mhurhangee/ep-ind-claims huggingface dataset:
A seal assembly for a gas turbine engine comprising: a seal having a seal face and a seal runner, wherein the seal face is a portion of a seal face assembly having a mounting bracket, the mounting bracket being operative to removably mount the seal face assembly within the gas turbine engine, and wherein the seal runner is a portion of a seal runner assembly having a mounting bracket, the mounting bracket being operative to removably mount the seal runner assembly within the gas turbine engine; and a back-up seal, wherein the back-up seal is a labyrinth seal having a land and a knife edge, the knife edge being operative to interact with the land to form a seal; wherein the land is supported by an arm that is attached to the mounting bracket of the seal face assembly and the knife edge is supported by an arm that is attached to the mounting bracket of the seal runner assembly; and wherein, In a normal mode of operation of the seal, interaction of the seal face and the seal runner maintains a pressure differential within the gas turbine engine and, in a failure mode of operation of the seal, the back-up seal maintains a pressure differential within the gas turbine engine, characterised in that the seal is a hydrostatic seal configured as a lift-off seal. a seal having a seal face and a seal runner, wherein the seal face is a portion of a seal face assembly having a mounting bracket, the mounting bracket being operative to removably mount the seal face assembly within the gas turbine engine, and wherein the seal runner is a portion of a seal runner assembly having a mounting bracket, the mounting bracket being operative to removably mount the seal runner assembly within the gas turbine engine; and a back-up seal, wherein the back-up seal is a labyrinth seal having a land and a knife edge, the knife edge being operative to interact with the land to form a seal; wherein the land is supported by an arm that is attached to the mounting bracket of the seal face assembly and the knife edge is supported by an arm that is attached to the mounting bracket of the seal runner assembly; and wherein, In a normal mode of operation of the seal, interaction of the seal face and the seal runner maintains a pressure differential within the gas turbine engine and, in a failure mode of operation of the seal, the back-up seal maintains a pressure differential within the gas turbine engine, characterised in that the seal is a hydrostatic seal configured as a lift-off seal.
Burner which is equipped with at least one fuel supply (4, 6) and at least one oxidant supply (8, 9), which open out at a burner mouth, and with an ignition device (10, 21) for igniting a fuel/oxidant mixture that forms upstream of the burner mouth, wherein the ignition device (10, 21) is equipped with a heating element (12, 22) and with means for supplying oxidant onto at least one heating surface (15, 24) of the heating element, characterized in that the ignition device (10, 21) has a tubular heating element (12, 22) which is arranged within the at least one fuel supply (4, 6) and which is connected in terms of flow via an oxidant line to the at least one oxidant supply (8, 9) and in the interior space of which the heating surface is arranged, and/or in that the ignition device (10, 20) comprises a substantially cylindrical support which is arranged within the at least one fuel supply (4, 6) and on the shell surface of which the heating surface is arranged, and an oxidant line which is connected in terms of flow to the at least one oxidant supply (8, 9) and which is equipped with at least one nozzle directed toward the heating surface.
Process for the purification of a contaminated organophosphorus product which comprises at least one organophosphorus compound and, as contaminant, at least one chlorine compound, having the following steps: a) provision of the contaminated organophosphorus product; b) complete dissolution of the contaminated organophosphorus product in a solvent to give a contaminated solution; c) separation of the contaminated solution by means of a membrane separation unit to give a purified solution; d) removal of the solvent from the purified solution to give a purified organophosphorus product. a) provision of the contaminated organophosphorus product; b) complete dissolution of the contaminated organophosphorus product in a solvent to give a contaminated solution; c) separation of the contaminated solution by means of a membrane separation unit to give a purified solution; d) removal of the solvent from the purified solution to give a purified organophosphorus product.
Method for determining the authenticity of materials, characterised in that at least one substance, which contains 18 O in a concentration that is above or below the naturally occurring 18 O concentration of 0.1885 to 0.2126 atomic weight percent 18 O, is added to the material and isolated again for determining authenticity by being released by incineration, in which the substance is thermally stable to 1000°C, the 18 O concentration of the substance is determined and then it is analysed whether its 18 O concentration is above or below the naturally occurring 18 O concentration.
