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WO/2014/087328A1 |
Machine (1) for bending metal pipes (5), without using an internal core, in which-using only one matrix (6) and only one machine (1) -the metal pipe (5) can be bent both to the right and to the left. For such purpose there are used tools...
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WO/2014/087329A1 |
Counter-matrix (1) comprising a removable insert (12) at an end and a roller (8) at the other end, wherein the roller (8), exerting, by means of an annular groove (9) thereof, only the function of guiding the metal pipe (20) being proces...
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WO/2014/071680A1 |
A pipe bending machine with pipe end forming function comprises a pipe bending machine tool and a pipe bending mechanism, wherein the pipe end forming mechanism arranged on a main clamping die is a multiple-layer die with pipe bending fu...
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WO/2014/073246A1 |
A pipe bending device (1) is provided with a pair of bending dies (21, 21) having radial grooves (22) corresponding to the diameter of a pipe (A) on the peripheral surface; and is configured in such a manner as to sandwich the pipe in th...
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WO/2014/050513A1 |
A processing device equipped with: a heating means that heats a metal pipe; a propulsion means that propels the metal pipe; a guide means that includes a clamp arm capable of rotating centered on a shaft support part while gripping the m...
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WO/2014/046763A1 |
A surface modification to prevent oxide scale spallation is disclosed. The surface modification includes a ferritic stainless steel substrate having a modified surface. A cross-section of the modified surface exhibits a periodic morpholo...
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WO/2014/020741A1 |
The present invention addresses the problem of providing a manufacturing method for curved members capable of having fewer bending processes than the number of curved members to be manufactured. This manufacturing method for curved membe...
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WO/2013/153683A1 |
The present invention provides a device and method for producing, from two metal plates, a flangeless closed-cross-section-structure component having a deformed cross-sectional shape having a welded section and a bend in the direction of...
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WO/2013/153681A1 |
The objective of the present invention is to enable the dimensionally accurate production of a pressed component having a bent-shaped closed-cross-section structure having a curved surface at the bottom surface thereof while reducing pro...
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WO/2013/153680A1 |
The present invention provides a device and method for producing, from two metal plates, a closed-cross-section-structure component having a deformed cross-sectional shape having a welded section and a bend in the direction of component ...
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WO/2013/150233A1 |
The present invention concerns a bending machine with a cam formed from two articulated arms, comprising a main roller coaxial with the axis of articulation of said arms, the end of the short portion of each of said arms having means for...
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WO/2013/143512A1 |
The invention relates to a process for forming profile tubes (2), in particular profile tubes (2) having cross sections which vary over the longitudinal extent, in which process a tube (2) having an initial profile cross section is guide...
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WO/2013/132912A1 |
When a bending device (15) grasps the gripping point (24) of a metal tube (W) and moves along a specified movement path in three dimensional space while pulling the metal tube out from the guide rollers (12) in a three-dimensional hot be...
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WO/2013/131179A1 |
A pipe bending apparatus has a head portion, an elongated handle portion attached to a bottom section of the head portion, and a laser member adapted to attach to a pipe and be spaced a predetermined distance away from the head and handl...
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WO/2013/089374A1 |
The present invention relates to a torsional extreme-plastic processing method capable of replacing a metal spinning process that is a method for processing a conic metal pipe which is mainly used for a projectile such as a bullet, missi...
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WO/2013/085982A2 |
System and method for automatically bending a surgical rod are provided. The system includes a linear movement device configured to axially feed the surgical rod, a rotational movement device configured to rotate the surgical rod as it i...
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WO/2013/072414A1 |
The invention relates to a method and a device for producing profiled elements with at least one positionally adjustable, longitudinally-oriented shaped section (23) from a profiled element blank (16). The profiled elements can be produc...
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WO/2013/068013A2 |
A portablepipe-bending apparatus is disclosed, comprising a pipe-conveying system and a bending head comprising a fixed bushing arranged to receive the pipe from the pipe-conveying system, a fixed roller (18) arranged after the fixed bus...
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WO/2013/053825A1 |
A method for producing a bent wire is described. The wire (1) to be bent is fixed at one end (3) and a bending tube (2) is pushed onto the wire (1) up to the desired bending point (4). The wire (1) is bent by moving the bending tube (2) ...
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WO/2013/048818A1 |
A rolling mill coil-forming laying head system elongated hollow pathway or pipe structure defining an inner surface for transport of elongated materials is formed by the process of bending the pathway structure at near constant temperatu...
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WO/2013/042801A1 |
The present invention relates to an apparatus for forming annular rods, comprising: a frame provided with a hydraulic cylinder and a mold plate; the hydraulic cylinder provided with a cylinder which moves forward and backward; a conveyor...
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WO/2013/011373A1 |
Method for bending metal bars in order to make reinforcements with a three- dimensional geometry, comprising a step of moving a metal bar (B) in a direction of feed (D) and toward a bending bench (15) provided with a contrasting surface ...
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WO/2012/176326A1 |
Provided is a hairpin pipe bender which is capable of performing a bending process suitably without spraying lubricating oil into the interior of the pipe or by spraying only a minute amount of lubricating oil, when the subject is a pipe...
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WO/2012/160058A1 |
The apparatus for making stirrups, bidimensional and tridimensional, comprises guide means (4) to feed a metal rod (3) along a feed direction (A), a first fold unit (5) comprising a first central fold mandrel (8) and a first eccentric fo...
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WO/2012/143776A1 |
Machine for bending metal bars comprising a first (11) and a second movement device (13) suitable to move, along a work plane (P), a bar (B) toward a bending device (12) interposed between the first (11) and the second movement device (1...
