mhurhangee/ep-ind-claims huggingface dataset:
An audio amplifier comprising: a power supply stage coupled to a mains power supply and providing power to drive channels corresponding to speaker feeds to a plurality of speakers; for each channel, a continuous-time Class-D modulator with an embedded programmable logic device; wherein the modulator comprises a digital-to-analog-converter configured to convert an N-bit input digital audio stream for the channel to an analog continuous time signal; wherein the modulator comprises a front-end integrator having a transfer characteristic, configured to integrate the analog continuous time signal; wherein the modulator comprises means for injecting a carrier signal into an output of the integrator, to provide an intermediate signal; wherein the modulator comprises a comparator for comparison of the intermediate signal; wherein the modulator comprises an output stage comprising a filter circuit; wherein the output stage is coupled to an output of the comparator and wherein the output stage is configured to generate a speaker feed signal for driving a speaker for the channel; and for each channel, a feedback control loop configured to impart a first transfer function (H 4 (s)) on the speaker feed signal to provide a first control signal for modulating the transfer characteristic of the integrator, a power supply stage coupled to a mains power supply and providing power to drive channels corresponding to speaker feeds to a plurality of speakers; for each channel, a continuous-time Class-D modulator with an embedded programmable logic device; wherein the modulator comprises a digital-to-analog-converter configured to convert an N-bit input digital audio stream for the channel to an analog continuous time signal; wherein the modulator comprises a front-end integrator having a transfer characteristic, configured to integrate the analog continuous time signal; wherein the modulator comprises means for injecting a carrier signal into an output of the integrator, to provide an intermediate signal; wherein the modulator comprises a comparator for comparison of the intermediate signal; wherein the modulator comprises an output stage comprising a filter circuit; wherein the output stage is coupled to an output of the comparator and wherein the output stage is configured to generate a speaker feed signal for driving a speaker for the channel; and for each channel, a feedback control loop configured to impart a first transfer function (H 4 (s)) on the speaker feed signal to provide a first control signal for modulating the transfer characteristic of the integrator,
An electrical converter system, comprising: an electrical converter for converting an input voltage into a converter output voltage; a transformer interconnected with the electrical converter at a secondary side and for transforming the converter output voltage into a transformer output voltage at a primary side; a controller adapted for switching the electrical converter with optimized pulse patterns, such that the electrical converter produces the converter output voltage with a fundamental frequency and a series of harmonics; wherein, between the secondary side and the primary side, the transformer has a frequency damping behaviour like a low pass filter; characterized in that the optimized pulse patterns are optimized such that the converter output magnitudes of harmonics in an upper frequency range are higher than those of harmonics in a lower frequency range and such that the converter output magnitudes of the harmonics in the upper frequency range at the secondary side are higher than predefined threshold magnitudes (36, 36a, 36b) for the harmonics in the upper frequency range and transformer output magnitudes of the harmonics in the upper frequency range at the primary side, which are damped by the transformer, are lower than the predefined threshold magnitudes (36, 36a, 36b). an electrical converter for converting an input voltage into a converter output voltage; a transformer interconnected with the electrical converter at a secondary side and for transforming the converter output voltage into a transformer output voltage at a primary side; a controller adapted for switching the electrical converter with optimized pulse patterns, such that the electrical converter produces the converter output voltage with a fundamental frequency and a series of harmonics; wherein, between the secondary side and the primary side, the transformer has a frequency damping behaviour like a low pass filter; characterized in that the optimized pulse patterns are optimized such that the converter output magnitudes of harmonics in an upper frequency range are higher than those of harmonics in a lower frequency range and such that the converter output magnitudes of the harmonics in the upper frequency range at the secondary side are higher than predefined threshold magnitudes (36, 36a, 36b) for the harmonics in the upper frequency range and transformer output magnitudes of the harmonics in the upper frequency range at the primary side, which are damped by the transformer, are lower than the predefined threshold magnitudes (36, 36a, 36b).