A light source comprising a light-emitting diode, LED, and including an illumination ramping circuit for the light-emitting diode, LED, comprising: a first control path including a first resistor in series with a first diode, the first control path configured to control an on time of the LED; a second control path including a second resistor in series with a second diode, the second control path configured to control an off time of the LED, the first and second control paths being in parallel with one another, in between a first node and a second node; a capacitor coupled between the second node and an electrical ground; and a transistor for switching the LED on and off, the transistor including a gate terminal coupled to the second node wherein the first resistor and the second resistor are connected in the second node with the capacitor and a gate terminal of the transistor, and the LED is coupled between the source terminal of the transistor and the electrical ground; and wherein one of the first resistor and the second resistor is a variable resistor. a first control path including a first resistor in series with a first diode, the first control path configured to control an on time of the LED; a second control path including a second resistor in series with a second diode, the second control path configured to control an off time of the LED, the first and second control paths being in parallel with one another, in between a first node and a second node; a capacitor coupled between the second node and an electrical ground; and a transistor for switching the LED on and off, the transistor including a gate terminal coupled to the second node wherein the first resistor and the second resistor are connected in the second node with the capacitor and a gate terminal of the transistor, and the LED is coupled between the source terminal of the transistor and the electrical ground; and wherein one of the first resistor and the second resistor is a variable resistor.
An apparatus for manufacturing cigarettes, the apparatus comprising: a housing; a mandrel extending from the housing; and a movable member (88, 90, 92) operably coupled to the housing and adapted to carry a first cigarette tube, wherein the movable member is movable, relative to each of the housing and the mandrel, in a first direction and a second direction that is opposite the first direction, wherein when the movable member carries the first cigarette tube, the first cigarette tube is loaded on the mandrel in response to movement of the movable member in the first direction, and wherein the apparatus further comprises a push rod operably coupled to the housing and adapted to carry a carrot of pre-cut tobacco leaves, the carrot of pre-cut tobacco leaves having a generally cylindrical shape, wherein, when the first cigarette tube is loaded on the mandrel, the push rod and the pre-cut tobacco leaves are inserted, via the mandrel, into the first cigarette tube in response to movement of the movable member in the second direction, wherein an offset distance is defined between the first cigarette tube and the mandrel after the push rod and the pre-cut tobacco leaves are inserted into the first cigarette tube, wherein the movable member is adapted to carry a second cigarette tube in response to the movement of the movable member in the second direction, wherein, when the movable member carries the second cigarette tube, the push rod is removed from the tobacco-leaves-filled first cigarette tube, while the position of the tobacco-leaves-filled first cigarette tube is generally maintained, in response to another movement of the movable member in the first direction after the movement of the movable member in the second direction; and wherein the tobacco-leaves-filled first cigarette is permitted to fall away in response to removing the push rod before the second cigarette tube is loaded on the mandrel by the another movement of the movable member in the first direction. a housing; a mandrel extending from the housing; and a movable member (88, 90, 92) operably coupled to the housing and adapted to carry a first cigarette tube, wherein the movable member is movable, relative to each of the housing and the mandrel, in a first direction and a second direction that is opposite the first direction,
A computer implemented method for calculating a deviation between experimental melting curve data and the background electro-optical, EO, radiation signal to provide melting curve analysis of a compound, the method comprising the steps of: accessing experimental melting curve data from a memory, the experimental melting curve data comprising a plurality of electro-optical, EO, radiation measurements corresponding to respective temperatures spanning a temperature interval, the measurements obtained by melting a compound comprising a fluorescing dye, wherein the experimental melting curve data comprises a background EO radiation signal; accessing a mathematical model of the background EO radiation signal from a memory; calculating a deviation function for the experimental melting curve data using a computing device, wherein calculating the deviation function comprises calculating function fitting parameters that conform the mathematical model of the background EO radiation signal to the experimental melting curve data at respective temperatures spanning the temperature interval, such that the deviation function quantifies a deviation between the experimental melting curve data and the mathematical model of the background EO radiation signal as a function of temperature; and determining a temperature corresponding to a transition within the experimental melting curve data using the computing device, the determining comprising identifying one or more of a melt transition and an unfolding transition within the deviation function. accessing experimental melting curve data from a memory, the experimental melting curve data comprising a plurality of electro-optical, EO, radiation measurements corresponding to respective temperatures spanning a temperature interval, the measurements obtained by melting a compound comprising a fluorescing dye, wherein the experimental melting curve data comprises a background EO radiation signal; accessing a mathematical model of the background EO radiation signal from a memory; calculating a deviation function for the experimental melting curve data using a computing device, wherein calculating the deviation function comprises calculating function fitting parameters that conform the mathematical model of the background EO radiation signal to the experimental melting curve data at respective temperatures spanning the temperature interval, such that the deviation function quantifies a deviation between the experimental melting curve data and the mathematical model of the background EO radiation signal as a function of temperature; and determining a temperature corresponding to a transition within the experimental melting curve data using the computing device, the determining comprising identifying one or more of a melt transition and an unfolding transition within the deviation function.
