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Patent Searching and Data


Matches 101 - 150 out of 8,803

Document Document Title
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...  
WO/2012/151385A3
Roll forging of an annular article of manufacture is accomplished with electric induction heating of the workpiece simultaneously during the roll forging process as required to keep the workpiece at optimum forging temperature during the...  
WO/2012/151385A2
Roll forging of an annular article of manufacture is accomplished with electric induction heating of the workpiece simultaneously during the roll forging process as required to keep the workpiece at optimum forging temperature during the...  
WO/2012/126700A1
An anchor bolt for an expansion anchor has an expansion body (7) which is arranged coaxially with respect to an axis (4), wherein a circumferential surface (20) of the expansion body (7) has ribs (30) and grooves (31) in an alternating m...  
WO/2012/119166A1
In a process and a device for producing a metallic strip (2) having at least two strips (24, 24', 25, 26) of differing thickness running in the longitudinal direction of the strip (2) with the aid of rollers (10, 16), between which the s...  
WO/2012/092920A1
The invention relates to a method for the roller-straightening of crankshafts (8, 8') with the aid of fixed rolling tools (1 to 7), in particular fixed rolling rollers (18, 19), which, while the crankshaft (8, 8') is being turned about i...  
WO/2012/090660A1
Disclosed is an internal tooth rolling method that forms internal teeth in a cylindrical raw material. This internal tooth rolling method adds a tool retraction step (ST05) wherein a tool gear is retracted and the deflection of a rotary ...  
WO/2012/084388A1
The invention relates to a method for producing a screw anchor (10), wherein a blank made of a steel having a carbon content of 0.35% to 0.42% is provided, in particular made of AISI 1038, wherein a thread (16) is rolled at the tip. The ...  
WO/2012/084612A1
The invention relates to a machining method for machining a curved workpiece surface (210) of a workpiece (200), in which a roll forming operation is carried out. At least one roller element (180A, 180B, 180C) of a machining tool (100) i...  
WO/2012/073786A1
Provided are a hollow coil spring and a method for manufacturing the hollow coil spring, whereby inner surface corrosion can be prevented, and product appearance can be improved. In an end sealing step, the core material of an end (Wa) o...  
WO/2012/073786A9
Provided are a hollow coil spring and a method for manufacturing the hollow coil spring, whereby inner surface corrosion can be prevented, and product appearance can be improved. In an end sealing step, the core material of an end (Wa) o...  
WO/2012/043087A1
Disclosed is a lubricant composition for metal material plasticity processing, said lubricant composition containing (A) at least one inorganic salt selected from a group consisting of sulfates, borates, silicates, phosphates, molybdates...  
WO/2012/031577A3
The method serves for producing network-like metal mats from metallic strip material, for which purpose the strip material is first provided with notches (2), running parallel to one another, for the forming of metal wires (1), by means ...  
WO/2012/031577A2
The method serves for producing network-like metal mats from metallic strip material, for which purpose the strip material is first provided with notches (2), running parallel to one another, for the forming of metal wires (1), by means ...  
WO/2012/027761A1
What is described is a sintered gearwheel having teeth (1) which, in the flank and foot regions (2, 3), have a compacted surface layer (7, 8, 9) which is continuous in the transition portion (4) between the flank and foot regions (2, 3) ...  
WO/2012/011058A1
Tool-holding device suitable for being coupled to a mandrel of a machine tool or a mandrel fitted on a robot, comprising: - one or more tool-holder carriages (10); such carriages are positioned radially in relation to the mandrel axis (X...  
WO/2012/007231A1
A process for producing an elongate semifinished product (30) having at least two differently profiled portions (37; 38) of predefined lengths uses the following steps. A continuously fed wire (31) is rolled by means of a rotating roller...  
WO/2012/009439A1
A die for roll forming threads on a cylindrical blank comprises, a generally planar die body having a longitudinally elongate working face of sufficient length for the blank to make multiple revolutions across said face. A plurality of s...  
WO/2012/007543A1
The process according to the invention for producing a thread in an elongate semifinished product provides the following steps: at least two longitudinally running grooves (30) are formed, in particular longitudinally rolled, into a blan...  
WO/2012/000463A1
The invention relates to a machine, in particular a machine tool, for deep-rolling axles (5) for wheelsets of railway vehicles, having two lathe centres (16) for receiving an axle (5) at each of their two ends, having a device for drivin...  
WO/2012/002866A1
A welded hollow gear ring (160, 260, 360, 460, 560) with an outer (140, 240, 340) and an inner (155, 255, 355) periphery, which exhibits a gear structure (131-138, 231-238, 331-338, 331 '-338') on at least one periphery, as well as exhib...  
WO/2011/159267A1
The invention relates to mechanical engineering and, more specifically, to the production of wheelsets for freight and passenger cars, unpowered cars, electric trains and diesel trains used on main-line railways. The wheelset comprises a...  
WO/2011/152846A1
A two-piece guide pin for metal forming dies includes a guide pin body formed from a cut length of an elongate, solid bar of stock having a cylindrical shape and a hard and smooth finished exterior surface with an outside diameter select...  
WO/2011/149507A2
A method and apparatus for molding a high-strength, non-metallic fiber-reinforced threaded fastener (50), such as a bolt or the like. A non-metallic preform (40) (e.g., a solid rod) having longitudinally-extending fibers (56) running the...  

Matches 101 - 150 out of 8,803