A medical or dental treatment device, which can be connected to a plurality of different tools, wherein the medical or dental treatment device comprises: at least one tool which can be coupled to the treatment device, a tool retainer for connecting the treatment device to the at least one tool, at least two measuring coils (5, 5A) which are connected to an electrical energy supply device via an electrical line and which can be supplied with a periodic, in particular sinusoidal electrical energy supply from the electrical energy supply device, and an evaluation device electrically connected to the at least two measuring coils (5, 5A) for detecting whether a tool is connected to the treatment device or which of a plurality of tools is connected to the treatment device, wherein, due to an electromagnetic, in particular inductive coupling between the tool accommodated in the tool retainer and the at least two measuring coils (5, 5A) supplied with the periodic, in particular sinusoidal electrical energy, a periodic, in particular sinusoidal measurement signal can be generated which is specific to each tool and which can be assigned to the respective tool by the evaluation device, wherein the at least one tool comprises a tool shaft and a working end connected to the tool shaft for working on a treatment site, characterized in that the tool shaft comprises at least two electrically conductive identification elements which are spaced apart from one another and in which, through the electromagnetic, in particular inductive coupling between the tool accommodated in the tool retainer and the at least two measuring coils (5, 5A) supplied with the periodic, in particular sinusoidal energy, an alternating electric current and/or electrical eddy currents can be induced, which feeds back/feed back onto the periodic, in particular sinusoidal electrical energy flowing in the at least one measuring coil (5, 5A) in order to generate the periodic, in particular sinusoidal measurement signal which can be assigned to the respective tool, in particular via mutual inductance and/or ohmic losses, wherein each of the at least two measuring coils (5, 5A) is assigned one of the at least two electrically conductive and spaced-apart identification elements when the tool is received in the tool holder.
A reabsorbable product for the reconstruction of cartilage and/or bone parts comprising PGA, said product being obtained by mixing with collagen 1 Kg of PGA granules and/or powder corresponding to the standard ASTM F2313-08 Standard IV 25 (dL/g): 1.10-1.20 Tg: 41 °C Tm: 223°C Max H2O: 0.05% and 0.5kg of hydroxylapatite powder, medical grade, with nominal dimension of 20 micrometres.
Nozzle ring for a radial turbine, comprising: - a rotationally symmetrical, disc-shaped main body with a central opening for the leadthrough of a shaft, - guide blades which are arranged in a circumferential direction in a radially outer region of the main body and which are designed to direct exhaust gases onto rotor blades of a turbine wheel, wherein the guide blades extend from the main body in an axial direction, wherein the main body is designed to form in the installed state a heat shield between a bearing space of a bearing housing and a turbine space, wherein a bearing housing side of the main body comprises one or more recesses in order to form in the installed state of the nozzle ring one or more air-filled insulation spaces, wherein the nozzle ring comprises a fastening flange which is arranged in a radially inner region of the main body, and wherein the fastening flange has a contact surface for support on a corresponding contact surface of the bearing housing, and wherein the fastening flange comprises one or more bores which are arranged in a circumferential direction and which serve for receiving one or more fastening means in order to install the nozzle ring on the bearing housing, characterized in that the disc-shaped main body of the nozzle ring extends radially outwards from the central opening up to the radially outer region in which the guide blades are arranged, and in that the radially outer region comprises the recesses, and in that the guide blades are formed integrally with the disc-shaped main body in the region of the recesses. - a rotationally symmetrical, disc-shaped main body with a central opening for the leadthrough of a shaft, - guide blades which are arranged in a circumferential direction in a radially outer region of the main body and which are designed to direct exhaust gases onto rotor blades of a turbine wheel, wherein the guide blades extend from the main body in an axial direction, wherein the main body is designed to form in the installed state a heat shield between a bearing space of a bearing housing and a turbine space, wherein a bearing housing side of the main body comprises one or more recesses in order to form in the installed state of the nozzle ring one or more air-filled insulation spaces, wherein the nozzle ring comprises a fastening flange which is arranged in a radially inner region of the main body, and wherein the fastening flange has a contact surface for support on a corresponding contact surface of the bearing housing, and wherein the fastening flange comprises one or more bores which are arranged in a circumferential direction and which serve for receiving one or more fastening means in order to install the nozzle ring on the bearing housing, characterized in that the disc-shaped main body of the nozzle ring extends radially outwards from the central opening up to the radially outer region in which the guide blades are arranged, and in that the radially outer region comprises the recesses, and in that the guide blades are formed integrally with the disc-shaped main body in the region of the recesses.