Pump drive arrangement having a pump drive element which is driven by a first or a second drive device, wherein the pump drive element is, by way of a coupling element, connectable or connected rotationally conjointly either via a first freewheel device to the first drive device or via a second freewheel device to the second drive device, wherein the first freewheel device enters a blocked state when the first drive device rotates faster than the coupling element and the second freewheel device enters a blocked state when the second drive device rotates faster than the coupling element, wherein the coupling element comprises a coupling sleeve with a first axial section and with a second axial section, wherein the first axial section interacts with the first freewheel device and the second axial section interacts with the second freewheel device, wherein the second drive device is connected rotationally conjointly to a gearbox input shaft, characterized in that the first drive device comprises a drive sleeve which is connectable or connected rotationally conjointly to the coupling element by way of the first freewheel device and which is mounted on the coupling element, so as to be free from transverse forces, by way of a bearing device, wherein the drive sleeve is in the form of a sheet-metal part and is arranged coaxially with respect to the gearbox input shaft.
A reel unit for winding and unwinding a lift belt on a curtain blind with a reel for the lift belt receivable on a winding shaft of the curtain blind, and with an eccentric pin which is rotatably attached on the reel parallel to the axis but eccentrically, wherein a cam is provided on a winding circumference of the reel provided for winding the lift belt which cam is radially extendable by rotating the eccentric pin, and wherein for adjusting the radial position of the cam at unwound lift belt, an actuator axially spaced apart from the winding circumference is provided, which actuator is rotated upon actuation and thus causes a rotation of the eccentric pin and comprises an attachment section accessible and operable for an operator manually or by means of a tool, and wherein a locking device is provided, which, in a setting mode provided for rotating the eccentric pin, permits an actuation of the eccentric pin, and in a hold mode provided for holding the adjusted extension of the cam causes the holding of the adjusted position of the eccentric pin, characterised in that the actuator is arranged rotatably around the winding shaft or an axis parallel to the winding shaft, and the attachment section is formed on an external perimeter section of the actuator concentric to the axis of rotation of the actuator on which the actuator can be rotated.
A process for producing thermoplastic polyoxazolidinones comprising copolymerization of a diisocyanate compound with a bisepoxide compound in the presence of a catalyst and a compound in a solvent characterized in that, the bisepoxide compound comprises isosorbide diglycidylether, the catalyst is selected from the group consisting of alkali halogenides and earth alkali halogenides, and transition metal halogenides, the compound is selected from the group consisting of monofunctional isocyanate, monofunctional epoxide, and wherein the process comprises the following steps (α) placing the solvent and the catalyst in a reactor to provide a mixture, and (β) adding the diisocyanate compound, the bisepoxide compound and the compound to the mixture resulting from step (α). the bisepoxide compound comprises isosorbide diglycidylether, the catalyst is selected from the group consisting of alkali halogenides and earth alkali halogenides, and transition metal halogenides, the compound is selected from the group consisting of monofunctional isocyanate, monofunctional epoxide, and wherein the process comprises the following steps (α) placing the solvent and the catalyst in a reactor to provide a mixture, and (β) adding the diisocyanate compound, the bisepoxide compound and the compound to the mixture resulting from step (α). (α) placing the solvent and the catalyst in a reactor to provide a mixture, and (β) adding the diisocyanate compound, the bisepoxide compound and the compound to the mixture resulting from step (α).
A method of planning a route to a destination, the method comprising: accessing a map database defining a road network; accessing a communications network database defining one or more network parameters for a wireless communication network; using a routing algorithm to plan a route to the destination using the communications network database to estimate connectivity to the wireless communication network along one or more routes generated using the map database; and using a diary database to identify a scheduled time for an event requiring access to the wireless communication network; wherein the routing algorithm is configured to plan the route such that a connection to the wireless communication network is available at the scheduled time; the routing algorithm characterized by scheduling a stop at the scheduled time in a location where the connection to the wireless communication network is available. accessing a map database defining a road network; accessing a communications network database defining one or more network parameters for a wireless communication network; using a routing algorithm to plan a route to the destination using the communications network database to estimate connectivity to the wireless communication network along one or more routes generated using the map database; and using a diary database to identify a scheduled time for an event requiring access to the wireless communication network; wherein the routing algorithm is configured to plan the route such that a connection to the wireless communication network is available at the scheduled time; the routing algorithm characterized by scheduling a stop at the scheduled time in a location where the connection to the wireless communication network is available.
