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WO/2014/016154A1 |
The invention relates to a method for machining a material, in particular steel, wherein the material is milled at such a high cutting speed that residual tensile stresses close the surface that exceed a specified value can occur and the...
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WO/2014/007861A1 |
A method of treating a hole in a metallic component (C) includes the following steps in sequence: forming an hole having a first diameter in the component (C); expanding the hole to a second diameter using a cold expansion process, so as...
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WO/2013/178211A1 |
The present invention relates to a forming tool (10) for enlarging an opening (56) by means of an enlarging device (12) which comprises a plurality of enlarging elements (28), wherein the enlarging elements (28) each have a curved formin...
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WO/2013/087593A9 |
The invention relates to a pressure intensifier (10), having a pressure-intensifier housing (11), in which a low-pressure piston (15) with a first pressure surface (18) is arranged in the pressure-intensifier housing (11), which low-pres...
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WO/2013/139998A1 |
The invention relates to a device and method for electromechanically roller burnishing a surface of a workpiece, in which precisely one current-guiding roller burnishing element for roller burnishing and one separate electrical contact e...
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WO/2013/121005A1 |
The present invention relates to a method and system for treatment of a surface of a metallic material component, the method comprising the steps: electro-spark treating the surface of the metallic component by means of an electro-spark ...
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WO/2013/119044A1 |
The present invention discloses a method for remanufacturing bearings which uses a surface peening apparatus using an ultrasonic nanosurface reformer, a peening apparatus, or giant magnetostrictive materials to restore the tracks and bal...
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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...
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WO/2013/064655A1 |
The invention relates to a method and to a device for inserting a bearing bush (8) into a bearing eye (6), and to a workpiece produced according to such a method or by means of such a device. According to the invention, the bearing bush ...
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WO/2013/054915A1 |
A pinning device (10) comprises: a first housing (12) which is held by an operator; a tool holding member (30) which is attached to the first housing (12) and holds a tool (40) at the tip end thereof; a striking member (19) for striking ...
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WO/2013/023906A1 |
The invention relates to a press hardening tool having a shaping surface (2) that is used to shape a blank. The shaping surface (2) of the tool (1) is micro-structured at least in some areas by micro-recesses (3) introduced into the shap...
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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...
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WO/2012/152749A1 |
The invention relates to a method for at least partially removing coatings from metal blanks (5) coated on one or both sides, in areas which have a main extension direction, wherein the areas from which the coating is to be removed can e...
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WO/2012/139569A1 |
The invention relates to a part for a component for high-pressure liquid chromatography (HPLC), in particular a pump head (2) for an HPLC pump (1), in which the strength has been increased by radial expansion and which consists of a mate...
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WO/2012/139874A1 |
The invention relates to a compressor wheel for an exhaust-gas turbocharger, which compressor wheel has a hub (1) with a hub bore (6) arranged centrally therein, a vane (2) which adjoins the hub (1) to the outside in the radial direction...
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WO/2012/140104A1 |
The invention relates to a deep-rolling tool device (14) for deep-rolling especially blade elements of a rotor portion of a jet engine, comprising a tool support (15). Said tool support (15) can be connected to a support spindle (16). Tw...
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WO/2012/140103A1 |
The invention relates to a method for producing a single-piece rotor portion (9), especially of a jet engine (1). The rotor portion (9) comprises an annular base (10) and a plurality of blade elements (11) distributed over the periphery ...
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WO/2012/130738A1 |
A calibrating tool for calibrating a bushing (10) is disclosed. It has a rod (1; 101; 201), which comprises a first rounded calibrating segment (2a; 102a) and at least one further rounded calibrating segment (2b; 102b), which are both ra...
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WO/2012/125188A1 |
A low-heat- transfer coupling or assembly is configured to mechanically couple together a pair of mating parts (12, 14), one of which may be in a heat-producing environment. By roughening at least part of the surface (36, 46) of one of t...
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WO/2012/107028A1 |
The invention relates to a fluidostatic rolling device (25) for surface processing, comprising at least one rolling element (14), at least one fluidostatic mounting (15) by means of which the rolling element (14) is mounted, and at least...
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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...
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WO/2012/066113A1 |
A concept for treating a workpiece 110, wherein the workpiece 110 is made of a ceramic material throughout, or at least in the region of the surface to be treated, comprising a treating member 120, which is designed for transferring a su...
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WO/2012/052162A1 |
The invention relates to a process and an apparatus for the surface treatment of an object, in particular for blasting and/or shot peening, wherein at least one jet of blasting shot is produced, and the object is kept in a state of suspe...
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WO/2012/016754A1 |
A needle peening device for locally working the surfaces of components has a support (2, 400) including at least one needle channel (404, 406), in which a needle (7.1) is displaceably guided in a needle direction and delimits a piston ch...
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WO/2012/006043A1 |
A razor blade manufactured by the process of cutting a strip of blade steel into discrete blanks each having an elongated edge and an elongated support portion extending between a pair of lateral end faces generally transverse to the elo...
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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...