Downhole apparatus comprising: a tubular having a retracted configuration and an extended configuration, the tubular comprising: a base pipe; a plurality of inflatable chambers mounted to the base pipe; a drainage layer located externally to the plurality of inflatable chambers; and a weave filter media supported by the drainage layer; and a shroud disposed around the weave, the shroud comprising a slotted sheet including a plurality of slots defining a axial webs and circumferential webs between the slots, wherein, in the retracted configuration of the tubular, an outer surface of the shroud is substantially smooth; characterized in that the slots are sized and spaced such that the axial webs are thinner and weaker than the circumferential webs, further wherein the axial webs and circumferential webs are wider than they are deep; and in the extended configuration of the tubular (10, 200), an outer surface of the shroud is jagged. a tubular having a retracted configuration and an extended configuration, the tubular comprising: a base pipe; a plurality of inflatable chambers mounted to the base pipe; a drainage layer located externally to the plurality of inflatable chambers; and a weave filter media supported by the drainage layer; and a base pipe; a plurality of inflatable chambers mounted to the base pipe; a drainage layer located externally to the plurality of inflatable chambers; and a weave filter media supported by the drainage layer; and a shroud disposed around the weave, the shroud comprising a slotted sheet including a plurality of slots defining a axial webs and circumferential webs between the slots, wherein, in the retracted configuration of the tubular, an outer surface of the shroud is substantially smooth; characterized in that the slots are sized and spaced such that the axial webs are thinner and weaker than the circumferential webs, further wherein the axial webs and circumferential webs are wider than they are deep; and in the extended configuration of the tubular (10, 200), an outer surface of the shroud is jagged.
An air conditioning management system, which manages a plurality of air conditioning units, which each have a unique physical address, using logical addresses, comprising: a local controller (10a, 10b,...) which collects driving information for each of the air conditioning units; and an operating means for each of the air conditioning units with the operating means arranged in the vicinity of each of the air conditioning units, wherein the local controller has a memory section which stores identification information for each of the air conditioning units, an information collecting section which collects the driving information, and an associating section which associates the driving information with the logical addresses, the identification information for each of the air conditioning units has a physical address section which contains the physical address, a real address section which contains a real address which is set from the operating means, and the plurality of air conditioning units include an outdoor unit and an indoor unit which communicate with each other using the physical address; characterized by a temporary address section which contains a temporary address which is able to be arbitrarily set without the operating means, the associating section uses the real address as the logical address in a case where the real address is set and uses the temporary address as the logical address in a case where the real address is not set. a local controller (10a, 10b,...) which collects driving information for each of the air conditioning units; and an operating means for each of the air conditioning units with the operating means arranged in the vicinity of each of the air conditioning units, wherein the local controller has a memory section which stores identification information for each of the air conditioning units, an information collecting section which collects the driving information, and an associating section which associates the driving information with the logical addresses, the identification information for each of the air conditioning units has a physical address section which contains the physical address, a real address section which contains a real address which is set from the operating means, and the plurality of air conditioning units include an outdoor unit and an indoor unit which communicate with each other using the physical address;
Flame case comprising a burner which can be connected to a fuel supply, and at least one reflector arranged laterally in relation to a flame produced by the burner when in operation, with a surface with capacity for reflecting the flame, characterised in that the flame case is provided with a transparent or translucent flame surround, of which the diameter corresponds to a multiple of the flame produced by the burner during an operation of the flame case.
A system for operating a cylinder valve assembly for an internal combustion engine comprising: - a main event motion source configured to provide main event valve motions to the valve assembly, - a main rocker arm operatively connected to the main event motion source, in such a way to assume an active condition at main event and a released condition, - a lost motion assembly operatively associated to the valve assembly, wherein the lost motion assembly includes an outer plunger arranged to receive a main rocker arm action and to transmit such action to the valve assembly through a locking element, wherein the locking element is arranged to assume - a locking condition with a first portion disposed in a corresponding seat of the valve assembly and a second portion disposed in a passing through opening of the outer plunger, - an unlocking condition where the locking element is completely outside the seat of the valve assembly, wherein the outer plunger includes a first duct to convey a hydraulic medium, arranged to pressurize the seat and wherein the lost motion assembly is realized such that sliding force exerted on the locking element by the corresponding seat pressurization exceeds frictions developed between the locking element and the corresponding seat only when the rocker arm is in released condition, wherein the locking element is forced to return in the locking condition by a first spring (IPS, RS) acting directly or indirectly to the locking element, wherein said outer plunger includes a bore to which an inner plunger is associated and charged by said first spring according to a direction transversal to the locking element movement between the locking and unlocking condition and wherein the inner plunger includes a recess to receive the locking element to assume said unlocking condition and wherein said recess is shaped to force the locking element to assume said locking condition when a reciprocal movement of the inner plunger with respect to the outer plunger is caused by said first spring, the system being characterized in that said inner plunger is suitable to be actuated by pressure generated by a second duct suitable to convey the hydraulic medium, such that to push the inner plunger against said first spring and in that, said first duct and said second duct are reciprocally communicating so that, when pressurization happens, the inner plunger lowers compressing the first spring and facing the recess to the locking element, such that the locking member slides in the recess causing the unlocking condition. - a main event motion source configured to provide main event valve motions to the valve assembly, - a main rocker arm operatively connected to the main event motion source, in such a way to assume an active condition at main event and a released condition, - a lost motion assembly operatively associated to the valve assembly, - a locking condition with a first portion disposed in a corresponding seat of the valve assembly and a second portion disposed in a passing through opening of the outer plunger, - an unlocking condition where the locking element is completely outside the seat of the valve assembly,
Power plant comprising a steam turbine with a shaft, a condenser connected downstream of the steam turbine in the direction of steam flow, wherein a first nitrogen line leads into the condenser, characterized in that a vacuum pump is connected downstream of the condenser, a compressed steam system with shaft seals and a compressed steam supply line leading into the shaft seals are provided and a second nitrogen line and a recirculation line branching off from the vacuum pump lead into the compressed steam supply line.
