mhurhangee/ep-ind-claims huggingface dataset:
An orbital welding apparatus for welding two pipe pieces, wherein the orbital welding apparatus comprises a welding power source in a welding power source housing and an orbital welding head, which is separate from the welding power source housing and connected to the welding power source by means of a cable, wherein the orbital welding head comprises a chamber for using inert gas and/or the orbital welding apparatus comprises a shaping device for using inert gas, preferably backing gas or forming gas, characterized in that the orbital welding apparatus comprises an oxygen sensor, wherein the oxygen sensor is arranged in or on the welding power source housing wherein the orbital welding apparatus comprises a switching device, which is configured so as to switch between a first state and at least one further state, wherein, in the first state, the oxygen sensor is configured so as to measure the oxygen concentration in the inert gas before it has been introduced into the chamber or at least one of the pipe pieces to be welded to the junction of the pipe pieces, and wherein, in the at least one further state, the oxygen sensor is configured so as to measure the oxygen concentration in the chamber or inside at least one of the pipe pieces to be welded.
Method for operating an inverter, in particular an NPC inverter, for converting a DC voltage of a DC voltage source into an AC voltage, comprising a DC-voltage DC link, which has a series circuit of a first and a second DC link capacitor (C1, C2) between a first and a second DC voltage terminal (4, 6) of the one DC voltage source, at least one bridge branch, which has a series circuit of a first and a second switching element (S1, S2) between the first and the second DC voltage terminal (4, 6) of the one DC voltage source, a first and a second diode (D1, D2) being wired in antiparallel with the first and second switching elements (S1, S2), respectively, at least one free-wheeling circuit, which has a switching means (S3, S4, D3, D4) between a common DC voltage node point of the DC-voltage DC link and a common AC voltage node point of the bridge branch, a first AC voltage terminal, which is connected to the DC voltage node point, and a second AC voltage terminal, which is connected to the AC voltage node point, characterised in that the switching means (S3, S4, D3, D4) of the free-wheeling circuit and the switching elements (S1, S2) of the bridge branch are basically opened and closed with the clock signal of a negative and a positive half-wave of the AC voltage; the DC voltages or charges applied at the DC link capacitors (C1, C2) are detected; the switching elements (S1, S2) of the bridge branch are opened around a zero crossing of AC voltage and/or alternating current, in a manner deviating from their basic clock signal; and the switching means (S3, S4, D3, D4) of the free-wheeling circuit is opened around a zero crossing of AC voltage and/or alternating current, in a manner deviating from the basic clock signal of said switching means, if an asymmetry is detected between the DC voltages or charges at the DC link capacitors (C1, C2).
A method of making an adhesive tape roll having a detackified side face comprising the steps of: a) providing an adhesive tape roll having first and second side faces; b) providing an ink jet printing system; and c) applying one or more first inks to at least a portion of the first side face of the adhesive tape roll with the ink jet printing system. a) providing an adhesive tape roll having first and second side faces; b) providing an ink jet printing system; and c) applying one or more first inks to at least a portion of the first side face of the adhesive tape roll with the ink jet printing system.
Method performed by a vehicle illumination system for controlling the operation of a vehicle illumination unit, said method comprising: - Receiving an initiating signal declaring occurrence of an event - Receiving a first signal from a first detection unit indicating the presence and position of an object or objects in a peripheral area (A tot) surrounding the vehicle, up on the occurrence of the event characterised in that the method further comprises: - Determining object characteristics: if said object or objects is/are of a first object type forming a part of a predefined road environment except a person or belonging within a group of obstacles or road irregularities having predefined characteristics, then - Communicating an activation signal to the vehicle illumination unit to illuminate said object or objects with a light having first light characteristics if the object or objects detected is/are of the first object type, if said object or objects is/are of a second object type defined as a person, then - Communicating an activation signal to the vehicle illumination unit to illuminate said object or objects with a light having second light characteristics if the object or objects detected is/are of the second object type. - Receiving an initiating signal declaring occurrence of an event - Receiving a first signal from a first detection unit indicating the presence and position of an object or objects in a peripheral area (A tot) surrounding the vehicle, up on the occurrence of the event characterised in that the method further comprises: - Determining object characteristics: if said object or objects is/are of a first object type forming a part of a predefined road environment except a person or belonging within a group of obstacles or road irregularities having predefined characteristics, then - Communicating an activation signal to the vehicle illumination unit to illuminate said object or objects with a light having first light characteristics if the object or objects detected is/are of the first object type, if said object or objects is/are of a second object type defined as a person, then - Communicating an activation signal to the vehicle illumination unit to illuminate said object or objects with a light having second light characteristics if the object or objects detected is/are of the second object type.
