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Patent Searching and Data


Matches 1 - 50 out of 4,882

Document Document Title
WO/2021/001271A1
An apparatus for treating metal wire by multiple reverse bending and associated methods for using the apparatus are disclosed. Prior art straighteners use equal diameter rollers with different indentation levels and pull-through tension ...  
WO/2020/256686A1
First drive roller and second drive roller are coplanar and adjustable about an axis to increase or decrease the distance between the same to accommodate varying thicknesses in material. A first shaping roller and a second shaping roller...  
WO/2020/237795A1
A steel pipe clamping device for a steel pipe straightening machine. The steel pipe clamping device comprises a fixing block (1); a motor (2) is fixedly connected to the back surface of the fixing block; a front end of a rotating shaft o...  
WO/2020/230181A1
The method for detecting the configuration of elongated elements includes the steps of providing along a supply line (A) a drawing and/or straightening assembly (4) for an element (2), a detection station (S) downstream of the drawing an...  
WO/2020/225406A1
The present invention relates to a method (200) of forming a plurality of teeth of a cutting blade or guard, the method comprises: a) taking (210) a blank of material, the blank having an upper outer surface and a lower outer surface, wh...  
WO/2020/172694A3
The invention relates to a method for straightening wire or strip material by means of a straightening device comprising straightening rollers (3, 4, 6, 10) engaging on opposite sides of the passing-through material (1) in an offset mann...  
WO/2020/217725A1
Provided is a rolling-straightening machine with which outer-diameter reduction rolling and straightening-rolling of a pipe material or bar material can be carried out rapidly and precisely. This rolling-straightening machine 1 is equi...  
WO/2020/207544A1
A multiduct pipe straightener apparatus (6) configured for reducing friction in a multiduct pipe with a bundle of ducts within an outer casting. The apparatus comprises a first arrangement (101) of at least two straightening rollers (7) ...  
WO/2020/193418A1
The invention relates to a hole saw, particularly for sawing a circular hole in a plaster board or similar paper-coated panel, comprising a circular cylindrical main body (2); sawtooth arrangement (12) disposed on a first end face (10) o...  
WO/2020/175343A1
Provided is a technology pertaining to: a metal tube that has a high dimension accuracy without the need of cutting of tube end parts after tube expansion, and that has an outer diameter of 150-3000 mm and a thickness of 2-50 mm; and a m...  
WO/2020/174506A1
The curvature correction assembly for elongated metal elements, in particular metal profiles and rods and similar products, comprises a first correction wheel (11, 110) and a second correction wheel (12, 120) opposite each other with res...  
WO/2020/174505A1
The method for straightening elongated metal elements provides for arranging along a feeding line (A) for at least one element (2) a straightener assembly (10, 100) comprising a frame (11) having a first roller (12a) and a second roller ...  
WO/2020/174507A1
The method for detecting the curvature of elongated metal elements comprises the steps of preparing along a feeding line in a feeding direction (A) a straightener assembly (4) for an element (2), an assembly (3) for detecting the residua...  
WO/2020/150409A1
Disclosed is a tool useful for fabricating sheet metal ductwork, the tool comprises a handle portion extending from an end of which are first and second prongs, the first prong extending from and in substantially the same plane as the ha...  
WO/2020/110442A1
The objective of the present invention is to perform straightening corresponding to a twisted state of a workpiece. This processing device is a processing device for processing a frame-shaped workpiece (1) which extends in a prescribed e...  
WO/2020/090151A1
This method for manufacturing a heat sink 1 is provided with a step for correcting the tip heights of a plurality of pin fins 3. The step for correcting involves correcting the tip heights of the plurality of pin fins 3 by pressing the p...  
WO/2020/062362A1
A guide rail straightening machine and a straightening method. Automatic detection, straightening and conveying of guide rails are implemented by means of a feeding detection device (1), a straightening device (2), and a receiving frame ...  
WO/2020/059797A1
Provided is a production method for an Fe-Ni-based super-heat-resistant alloy ring-rolled material that is highly circular, suppresses AGG, and has a fine grain structure that has an ASTM grain size number of at least 8. A production met...  
WO/2020/059798A1
Provided is a production method for an Fe-Ni-based super-heat-resistant alloy ring-rolled material that is highly circular, suppresses AGG, and can suppress grain growth. A production method for a ring-rolled material of an Fe-Ni-based s...  
WO/2020/054975A1
A method for controlling steel reinforcement straightening equipment and an apparatus therefor are disclosed. A control device: photographs a steel reinforcement when the steel reinforcement outputted through a discharge hole of steel re...  
WO/2020/054935A1
The present invention relates to a bent rotor straightening method using low frequency induction heating, and a bent rotor straightening apparatus using same. A bent rotor straightening method using low frequency induction heating accord...  
WO/2020/039658A1
The purpose of the present invention is to provide a manufacturing method for allowing manufacturing of a superelastic seamless tube having a small diameter without decreasing rigidity. This superelastic seamless tube manufacturing metho...  
WO/2020/032070A1
Provided is a bend correction method in which a steel pipe having a bend is placed and held in a state in which the bend faces upwards, and the steel pipe is pressed from above at a target load value by a pressing unit to straighten the ...  
WO/2019/234372A8
A clamp (1) for a rail (2), comprising: a frame (3) having a first longitudinal axis (11) and having mounted successively thereon at least one hooking device (18) for hooking the rail (2), which can occupy an engaged state below the rail...  
WO/2019/234372A1
A clamp (1) for a rail (2), said rail (2) comprising a web (7) extending between a rail head (8) and a rail base (6). The clamp (1) comprises: a frame (3) which has a first longitudinal axis (11) and on which elements are mounted success...  
