mhurhangee/patent-ind-claim-en huggingface dataset:
An aqueous slurry useful upon being spray dried for the formation of a powder of hard material comprising tungsten carbide powder and cobalt powder, the aqueous slurry comprising: starting powder components of the hard material; an oxidation inhibitor in an amount between 0.2 weight percent and 0.5 weight percent based on active matter content of the weight of the starting powder components of the hard material; a surfactant comprising a polyoxyethylene soyaalkylamine in an amount between 0.05 weight percent and 0.30 weight percent of the weight of the starting powder components of the hard material; a binder in an amount between 1.2 weight percent and 4.0 weight percent of the weight of the starting powder components of the hard material; a defoamer in an amount between 0.05 weight percent and 0.35 weight percent of the weight of the starting powder components of the hard material; and water in an amount between 15 weight percent and about 30 weight percent of the weight of the starting powder components of the hard material; and the aqueous slurry having a percent solids between 70 percent and 85 percent wherein the percent solids comprises a quotient in percent of the weight of the starting powder components of the hard material divided by the sum of the weight of the starting powder components of the hard material and the weight of the water. starting powder components of the hard material; an oxidation inhibitor in an amount between 0.2 weight percent and 0.5 weight percent based on active matter content of the weight of the starting powder components of the hard material; a surfactant comprising a polyoxyethylene soyaalkylamine in an amount between 0.05 weight percent and 0.30 weight percent of the weight of the starting powder components of the hard material; a binder in an amount between 1.2 weight percent and 4.0 weight percent of the weight of the starting powder components of the hard material; a defoamer in an amount between 0.05 weight percent and 0.35 weight percent of the weight of the starting powder components of the hard material; and water in an amount between 15 weight percent and about 30 weight percent of the weight of the starting powder components of the hard material; and the aqueous slurry having a percent solids between 70 percent and 85 percent wherein the percent solids comprises a quotient in percent of the weight of the starting powder components of the hard material divided by the sum of the weight of the starting powder components of the hard material and the weight of the water.
A management method for controlling an injection-moulding overall system for processing plastics and other plasticisable materials, comprising at least two system parts , which are connected to an intermediate circuit and which each have a power demand and/or a power feedback, which, when summed, give a total power demand and/or a total power feedback of the overall system , wherein the power demand and/or the power feedback of at least two system parts are determined and analysed in relation to one another and the total power demand and/or the total power feedback is then controlled, by controlling at least one system part , such that the total power demand and/or the total power feedback of the overall system , at least at one specific moment in time or within at least one specific time interval, is less than or equal to at least one predefined value , preferably is less than or equal to a greatest maximum of the power demand and/or the power feedback of the system part that has the greatest maximum of the power demand and/or the power feedback at the at least one specific moment in time or within the at least one specific time interval, wherein the determination, the analysis and the control are performed by at least one system part , and wherein the at least one system part controls at least itself, and wherein the power demands and/or the power feedbacks are determined online.
Test method including a test phase for a differential protection device having a first differential protection chain , a second differential protection chain , a test device for testing said differential protection chains, and a processing unit for implementing the test phase, the test phase including: - a step of commanding the flow or the injection of a test current (IT) in the test device for a predetermined duration (T1) shorter than a no-trip time (TND) of said first and of said second differential protection chains , - steps of determining a state of said first and of said second differential protection chain after the flow of the test current, of monitoring the conformity of the change in the protection chains, and of determining the state of the test, and - a step of tripping or of signalling if the test is satisfactory, characterized in that it includes, during the test phase: - a step of determining the state of said first and of said second differential protection chain before the flow of the test current, and - a step of calculating the duration of injection of the test current on the basis of the result of the determination of the state of said differential protection chains before the flow of the test current. - a step of commanding the flow or the injection of a test current (IT) in the test device for a predetermined duration (T1) shorter than a no-trip time (TND) of said first and of said second differential protection chains , - steps of determining a state of said first and of said second differential protection chain after the flow of the test current, of monitoring the conformity of the change in the protection chains, and of determining the state of the test, and - a step of tripping or of signalling if the test is satisfactory, - a step of determining the state of said first and of said second differential protection chain before the flow of the test current, and - a step of calculating the duration of injection of the test current on the basis of the result of the determination of the state of said differential protection chains before the flow of the test current.
