C and 720 °C ...  

Matches 101 - 150 out of 8,494