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WO/2018/117459A1 |
A spot welding method for a high strength zinc-plated steel sheet is provided. The spot welding method of the present invention comprises the steps of: preparing a high strength zinc-plated steel sheet; applying compressive deformation t...
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WO/2018/109067A1 |
The invention relates to an apparatus (1) for producing a peripheral groove (101) in an end portion (103) of a metal tube (100), in particular a metal tube (100) that is to be coated on the inside, wherein the groove (101) is designed fo...
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WO/2018/074711A1 |
The present invention relates to a method for manufacturing a metal substrate with a pattern formed thereon capable of preventing cracking, abrasion and peeling due to an external force as compared to a conventional plating method or a m...
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WO/2018/070597A1 |
The present invention provides a method for manufacturing non-slip type steps having phosphorescent parts and non-slip parts simultaneously formed to be spaced apart, the method; preventing the phosphorescent part and the non-slip part f...
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WO/2018/059875A1 |
The invention relates to a high-pressure fuel pump (22) having a piston chamber (26) and having at least one connecting piece (56), which comprises an outer wall (60) and via which the piston chamber (26) can be connected to a low pressu...
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WO/2018/054902A1 |
A method for manufacturing structural steel components with local reinforcement is provided. The method comprises selecting at least a zone of the component to be reinforced, providing a steel blank and deforming the blank in a press too...
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WO/2018/055186A1 |
The invention relates to a tool for machining planar workpieces (10), in particular metal sheets, having an upper tool (11), which has a clamping shaft (34) and a main body (33), which lie along a common position axis (35), and a machini...
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WO/2018/037822A1 |
A dynamic pressure bearing 8 comprises dynamic pressure grooves 8b1 formed on an upper-side end surface 8b. The bottom groove surfaces of the dynamic pressure grooves 8b1 slope downward toward the outer diameter side.
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WO/2018/024284A1 |
The invention relates to a shaft (1) for a vehicle, comprising a shank (2) and at least one flange (3) integrally formed on the shank (2), wherein the shaft (1) is formed either of two metal halves (1a, 1b), which are connected to one an...
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WO/2017/204424A1 |
The present invention comprises: (a) a first molding step for forming an internal space of a case by bending a rim of a panel member; (b) a second molding step for forming a protrusion portion while deforming the panel member by allowing...
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WO/2017/095693A1 |
A device for cold working pipe elements has two or more cams, each having a gear which meshes with a pinion to turn all of the cams. Each cam has a cam surface with a region of increasing radius and may have a region of constant radius e...
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WO/2017/090872A1 |
A pipe connection apparatus, according to the present invention, comprises: a connecting member which has an insertion space formed therein and a pipe inserted through one side and comprises on the other side a latching portion, bent in ...
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WO/2017/077214A1 |
The invention relates to a machine (9) for bending a metal sheet (1) having a first, preformed corrugation (3) so as to form a second corrugation (2) perpendicular to the first, preformed corrugation (3), the bending machine (9) comprisi...
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WO/2017/079090A1 |
An intake valve for a combustion engine is described. The intake valve has a head portion that is designed to improve the flow of air-fuel mixture around the head portion and into the combustion chamber. The head portion has a beveled or...
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WO/2016/147982A1 |
The objective of the present invention is to provide a form-rolling device which is applicable to various sizes of tubes to be processed, and with which it is possible to create a groove in a position that is defined arbitrarily relative...
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WO/2016/082969A1 |
The present invention relates to a method for producing a profiled hollow shaft (20, 30) for a telescopic steering shaft (10) of a motor vehicle, said method comprising the provision of a hollow shaft to be machined and of a roller formi...
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WO/2016/058723A1 |
The invention relates to a method for producing a profiled hollow shaft for a telescopic steering shaft (10) of a motor vehicle, comprising the providing of a hollow shaft to be processed and a profile mandrel (60) and at least one rolle...
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WO/2016/060732A1 |
A roller set for roll forming pipe elements has an outer roller that engages the pipe element at three points to prevent teetering of the pipe element. Inner and outer rollers cooperate to form pipe elements having a projection engageabl...
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WO/2016/032722A1 |
A roller for engaging an outer surface of a pipe element during roll forming has a perimeter region defined by three faces. A channel is positioned in one of the faces. The channel extends circumferentially around the perimeter region an...
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WO/2016/032707A1 |
An inner roller used for roll forming pipe elements has a flange extending radially from a body. The flange has a surface divided into annular surface portions. The surface portions have orientation angles measured relatively to the axis...
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WO/2016/026261A1 |
Disclosed is a forming method of an integrated plate welded-joint-free vehicle wheel, comprising: rolling, adopting at least two rolling wheels (4) which are symmetrically arranged in the circumferential direction of a rolling master for...
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WO/2015/185363A1 |
The invention relates to a device (100) for introducing a bead-like formation into a wall region of a tube. In particular, the device comprises a drive shaft (120) for rotationally driving a tool head (150), on which a supporting roller ...
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WO/2015/166078A1 |
The device for manufacturing a tubular lagging element (1) from sheet metal starting from a sheet-metal blank (9) comprises, in succession in a direction of travel perpendicular to the axis of the lagging element that is to be created, a...
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WO/2015/140280A1 |
The invention relates to a shaping tool (3) for a workpiece (2), in particular for plastically shaping a pipe end, comprising a clamping device (17) which comprises multiple clamping segments (18) and comprising a compressing head (9) wh...
