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Patent Searching and Data


Matches 1 - 50 out of 8,925

Document Document Title
WO/2017/158853A1
Provided are a rolling flat die for a screw component the life of which can be increased and a rolling working method using this rolling flat die for a screw component. The rolling flat die for a screw component is provided with a first ...  
WO/2017/148551A1
The invention relates to a method for shaping a workpiece (1) having a drum-type peripheral wall (2), on the inner face (3) of which an inner profile (5) featuring longitudinal ribs (6) is formed by feeding at least one profiling roll (1...  
WO/2017/140594A1
The invention relates to a vehicle wheel (1) comprising a rim (2) for receiving a tyre, and a wheel disc (3) which is connected to the rim (2) in an integrally bonded, force-fitting and/or form-fitting manner, with a connecting region (1...  
WO/2017/140837A1
The invention relates to a thread rolling head, comprising at least two thread rollers (12) mounted for rotation about respective axes, wherein a processing region (24) for the thread-forming processing of a workpiece is formed between t...  
WO/2017/138257A1
[Problem] To provide a method for manufacturing a linear cutter, whereby a linear cutter can be continuously manufactured, processing cost, processing time, and the number of processing steps can be significantly reduced, and the manufac...  
WO/2017/137310A1
The invention relates to a wheel (1, 1') for a commercial vehicle, comprising a wheel rim (2, 2') for holding a tire, and a wheel disk (3, 3') that is connected to the wheel rim (2, 2') and has a connecting zone (9, 9') to be releasably ...  
WO/2017/137258A1
The invention relates to a rolling device for rolling work pieces having a toothing, in particular gear wheels, comprising (g) a first shaping tool (14.1), (h) at least one second shaping tool (14.2) and at least one guide (16) designed ...  
WO/2017/134447A1
A method and apparatus (100) for running-in teeth of a gear wheel (10) are disclosed, the method comprises providing first (201) and second (202) driving gears in driving engagement with teeth of the gear wheel to drive the gear wheel in...  
WO/2017/130340A1
Provided is a screw machining method which is capable of inhibiting the formation of a protrusion in a screw tread tip portion, even if rolling machining is performed. Cutting machining is used to form a screw thread (2A) on the inner ci...  
WO/2017/122656A1
An axial end part 11 of a cylindrical pipe 10 is fixed by a conical recess 31 of a main-shaft-side chuck 30 and a conical projection 41 of a mandrel 40, a spinning roll 50 is then pressed against the cylindrical pipe 10, which is support...  
WO/2017/116127A3
The present invention relates to a method for manufacturing a gear and a gear manufactured by the method, the method comprising the steps of: preparing a material; manufacturing a semi-finished gear having a plurality of gear teeth by cu...  
WO/2017/116017A1
The present invention relates to a method for manufacturing an ultra-high strength steel pipe support using a boron steel, and a support assembly, and according to one embodiment of the present invention, a support provided for preventin...  
WO/2017/116127A2
The present invention relates to a method for manufacturing a gear and a gear manufactured by the method, the method comprising the steps of: preparing a material; manufacturing a semi-finished gear having a plurality of gear teeth by cu...  
WO/2017/102608A1
In a method for roughening a cylinder bore wall (5), to be coated, of a component (1), at least one groove (6) extending about the longitudinal centre axis (4) and at least one associated groove ridge (7) are produced such that the at le...  
WO/2017/102417A1
A production method for a drill having a helix 3 has the following steps of: cold forming of a rod-shaped blank 29 to form a semifinished product 30 having three or more rectilinear longitudinal ribs 31 extending along a longitudinal axi...  
WO/2017/094864A1
The present invention efficiently controls the temperature distribution of a ring material for ring rolling so as to stay within a suitable temperature range, and as a result, efficiently increases the quality of ring-rolled products tha...  
WO/2017/094863A1
The present invention efficiently controls the temperature distribution of a ring material for ring rolling so as to stay within a suitable temperature range, and as a result, efficiently increases the quality of ring-rolled products tha...  
WO/2017/095693A1
A device for cold working pipe elements has two or more cams, each having a gear which meshes with a pinion to turn all of the cams. Each cam has a cam surface with a region of increasing radius and may have a region of constant radius e...  
WO/2017/071840A1
The invention relates to a method and a device for producing an internally cooled inlet or outlet valve (4) for internal combustion engines, as well as the valve produced using the method or the device. The method comprises providing a w...  
WO/2017/055550A1
A method for producing a one-part rotationally symmetrical gearing element, in particular a starter ring gear, with an outer toothing located at the edge and comprising axially directed teeth, wherein the circumferential border region of...  
WO/2017/055655A1
The invention relates to a method consisting of very superficial embossing combined with superficial laminating, which involves a slight reduction in thickness, the method being applied to plates several millimetres thick and to aluminiu...  
WO/2017/020922A1
Method for reproducibly producing a contoured ring rolling product for a rotating application, with a ring rolling machine controlled in a process-monitored manner, in particular from a metal ring blank of such a nature that it is suscep...  
WO2017009244A1
The present invention relates to a method for manufacturing a component of austenitic TWIP or TRIP/TWIP steel. A flat product (1) is deformed by achieving at least one indentation (16) on at least one surface of the flat product (1) in o...  
WO/2017/005740A1
The present invention relates to a method for producing a ring with a toothing, which comprises the following method steps: (a) ring rolling a pre-ring to form a ring blank, (b) introducing a pre-toothing into the ring blank to form a pr...  
WO/2016/207016A1
The roll forging machine of this invention comprises a pair of roll dies (4) and (6) that are provided on a pair of roll driving axles (3) and (5) rotated by a driver and have a plurality of shaping dies (4a1-4a4; 6a1-6a4) formed thereon...  