A centrifugal fan, comprising a housing, a driving mechanism, as well as an impeller and a volute tongue that are arranged in the housing, wherein the housing is provided with an air inlet and an air outlet, the driving mechanism is connected to the volute tongue and is capable of driving the volute tongue to rotate between a first limit position and a second limit position, and the volute tongue comprises a first volute tongue portion and a second volute tongue portion; the impeller is arranged to be capable of suctioning air into the housing from the air inlet when rotating, and the volute tongue is arranged to be capable of cutting the air blown from the impeller and guiding the air to the air outlet when the volute tongue is in the first limit position and the impeller is rotating in a forward direction; the volute tongue is further arranged to be capable of cutting the air blown from the impeller and guiding the air to the air outlet when the volute tongue is in the second limit position and the impeller is rotating in a reverse direction; and wherein the first limit position is a position where the first volute tongue portion abuts against a first-side inner wall of the housing on one side in a sealingly manner, and the second limit position is a position where the second volute tongue portion abuts against a second-side inner wall of the housing on the other side in a sealingly manner, characterized in that a magnetic attraction structure is provided on the volute tongue and/or the inner side walls (11, 12) of the housing, wherein when the volute tongue is in the first limit position, the first volute tongue portion is attracted onto the first-side inner wall of the housing by the magnetic attraction structure, and wherein when the volute tongue is in the second limit position, the second volute tongue portion is attracted onto the second-side inner wall of the housing by the magnetic attraction structure. wherein the first limit position is a position where the first volute tongue portion abuts against a first-side inner wall of the housing on one side in a sealingly manner, and the second limit position is a position where the second volute tongue portion abuts against a second-side inner wall of the housing on the other side in a sealingly manner, characterized in that a magnetic attraction structure is provided on the volute tongue and/or the inner side walls (11, 12) of the housing, wherein when the volute tongue is in the first limit position, the first volute tongue portion is attracted onto the first-side inner wall of the housing by the magnetic attraction structure, and wherein when the volute tongue is in the second limit position, the second volute tongue portion is attracted onto the second-side inner wall of the housing by the magnetic attraction structure.
An aerofoil shaped body comprising a plurality of longitudinal spars (11, 21) each defining a longitudinal direction, an upper aerofoil cover, and a lower aerofoil cover, the spars (11, 21) and the covers (12, 22) comprising composite laminate material, wherein at least one of the spars (11, 21) is integrally formed with one of the covers (12, 22) to form a spar-cover (10, 20) such that the composite laminate material of the spar (11, 21) extends continuously into the cover (12, 22) through a fold region (14, 24) created between the spar (11, 21) and the cover (12, 22), and characterised in that the fold region (14, 24) has a curved fold axis (15, 25) extending substantially in the longitudinal direction of said at least one spar (11, 21), and the curved fold axis (15, 25) when projected onto two orthogonal planes is a line having curvature in both those planes.
A method of evaluating an earth formation, the method comprising: inducing a stress in said earth formation proximate a borehole to form a feature in the earth formation related to said induced stress; conveying a bottomhole assembly into said borehole; making measurements indicative of a geometry of the borehole during rotation of the BHA; wherein the geometry of the borehole is indicative of the feature formed in the earth formation; using the measurements of said borehole geometry to provide an image of the borehole; estimating an azimuthal variation with borehole depth of the induced stress in the formation from the image; and altering a drilling parameter of the BHA using the estimated azimuthal variation with depth of the induced stress in the earth formation; wherein making measurements indicative of the geometry of the borehole further comprises measuring a travel time for an acoustic signal from the BHA to a wall of the borehole at a plurality of azimuthal orientations of the BHA, and wherein estimating the azimuthal variation with borehole depth of the induced stress further comprises using the travel time at the plurality of azimuthal orientations of the BHA to estimate the geometry of the borehole and a position of the BHA inside the borehole. inducing a stress in said earth formation proximate a borehole to form a feature in the earth formation related to said induced stress; conveying a bottomhole assembly into said borehole; making measurements indicative of a geometry of the borehole during rotation of the BHA; wherein the geometry of the borehole is indicative of the feature formed in the earth formation; using the measurements of said borehole geometry to provide an image of the borehole; estimating an azimuthal variation with borehole depth of the induced stress in the formation from the image; and altering a drilling parameter of the BHA using the estimated azimuthal variation with depth of the induced stress in the earth formation; wherein making measurements indicative of the geometry of the borehole further comprises measuring a travel time for an acoustic signal from the BHA to a wall of the borehole at a plurality of azimuthal orientations of the BHA, and wherein estimating the azimuthal variation with borehole depth of the induced stress further comprises using the travel time at the plurality of azimuthal orientations of the BHA to estimate the geometry of the borehole and a position of the BHA inside the borehole.
