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Patent Searching and Data


Matches 1 - 50 out of 1,465

Document Document Title
WO/2016/197226A1
A method for manufacturing a coil-on-tube heat exchanger is provided. The method comprises the steps of preforming a coil tube into a preformed coil tube, having an ovoid cross-section. The method further comprises exerting tension force...  
WO/2016/155366A1
Disclosed is a method for pressing a channel section with a bending angle being smaller than or equal to 90 degrees, wherein an upper male die and a lower female die are used for processing; the male die comprises an expansion sleeve (th...  
WO/2016/157115A1
An apparatus (10, 110) for improving the quality of tube bending; adapted to be used in bending machines and comprises a substantially longitudinally extended mandrel ( 11, 111), adapted to be inserted into a tube (12) to be bent and hav...  
WO/2016/119540A1
A device for pressing a channel section having a bending angle less than or equal to 90 degrees comprises an upper die assembly (2) and a lower die assembly (3) disposed coaxially. The upper die assembly (2) comprises an expansion sleeve...  
WO/2016/116198A1
The invention relates to a method for forming a tubular body (1), comprising the steps: providing a tubular body (1) with a first (2) and a second (4) tube end, filling the tubular body (1) with a liquid, sealing the tubular body (1), an...  
WO/2016/103964A1
A bending mould (100) is provided with: a gripping member (10) having, provided to the outer circumferential surface, a first groove (11) having a semicircular cross section, said gripping member being provided with a fitting recess (12)...  
WO/2015/132300A1
A method is presented and described for individualized adaptation of the shape of components (7) comprising the following steps: a) provision of a raw material (1) for producing the components (7), b) selection of at least one unifying p...  
WO/2015/024644A1
The invention relates to a shaping mould for shaping a hollow profile, in particular a pipe, from a longitudinal profile, such as an un-shaped metal plate or sheet, by means of a pressure jacket, wherein the shaping mould has a pressure ...  
WO/2014/152647A3
A method and apparatus for restoring displaced features on a turbine vane segment for a gas turbine engine, such as a vane segment in a low pressure turbine, and more specifically, the inner shroud thereof relative to the outer shroud th...  
WO/2014/140794A1
A method and apparatus for bending a pipe to mitigate internal wrinkling, with particular benefit when bending a lined pipe upon spooling. Bending is performed continuously by advancing the pipe (10) through a bending zone (24) while an ...  
WO/2014/135829A1
Apparatus (120) for making an adaptor (2) which is used in heating and ventilation systems and which is used to connect ducting which is of a square cross sectional shape to ducting which is of a circular cross sectional shape, which app...  
WO/2014/108589A1
The invention relates to a device (100, 101, 102, 103) for improving the bending of tubes (3, 13, 16), comprising: a plurality of interconnected hydraulic modules (6); and a plurality of pairs of contact elements (7, 7') connected to sai...  
WO/2014/088801A1
A system and method for bending a surgical rod using an automated bending system includes receiving an indication of a plurality of line segments defined on the rod and an indication of an angle measurement to be formed between at least ...  
WO/2014/054527A1
Provided is a plate forming method and plate forming device capable of processing a plate with high precision when forming a plate by local heating. This plate forming method is characterized by comprising: a compression step (S3) of ben...  
WO/2013/189582A1
The invention relates to a device for bending pipes (100), in particular coated pipes, preferably insulated pipes and/or pipes which are coated with PU foam/PU hard foam, for pipes having a base body (11) which can be positioned in the p...  
WO/2013/181920A1
Disclosed is a tube-propelling apparatus for a tube bending machine. The apparatus comprises a main tube-propelling base (1) mounted on a slide rail mechanism (3) of a tube bending machine tool (2), wherein a penetrating hole (11) though...  
WO/2013/085982A3
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...  
WO/2012/129345A1
In a crossbow-style tube bender, a curved bending mandrel having a channel into which the tube in bent to form the bent tubing length has at least one relief surface forming a localized recess or depression in the surface of the channel....  
WO/2012/120989A1
Provided are a method for forming sheet material, a sheet material forming apparatus, a method for determining forming conditions for the sheet material forming apparatus, and a device for determining forming conditions for the sheet mat...  
WO/2012/096392A1
A bending tool includes a fine uneven portion with fine asperities having a maximum surface roughness of 3 m or more and 25 m or less on at least part of a portion that is in contact with a titanium member, and a fluorine resin film form...  
WO/2011/160224A1
The invention relates to a pallet made up of plural hollow sections of generally rectangular transverse profile formed from metal tubes, the sections having upper walls facing in the same direction and being secured together in side-by-s...  
WO/2011/153634A3
A system for forming bends in a portion of a tubular work piece includes a roller assembly having a plurality of rollers. The work piece is supported such that the portion thereof is aligned with the rollers along an axial direction, and...  
WO/2011/153634A2
A system for forming bends in a portion of a tubular work piece includes a roller assembly having a plurality of rollers. The work piece is supported such that the portion thereof is aligned with the rollers along an axial direction, and...  
WO/2011/139742A1
A pipe bending machine has a beam mounted in see-saw pivotal relation on a fulcrum and spaced apart cradles support the pipe. An actuator initially drives the second cradle and the beam apart to pivot the pipe about the first cradle unti...  
WO/2011/061599A1
Machine to bend tubular elements (1 1) comprising bending means (12) provided with a bending arm (17) and a bend core (16) disposed, when in use, inside said tubular element (11). The bend core (16) comprises a support bar (19), a contra...  