WO/2019/216660A1
The present invention relates to an angle correcting device comprising: a first mold part; a second mold part placed corresponding to the first mold part and moving up and down; and an angle correcting part placed between the first mold ...  
WO/2019/216659A1
The present invention relates to an angle correction device comprising: a first mold part; a second mold part disposed corresponding to the first mold part and moving up and down; and an angle correction part disposed between the first m...  
WO/2019/129747A1
The present disclosure relates to a method for straightening of a tube comprising a ferritic FeCrAI-alloy. One reason for the challenges regarding the cold working of a hollow of a ferritic FeCrAI-alloy into a finished tube is that FeCrA...  
WO/2019/130026A1
The present invention refers to a system for cleaning, protecting and lubricating hyperbolic rollers and bearings, using air and oil, placed in a rotating rotor (1), which is used for straightening wire, rod or reinforcing bar, and conta...  
WO/2019/089712A1
A system includes a pipe heater configured to heat spoolable pipe to provide a heated spoolable pipe and a pipe re-rounder configured to re-round the heated spoolable pipe to provide a rounded spoolable pipe. The system may also include ...  
WO/2019/058004A1
The present invention relates to equipment and a method for twisting crankshafts (A), comprising three modules (1), each comprising an upper tool (1') and a lower tool (1"), both having an inner face by means of which they face one anoth...  
WO/2019/058005A1
The present invention relates to equipment and a method for twisting crankshafts (A), comprising three modules (1), each comprising an upper tool (1') and a lower tool (1"), both having an inner face by means of which they face one anoth...  
WO/2019/024265A1
An on-line straightening device for internal and external product cutting of a pure extrusion line. The device comprises two fixed correction wheel sets (1) and at least one adjustable correction wheel set (2) located between the fixed c...  
WO/2019/012569A1
The method and apparatus for automatic straightening correction of elongated metal elements provides for supplying separately and subsequently a first element (2a) and a second element (2b) along respective supply directions (A, B). A de...  
WO/2018/231281A1
An apparatus for forming and sealing a duct member for use in an air handling system. At least one work station accommodates a work piece, which is generally a cylindrical tube.  
WO/2018/230001A1
The accuracy of the outer diameter of a metallic fabricated material having a circular tube section is improved. A metallic-fabricated-material manufacturing method according to the present invention includes a circular-tube-section form...  
WO/2018/196249A1
Disclosed are an apparatus for processing T-shaped steel and a method for correcting the T-shaped steel. The apparatus for processing T-shaped steel comprises a delivery device (11), welding devices (12) and correcting devices (13), wher...  
WO/2018/194304A1
The present invention relates to a reinforcing bar straightening apparatus and, more specifically, to a reinforcing bar straightening apparatus for stretching straight a bent reinforcing bar, comprising: a worktable; reinforcing bar guid...  
WO/2018/174272A1
A wire rod straightening machine whereby straightness of a wire rod can easily be enhanced, the straightening machine performing straightening by passing a metal wire rod through a plurality of rollers, wherein the wire rod straightening...  
WO/2018/163143A2
The invention relates to a portable modular device for prestressing building structures by means of the use of manual hydraulic jacks, which facilitates the production method of these structures and reduces the costs thereof. The device ...  
WO/2018/152226A1
A method to improve the collapse resistance of metallic tubular products is disclosed. The method comprises identifying the types of stress that can be applied in order to change the residual stress profile of metallic tubular products, ...  
WO/2018/096468A1
Multifunction work apparatus comprising a drawing and yielding assembly (13) and at least one of either a wire guide assembly (11), a straightening assembly (12), or a finishing assembly (14), wherein the drawing and yielding assembly (1...  
WO/2018/090074A1
A three blade fence post straightening device (100) comprising: a first row (102) of at least three rollers (104a-104d), an axis of rotation (108a-108d) of each of the rollers (104a-104d) in the first row (102) being substantially parall...  
WO/2018/084645A1
The system having enhanced uniformity for straightening a coiled rebar for construction, according to the present invention, comprises: an uncoiling reel for uncoiling a coiled rebar, which is wound in the shape of a coil, into a strand ...  
WO/2018/037421A1
The present invention relates to a process for manufacturing steel Cheese Tubes/Jumbo Tubes/Pipes for woven‐sacks and Cops/Bobbins/Pirns for synthetic yarn. In process of present invention, strip of basic steel grade (SAE 1020, SAE 102...  
WO/2018/006512A1
A numerical control roundness adjustment machine employing multiple shafts to perform outer circumference reduction and reciprocating bending comprises: a roundness adjustment machine body (1) and a PLC control system (6). The roundness ...  
WO/2017/220393A1
Device (1) for calibrating and straightening hollow components, preferably welded tubes (2), wherein the device (1) is substantially formed by a frame (5) with two side stands (6, 7), a lower member (8) and an upper member (9), wherein a...  
WO/2017/202591A1
Straightening machine (1, 38, 49, 50) for straightening material (2, 2', 3, 3', 4, 4', 5, 5', 6, 6', 7, 7') in the form of a steel wire, bar or strip, comprising a machine frame (51) and a number of straightening devices (8, 9, 10, 11, 1...  
WO/2017/183010A1
The method for automatically adjusting the straightening of metal elements of elongated shape, in particular iron rods, provides to prearrange a drawing and/or straightening assembly (3) for straightening and feeding at least one metal e...  
WO/2017/177245A1
The invention relates to a method for straightening a workpiece (1) having a longitudinal axis, wherein the workpiece (1) is bent out from an initial position transverse to the longitudinal axis and bent back again. In order to create ad...  

Matches 1 - 50 out of 4,882