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WO/2023/096520A1 |
The invention relates to means for repairing female threads. The claimed thread repairing tool (1) for repairing a female thread (2) being damaged comprises a guide sleeve (3), an outer casing (4), a tool housing (5), at least two formin...
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WO/2023/094395A1 |
The invention relates to a method for producing a screw foundation (1) for fastening elements in an underlying surface, in which method at least one first cylindrical tube (5) is provided as a first initial shape and at least regions of ...
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WO/2023/092968A1 |
The present invention relates to the technical field of cold stamping machining, and provides a planet gear thread rolling plate and a thread rolling process thereof. The present invention solves the problem that existing machining of ch...
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WO/2023/091045A1 |
The pending invention relates to means for repairing female threads. The claimed thread repairing tool (1) for repairing a female thread (2) being damaged comprises the case (3), the first beam (4), the second beam (5), the forming rolle...
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WO/2023/088783A1 |
The invention relates to a method for producing a hot-dip-coated steel sheet, wherein a steel substrate, more particularly a cold-rolled steel substrate, is provided, which is coated on one or both sides with a zinc-based coating by mean...
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WO/2023/080811A1 |
The invention relates to the manufacture of spherical metal articles. The present method consists in through-heating appropriately sized round workpieces in a medium-frequency induction device, rolling said workpieces into balls in a ske...
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WO/2023/068966A1 |
The invention relates to railway vehicle wheels and can used in the transport industry. The essence of the invention consists in a railway vehicle wheel in which the centreline of the cross section of the web is formed by a curve that pa...
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WO/2023/069008A1 |
The present invention discloses a method (200) for forming a thread on a connection end portion (40) of a reinforcing bar (100) having ribs (10) and fins (20), for reinforcing concrete, wherein the method (200) comprises a step (201) of ...
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WO/2023/061995A1 |
The invention relates to a ring-rolling mill (1), comprising a machine table (2) to accommodate the stock (3) and an axial stand (4) which supports at least one axial roll, preferably two axial rolls (5, 6), for rolling the end faces (7,...
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WO/2023/031147A1 |
The present invention relates to a method and to an apparatus (11) for shaping foils (1) into three-dimensionally structured flat components (2), in particular into thin structured sheet metal components such as bipolar plates for fuel c...
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WO/2023/286870A1 |
This aluminum alloy, for an extruded element pipe (1) provided with an inner surface linear groove, is for the production of pipes provided with an inner surface helical groove. When D (mm) and t (mm) respectively represent the outer dia...
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WO/2023/280454A1 |
The present invention relates to a method for producing an angular contact bearing cage from a sleeve-like blank (1, 1'). In order to considerably reduce the manufacturing costs compared with the known solutions even for small series, th...
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WO/2022/268405A1 |
The invention relates to a method for producing a hollow cylindrical workpiece from a solid initial workpiece, in which a cup-shaped intermediate form is produced in the solid initial workpiece without cutting by drilling pressure, in wh...
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WO/2022/253942A1 |
The invention relates to a method for producing a profiled body having a profiling by cold-forming a workpiece (1), the workpiece having a longitudinal axis (Z) and an outer surface (11a), for example a cylindrical outer surface, which e...
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WO/2022/233787A1 |
The invention relates to a method for rolling a ring-shaped rolling product (5) having an open cylindrical cross section in a ring rolling machine (1) with inductive heating of the rolling product (5) during the rolling process using at ...
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WO/2022/218462A1 |
The invention relates to a method for producing a component (10) which has a toothing profile (5). In a first step, a component blank (1) is inserted into a mounting (2) of a tool device (4) for receiving a pressing force during a moveme...
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WO/2022/218975A1 |
The method is used to manufacture metal fibers, more particularly steel fibers, from strip-shaped flat material, wherein the metal fibers have a substantially rectangular cross-section, and wherein at least one of the wider fiber lateral...