A photovoltaic module comprising at least one photovoltaic element and at least one layer comprising a polypropylene composition, wherein the polypropylene composition comprises a heterophasic copolymer of propylene (A) which comprises, - a polypropylene matrix component and - an elastomeric propylene copolymer component which is dispersed in said polypropylene matrix, and wherein the polypropylene polymer composition has - a xylene cold soluble (XCS) fraction in amount of 2 to 30 wt%, when measured according to ISO 16152 (at 25°C), - a melt flow rate, MFR 2 , of 0.2 to 20.0 g/10 min (ISO 1133, 2.16 kg load, 230°C), and - a Vicat softening temperature of 148 to 165°C, when measured according to ASTM D 1525 method A. - a polypropylene matrix component and - an elastomeric propylene copolymer component which is dispersed in said polypropylene matrix, - a xylene cold soluble (XCS) fraction in amount of 2 to 30 wt%, when measured according to ISO 16152 (at 25°C), - a melt flow rate, MFR 2 , of 0.2 to 20.0 g/10 min (ISO 1133, 2.16 kg load, 230°C), and - a Vicat softening temperature of 148 to 165°C, when measured according to ASTM D 1525 method A.
A turbomachine turbine extending about an axis (AX), comprising a rotor provided with a sealing lip and a stator surrounding the rotor , the rotor being rotatably mounted in the stator, the stator comprising a distributor provided with a platform from which at least one stationary vane extends along a radial direction, the platform carrying a main abradable sealing element cooperating with the lip , the platform radially delimiting a separation between a main space (EA) through which a hot air flow passes and a secondary air circulation space (E1, E2) which radially extends between the lip and the main space (EA), the rotor comprising an aperture through which air (AP) is blown to pass through the secondary space (E1, E2) and reach the main space (EA), characterised in that the distributor comprises a mainly radially extending flange carrying straightening fins which extend into the secondary space (E1, E2) to straighten the air flow passing through the secondary space (E1, E2) so as to modify its gyration before it is discharged towards the main space (EA).
A unidirectional grating-based backlight comprising: a light guide configured to guide a light beam at a non-zero propagation angle; a diffraction grating at a surface of the light guide, the diffraction grating being configured to diffractively couple out a portion of the guided light beam as a primary light beam and to direct the primary light beam away from the light guide surface at a predetermined principal angular direction, the diffraction grating further being configured to diffractively produce a secondary light beam and to direct the secondary light beam into the light guide; and characterized by a reflective island within the light guide between the light guide surface and an opposite surface of the light guide, the reflective island being configured to reflectively redirect the secondary light beam out of the light guide in a direction of the primary light beam. a light guide configured to guide a light beam at a non-zero propagation angle; a diffraction grating at a surface of the light guide, the diffraction grating being configured to diffractively couple out a portion of the guided light beam as a primary light beam and to direct the primary light beam away from the light guide surface at a predetermined principal angular direction, the diffraction grating further being configured to diffractively produce a secondary light beam and to direct the secondary light beam into the light guide; and characterized by a reflective island within the light guide between the light guide surface and an opposite surface of the light guide, the reflective island being configured to reflectively redirect the secondary light beam out of the light guide in a direction of the primary light beam.
A sealing and cutting device for forming bags containing products; the sealing and cutting device comprising: - a sealing head or sonotrode configured for sealing a portion of a continuous tubular strip of filter material, feeding along a feed direction (D2); - a counterhead or anvil positioned facing the sonotrode ; - a movement system connected to the sonotrode and/or to the anvil and configured for moving the sonotrode and/or the anvil between a first non-operating position, wherein the sonotrode and the anvil are spaced apart from each other, and a second operating position wherein the sonotrode and the anvil are in front contact for sealing the portion of the continous tubular strip of filter material in such a way as to simultaneously seal a head and a bottom of respective bags to be formed; - a cutting element comprising a circular blade connected to a supporting and movement unit which is able to impart a translational movement to the blade with a circular shape along a direction (D6) perpendicular to the feed direction (D2) of the continuous tubular strip of filter material, the anvil comprising a slit from which the blade protrudes, characterised in that the blade is configured to cut the continous tubular strip of filter material, by contact with the sonotrode , whilst the sonotrode and the anvil are in the second operating position, from the remaining strip in the second operating manner, so as to separate a bag formed from the remaining continuous tubular strip of filter material. - a sealing head or sonotrode configured for sealing a portion of a continuous tubular strip of filter material, feeding along a feed direction (D2); - a counterhead or anvil positioned facing the sonotrode ; - a movement system connected to the sonotrode and/or to the anvil and configured for moving the sonotrode and/or the anvil between a first non-operating position, wherein the sonotrode and the anvil are spaced apart from each other, and a second operating position wherein the sonotrode and the anvil are in front contact for sealing the portion of the continous tubular strip of filter material in such a way as to simultaneously seal a head and a bottom of respective bags to be formed; - a cutting element comprising a circular blade connected to a supporting and movement unit which is able to impart a translational movement to the blade with a circular shape along a direction (D6) perpendicular to the feed direction (D2) of the continuous tubular strip of filter material, the anvil comprising a slit from which the blade protrudes, characterised in that the blade is configured to cut the continous tubular strip of filter material, by contact with the sonotrode , whilst the sonotrode and the anvil are in the second operating position, from the remaining strip in the second operating manner, so as to separate a bag formed from the remaining continuous tubular strip of filter material.