Device for non-invasive preventive cleaning of a spinal fluid shunt system of a patient, that comprises: - a frame, - one or more ultrasound emitters, with adjustable positioning, with emission intended to be oriented towards a cerebrospinal fluid shunt system implanted in a patient's head, in such a way that the one or more ultrasound emitters generate beams pointing to an imaginary axis orthogonal to a plane containing the geometrical centers of the one or more ultrasound emitters, - an ultrasound generator, connected to the one or more ultrasound emitters, that excites the emission of ultrasound from the one or more ultrasound emitters, the device characterized in that it additionally comprises: - a container made of an optically transparent material, attached to the frame, intended to be placed centered over the cerebrospinal fluid shunt system implanted in the patient's head, - an acoustic-matching fluid, contained in the container, for matching the ultrasound propagation from the one or more ultrasound emitters to the skin of the patient's head, and the ultrasound emitters being placed inside the container, in contact with the acoustic-matching fluid. - a frame, - one or more ultrasound emitters, with adjustable positioning, with emission intended to be oriented towards a cerebrospinal fluid shunt system implanted in a patient's head, in such a way that the one or more ultrasound emitters generate beams pointing to an imaginary axis orthogonal to a plane containing the geometrical centers of the one or more ultrasound emitters, - an ultrasound generator, connected to the one or more ultrasound emitters, that excites the emission of ultrasound from the one or more ultrasound emitters, - a container made of an optically transparent material, attached to the frame, intended to be placed centered over the cerebrospinal fluid shunt system implanted in the patient's head, - an acoustic-matching fluid, contained in the container, for matching the ultrasound propagation from the one or more ultrasound emitters to the skin of the patient's head, and the ultrasound emitters being placed inside the container, in contact with the acoustic-matching fluid.
Method of selective soldering, with a soldering apparatus for selective soldering, having - a solder bath for holding molten solder - at least one solder nozzle, - a solder pump for conveying solder from the solder bath through the solder nozzle - a movement device for the relative movement of the solder nozzle and an assembly to be soldered within a soldering zone, - a conveying device for feeding an assembly to be soldered to the soldering zone, wherein the solder nozzle is part of a solder nozzle assembly, and the solder nozzle assembly has one or more solder nozzles and may be assigned a soldering zone - wherein an assembly positioned in the soldering zone is soldered, while at least one solder nozzle and the assembly are moved relative towards one another by means of the movement device, characterised in that at least one further assembly is processed, while a function element such as e.g. a further solder nozzle, a camera of an optical inspection system, a fluxer nozzle and/or a heating nozzle are moved in the X-Y plane synchronously to the solder nozzle assigned to the other assembly and wherein a soldering program for soldering synchronously a plurality of assemblies is carried out, and the assemblies are in each case are coupled into and out of the soldering program through a vertical movement relative to the solder nozzle assemblies, wherein in each case an assembly is not coupled into all solder nozzle assemblies simultaneously, so that at least two assemblies have been coupled into the soldering program at a different point in time (asynchronously), wherein during coupling of an assembly into a solder nozzle assembly, the relative movement between the assembly and one of the solder nozzles in the X-Y plane is preferably stopped, and/or that during coupling of an assembly, the flow of solder through the solder nozzles is stopped. - a solder bath for holding molten solder - at least one solder nozzle, - a solder pump for conveying solder from the solder bath through the solder nozzle - a movement device for the relative movement of the solder nozzle and an assembly to be soldered within a soldering zone, - a conveying device for feeding an assembly to be soldered to the soldering zone, wherein the solder nozzle is part of a solder nozzle assembly, and the solder nozzle assembly has one or more solder nozzles and may be assigned a soldering zone - wherein an assembly positioned in the soldering zone is soldered, while at least one solder nozzle and the assembly are moved relative towards one another by means of the movement device,
