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WO/2011/159678 |
A method of forming a tube for a heat exchanger includes advancing an expansion tool into a tube a first time and engaging the expansion tool with the tube to expand the tube diametrically at least partially along a length of the tube. T...
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WO/2011/151846 |
The invention relates to a method for manufacturing a radiator element, in particular of a radiator. The radiant element comprises at least one radiator tube, an upper radiator header and a lower radiator header. The method envisages ins...
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WO/2011/149227 |
Disclosed herein is a manufacturing apparatus used for spinning a pipe. The manufacturing apparatus includes a support plate which has an upper flange, and lower flanges spaced apart from each other by a predetermined interval, and is co...
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WO/2011/142180 |
Disclosed is a pipe coupling method that does not require joints during pipe coupling and which can reduce the coupling time required. The pipe coupling method has: a blocking step, wherein an open end section of a first pipe (10a) of tw...
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WO/2011/128049 |
The invention relates to an expansion head (1) for expansion tools for hollow workpieces, in particular for the ends of pipes made of plastics and made of metals covered with plastics, comprising a union cap (2), which has a guide flange...
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WO/2011/110530 |
The invention relates to a method and device for producing conical sections 1 in cylindrical pipes (2) of helical foundations by drawing. The device comprises a plurality of press rolling discs (segments) (4) disposed radially about a lo...
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WO/2011/104921 |
A method for manufacturing a hollow engine valve, capable of simplifying the manufacturing process and reducing the manufacturing cost. A method for manufacturing a hollow engine valve is configured in such a manner that, in order to for...
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WO/2011/095586 |
The torque-controlled pipe expander particularly for the pipe expansion in heat, exchangers and boilers, comprises an expander (1) carried by a telescopic shaft (2) sustained by a suspension device (3) applied to a carriage (4) carrying ...
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WO/2011/092576 |
A spinning method for making a seamless filter housing (50) with an elliptical bottom (52) and a bottom opening (58) for a drain port. An inlet port (62) is added after fabrication along with any optional sensor ports (64). The seamless ...
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WO/2011/056065 |
Device for forming a flared hoop comprising an expandable mandrel (2) comprising a cylindrical body (3) with at least one flared end (4), wherein the mandrel is adjustable between a first position in which the mandrel has a diameter and ...
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WO/2011/035840 |
The invention relates to a device for expanding hollow bodies, in particular pipe ends, comprising several radially movable, sector-shaped expandable jaws (1), which are arranged in a retainer so as to be distributed about an axis "A-A" ...
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WO/2011/029687 |
The invention relates to a screwed pipe connection (1) for connecting a pipeline (10) comprising a connection end (12) having a formed wall region. The screwed pipe connection comprises a connection part (2) and a union joint part (4). P...
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WO/2011/018061 |
The invention relates to a contact pin (01) for use on illumination means and a method for the production thereof, wherein the contact pin (01) is formed substantially from a hollow cylinder (06), in which a wire can be brought into cont...
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WO/2011/018061 |
The invention relates to a contact pin (01) for use on illumination means and a method for the production thereof, wherein the contact pin (01) is formed substantially from a hollow cylinder (06), in which a wire can be brought into cont...
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WO/2011/016434 |
Provided is a plug (30) which is capable of reducing irregularities in the inner diameter at a frontmost end portion of an end of a metal pipe in the vicinity of an opening. The plug is provided with a taper portion (301) and a cylindric...
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WO/2011/011893 |
A tool assembly for forming a workpiece into a housing with a non-round design outer profile at least partially defined by an outer surface at a design position reduced from the initial position thereof. The tool assembly includes a ring...
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WO/2010/142554 |
In order to connect thick-walled pipes, a thick-walled press fitting (1) is created, which comprises one end having a reduced wall thickness and the face-side edge of which is folded inward in some areas. A press fitting such as this can...
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WO/2010/118625 |
A sealing device for the straight edge end of the multilayer thin-walled corrugated pipe is composed of a machine frame (3), a clamping and walking part mounted on the machine frame (3), a supporting and guiding part, and a welding gun s...
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WO/2010/084788 |
A spinning method uses a working roller which is provided on the outer periphery of a pipe body to be worked and revolves around and relative to the pipe body, and the method reduces the diameter of the pipe body by reciprocating the wor...
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WO/2010/054902 |
A method for producing a screw foundation (1) for anchoring building parts or structures in the ground, comprising the following steps: providing a tubular starting material (10) with a required length, laying a free end (12) of the tubu...
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WO/2010/052456 |
A flaring apparatus (10) comprising a pipe holder (18) for holding a pipe such as to prevent axial movement of the pipe and a hand-powered actuator (12) including a pivotably mounted lever (28) operable to drive a tool carrier (26) towar...
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WO/2010/042083 |
A method of manufacturing a one-piece flexible tube connector includes obtaining a tube blank having an initial length, an initial outer diameter, and an initial wall thickness. The tube blank is secured in a fixture and fed longitudinal...
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WO/2010/040521 |
The present application relates to a device for opening a line, particularly the line of a blood tube or blood bag system, wherein the line has a sealing element that blocks the line passage, wherein the device comprises at least one ope...
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WO/2009/130034 |
The invention relates to a method for radially expanding a container body, comprising the steps of: i) providing a cylindrical container body (1) having a longitudinal weld seam; ii) providing the container body (1) at at least one end w...
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WO/2009/125512 |
As shown in Fig. 3, a projection (11) is provided on a mating surface of a lower clamp member (1b), an opening (12) for receiving the projection (11) is provided in a mating surface of an upper clamp member (1a), the projection (11) has ...