Safety switch with a locking unit , by means of which an associated actuator is held in a locking setting, characterised in that the locking unit comprises an arrangement of locking jaws , wherein each locking jaw is resiliently mounted by means of a spring unit , that the locking jaws are arranged concentrically and associated with one another in each case by a first free end and bound an introduction opening (A), that the locking jaws are held in locking positions by means of the spring forces generated by the spring units , that the actuator is guided by its front free end through the introduction opening (A), wherein the diameter of the front end of the actuator is somewhat larger than the diameter of the introduction opening (A) bounded by the free ends of the locking jaws so that on passage of the front end of the actuator the locking jaws are deflected against the spring forces of the spring units whereby the introduction opening (A) is enlarged, and that when the actuator is guided into its locking setting the locking jaws return to the locking position thereof through the spring forces of the spring unit and engage behind the front end of the actuator , whereby a secure locking and detenting function of the actuator is ensured.
Valve block for a solid-state conducting line system of a process technical plant, comprising at least two rotary control valves, wherein the rotary control valves each comprise at least one line input (A) and at least one line output (C, D, E) each, and a rotatable control member each with at least a through channel , wherein in an open position of the control member, the line input (A) is connected to the line output (C, D, E) through the through-channel , and wherein, in a closed position, the control member separates the line input (A) from the line output (C, D, E), wherein the at least two rotary control valves are rotatable about the same rotation axis (R) and the control members of the at least two rotary control valves are non-rotatably connected to each other and wherein the through channel of the first rotary control valve relative to the through channel of the second rotary control valve is offset to each other in the axial direction (L) of the rotation axis (R), characterized in that at least one of the rotary control valves comprises at least two line inputs (A, B, F) and at least one control member with at least two through-channels which are each assigned to one of the at least two line inputs (A, B, F). the at least two rotary control valves are rotatable about the same rotation axis (R) and the control members of the at least two rotary control valves are non-rotatably connected to each other and wherein the through channel of the first rotary control valve relative to the through channel of the second rotary control valve is offset to each other in the axial direction (L) of the rotation axis (R), characterized in that at least one of the rotary control valves comprises at least two line inputs (A, B, F) and at least one control member with at least two through-channels which are each assigned to one of the at least two line inputs (A, B, F).
A grinding roll comprising: a roll body having a cylindrical outer surface extending axially between a first end and a second end of the roll body ; a flange attached to at least one of the first and second end of the roll body , the flange having an outer edge that extends radially past the cylindrical outer surface of the roll body , the flange having a first surface and a second surface , the first surface forming a perpendicular continuing surface with the cylindrical outer surface of the roll body , and the second surface forms a continuation of the at least one of the first and second end of the roll body ; and the flange comprises wear protection liner elements on the first surface , wherein the first surface comprising at least one radially lower part adjacent the cylindrical outer surface of the roll body , and at least one radially upper part adjacent the outer edge of the flange , characterized in that the at least one radially lower part comprises a first type of wear protection liner elements and the at least one radially upper part comprises a second type of wear protection liner elements , and wherein an average covering area of the second type of wear protection liner elements is larger than that of the first type of wear protection liner elements . a roll body having a cylindrical outer surface extending axially between a first end and a second end of the roll body ; a flange attached to at least one of the first and second end of the roll body , the flange having an outer edge that extends radially past the cylindrical outer surface of the roll body , the flange having a first surface and a second surface , the first surface forming a perpendicular continuing surface with the cylindrical outer surface of the roll body , and the second surface forms a continuation of the at least one of the first and second end of the roll body ; and the flange comprises wear protection liner elements on the first surface , wherein the first surface comprising at least one radially lower part adjacent the cylindrical outer surface of the roll body , and at least one radially upper part adjacent the outer edge of the flange , characterized in that the at least one radially lower part comprises a first type of wear protection liner elements and the at least one radially upper part comprises a second type of wear protection liner elements , and wherein an average covering area of the second type of wear protection liner elements is larger than that of the first type of wear protection liner elements .