A process of producing a formulation comprising particulate matter including nanometric metallic copper particles, the process comprising the steps of: (a) adding a borohydride to cupric ions in an acidic aqueous medium, in a presence of a first dispersant, to reduce said cupric ions and to produce said nanometric metallic copper particles in a first dispersion; and (b) providing said nanometric metallic copper particles in a product dispersion whose particulate matter contains at least 10% single-crystal metallic copper particles on a weight basis; said particulate matter having an average secondary particle size (d 50) within a range of 20 to 200 nanometers (nm), said d 50 calculated using the Stokes-Einstein equation, by a dynamic light scattering particle size analyzer suited for measuring equivalent spherical particle size throughout the range of 5 to 2000 nm; said nanometric metallic copper particles being at least partially covered by at least one dispersant; wherein a concentration ratio of crystalline cuprous oxide to said nanometric metallic copper particles, within said particulate matter, is at most 0.4; the adding of said borohydride being effected as an incremental addition; and wherein said incremental addition of said borohydride is curtailed when a pH of said aqueous medium is at most 7. (a) adding a borohydride to cupric ions in an acidic aqueous medium, in a presence of a first dispersant, to reduce said cupric ions and to produce said nanometric metallic copper particles in a first dispersion; and (b) providing said nanometric metallic copper particles in a product dispersion whose particulate matter contains at least 10% single-crystal metallic copper particles on a weight basis;
Method for informing a driver of a vehicle, traffic signs in the environment of the vehicle being captured, and an indication of a captured traffic sign being output to the vehicle driver or being suppressed on the basis of an assessment of a current driving situation, characterized in that the current driving situation is assessed in order to determine whether it is a routine journey on the basis of a determination of whether the journey is made on a route which is repeatedly used and is therefore known to the vehicle driver, and in that the indication of the captured traffic sign is given or is suppressed on the basis of at least one first criterion if a routine journey is present.
One-way coupling device for feedback-free transmission of data from a first network with high security requirements into a second network with low security requirements, containing a request apparatus, a monitoring apparatus and a receiver apparatus, wherein the request apparatus is designed to make available a first communication connection within the first network to at least one device (20, 21, 22), and to request first data from the at least one device (20, 21, 22) via said communication connection, and subsequently to transmit the first data via a second communication connection on a separate line loop, running outside the request apparatus, from an interrogation interface of the request apparatus directly to an input interface of the request apparatus, and the monitoring apparatus which is designed to monitor data on the separate line loop and to transfer it to a receiver apparatus which is arranged in the second network.
Workholding device for a machine tool for holding workpieces for machining with at least one machining tool, wherein the workholding device comprises a first and at least one second workholding region (31, 32) for holding a first and a second workpiece assembly, each containing at least one workpiece, wherein the workholding regions (31, 32) can be pivoted about a pivot axis into a working region of the at least one machining tool for machining and into a workpiece loading and unloading region for loading and unloading workpieces located in the respective workholding region (31, 32), wherein the workholding device comprises a first workholder, on which the first workholding region is provided, and at least one second workholder, on which the at least one second workholding region is provided, and wherein the first and the second workholders (21, 22) are mounted coaxially and pivotably relative to one another about the pivot axis, characterised in that the first workholding region of the first workholder and the at least one second workholding region of the at least one second workholder have the same longitudinal position relative to the pivot axis either as a whole or at least along a subsection of the pivot axis, wherein the first workholder and the at least one second workholder are mounted on mutually spaced bearing receptacles (41, 42) and extend between or adjacent to the bearing receptacles (41, 42).
Electrical connector, comprising: - a balancing body comprising at least one plug contact unit and at least one plug engaging means for receiving a correspondingly formed engagement means of a connector-counterpart; and - a base body for attaching the connector to a mounting element; wherein the balancing body is mounted on the base body by means of elastic arms with U-shaped form, such that the balancing body is tiltable and moveable in all three spatial directions relative to the base body; characterized in that the arms are rotatably supported on the base body around axes parallel to the direction of insertion. - a balancing body comprising at least one plug contact unit and at least one plug engaging means for receiving a correspondingly formed engagement means of a connector-counterpart; and - a base body for attaching the connector to a mounting element; wherein the balancing body is mounted on the base body by means of elastic arms with U-shaped form, such that the balancing body is tiltable and moveable in all three spatial directions relative to the base body; characterized in that