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WO/2012/141405A1 |
Disclosed is a three-dimensional curved surface processing apparatus for a thick plate using high frequency induction heating by controlling the automatic precise positioning of a coil comprising: a power supply means; a frame for suppor...
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WO/2012/130596A2 |
In a process for producing a bent part from an elongated workpiece, in particular from a tube, use is made of a bending machine having a bending head with a bending arm which has a device for engaging on an end portion of the workpiece a...
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WO/2012/133985A1 |
The present invention relates to an apparatus for forming the upper shaft of a steering column. The apparatus for forming the upper shaft of a steering column includes: a main body consisting of two sidewalls and a bottom surface connect...
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WO/2012/130350A1 |
The invention relates to a bending head (5) for bending rod- and pipe-shaped workpieces (2), comprising a retainer (17) that can be rotated about a rotational axis (12) and that carries a bending mandrel (11) at an axial end, and compris...
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WO/2012/126490A1 |
The invention relates to a device (1) for bending tubular workpieces (4) comprising a bending head (5) that can be rotated about a rotational axis (14), a bending mandrel (6) having a bending surface (15) extending around a bending midpo...
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WO/2012/098995A1 |
The purpose of the present invention is to provide a pipe bending apparatus comprising a turning means that can be easily implemented at low cost and can be used for bending pipes in different directions and in different shapes. In order...
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WO/2012/056481A1 |
A roll-forming process is described, in particular for producing metal housings (1) for electric motors, comprising the steps of stamping a metal band to obtain at least one metal strip (2) to be worked and rolling such metal strip (2), ...
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WO/2012/049937A1 |
Provided is a method and an apparatus for bending a long member, with which it is possible to satisfactorily bend a long member having large variations in tensile strength, particularly a long member having low tensile strength, and also...
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WO/2012/043972A1 |
The present invention relates to a bending apparatus for a swing ring plate, and more particularly, to a bending apparatus for a swing ring plate, comprising: a table; a round bending frame defining a bending groove along the edge thereo...
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WO/2012/041740A1 |
The invention relates to a method and device for producing guide segments for self-aligning roller bearings or the like. The method comprises the following sequential method steps: a) continuously provided round wire material (4) is prof...
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WO/2012/014769A1 |
A bending work method for a heat exchanger performs a bending work in such a way that a plate-shaped heat exchanger is pushed to a bender so as to be wound around the bender, the heat exchanger being disposed such that part of a heat-tra...
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WO/2011/161712A1 |
A modular tool (1) for mechanical working is described, comprising: a supporting member (3); a working tool (5, 7) interchangeable according to the type of working; and an adjustable connecting member (9) adapted to connect the working t...
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WO/2011/156873A1 |
An apparatus for forming the profile of deformable materials including tubular sections. The apparatus (1) includes at least two sets (4, 5) of die elements (6), each set (4,5) including a plurality of die elements (6) respectively arran...
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WO/2011/150580A1 |
An ω shape comer pile and it's continuous roll type cold-bend forming method are provided. The ω shape corner pile is composed of a horizontal fore shaft, a vertical fore shaft and a connection rib (D). The horizontal fore shaft and th...
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WO/2011/152440A1 |
Provided are a pipe bender which is capable of spiral pipe bending and a method for spiral pipe bending with radii of bend using the pipe bender. The pipe bender is characterized by including an XY sliding mechanism (G), which has a Y-ax...
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WO/2011/142173A1 |
Disclosed is a pipe bending device which is compact and inexpensive. Hence, specifically disclosed is a pipe bending device in which a pipe is positioned to a bending roll in synchronization with the rotation of a rotational axis, and th...
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WO/2011/142176A1 |
Disclosed is a compact, low-cost manual pipe bending device configured from: a device body provided with a positioning means for positioning a pipe relative to a bending roll, and a deforming means for moving the pipe along the bending r...
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WO/2011/143177A1 |
A pipe bending machine has a stiff-back which is driven by a pivioting wedge. A linkage applies force from the actuator to the wedge in a direction parallel to a longitudinal axis of the stiff-back. The stiff-back pivots on a first fulcr...
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WO/2011/141015A1 |
A machine for bending tubes of large diameter in different bending directions, wherein, for bending, in this machine a tube (10) is guided in the axial direction through an inductive heating device (7) enclosing this tube in an annular m...
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WO/2011/135619A1 |
Disclosed is a machining device (1) which comprises a first mold (12) and a second mold (11) which is disposed so as to face the first mold (12). The first mold (12) is configured to enable at least two states thereof, which are: a machi...
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WO/2011/125190A1 |
A fully automatic pipe bender which can drastically reduce the time required for a working cycle and can extremely efficiently manufacture a pipe product. A pipe bender (1) comprises a bender unit (3) which performs bending and a cutter ...
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WO/2011/113954A1 |
The invention relates to a method for producing a profiled ring, in particular a metal ring, to a method for post-processing a previously profiled ring, to a shaping device for carrying out both methods, and to a working machine, in part...
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WO/2011/085713A1 |
The invention relates to a pipe manipulator for loading and unloading pipes, for use in a device for bending pipes of large diameters, wherein in said device for bending pipes, a pipe is guided in the axial direction through an inductive...
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WO/2011/083816A1 |
A flexure member having excellent dimension accuracy by stably forming a high temperature portion uniformly in a circumferential direction of a steel pipe and in a narrow range in an axial direction of the steel pipe by using a manufactu...
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WO/2011/064293A1 |
A method for making lined bends, wherein the smaller thinner pipe (3) is inserted into the larger thicker pipe (2), both extremities of the pipe assembly (1) are sealed by welding and the closed space is filled with nitrogen. The gas is ...
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