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WO/2007/137762A1 |
The invention relates to a method of machining the bearing seats of main and rod bearings (HL, PL) of crankshafts (1), in which the bearing seats (30) of the main and rod bearings (HL, PL), after the primary forming of the crankshaft (1)...
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WO/2007/139953A2 |
At least one embodiment generally relates to using an installation tool (200) to pass an expansion mandrel (202) through an elongated member (302) to at least locally, radially expand at least a portion of the elongated member and achiev...
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WO/2007/127430A2 |
An alignment device is located on a mandrel of an installation tool and is used to align a structural member in an opening of a workpiece while seating a radial flange of the structural member against a first surface of the workpiece. Th...
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WO/2007/127399A2 |
A bushing (500) with wave relieving geometric features includes a unique geometric end feature such as a countersink or arcuate surface, which creates a pocket, volume, and/or reservoir (526), to receive an amount of material (630) that ...
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WO/2007/121932A1 |
A tool (10) for cold expansion of holes comprises a body (14) which has at least a cylindrically shaped part (16) having an inner hole (24) in axial direction of the body (14). The body (14) comprises along the circumferential direction ...
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WO/2007/105251A1 |
Described herein is a method for obtaining an incision in an embossing roller using a hob, with a low-cost technique that enables protuberances P that are rounded on top to be obtained, which improve the quality of the embossed material ...
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WO/2007/082077A1 |
At least one embodiment of the invention generally relates to a bushing kit (102) and method of installing the same with a mandrel (300) having a tapered region (304). The bushing kit comprises an inner member (110) and an outer bushing ...
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WO/2007/060284A1 |
The invention relates to a forming device for smoothing the surface of a workpiece. The forming device (1) comprises a machining unit (2) having a tool (3) which sets against the surface of the workpiece, the tool being arranged to direc...
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WO/2007/041739A1 |
Crane, in particular loading and unloading crane which can be carried along on lorries, provided, in at least one zone subjected to high loading, with a reinforcing plate (2) which is welded onto the corresponding crane part (1), wherein...
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WO/2007/016919A1 |
Electromechanical knocking device and knocking method for working, smoothing and cold-hardening the surface of tools, machine parts and other parts by hammering an impact head onto the surface of the said parts by means of mounting them ...
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WO/2006/119944A1 |
Disclosed is a method for hardening fillets of a shaft (1), especially a crankshaft (1). According to said method, at least some of the fillets (3) are hardened at bearing points of the shaft (1) in a hardening process comprising inducti...
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WO/2006/114167A1 |
The invention relates to a method and a device of producing a knurl (2) on the surface of part of a metallic disk (1) or a friction wheel which are produced from sheet-metal (13) during a deformation process. According to the invention, ...
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WO/2006/100149A1 |
The invention relates to a method for deep rolling the passes or radii on the transitions between journal and cheeks or flanges of crankshafts by means of a deep rolling device (1) of a deep rolling machine, said deep rolling device havi...
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WO/2006/058518A1 |
The invention relates to a method for hardening the surfaces of components. In order to harden a surface (11) of a component (10), a relative movement or advancing movement between the component (10) and at least one sonotrode-type tool ...
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WO/2006/040746A2 |
The adhesiveness of a thermal spray coating and a cylinder internal surface is improved by forming a sufficient roughened surface on an internal surface. A processing roller is installed on the main shaft of a processing device via a pre...
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WO/2005/110669A1 |
A method of extending the life of an extruder screw by affixing tiles of wear-resistant material along the crest of the extruder screw flighting threads, and optionally grinding the hardened material to remove any sharp edges. In another...
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WO2004099451A9 |
A method for treating the surface of a machine element, such as the raceway and/or a rolling element of a rolling element bearing, comprising the steps of -subjecting the surface to a hard turning operation so as to obtain a specific rou...
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WO/2005/103505A1 |
An alignment assembly comprises an outer bushing received in an aperture of a work piece, and an eccentric bushing received in a passage of the inner bushing and rotated to align a passage of the eccentric bushing with passages of other ...
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WO/2005/094438A2 |
This invention relates to a complete mold system that provides consumers with tools for understanding, detecting, removing and preventing mold. The complete mold system will provide consumers with one comprehensive resource for taking ca...
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WO/2005/090617A1 |
The invention relates to a method for increasing the bending strength and the endurance limit of crankshafts by locally restricted hammering in areas of high stress, such as grooves, the mouths of bores and cross-sectional transition zon...
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WO/2005/084857A1 |
An apparatus comprises a rotating member (2) having one or more rollers (10). The one or more rollers have a plurality of protuberances (12). The rollers may be advanced toward a surface (6) during rotation of the rotating member, such a...
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WO/2005/083269A2 |
Compressor wheel (16) and techniques for manufacturing such a wheel are provided. The wheel may include a hub (21) with a counterbore (36) internally treated to impart residual compressive stresses. for enhanced endurance to stress-induc...
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WO/2005/070614A1 |
A process for stably forming an ultrafine crystal layer on the surface of a metal product at a low cost. A hole part (1) is bored in a workpiece (W) by means of a drill (D) and a large strain is imparted to the inner circumferential surf...
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WO/2005/065885A1 |
The invention relates to a method for producing or processing components, in particular gas turbine components such as blades, blade segments or rotors with integral blades for aircraft jet engines. Said inventive method for producing co...
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WO/2005/066522A1 |
An arrangement and method for producing a camshaft comprised of a shaft (2) and of a number of cams (3, 3', 3'') pressed thereon comprises at least two machining stations (11) of which at least one is provided in the form of burnishing s...
