Patent application number | Description | Published |
20100044351 | Connection Between a Plasma Torch Wearing Part and a Plasma Torch Wearing Part Holder, Plasma Torch Wearing Part and Plasma Torch Wearing Part Holder - Connection between a plasma torch wearing part and a plasma torch wearing part holder, plasma torch wearing part and plasma torch wearing part holder. | 02-25-2010 |
20100264120 | Plasma Torch Head, Plasma Torch Shaft and Plasma Torch - A plasma torch head, a plasma torch shaft and a plasma torch for providing a quick and simple possibility of changing the plasma torch head are described. | 10-21-2010 |
20110108528 | Nozzle for a Liquid-Cooled Plasma Burner, Arrangement Thereof with a Nozzle Cap, and Liquid-Cooled Plasma Burner Comprising Such an Arrangement - The invention relates to a liquid-cooled plasma burner, comprising a nozzle bore for the plasma gas jet to exit at a nozzle tip and a first section whose outer surface gradually tapers in the shape of a cone at an angle α in the direction of the nozzle tip, except for at least one deflection section that extends in the shape of a cone at an angle β in the direction of the nozzle tip. The invention also relates to an arrangement thereof with a nozzle cap and to a plasma burner comprising such an arrangement. | 05-12-2011 |
20110240609 | Electrode for a Plasma Torch - An electrode for a plasma torch and a plasma torch head comprise an elongated electrode holder with a front surface on the electrode tip and a hole arranged in the electrode tip along a central axis through the electrode holder, and an emission insert arranged iii the hole such that an emission surface of the emission insert is exposed. The emission surface is set back relative to the front surface of the electrode holder. An electrode for a plasma torch and a plasma torch head also comprise an electrode socket and an electrode holder, the electrode socket having an internal thread, and the electrode holder having an external thread and an O-ring in a groove in the cylindrical outer surface. The electrode holder is screwed together with the electrode socket via the external thread and the internal thread and sealed by means of the O-ring. | 10-06-2011 |
20110284502 | Nozzle for a Liquid-Cooled Plasma Torch, Nozzle Cap for a Liquid-Cooled Plasma Torch and Plasma Torch Head Comprising the Same - A nozzle for a liquid cooled plasma torch includes a nozzle bore for the exit of a plasma gas beam at a nozzle tip, a first section, of which the outer surface is essentially cylindrical, and a second section connecting the nozzle tip, of which the second section the outer surface tapers essentially conically towards the nozzle tip, wherein at least one liquid supply groove is provided and extends over a part of the first section and over the second section in the outer surface of the nozzle towards the nozzle tip and at least one liquid return groove separate from the liquid supply groove is provided and extends over the second section. | 11-24-2011 |
20120103946 | SYSTEM FOR THERMALLY PROCESSING WORKPIECES - The invention relates to a system for the thermal processing of workpieces. In this respect, workpieces can be processed by a plasma jet or by a laser beam. It is the object of the invention to make possible the thermal processing of workpieces more flexibly and also less expensive in this respect. In the system in accordance with the invention, a laser processing head and a plasma processing head can be connected by a single shaft element. | 05-03-2012 |
20120132626 | Cooling Pipes, Electrode Holders & Electrode for an Arc Plasma Torch - A cooling tube for an arc plasma torch, comprising an elongate body with an end which can be arranged in the open end of an electrode, and a coolant duct extending therethrough, characterised in that at said end there is a bead-like thickening of the wall of the cooling tube pointing inwards and/or outwards, and an arrangement of a cooling tube for an arc plasma torch, comprising an elongate body with a rear end which can be releasably connected to an electrode holder of an arc plasma torch, and a coolant duct extending therethrough, and an electrode holder for an arc plasma torch, comprising an elongate body with an end for receiving an electrode and a hollow interior, and characterised in that on the outer surface of the cooling tube at least one projection is provided for centring the cooling tube in the electrode holder. | 05-31-2012 |