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WO/2011/139668A2 |
Methods of forming a polycrystalline diamond compact for use in an earth-boring tool include forming a body of polycrystalline diamond material including a first material disposed in interstitial spaces between inter-bonded diamond cryst...
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WO/2011/133850A2 |
Cutting elements, earth-boring drill bits having such cutting elements and related methods are described herein. In some embodiments, a cutting element for an earth-boring tool may include a diamond table having an indentation in a cutti...
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WO/2011/081541A1 |
The subject of the invention is a method for modification of top layers of working surfaces of machine parts, which is used for the treatment of top layers of working surfaces of machine parts, and especially for placement of coatings of...
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WO/2011/061001A1 |
An apparatus for pre-stressing a component, the apparatus comprises means to direct a beam of radiation in a path through a medium adjacent to the component between a pair of electrodes to produce ionisation in the path through the mediu...
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WO/2011/032334A1 |
A method for manufacturing a paper shredding cutter using a groove filling process comprises following steps: cold-drawing a round rod to get a cutter shaft (6) on which longitudinal grooves (4) are evenly distributed in a circumferentia...
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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 ...
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WO/2011/000178A1 |
A shredding cutter and machining method thereof are provided. The method involves following steps: (a) assembling blades(2) on a cutter shaft(1) to be machined and fixing them by a clamp; (b) rolling or extruding the cutter shaft(1) to b...
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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...
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WO/2010/035538A1 |
Disclosed is a method for producing a metal member, which comprises a step of pressing a second portion of a metal material without pressing a first portion of the metal material, and a step of pressing the first portion without pressing...
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WO/2010/027911A1 |
A thermal energy machining ("TEM") machine (10) is designed with interchangeable components for processing different sized parts within a single frame. The frame weldment includes a base (14), an upper mounting plate (20) and intermediat...
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WO/2009/104798A1 |
Provided are: a welded joint that exhibits the effect of ultrasonic shock treatment more efficiently, and has improved fatigue-resistance characteristics; and a method for producing the joint. In this joint, the average hardness of the w...
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WO/2009/065401A1 |
Disclosed is a device for deep-rolling transition radii (5, 6) of crankshafts (1). Said device comprises at least one ruler-shaped rolling element (12, 13) that can be moved back and forth in one direction and has a substantially rectili...
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WO/2009/065486A1 |
The invention relates to a method for surface-layer strengthening of bores (16) in a component (10) having at least one metal zone (12), comprising the following steps: disposing a magnetic coil unit (20) in or adjacent to the bore (16) ...
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WO/2009/065398A1 |
The invention relates to a device for introducing a deep-rolling force (6) into a linear deep-rolling tool (19, 20) in order to deep-roll radii or recesses (13, 14) at the transitions between journals (9) and cheeks (15, 16) of crankshaf...
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WO/2009/024406A1 |
The present application describes a peening device useful for peening regions of annular welds (6) inside submarine pipes, comprising at least one peening tool (5), said device comprising at least one hammer actuated so as undergo recipr...
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WO/2009/003601A1 |
A process for increasing the strength of metallic workpieces (10) having a drilled hole comprises the steps: arrangement of the workpiece (10) adjacent to an apparatus (25) for producing a magnetic field; strengthening of at least one re...
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WO/2008/148993A2 |
The invention relates to a method for assembling a part of a metal material (1) and a part of a composite material (2), the junction of the two parts being achieved through a fastener having a substantially constant section and received ...
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WO/2008/109073A1 |
The application discloses a method and apparatus to apply pressure to a heated or weld region (104) of a workpiece (106) to relieve residual stress and distortion. In illustrated embodiments, heat is supplied via a probe that traverses a...
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WO/2008/105849A2 |
A method for reworking an aircraft wing, attached to an aircraft fuselage, to reduce a propensity for advanced dynamic changes is described. The reworking method includes verifying components (50) of the aircraft wing are in a condition ...
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WO/2008/097984A1 |
A method and apparatus for producing a metal core sandwich structure that is lightweight and many times stiffer than regular sheet metal, and which is easily formable into curved structures as well as structures having compound curves. I...
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WO/2008/073198A1 |
A coldwork tool assembly (100) including an outer housing (108) and an inner housing (109) in telescopic arrangement with each other and a retaining collar (138) configured to accommodate a plurality of mandrel configurations. One of a p...
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WO/2008/058494A1 |
In the autohooping process, a thick-wall workpiece (2) to be autohooped is positioned in an autohooping apparatus (1). The interior space (5) of the workpiece (2) is filled with a fluid and closed so as to be pressure tight. The volume a...
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WO/2008/037387A1 |
A description is given of a method for increasing the fracture toughness of the outer edge of a carbide cutting edge of a drill for working hard materials, preferably rock or concrete, by impact drilling. The invention is distinguished b...
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WO/2008/027408A1 |
Installation/processing tools may be used to install one or more expandable structures in a workpiece. An installation/processing tool may include an expansion mandrel, a processing tool (104), and an expansion assembly (110) having an e...
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