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WO/2009/085150 |
A crimping system for a fill tube of an industrial process transmitter system comprises a collar, a fill tube and crimp jaws. The collar comprises a passageway for receiving the fill tube, and a seat surrounding the passageway. The fill ...
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WO/2009/080001 |
A method for producing an external thread in a sleeve (100) is characterized in that a force (Fx) acting radially from the inside to the outside is applied onto at least one element (210), which is disposed on the inside of the sleeve (1...
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WO/2009/078158 |
A method of accurately shaping the inner surface of a pipe. A pipe (3) is set in a shaping die (4), and an elastic tube (5) is inserted into the pipe (3). Then, pressurized fluid, such as oil, is supplied into the elastic tube (5) insert...
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WO/2009/068290 |
A pipe (8), in particular, a vehicle exhaust pipe is formed by partly widening said pipe (8) and then folding the pipe together in the widened region.
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WO/2009/056706 |
The invention relates to a metal pole including a pole body and a pole top which caps the body, characterised in that the pole body and top are integral with one another, said pole top being obtained by bending the merlons forming part o...
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WO/2009/050270 |
The invention relates to a process for producing a hollow body from metal, said hollow body having at least one first axial portion with a first cross-sectional area and a second axial portion with a second cross-sectional area, and in w...
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WO/2009/003498 |
The present invention relates to a device and a method for the axial forming of an elongated hollow body, the device (1) being characterized in that it has at least one receptacle (3), a reducing die (4), a punch (5) for pressing the elo...
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WO/2009/000020 |
An assembly for actuating a pipe expander, the assembly comprising a first actuator, arranged to engage a pipe expander head and actuate the same a second actuator, spaced apart from the first actuator and operatively engaged therewith s...
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WO/2009/000966 |
A pipe end is expanded with the aid of an expander tool (1). The expander tool (1) comprises a plurality of jaws (10) that are radially movable between a retracted and an expanded position. The jaws (10) have outer jaw surfaces which are...
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WO/2008/147487 |
Beverage can manufacturing apparatus is provided in the form of a set of N necking stations Si, S2... SN for progressively necking a beverage can body- having a diameter greater than or equal to 71.1 mm (2.8 inches) to result in an open ...
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WO/2008/123034 |
A method for treating the pipe end of a metal pipe material in which a threaded portion can be formed with high precision dimensions while preventing occurrence of flaw on the inside at the pipe end when the threaded portion is formed at...
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WO/2008/073952 |
A method and apparatus for forming a powder metal forging (B) includes a die set (A1D) for forming the powder metal forging (B) having a first die (A) complementary with a second die (D) in a longitudinal direction (ZC). The die set (A,D...
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WO/2007/139922 |
A crimping device includes at least two jaws forming a throat surface about a work piece and movable between a partially closed position wherein the work piece is not crimped and a closed position wherein the jaws crimp the work piece. T...
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WO/2007/132799 |
In an expansion-molding device (10), a punch (12) is inserted into one opening end of a steel pipe (P) of a usual shape. The opening end of the steel pipe (P) is pressed by a side die (21).
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WO/2007/129035 |
A device for the preparation of pipe ends, prior to jointing them together using an inserted close-fitting spool and an external close-fitting sleeve, consists of a plain cylindrical mandrel (10) adapted to be firmly fixed centrally inbo...
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WO/2007/123714 |
An apparatus (200) to expand a diameter of a can (205) or other article comprises a forming turret (210) that includes a stop plate (220) and a forming tooling (230). The stop plate (220) is configured to be adjacent a dome-end of a can ...
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WO/2007/114176 |
A metal tube end correcting apparatus comprises a plug (3) for enlarging the end of a metal tube (1), a chuck (2) for fixing the metal tube (1), and a movement means for moving the position of the plug (3) and/or the chuck (2). The plug ...
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WO/2007/112381 |
A method and apparatus for tubular expansion are disclosed. In an embodiment, an apparatus for radially expanding a tubular comprises at least two expansion swages (35, 34). At least one expansion swage is axially movable relative to oth...
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WO/2007/111810 |
A process is provided which includes the steps of providing a rigid strip of material, forming 'projections along a side of the rigid strip, and shaping the rigid strip with a mandrel to form a shaped piece. The process also includes sha...
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WO/2007/102602 |
[PROBLEMS] To improve the inner diameter size precision of the pipe end portion of a seamless steel pipe to be hot-worked. [MEANS OF SOLVING PORBLEMS] A mechanical expander in which a cone (2) and a die (1) are inserted into a pipe end p...
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WO/2007/098513 |
In a method of producing a steering gear shaft part which forms a section of a steering gear shaft for a motor vehicle and is designed in the form of a hollow shaft and has, at least adjoining one of its ends, a connecting section (12) w...
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WO/2007/098513 |
In a method of producing a steering gear shaft part which forms a section of a steering gear shaft for a motor vehicle and is designed in the form of a hollow shaft and has, at least adjoining one of its ends, a connecting section (12) w...
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WO/2007/065955 |
The invention relates to a device (Ol) for expanding pipe ends. The device comprises an expanding bolt (02) which can be inserted into the pipe end in order to expand the cross section of the latter; a clamping element (06) which can be ...
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WO/2007/017996 |
[PROBLEMS] To provide a molding device that a plurality of split dies can be equally clamped with a single drive source. [MEANS FOR SOLVING PROBLEMS] In subjecting a tube material to drawing and caulking, a tube material is first externa...
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WO/2006/136150 |
The invention relates to a device and a method for joining rotationally asymmetric hollow profiled members (6, 7) by means of a rolling-in process. Said device comprises a rolling tool (1) which is provided with radially adjustable rolli...
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