20120138579 | Nozzle for a Liquid-Cooled Plasma Torch and Plasma Torch Head having the Same - A nozzle for a liquid-cooled plasma torch, comprising a nozzle bore for the exit of a plasma gas jet at a nozzle tip, a first portion, the outer surface of which is substantially cylindrical, and a second portion adjacent thereto towards the nozzle tip, the outer surface of which tapers substantially conically towards the nozzle tip, wherein at least one liquid supply groove and/or at least one liquid return groove is/are provided and extend over the second portion in the outer surface of the nozzle ( | 06-07-2012 |
20120138580 | Protective Nozzle Cap, Protective Nozzle Cap Retainer, and Arc Plasma Torch having said Protective Nozzle Cap and or said Protective Nozzle Cap Retainer - A nozzle protection cap for an arc plasma torch comprises a front end section and a rear end section with a thread region on its inner surface for screwing to a torch body of an arc plasma torch. At least one groove crosses the thread region on the inner surface. A nozzle protection cap holder for the arc plasma torch comprises a section with a thread region on its outer surface for screwing to the nozzle protection cap. At least one groove crosses the thread region on its outer surface. An arc plasma torch comprises a torch body and a nozzle protection cap screwed thereto in a screw connection region. The torch body and/or the nozzle protection cap is/are designed so that at least one channel is formed between them, the channel crossing the screw connection region. | 06-07-2012 |
20130313231 | ELECTRODE FOR PLASMA CUTTING TORCHES AND USE OF SAME - The invention relates to an electrode for plasma torches for plasma cutting and to a use of the electrode for said plasma torch. The electrode in accordance with the invention for plasma cutting torches is formed from an electrode holder and from an emission insert which are connected to one another in a force-fitted and/or shape-matched manner. The emission insert has at least one section along its longitudinal axis which is arranged between two other sections or next to a section which has a reduced outer diameter in a rotationally symmetrical design of the emission insert or has a reduced cross-sectional surface in a non-rotationally symmetrical emission insert with respect to the other section(s). | 11-28-2013 |
20140144891 | METHOD FOR THE PLASMA CUTTING OF WORKPIECES - The invention relates to a method for the plasma cutting of workpieces. It is the object of the invention to provide possibilities with which improved cutting surfaces can be achieved in plasma cutting which do not require any reworking, or at least only a reduced reworking. In the method in accordance with the invention, a plasma cutting torch having at least one torch body, an electrode and a nozzle is used and the plasma jet is inclined or deflected at least before the traveling over of a workpiece edge at an angle δ with respect to the axis aligned perpendicular to the workpiece surface such that the emission position of the plasma jet from the workpiece is arranged at a spacing in the feed movement direction which is at most half the amount than is the case with a plasma jet incident perpendicular on the workpiece surface. | 05-29-2014 |
20150076123 | ELECTRODE STRUCTURE FOR PLASMA CUTTING TORCHES - The invention relates to an electrode structure for plasma cutting torches, wherein a recess or borehole open at one side in the direction of a workpiece to be processed is formed in an electrode holder or in a holding element for receiving an emission insert, in which recess or borehole the inserted emission insert can be fastened in a force transmitting manner, in a shape-matching manner and/or with material continuity. At least one pressure equalization passage and/or an at least temporarily active pressure equalization passage is present between a hollow space formed in a recess or borehole and the emission insert and the environment through the emission insert and/or between an outer jacket surface region of the emission insert and the inner wall of the recess or borehole, which is formed in the holding element or in the electrode holder ( | 03-19-2015 |
20150083695 | Cooling Pipes, Electrode Holders and Electrode for an Arc Plasma Torch - An electrode holder for an arc plasma torch includes an elongate holder body. The holder body includes a holder end for receiving an electrode and a hollow interior. An internal thread is positioned in the hollow interior for screwing in a rear end of said cooling tube. A cylindrical inner surface adjoins the internal thread for centering the cooling tube relative to the electrode holder. | 03-26-2015 |