WO/2016/202768A1
A drill bit (1) has, along a drill-bit axis (6), a drilling head (2), a multi-start helix (3), made of two or more helical coils (12), and an insertion end (4). The helix (3) has a helix slope (19) and a pitch (20) in a delivery region (...  
WO/2016/197960A1
Provided is a method for performing an external pipe thread process on a hollow blank by at least twice rolling, wherein amounts of rolling wheels (81, 82) in a rolling wheel set, used in any two back-to-back rolling processes in a proce...  
WO/2016/198915A1
The invention relates to a rolled stainless steel object, characterized in that the surface thereof has a raised and indented pattern comprising a random juxtaposition of at least two types of polygons (4). Each of said polygons (4) has ...  
WO/2016/196763A1
A handheld scooping and shaping device comprising a snow shaping section, a first hollow rigid shaft segment, a plurality of additional hollow rigid shaft segments, and a handle. The snow shaping section comprises a scooping panel, back ...  
WO/2016/194842A1
This double-screw structure 1 has a loosening prevention function, has a first screw (S1) and a second screw (S2) formed on a double-screw section and having different leads, and the strength of the screw section is adequate. This screw ...  
WO/2016/194736A1
The present invention addresses the problem of providing a fluid feed pipe with excellent pipe pull-out-preventing properties in which deformation of a locking ridge is limited even when a large tensile load is applied on the joint secti...  
WO/2016/180400A1
The invention relates to a method for producing a ring, in particular for a rolling bearing, having at least one tool (104), a feed unit (101), a pipe (102), and a heating device (103), wherein the pipe has an outer sheath and an inner s...  
WO/2016/179780A1
Disclosed is an efficient near net shape precision forming method of a hollow valve blank for an engine. Cross wedge rolling precision blank forming is realized via a cross wedge rolling die (1), a valve metal pipe material (3) deforms u...  
WO/2016/166411A1
The present invention relates to a method and a device for manufacturing plate part blanks for a heat exchanger. A sheet material (2) in the form of continuous sheeting is5 worked between two rolls (5, 6) with opposite surface patterns (...  
WO/2016/166133A1
The invention relates to a ring rolling device for expanding a ring blank (9) comprises a pressing element, a rotatably supported mandrel (2), and an advancing assembly (3), in which a first end part of the mandrel (2) is rotatably suppo...  
WO/2016/162262A1
The present invention relates to a method for the heat treatment of an Al strip (A) consisting of aluminium or an aluminium alloy, comprising a heat treatment step, in which the Al strip (A) is heated to an annealing temperature and is k...  
WO/2016/163628A1
A screw thread structure for preventing being pulled out according to the present invention, with respect to a screw thread having a set pitch with a thread structure comprising, on the sides of each thread, a no-load-bearing flank which...  
WO/2016/160464A2
A multi-station, reciprocating die, pattern forming machine, including a pair of parallel reciprocal slide members with spaced pairs of pattern forming dies thereon reciprocal between an insert position and an eject position. Drive mecha...  
WO/2016/160464A3
A multi-station, reciprocating die pattern forming machine (500), including a pair of parallel reciprocal slide members (502, 503) with spaced pairs of pattern forming dies (504) thereon reciprocal between an insert position and an eject...  
WO/2016/147137A1
A machine (1) for the manufacturing of screws (2) is provided comprising manufacturing means (3) for the threading of the screws (2), a movement device (4) suitable to move the screws (2) from a loading station (4a) to a threading statio...  
WO/2016/142661A1
A ring rolling process and corresponding apparatus are disclosed. A ring shaped workpiece is provided, the ring shaped workpiece having a principal axis, an inner radial surface, an outer radial surface, a first axial surface and a secon...  
WO/2016/135169A1
The invention relates to a hammering device (10) for influencing the outer zone of workpieces (14) comprising a beating tool (16) for acting on the workpiece (14), a beating mechanism (18), which has a beater (20) for producing a beating...  
WO/2016/136750A1
Provided are a ball screw nut which can be formed precisely by downsizing a roll die and decreasing a working force even for those having a small diameter, and which accomplishes cost reduction, and a manufacturing method for the same. T...  
WO/2016/136022A1
A forming method for a disk-shaped component in which heated material (S) is mounted on a table (5), the table (5) is rotated and a load is applied to the material (S) by a forming roll (15)while the material (S) is rotated so as to form...  
WO/2016/133143A1
Provided is a screw-thread repair device that has high screw-thread repair capability and that is capable of easily performing screw-thread repair without requiring technical skills even when a screw to be repaired, having a large pitch ...  
WO/2016/125439A1
Provided is a method of manufacturing a member including a first molding step and a second molding step. In the first molding step, a first tool (21, 22, 41, 42) is pressed against part of a first circumferential wall surface (110, 130, ...  
WO/2016/090399A1
The invention relates to a method for producing a thickness-profiled metal strip (2), wherein at least one cut-out (9) is formed in the metal strip (2) and, in a subsequent step, the metal strip (2) is longitudinally rolled by means of a...  
WO/2016/091431A1
The invention relates to a drilling tool, in particular a metal drilling tool, comprising at least one groove, in particular a spiral-shaped groove, which runs about an axis of the drilling tool, and comprising an end region with at leas...  
WO/2016/082969A1
The present invention relates to a method for producing a profiled hollow shaft (20, 30) for a telescopic steering shaft (10) of a motor vehicle, said method comprising the provision of a hollow shaft to be machined and of a roller formi...  
WO/2016/083026A1
The invention relates to a method for producing a deforming tool (2) having a structured embossing surface (4) which can be brought into contact with a surface of a substrate (1) for plastic deformation thereof, the method comprising: de...  

Matches 1 - 50 out of 8,925