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WO/2015/058880A1 |
The invention relates to a roller burnishing tool for generating a tooth structure in a wall (6.2) of a cylindrical blank (6), comprising the following features: • - a clamping device for holding the blank (6); • - an annulus of disc...
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WO/2015/057249A1 |
A system for formation of embossed indicia on the end wall of a metal food can. The system include a first die portion and second die portion opposing the first die portion. The system includes a first fastener coupled to the first die p...
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WO/2015/036365A1 |
The invention relates to a method for embossing and cutting into workpieces (4), having the following method steps: - providing a flat workpiece (4), - inserting the flat workpiece (4) between a stamp (2) and a cutting die (5), said stam...
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WO/2014/202581A9 |
The invention relates to a method for producing rotationally symmetrical components made of metal, in particular steel, in which a blank is arranged on a first receptacle for rotation therewith, the receptacle is made to rotate about an ...
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WO/2015/020297A1 |
The present invention relates to an apparatus and method for manufacturing an embossed steel plate using an embossing cartridge and, more particularly, to an apparatus and method for manufacturing an embossed steel plate using an embossi...
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WO/2014/069171A1 |
Provided is a method for machining a seal-mounting groove in a metal plate in which it is possible to form a seal-mounting groove at a low pressure and to thereby meet the requirements of the ease of production and lower cost, and to ove...
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WO/2014/045176A2 |
In the method for producing a set of cooperating embossing rollers, a modelling device is used for parameterizing the embossing rollers, the device comprising a test bench having a pair of rollers which are put under hydraulic pressure t...
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WO/2014/039158A1 |
An apparatus for roller swaging may include a support arm, a spherical roller rotatably supported in the support arm, a mount for slidably supporting the support arm, a first actuator for displacing the support arm relative to the mount,...
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WO/2014/002307A1 |
Provided are: an end splitting method in which, when horizontally splitting an end of a metal plate or metal rod having a rectangular, polygonal, or elliptical shape, the length of incision in the split portion can be freely adjusted and...
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WO/2013/186360A1 |
The invention relates to a tubular component, comprising an outer tubular element and at least one inner tubular element arranged inside the outer tubular element, wherein the outer tubular element is designed as a flexible tubular eleme...
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WO/2013/186490A1 |
The invention relates to a method for producing at least one notch (11, 12, 13, 13a, 13b) in an outer wall of a tube (10), with the following steps: ET1) guiding a first punch (50) comprising a preforming tooth (52), causing the preformi...
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WO/2013/178983A1 |
A method of forming a pair of spaced raised seal retaining abutments (23, 24) on a tubular metal pipe (22) comprising holding the pipe (22) and applying an axial force to the pipe (22) to simultaneously or sequentially deform the pipe (2...
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WO/2013/115552A1 |
The present invention relates to a device for forming beads on a duct plate comprising: a frame; a pair of roll support units provided on both sides of the frame; a forming roll of which both ends are respectively supported by the pair o...
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WO/2013/107485A1 |
The invention relates to a pre-stamped flange folded portion (10) for a component, in particular a housing part for a switchgear or distribution cabinet, characterised in that the flange to be folded is pre-stamped in such a manner that ...
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WO/2013/085382A1 |
A steel drum (1) is manufactured from steel sheet and has a cylindrical shape with at least a bottom cover (4) in a sealed connected to the cylindrical shape. The steel drum includes a pattern of corrugations (7, 8) on the circumferentia...
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WO/2013/051353A1 |
Provided is a part (31) with integrally-formed rack teeth, formed by bending a metal plate, in which at least two or more formed sides (41-46) perform prescribed functions and in which rack teeth (33) are integrally formed by press moldi...
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WO/2013/047009A1 |
The present invention relates to a method for manufacturing a cup-shaped component (7) in which an uneven part (721) is formed. The cup-shaped component (7) comprises a bottom part (71), and a cylindrical part (72). The cylindrical part ...
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WO/2013/034791A1 |
Device for machining notches in headrest tubes, comprising a securing matrix that supports a tube in which notches are to be made, positioning in a press that exerts pressure thereon in the vertical direction such that the tube is held r...
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WO/2013/029956A1 |
The invention relates to a method for cold forming a tube body (1), in particular a tube body (1) of a gas pressure shock absorber (100). An annular bump (2) that is directed outwards is introduced into the tube body (1) using at least o...
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WO/2012/164007A1 |
The invention relates to a stamping method, wherein a plurality of recesses (5, 16, 24) are impressed by means of at least one stamp die onto a material web (6) to be stamped. Before the recesses are impressed, respective compensation se...
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WO/2012/150352A2 |
The invention pertains to the field of steel processing and steel production, in particular of the production of steel profiled elements. The invention relates to a method for producing a steel profiled element, comprising the following ...
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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/2012/115138A1 |
The present invention provides a steel pipe with concavities, wherein a plurality of concavity parts is formed on the outer circumference face of a steel pipe, such that a line is formed in the steel pipe axis direction. Within each of t...
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WO/2012/101301A1 |
System for machining notches in a head-restraint tube comprising: -A matrix (4) for securing a tube (1) on which the notches are to be made; -A first press (6) for exerting pressure on; -A wedge (7) that transmits the pressure on the mat...
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WO/2012/052119A1 |
A manual device for profiling metal sheets, in particular a sheet beading device, which has a housing (10) and at least one pair of rollers (30), wherein each pair of rollers (30) has two spindles (36), which are mounted in the housing (...
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WO/2011/160082A2 |
The present invention relates to therapeutic and cosmetic uses and applications of calreticulin.
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