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WO/2022/199113A1 |
Disclosed in the present invention is a non-quenched and tempered steel weather-resistant high-strength bolt, comprising the following chemical components in percentage by mass: 0.17-0.23% of C; Si≤0.30; 1.25-1.60 of Mn; P≤0.02; S≤...
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WO/2022/194322A1 |
Embossed structures (12) of a thin sheet for an electrochemical cell are created by a sheet (8) being deformed in a multistage forming process, which includes at least one rolling process, in such a way that, in a first forming process a...
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WO/2022/189991A1 |
In a die-casting machine with toggle-joint (1) or without toggle- joint (100), a threaded section (12) or a shaped section (112) of the horizontal columns (10,100) is made by first carrying out turning and then rolling.
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WO/2022/175069A1 |
The invention relates to a cross edge rolling process for increasing a thickness of a strip (1) in longitudinal edge strips (6) on both longitudinal sides of the strip (1). According to the invention, this is achieved in that first a ste...
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WO/2022/177362A1 |
The present specification provides a secondary battery, and a battery pack and a vehicle comprising same, the secondary battery comprising: an electrode assembly in which a first electrode, a second electrode, and a separator provided th...
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WO/2022/161713A1 |
The invention relates to a rolling tool unit (13), comprising a rolling rod (14) having a first rolling profile (15) on a first side (19) and having a second rolling profile (16) on a second side (20). The first side (19) and the second ...
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WO/2022/158159A1 |
This rolling machine is provided with: a rolling die 4 that rotates in contact with an outer peripheral face of a steering shaft 14 as an object to be rolled while pressing the steering shaft, to plastically deform the outer peripheral f...
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WO/2022/157545A1 |
The present disclosure pertains to a headstock gear (10) for a feed system of a shearer loader, comprising a plurality of teeth (1), each tooth (1) having a tooth geometry (2). Accordingly, for each tooth (1), the tooth geometry (2) cons...
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WO/2022/130173A1 |
Part-guiding device (2000) for a rotary machine for rolling hollow parts (1), in which the hollow parts (1) rotate about their axis and move circumferentially about a vertical central axis (Z-Z) inside a rolling sector (s300) by means of...
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WO/2022/091460A1 |
Provided is a rolling processing device with which a die can be used over a long period of time. A rolling processing device (1) comprises: a pair of dies (11), (21); and a stand (10) for retaining the pair of dies (11), (21). A rear sur...
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WO/2022/080331A1 |
Provided is a screw shaft which sufficiently ensures the accuracy of the shape of a male-side screw section. A screw shaft (17) is equipped with a large-diameter shaft section (20), medium-diameter shaft sections (21), (22), and small-di...
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WO/2022/074320A1 |
The invention relates to a sheet metal plate (10) for creating flooring (30), in particular for industrial vehicles, having on its upper surface (11) a plurality of raised patterns, each raised pattern comprising one or more protruding p...
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WO/2022/064770A1 |
The present invention employs a plurality of pressing rolls (33) each having a roll center axis (β) disposed at an angle. A roll-processing surface portion (34) of each of the pressing rolls (33) is pressed against a plurality of circum...
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WO/2022/064127A1 |
The invention relates to a method for modelling the behaviour of a circular rolling mill (1) intended for rolling a cylindrical component on the basis of a setpoint, the circular rolling mill comprising at least one tapered roller (3) co...
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WO/2022/058360A2 |
The invention relates to a method for producing a wire, having at least the following steps: (i) providing a wire precursor; (ii) pressing depressions on the wire precursor and optionally molding the wire precursor in the process; and (i...
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WO/2022/042997A1 |
In the method for producing a toothing on rotationally symmetrical surfaces of metal drive elements, a rotatably mounted metal workpiece having at least two identical rotatably mounted shaping tools positioned at the same angular distanc...