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WO/2005/023488A1 |
According to prior art, mechanical fixed rolling tools roll over the workpiece which is to be rolled and over a counter roller, whereby the fixed roller can slip to the side and the material of the roller soon suffers from fatigue. In or...
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WO/2005/007314A1 |
A tubular sleeve (S) has an inner end with a flange (94) projecting radially outwardly. The flange is sized to be received between and clamped by first and second clamp surfaces (86) (90) provided on first and second tubular members (20)...
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WO/2004/070072A2 |
A coated article is provided so as to include a solar control coating having an infrared (IR) blocking (reflecting and/or absorbing) layer sandwiched between at least a pair of dielectric layers. The IR reflecting layer includes chromium...
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WO/2004/048073A1 |
Rivetless nutplates, and method of installing fastening elements. Rivetless nutplate fasteners are installed in structures, and particularly metal structures, by providing flush fit barrel shaped plug or bushing portions in a hole in the...
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WO/2004/046398A1 |
An ultrasonic impact processing machine for obtaining a surface layer having a nanocrystal structure and having various characteristics, or for obtaining such surface layer efficiently, and for obtaining high fatigue characteristics; and...
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WO/2004/046399A1 |
An ultrasonic impact processing machine for obtaining a surface layer having a nanocrystal structure and having various characteristics, or for obtaining such surface layer efficiently, and for obtaining high fatigue characteristics; and...
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WO/2004/030858A1 |
The invention relates to a method and a device for machining surfaces of workpieces. A first surface (12) of a workpiece (11) is machined by means of fixed rollers. Additionally, a second surface (13) of the workpiece (11), which is loca...
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WO/2004/028739A1 |
The invention relates to a method and a device for creating internal compression stresses within a surface (9a) of a workpiece (9). The inventive method is based on the concept that the surface (9a) of a workpiece (9) is impinged upon by...
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WO/2004/020815A1 |
A tubular workpiece, which is made of a hardening ferritic-pearlitic steel and which is intended for a fuel high-pressure accumulator (rail) of a common-rail fuel injection system (system) of internal combustion engines, comprises an axi...
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WO/2004/014600A1 |
The invention relates to a method for finishing the bearing points (11) on crankshaft journals and connecting-rod journals of crankshafts (1) for motor vehicle engines. According to the invention, the crankshafts (1) have chamfers (14) b...
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WO2003008845B1 |
The invention relates to a sliding surface with areas which are harder in comparison with the base material. Said surface is easy to produce and has a long surface life. The harder areas in comparison with the base material are at least ...
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WO/2003/092926A1 |
The invention relates to a method and a device for producing inserts (12) for safety shoes or protective shoes (14), said inserts (12) being made from a longitudinal form that is made of aluminum or an aluminum alloy and being provided w...
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WO/2003/087439A1 |
In order to obtain epitaxial growth according to state of the art, a plurality of strips often need to be regularly produced on a plane in order to form a repairing area. This leads to an overlapping and incorrect orientation of crystall...
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WO/2003/082514A1 |
The invention relates to a method for fine machining a cylindrical inner surface which is provided with materials having different degrees of hardness in the axial direction. The inventive method comprises the following steps: the surfac...
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WO/2003/080287A1 |
A passive-adaptive indentor (100) is provided for cold working a material that includes a material surface and a depth extending in a direction that is perpendicular to a direction of the material surface. The passive-adaptive indentor h...
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WO/2003/061906A1 |
The roll-hardening device (8) pertaining to a roll-hardening machine (1) for crankshafts (3) is configured like a pair of scissors. Two pivotable scissor arms (9, 10) respectively comprise a roll-hardening head (13) or a support roller h...
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WO/2003/022482A1 |
A method of improving the performance and service life of a new bearing component (1), the component having at least one dynamic frictional surface the method includes subjecting the at least one dynamic frictional surface to a surface f...
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WO/2003/014531A1 |
A method of manufacturing the component member of a VGS type turbo charger capable of efficiently performing a press forming when the manufacture is performed by the press forming using a die by various engineering improvements applied t...
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WO/2003/011495A1 |
Method and apparatus for coldworking holes using a reusable tubular seamless sleeve (24) made of shape memory alloys (SMA). The SMA sleeve having superelasticity property is prelubricated and is used with a mandrel (1) having a major dia...
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WO2002042018A9 |
There is provided a new and improved apparatus (20) and method for rolling workpieces such as crankshafts (22). The apparatus has first (70) and second (72) rolling heads mounted at spaced positions along a common rolling arm (74) to rec...
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WO/2002/092255A1 |
Metal cold-working tooling (90) and method of employing such tooling. The tooling is used to produce deformation in a workpiece (132), to provide a selected beneficial residual stress profile in the workpiece, in order to provide high fa...
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WO/2002/078897A1 |
The invention relates to a method for producing a deep rolling roller (1) for a deep rolling tool for deep rolling radii or passes on the bearing and crank pins of the crankshafts of automotive engines. The inventive method is characteri...
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WO/2002/049859A2 |
The invention relates to surface structuring, substantially comprising extremely fine grooves extending in an essentially parallel manner to each other, which are formed in groups on a surface. The structuring is carried out according to...
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WO2001058617A9 |
A compound indenter (18) for metal coldwork, and a method of employing such tooling. The compound indenter tool (18) is used to produce deformation in a workpiece structure (30), to provide a selected beneficial residual stress profile i...
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WO/2002/024372A1 |
Metal coldworking tooling and a method of employing such tooling. The tooling (130) is used to produce deformation in a workpiece (132), preferably via use of stress waves (150, 152), to provide a selected beneficial residual stress prof...
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