A hair care article comprising: a.) a porous dissolvable solid substrate comprising: i. from about 10% to about 75%, alternatively from about 15% to about 60%, alternatively from about 20% to about 50%, surfactant; ii. from about 10% to about 50%, alternatively from about 15% to about 40%, alternatively from about 20% to about 30%, water-soluble polymer; iii. from about 1% to about 30%, alternatively from about 3% to about 25%, alternatively from about 5% to about 20%, alternatively from about 8% to about 15%, plasticizer; and b.) a surface resident coating comprising from about 10% to about 100% of one or more cationic surfactant conditioner actives; wherein the ratio of the porous dissolvable solid substrate to the surface resident coating is from about 110:1 to about 0.5:1, and wherein the surfactant comprises anionic surfactant, and is selected from the group consisting of - a maximum of 10% anionic surfactant, - non- ionic surfactant, - polymeric surfactant, and - combinations thereof. a.) a porous dissolvable solid substrate comprising: i. from about 10% to about 75%, alternatively from about 15% to about 60%, alternatively from about 20% to about 50%, surfactant; ii. from about 10% to about 50%, alternatively from about 15% to about 40%, alternatively from about 20% to about 30%, water-soluble polymer; iii. from about 1% to about 30%, alternatively from about 3% to about 25%, alternatively from about 5% to about 20%, alternatively from about 8% to about 15%, plasticizer; and i. from about 10% to about 75%, alternatively from about 15% to about 60%, alternatively from about 20% to about 50%, surfactant; ii. from about 10% to about 50%, alternatively from about 15% to about 40%, alternatively from about 20% to about 30%, water-soluble polymer; iii. from about 1% to about 30%, alternatively from about 3% to about 25%, alternatively from about 5% to about 20%, alternatively from about 8% to about 15%, plasticizer; and b.) a surface resident coating comprising from about 10% to about 100% of one or more cationic surfactant conditioner actives; - a maximum of 10% anionic surfactant, - non- ionic surfactant, - polymeric surfactant, and - combinations thereof.
A nose cone configured to be mounted to a hub in a turbo machine, said nose cone comprising: a flange extending radially around a central axis and axially from an apex portion of said nose cone to a base portion of said nose cone, said flange forming an annular hub mating surface at said base portion and having an outer surface defining an air flow path; and a plurality of hub mounting elements comprising: one or more flexible spring flanges disposed around the circumference of said base portion, each of said flexible spring flanges forming a flexible spring flange hub engaging surface parallel to and facing in the same direction as said hub mating surface, and configured to provide a biasing force in the axial direction when mounted to the hub; and one or more bayonet flanges disposed around the circumference of said base portion, each of said bayonet flanges forming a bayonet flange hub engaging surface parallel to and facing in the opposite direction as said hub mating surface. a flange extending radially around a central axis and axially from an apex portion of said nose cone to a base portion of said nose cone, said flange forming an annular hub mating surface at said base portion and having an outer surface defining an air flow path; and a plurality of hub mounting elements comprising: one or more flexible spring flanges disposed around the circumference of said base portion, each of said flexible spring flanges forming a flexible spring flange hub engaging surface parallel to and facing in the same direction as said hub mating surface, and configured to provide a biasing force in the axial direction when mounted to the hub; and one or more bayonet flanges disposed around the circumference of said base portion, each of said bayonet flanges forming a bayonet flange hub engaging surface parallel to and facing in the opposite direction as said hub mating surface. one or more flexible spring flanges disposed around the circumference of said base portion, each of said flexible spring flanges forming a flexible spring flange hub engaging surface parallel to and facing in the same direction as said hub mating surface, and configured to provide a biasing force in the axial direction when mounted to the hub; and one or more bayonet flanges disposed around the circumference of said base portion, each of said bayonet flanges forming a bayonet flange hub engaging surface parallel to and facing in the opposite direction as said hub mating surface.