A cutter comprising two members each having a handle portion and an operative portion, the said two members being pivoted together at a pivot located between the handle portion and the operative portion of each of the said two members so that the members are movable relative to one another about the pivot, the cutter further comprising at least one releasable cutter blade on the operative portion of one of the said two members, in which the two members are pivoted together releasably about a pivot pin of the pivot, and in which the or each cutter blade is formed with an aperture through which extends the pivot pin, characterised in that the said at least one cutter blade and the said operative portion of one of the said two members are provided with respective interengaging portions (35, 24), the said interengaging portions comprising a ridge and a slot.
A method for calibrating a pressure sensor arranged on a rotor blade of a wind turbine plant, which rotor blade is secured to a rotor of the wind turbine plant, and wherein the calibration method comprises the following process steps - ascertaining measured values of the pressure sensor in at least two rotation positions of the rotor, in which the pressure sensor is in different heights; - comparing a pressure (pN) ascertained at hub height with a reference pressure (pref); - if a disparity in the ascertained pressure at hub height (pN) from the reference pressure (pref) is greater than a first prescribed tolerance range, shifting a characteristic curve of the pressure sensor until the ascertained pressure at hub height is concordant with the reference pressure (pref) within the prescribed tolerance range; - determining the difference (A') in the measured values of the pressure sensor in the at least two rotation positions of the rotor; - if a disparity in the difference (A') in the determined measured values of the pressure sensor from an original difference is greater than a second prescribed tolerance range, correcting the characteristic curve such that the determined difference (A') is again concordant with the original difference within the prescribed tolerance range. - ascertaining measured values of the pressure sensor in at least two rotation positions of the rotor, in which the pressure sensor is in different heights; - comparing a pressure (pN) ascertained at hub height with a reference pressure (pref); - if a disparity in the ascertained pressure at hub height (pN) from the reference pressure (pref) is greater than a first prescribed tolerance range, shifting a characteristic curve of the pressure sensor until the ascertained pressure at hub height is concordant with the reference pressure (pref) within the prescribed tolerance range; - determining the difference (A') in the measured values of the pressure sensor in the at least two rotation positions of the rotor; - if a disparity in the difference (A') in the determined measured values of the pressure sensor from an original difference is greater than a second prescribed tolerance range, correcting the characteristic curve such that the determined difference (A') is again concordant with the original difference within the prescribed tolerance range.
A diamond tool comprising a diamond at least on a cutting edge, wherein the diamond includes one or two or more diamond grains, each diamond grain includes a diamond phase composed of a diamond crystal structure and a graphite phase composed of a graphite crystal structure, and when a ratio I π* /I σ* between an intensity of a π* peak derived from a π bond of carbon in the graphite phase and an intensity of a σ* peak derived from a σ bond of carbon in the graphite phase and a σ bond of carbon in the diamond phase is determined for the diamond grain by measuring an energy loss associated with excitation of K-shell electrons of carbon by electron energy loss spectroscopy using a transmission electron microscope, the ratio I π* /I σ* of the diamond grain on a surface of the cutting edge is 0.1 to 2 and the ratio I π* /I σ* of the diamond grain at a depth position of 0.5 μm in a normal direction to the surface of the cutting edge from the surface of the cutting edge is 0.001 to 0.1, wherein the diamond is a single crystal diamond, a binderless polycrystalline diamond, or a polycrystalline sintered diamond, and the ratio I π* /I σ* is a graphite abundance ratio. the diamond includes one or two or more diamond grains, each diamond grain includes a diamond phase composed of a diamond crystal structure and a graphite phase composed of a graphite crystal structure, and when a ratio I π* /I σ* between an intensity of a π* peak derived from a π bond of carbon in the graphite phase and an intensity of a σ* peak derived from a σ bond of carbon in the graphite phase and a σ bond of carbon in the diamond phase is determined for the diamond grain by measuring an energy loss associated with excitation of K-shell electrons of carbon by electron energy loss spectroscopy using a transmission electron microscope, the ratio I π* /I σ* of the diamond grain on a surface of the cutting edge is 0.1 to 2 and the ratio I π* /I σ* of the diamond grain at a depth position of 0.5 μm in a normal direction to the surface of the cutting edge from the surface of the cutting edge is 0.001 to 0.1, wherein the diamond is a single crystal diamond, a binderless polycrystalline diamond, or a polycrystalline sintered diamond, and the ratio I π* /I σ* is a graphite abundance ratio.