A method for producing an open-pored metal body in which an open-pored semi-finished product forming the core layer (A), consisting of Ni, Co, Fe, Cu, Ag or an alloy formed with one of these chemical elements, wherein in the alloy one of these chemical elements is contained with more than 40 at%, is coated on the surface with pure aluminium powder or a powder of an aluminium alloy containing at least 40 at% aluminium, and in a first heat treatment, a graded layer (B) is formed on the surface of the semi-finished product, which layer is formed with intermetallic phase and/or mixed crystals of Al, and in a subsequent second heat treatment under oxidizing conditions with Al on the graded layer an aluminium oxide layer (C) of pure α-Al 2 O 3 phase a temperature of at least 1200 °C is maintained. is coated on the surface with pure aluminium powder or a powder of an aluminium alloy containing at least 40 at% aluminium, and in a first heat treatment, a graded layer (B) is formed on the surface of the semi-finished product, which layer is formed with intermetallic phase and/or mixed crystals of Al, and in a subsequent second heat treatment under oxidizing conditions with Al on the graded layer an aluminium oxide layer (C) of pure α-Al 2 O 3 phase a temperature of at least 1200 °C is maintained.
A gas turbine blade, comprising: a turbine blade having an outer surface extending between a leading edge and a trailing edge , the outer surface being divided according to surface sections (S1, S2, S3) arranged from the leading edge to the trailing edge ; a plurality of film cooling holes formed in the outer surface, each film cooling hole including a cooling channel extending inside the turbine blade to guide cooling air toward the outer surface, and an outlet communicating with the cooling channel to discharge cooling air to the outer surface and wherein the outlet has one end communicating with the outer surface; and protrusions formed on an inside surface of the outlet of at least one film cooling hole disposed in exactly one surface section (S1, S2, S3) of the outer surface; characterized in that the protrusions of the at least one film cooling hole increase in height toward the one end communicating with the outer surface. a turbine blade having an outer surface extending between a leading edge and a trailing edge , the outer surface being divided according to surface sections (S1, S2, S3) arranged from the leading edge to the trailing edge ; a plurality of film cooling holes formed in the outer surface, each film cooling hole including a cooling channel extending inside the turbine blade to guide cooling air toward the outer surface, and an outlet communicating with the cooling channel to discharge cooling air to the outer surface and wherein the outlet has one end communicating with the outer surface; and protrusions formed on an inside surface of the outlet of at least one film cooling hole disposed in exactly one surface section (S1, S2, S3) of the outer surface; characterized in that the protrusions of the at least one film cooling hole increase in height toward the one end communicating with the outer surface.
A compound of the general formula wherein X 1 and X 2 are independently selected from the group consisting of H, Cl, unsubstituted thiophene and thiophene substituted with one or more alkyl groups; R 1 and R 2 are independently selected from alkyl-substituted phenyl groups, wherein the dashed line together with the phenyl group connected to the ends of the dashed line represents a fused aromatic group. wherein X 1 and X 2 are independently selected from the group consisting of H, Cl, unsubstituted thiophene and thiophene substituted with one or more alkyl groups; R 1 and R 2 are independently selected from alkyl-substituted phenyl groups, wherein the dashed line together with the phenyl group connected to the ends of the dashed line represents a fused aromatic group.
A method for producing a heat transfer element , in particular a solar thermal collector, comprising the steps: - providing a first film material comprising a first plastic film , - providing a second film material comprising a second plastic film , - joining the first film material to the second film material , forming at least one fluid line between the first and the second film material , wherein the first plastic film and the second plastic film are partially joined to one another by material bonding and/or mechanically, in particular by sewing, in joining regions , so that at least one cavity, which forms the at least one fluid line , is formed between the joining regions , characterized in that a composite film is used as the first and/or as the second film material , comprising the first or second plastic film , a reinforcing layer connected thereto for improving the rigidity and strength, in particular at temperatures above room temperature up to the sealing temperature, and a metal film connected to the reinforcing layer or a metallized further plastic film connected to the reinforcing layer , wherein the metallization is arranged between the reinforcing layer and the further plastic film. - providing a first film material comprising a first plastic film , - providing a second film material comprising a second plastic film , - joining the first film material to the second film material , forming at least one fluid line between the first and the second film material , wherein the first plastic film and the second plastic film are partially joined to one another by material bonding and/or mechanically, in particular by sewing, in joining regions , so that at least one cavity, which forms the at least one fluid line , is formed between the joining regions ,