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WO/2022/023791A1 |
A system (100) for the processing of biomass or food product or fish (500) for processing, achieving an optimisation of the thermal potential energy with regard to the volume of a coolant fluid and the residence time of said biomass, eve...
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WO/2022/009457A1 |
Provided are a spinning device and a spinning method which, when forming a flange on a cylindrical base material, make it possible to easily form the flange while maintaining the wall thickness of the base material. This spinning device ...
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WO/2021/254882A1 |
An embossing roll (1) having a cylindrical surface (2) comprising a central portion (3) having an embossing pattern (10) and side portions (4a, 4b) arranged on each side of the central portion, which are free from embossing pattern, wher...
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WO/2021/254884A2 |
An apparatus and method for pre-forming a metal strip (40) for the manufacture of roll formed and welded tubes, comprising an embossing tool (20) and a strip edge chamfering tool (30) wherein the embossing tool comprises an embossing rol...
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WO/2021/219498A1 |
The invention relates to a forming device (1) for producing a knurled rotor shaft (50) for an electric machine, comprising a base element (2) with a through-opening (3) with a central axis (4) for the rotor shaft (50) and at least three ...
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WO/2021/214856A1 |
A groove forming method according to an embodiment includes a groove forming step for forming, while rotating a cylindrical body (30) around a central axis (CL) of the cylindrical body (30), an annular groove (33) which is coaxial with t...
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WO/2021/214853A1 |
A groove forming method for forming a plurality of annular grooves (33) coaxial with the center axis (CL) of a cylindrical body (30) at intervals in the axial direction on the outer peripheral surface of the cylindrical body while rotati...
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WO/2021/211936A1 |
A method and apparatus for surface densification of powder metal annular preforms is described. A forming tool has external helical teeth corresponding to internal helical teeth of the preform. A die correspondingly configured to the ext...
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WO/2021/192131A1 |
Provided is a rolling die with a nitrided molding face having increased durability. A rolling die (1) has a molding face (2) on which a plurality of processing teeth (10) are formed, and is made of a steel tool base material. The rolling...
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WO/2021/170550A1 |
A machine (1) for rolling rings, comprising: a rolling device (10) with a main roll (11) and at least one idler roll (13a) onto which a ring can be loaded, the rolling device (10) being designed to roll the ring, with the idler roll (13a...
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WO/2021/156355A1 |
The invention relates to a rolling tool (10) for rolling a profile, in particular a spline toothing on a workpiece using a rolling disc packet, comprising at least one main disc (24) and an exchangeable disc (26) secured thereon. Accordi...
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WO/2021/151962A1 |
The invention relates to a metal band as an inlay for decorative, sealing or edge-protection strips, in particular on motor vehicles, the surface being profiled on at least one flat side (4) of the band (1) to increase the adhesion betwe...
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WO/2021/151652A1 |
The invention relates to sheet metal packaging products, in particular tinplate or electrolytically chrome-plated sheet steel (ECCS), consisting of a sheet steel substrate (S) with a thickness in the region of 0.1 mm to 0.6 mm and a coat...
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WO/2021/139997A1 |
The present invention relates to a method for producing an annular groove (1) of a piston (2) of an internal combustion engine, which annular groove has a groove base (4) which transitions into lateral groove walls (6, 6') in respective ...
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WO/2021/131963A1 |
Provided is a method of manufacturing a ring-rolled element that, despite a main roll of a ring-rolling device being provided with flanges positioned above and below a ring blank, can stabilize the posture of the ring blank, without defe...
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WO/2021/122106A1 |
The invention relates to a metal sheet (1) having a deterministic surface structure (2), the surface structure (2) being stamped into the metal sheet (1), the surface structure (2) having at least one peak region (1.1) and at least one t...
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WO/2021/110519A1 |
The invention relates to a method for increasing the load-bearing capacity of a surface-hardened rolling-bearing raceway of a rolling-bearing ring element, comprising - providing a rolling-bearing ring element which has an unhardened cor...
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