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Patent Searching and Data


Matches 101 - 150 out of 8,883

Document Document Title
WO/2014/161447A1
Disclosed are a method for rolling external pipe threads, a rolling head and a rolling device thereof. A rolling wheel carries out a rolling movement in an axial direction from a thread tail to a thread head relative to a hollow cylindri...  
WO/2014/157662A1
The present invention is a method for manufacturing an annular molded article provided with a forging step for fabricating a disk-shaped forged article by forging an alloy material, and a ring-rolling step for fabricating an annular mold...  
WO/2014/155632A1
Provided are: a hard film for tools, having high hardness, low friction properties, deposition resistance, and oxidation resistance; and a metal machining tool. The hard film (30) for tools comprises X1-a-bZaOb (X indicates at least one ...  
WO/2014/148464A1
The purpose of the present invention is to provide a high quality ring-rolling blank (11). The ring-rolling blank (11) has a radial-direction outer peripheral surface (12) and inner peripheral surface (13). The center of gravity (G) of t...  
WO/2014/151132A3
A reciprocating die roll forming machine (100) for forming a pattern such as a thread form on the outer surface of a cylindrical blank includes at least one set of reciprocating dies (112) operating upon the blank which rotates in place....  
WO/2014/148463A1
Provided is a method of producing a high-quality ring-rolling blank (11), said method including: a step in which a disc-shaped blank (1) for hot forging is heated to a hot-working temperature; a step in which the blank (1) for hot forgin...  
WO/2014/147894A1
The fluid pressure cylinder undergoes expansion and contraction according to the supply and discharge of fluid pressure into the cylinder tube. Inward from the two ends of the cylinder tube in the axial direction, at least one small diam...  
WO/2014/131615A1
The invention relates to a concrete screw having a shaft (31) and a screw thread (33) arranged on the shaft and a threaded coil (13) and a threaded base (14). According to the invention, in the end area (41) of the shaft, inside the shaf...  
WO/2014/131616A1
The invention relates to a method for producing a concrete screw comprising a shaft and a screw thread arranged on the lateral surface of the shaft. Said lateral surface of the shaft comprises, in an end area of the concrete screw, at le...  
WO/2014/131617A1
The invention relates to a method for producing a concrete screw comprising a shaft and a screw thread arranged on the lateral surface of the shaft. Said lateral surface of the shaft comprises, on the end of the shaft, at least one cut-o...  
WO/2014/119120A1
 This forging device includes a rotating base (10) and forming rollers (14). While the rotating base rotates a material (W), the outer peripheral surfaces (14a) of the forming rollers are pressed against an end surface (Wb) of the mate...  
WO/2014/109943A1
Energy storing suspension components for use in suspension systems for wheeled vehicles and trailers are disclosed. The energy storing suspension components include an axle seat portion, an end, and a limb extending between the axle seat...  
WO/2014/103999A1
Provided is a pre-alloyed steel powder for a sintered body with high fatigue strength. The pre-alloyed steel powder contains at least one from the group consisting of 0.8-1.5% by mass of Mo, 0.5-1.4% by mass of Ni, and 0.5-1.1% by mass o...  
WO/2014/082868A1
The invention relates to an axial rolling device for a ring rolling mill, comprising a roller (3, 4) and a shaft (7) connected thereto, characterized in that the shaft (7) is designed as a divided shaft having at least one front shaft se...  
WO/2014/081288A1
In a method for manufacturing a spring carrier arm for a wheel axle suspension of a vehicle by rolling, the work piece is picked up by a robot (2), in particular an articulated robot, with a head (3) and a gripper (4) directly mounted at...  
WO/2014/074160A1
A method for surface treating work rolls to produce isotropic textured aluminum sheet features indenting the surface of the working rolls that produce the sheet with spherical media such as steel ball bearings having the requisite proper...  
WO/2014/067276A1
Disclosed is a method for manufacturing a drive screw, the drive screw adopts a three-wheel two-sleeve process particularly comprising the steps of uniformly distributing three wheels spaced apart from each other by 120° in a circumfere...  
WO/2014/061330A1
Provided is a rotational-plasticity forming device capable of improving plasticity-forming accuracy. This synchronous rotational structure (S) is equipped with a: a synchronous gear (8) for integrally rotating with a material-support uni...  
WO/2014/061331A1
Provided is a rotational-plasticity forming device capable of improving plasticity-forming accuracy. This synchronous rotational structure (S) is equipped with a synchronous gear (8), a transmission gear (9), an eccentric coupling (10), ...  
WO/2014/056419A1
Disclosed is a rolling head (7) for rolling pipe threads, wherein the rolling head comprises at least two rolling wheels (8) and rolling wheel bases (74, 75) for arranging the rolling wheels, the rolling wheel comprises a rolling wheel b...  
WO/2014/055209A1
A method is disclosed for roll forming the face pattern onto a pattern forming die (50) having a pattern receiving face (52), using an initial (200), and subsequent, pattern forming tool, each with a generally cylindrical pattern definin...  
WO/2014/013471A1
Tool and method for embossing an artifact into a wall of a three-piece can, wherein a flat sheet or blank (s) of metal is transported along a transport bed (10) by several spaced apart groups of rollers (20,22,24), each having a top and ...  
WO/2014/005789A1
The invention relates to a method for producing a connecting element for transmitting rotational movements, wherein the connecting element has an outer articulation part or flange and an attachment pin. The problem of providing a method ...  
WO/2014/000134A1
A full-automatic chamfering device and a chamfering method of a pin shaft. The device comprises a feeding device, a chamfering device, a driving device and a blanking area. The feeding device is arranged perpendicular to the chamfering d...  
WO/2014/000870A1
The invention relates to a method for processing a workpiece, in which an end-side toothed edge of a toothing of the workpiece produced by machining is reworked by plastic forming at a first location into a chamfer, the material displace...  