WO/2011/049432A1
A method and a device for producing a bent pipe comprising at least one desired curvature, wherein a substantially straight pipe is divided into a number of segments and zones present between two successive segments. Each segment is prov...  
WO/2011/029594A3
The invention relates to a bending machine for bending elongate workpieces, in particular tubes and profiles, comprising a machine frame (20) having a feed device (30) and a mandrel retraction device (40) that are guided thereon in a lon...  
WO/2010/105341A1
A method of manufacturing a hollow structural frame rail includes rotating a tube relative to a tool to reduce an outside diameter of the tube at predetermined positions along the length of the tube. An elastomeric insert is positioned w...  
WO/2010/050059A1
This bent member manufacturing method uses a core at the time of bending a hollow section and can set an applicable bending radius or bending center axis over a wide range. A core (41) is inserted into the hollow portion of a hollow sect...  
WO/2010/025883A3
The invention relates to a method and a device for bending pipes (3) over a mandrel (6), in particular pipes having thin walls, on a rotary draw bending tool (1), which comprises a bending template (2), a slide rail (4) which is arranged...  
WO/2010/025883A2
The invention relates to a method and a device for bending pipes (3) over a mandrel (6), in particular pipes having thin walls, on a rotary draw bending tool (1), which comprises a bending template (2), a slide rail (4) which is arranged...  
WO/2010/017336A2
An improved bending apparatus for bending a radiused corner at a window in a brazed heat exchanger core where no tubes and fins are located. A cylindrical mandrel and sliding pressure die are designed to completely surround the manifold ...  
WO/2009/135796A1
The invention relates to a supporting core (1) for using in a device for shaping plates to form a structured hollow profiled element comprising a plurality of interconnected supporting members (2), and to a method for producing structure...  
WO/2009/095174A1
A process for the three-dimensional bending of round tubes and/or profiles using the free-form bending process (also referred to as the multi-roll bending process), in which the rear end of the profile to be bent is held, if appropriate ...  
WO/2009/072918A1
Machine for bending aluminum and PVC profiles, according to the invention consists from a stand (10) with a vertically set motor reducer (7), and a horizontaly set motor reducer (21) and with at least two fans (11) for hot air directed t...  
WO/2009/051943A2
A cutoff unit for cutting a variably swept continuous beam extending from a roll forming mill includes a pickup subassembly for tracking a shape of the continuous beam, and a cutoff subassembly that engages and supports sides of the cont...  
WO/2009/051943A3
A cutoff unit for cutting a variably swept continuous beam extending from a roll forming mill includes a pickup subassembly for tracking a shape of the continuous beam, and a cutoff subassembly that engages and supports sides of the cont...  
WO/2009/043500A1
The invention relates to a method and device for forming a bar stock (1), wherein the bar stock (1) with a first diameter (3) is supplied first to a forming tool (2) circulating in the circumferential direction of the bar stock (1). Ther...  
WO/2009/040859A2
A pipe bending machine with bending mandrel having a load bearing structure which is particularly resistant to working stresses, comprises an extractor (2) which is fixed in a rear portion of the pipe bending machine, and mandrel rod (13...  
WO/2009/040859A3
A pipe bending machine with bending mandrel having a load bearing structure which is particularly resistant to working stresses, comprises an extractor (2) which is fixed in a rear portion of the pipe bending machine, and mandrel rod (13...  
WO/2009/036871A1
The invention relates to an apparatus for bending profiles (4) with axle-free mini-roll rolling bodies (30, 31, 32, 60, 61, 70, 71), wherein rollers (13, 27, 29) which form a plurality of roller stations (11, 15, 16, 17) in a roller bend...  
WO/2008/144237A1
A bending apparatus consisting of a rocker rotating in a hybrid constructed saddle. The saddle is preferably made of a steel casing with a low friction liner disposed therein.  
WO/2008/098186A2
The pressures provided by several wheels or rollers (18, 20, 22, 24, 30, 32) on various members of a metal panel are controlled to produce a curved panel of desired radius with little or no distortion. Predetermined pressures are used to...  
WO/2008/096449A1
Bending processing of pipe (P) is carried out by holding the pipe (P) having mandrel (19) inserted therein between bending die (17) and pressing die (18). Lubricating oil is applied onto the outer circumferential surface of the pipe (P) ...  
WO/2008/093818A1
A bending method of pipe material which can positively prevent occurrence of cracking or creasing at the bend, or the like. Core bars (5) each having a protrusion of a quarter of sphere at the distal end are inserted into a pipe material...  
WO/2008/074698A1
The invention relates to a device for bending a metallic pipe by winding on a shape roller (1), comprising a mandrel adapted to be introduced in the pipe and a spreader (9) for avoiding the formation of folds on the lower surface of the ...  
WO/2008/061762A3
The invention relates to a device for clamping hollow profiles, for example for the purposes of bending, wherein a support mandrel is arranged on the end of a retainer bar within the hollow profile with a mounting rod for a support core ...  
WO/2008/061762A2
The invention relates to a device for clamping hollow profiles, for example for the purposes of bending, wherein a support mandrel is arranged on the end of a retainer bar within the hollow profile with a mounting rod for a support core ...  
WO/2008/025884A1
The invention relates to a tool for bending a pipe (6), which tool includes an operating device (16), a guide (14) and a moving slide (15) therein, two opposing dies (12, 13), installed on a different plane relative to the slide, one (13...  
WO/2008/003674A1
The invention relates to a device for bulge bending a hollow profile (6) made from metal, in particular from steel or a steel alloy, with two bending arms (2, 3) turning about a bending axis arranged on a bending plane (4) for holding th...  

Matches 1 - 50 out of 1,465