WO/2013/186284A1
The invention relates to a method for producing a tubular bolt element (114), in particular of a rock bolt, that is made of a metal material and provided with an outside profile and/or structure, comprising the following steps: a strip (...  
WO/2013/182455A1
The invention relates to a screw the front portion of the cylindrical shank of which has a screw thread that is interrupted. The interruption of the thread extends over not more than three turns and over an angle at circumference of appr...  
WO/2013/177140A1
A spline rolling rack assembly for cold-forming external surface configurations upon a metal workpiece is provided, having a durable carriage of the type secured upon a reciprocating slide assembly, a perishable rack insert that is remov...  
WO/2013/157531A1
This threaded reinforcing bar coupling for a deformed reinforcing bar connects a pair of reinforcing bars (1, 1) that are deformed reinforcing bars with a male threaded section (1c) and a threaded cylinder (2) provided at the ends of the...  
WO/2013/141557A1
The present invention relates to a spiral pipe processing apparatus and, more particularly, to a spiral pipe processing apparatus for processing a spiral for a pipe within a predetermined gap, which: batch automates an input unit, a proc...  
WO/2013/113302A1
The invention relates to a method for mechanical edge zone hardening within an edge zone of a component (11) by means of at least one rolling tool which induces residual stresses in the near-surface areas of the component (11) using a de...  
WO/2013/103200A1
An apparatus for forming a gear part according to the present invention comprises: a main body frame; a material installation member movably installed in the main body frame, and having a material for forming a gear part provided therein...  
WO/2013/088993A1
The objective of the present invention is to provide a gear rolling method that uses circular dies with which teeth of an appropriate shape can be obtained and with which movement does not occur during processing. A work piece having a c...  
WO/2013/087299A1
The invention relates to a planet (11) for a planetary rolling-contact screw, along the planetary axis of which a central portion (12) having a larger diameter and, axially on both sides of the central portion (12), in each case one end ...  
WO/2013/075573A1
Disclosed is a multi-functional horizontal-type ring rolling machine, retaining the main structure of a normal horizontal-type ring rolling machine including a bed piece, a main rolling pinch wheel (2), a core roller (5), guide rollers (...  
WO/2013/060491A1
The invention relates to a drill (1) having a shaft (4) along an axis (2) between a drill head (3) and an insertion end (5). The shaft (4) is provided with at least two first grooves (34) extending along the axis (2) and at least one sec...  
WO/2013/040612A1
The invention relates to a method for producing an aluminum foil (1) and to an aluminum foil with integrated security features (6). An aluminum foil (4) is rolled to a thickness of less than 150 μm in multiple cold rolling passes, and s...  
WO/2013/027684A3
[Problem] The purpose of the present invention is to provide a form-rolling die and form-rolling method for a compound screw that use a cylindrical material to be threaded, enable the high-precision mass production of compound screws hav...  
WO/2013/027684A2
[Problem] The purpose of the present invention is to provide a form-rolling die and form-rolling method for a compound screw that use a cylindrical material to be threaded, enable the high-precision mass production of compound screws hav...  
WO/2013/020750A1
The invention relates to a method for producing a composite rolling bearing (1) having a bearing flange (3) and at least one rolling bearing (4, 5) held on the bearing flange (3) by means of an inner ring (6, 7). In order to be able to f...  
WO/2013/018624A1
Provided are lubricating oil for rolling, said lubricating oil being characterized by comprising a mineral oil and/or a synthetic oil as the main component and having a friction coefficient of 0.2 or greater, and a rolling method using t...  
WO/2013/013659A1
The invention relates to a hard-rolling roller for a hard-rolling tool having a toroidal main body for hard rolling radii or recesses which bound the bearing journals on crankshafts on both sides, and two at least approximately frustocon...  
WO/2013/010961A1
The invention relates to a roll for a ring rolling mill, characterized in that the roll (3, 4) has a main roll body (5) and a roll cap (6) placed on the main roll body (5).  
WO/2013/008285A1
The present invention addresses the problem of providing a method for manufacturing a multi-stage gear for which there is no gap between a small-diameter gear and a large-diameter gear, and addresses the problem of providing this multi-s...  
WO/2013/002041A1
In the present invention, processing is made easy even for cylindrical parts that have unbalanced sheet thickness and volume. In a spinning processing method for processing a rotor shaft (4), a material joining process, material separati...  
WO/2012/172942A1
Provided are a face spline molding device and molding method with which deformation of the internal diameter of the cup can be limited and which can mold face splines stably. An outer joint member molded with said face spline molding dev...  
WO/2012/161506A3
The present invention relates to a thread rolling tap for making female threads by plastically working the material, and more specifically, to a thread rolling tap comprising a threads part having threads along the outer surface, a chamf...  
WO/2012/161507A2
The present invention relates to a thread rolling tap for making female threads by plastically working the material, and more specifically, to a thread rolling tap comprising a threads part having threads along the outer surface, a chamf...  
WO/2012/161507A3
The present invention relates to a thread rolling tap for making female threads by plastically working the material, and more specifically, to a thread rolling tap comprising a threads part having threads along the outer surface, a chamf...  
WO/2012/161506A2
The present invention relates to a thread rolling tap for making female threads by plastically working the material, and more specifically, to a thread rolling tap comprising a threads part having threads along the outer surface, a chamf...  

Matches 101 - 150 out of 8,883