mhurhangee/ep-ind-claims huggingface dataset:
An integrated pressure compensating heat exchanger comprising: an inlet configured to input an internal fluid; a first conductive bellows configured to accept the internal fluid from the inlet, configured to transfer heat between the internal fluid and an external fluid, and configured to compensate for a pressure by compressing in length, the first conductive bellows being connected to the inlet; an outlet configured to accept the internal fluid from the first and second conductive bellows and to output the internal fluid; the heat exchanger being characterised in that it further comprises a first U-shaped adaptor communicatively located between the first conductive bellows and the second conductive bellows; and a second conductive bellows configured to accept the internal fluid from the inlet, configured to transfer heat between the internal fluid and an external fluid, and configured to compensate for a pressure by compressing in length and being communicatively located between the first U-shaped adaptor and the outlet, wherein the integrated pressure compensating heat exchanger is configured such that the internal fluid flows sequentially through the inlet, the first conductive bellows, the first U-shaped adaptor, the second conductive bellows, and the outlet. an inlet configured to input an internal fluid; a first conductive bellows configured to accept the internal fluid from the inlet, configured to transfer heat between the internal fluid and an external fluid, and configured to compensate for a pressure by compressing in length, the first conductive bellows being connected to the inlet; an outlet configured to accept the internal fluid from the first and second conductive bellows and to output the internal fluid; the heat exchanger being characterised in that it further comprises a first U-shaped adaptor communicatively located between the first conductive bellows and the second conductive bellows; and a second conductive bellows configured to accept the internal fluid from the inlet, configured to transfer heat between the internal fluid and an external fluid, and configured to compensate for a pressure by compressing in length and being communicatively located between the first U-shaped adaptor and the outlet, wherein the integrated pressure compensating heat exchanger is configured such that the internal fluid flows sequentially through the inlet, the first conductive bellows, the first U-shaped adaptor, the second conductive bellows, and the outlet.
Telescopic table frame for carrying a table top (4, 12) of a table at a working height that is configured for fixing table feet, wherein the telescopic table frame is configured adjustable longitudinally and comprises longitudinal profiles (14, 16) among which at least one first receptacle profile is configured for receiving so as to be longitudinally displaceable at least one further insertion profile (26, 28) adjustable into the receptacle profile, wherein the telescopic table frame can be built in a modular way out of at least two longitudinal profiles (14, 16) spaced from one another and of at least two cross bars configured as head profiles (18, 20) and characterized in that it comprises fixing means for fixing the table frame to the underside of the table top (4, 12) that are configured to simultaneously realize, apart from this fixing, a position fixing of both longitudinal profiles (14, 16) in the desired nominal position, that there are two longitudinal profiles (14, 16) that are connected between their ends to mounting plates (22, 24) for mounting the table feet, wherein the head profiles (18, 20) are configured as angle profiles with clamping slots in the vicinity and parallel to the edges of the angle profiles, wherein the mounting plates are not flush with the upper sides of the longitudinal profiles but project by being offset downwards and outside over the ends of the longitudinal profiles and their projecting edges can be inserted into the clamping slots in the head profiles, wherein the vertical legs of the angle profiles widen towards the middle.
A method for qualitatively and quantitatively analyzing aldehyde or ketone, comprising the steps of: (i) injecting a sample of aldehyde or ketone into a cartridge containing 2,4-dinitrophenylhydrazine (2,4-DNPH) to obtain a 2,4-dinitrophenylhydrazone derivative; (ii) extracting 2,4-dinitrophenylhydrazone derivative from the step (i) with a solvent; and (iii) analyzing extract from the step (ii) by thin layer chromatography, wherein the extract in the step (iii) is used in TLC in an amount of 0.3 to 0.7 μL, and a mixed solvent of ethyl acetate and hexane (Hex) of EA:Hex = 1:8 to 1:12 is used as the developing solvent of TLC in the step (iii). (i) injecting a sample of aldehyde or ketone into a cartridge containing 2,4-dinitrophenylhydrazine (2,4-DNPH) to obtain a 2,4-dinitrophenylhydrazone derivative; (ii) extracting 2,4-dinitrophenylhydrazone derivative from the step (i) with a solvent; and (iii) analyzing extract from the step (ii) by thin layer chromatography,
A device for placing a packet series (R, R 1, R 2, R 3, R 4) comprised of at least one packet R onto a pallet, with a packet series forming line for forming a packet series (R, R 1, R 2, R 3, R 4) and with a transfer station, wherein the packet series (R, R 1, R 2, R 3, R 4) can be transferred from the packet series forming line to the transfer station, wherein the transfer station exhibits at least one conveying means for transporting at least one packet series (R, R 1, R 2, R 3, R 4), wherein a movable pallet wagon with a receptacle for a pallet to be loaded is situated underneath the transfer station, and wherein the packet series (R, R 1, R 2, R 3, R 4) can be placed on a pallet held in the receptacle from the transfer station, and wherein the pallet wagon can be moved synchronously with the packet series (R, R 1, R 2, R 3, R 4) to be transferred from the conveying means to the pallet and parallel or essentially parallel to the conveying direction of the packet series (R, R 1, R 2, R 3, R 4) in the transfer station, characterized in that the transfer station can be moved in a vertical direction.
A welding head comprising a welding element for welding a lid to an opening device of a container and a compensating device operable for compensating a misalignment between the welding element and the lid, thereby centering the welding element relative to the lid, characterized in that the compensating device is configured to allow the welding element to slide in a plane that, in use, is arranged transversely, in particular perpendicularly, to an axis of the lid.
Suspension and traction system for vehicles equipped with a frame and a propulsive element, which by rolling on the ground is adapted to move the vehicle relative to the ground, comprising: - a rotary electric motor comprising two rotors (14, 16) which are rotatable with respect to a stator fixed on the frame, characterized in that the two rotors (14, 16) are independently controllable from one another, and in that the system further comprises - two epicycloidal mechanisms (20, 30) each comprising a central solar gear (24, 34), meshing with satellite gears (26, 36), meshing in turn with an outer ring gear (28, 38); wherein in each epicycloidal mechanism one among the solar gear (24, 34) and the satellite gears (26, 36) is coupled, respectively, to a rotor (14, 16) and the other among the solar gear (24, 34) and the satellite gears (26, 36) is connected/connectable to the propulsive element to impart to it equiverse angular torque to propel the vehicle on the ground, and the two outer ring gears (28, 38) are independently movable to rotate about the respective solar gear (24, 34) and rigidly connected substantially to a same point outside the epicycloidal mechanisms, wherein on said point a thrust, determined by the coordinated angular displacement of the ring gears (28, 38) about the solar gears (24, 34), can be imparted, so that said thrust can be discharged on the frame and/or an axle of the propulsive element.resulting in a position or level adjustment of said point, and therefore of the frame with respect to the propulsive element. - a rotary electric motor comprising two rotors (14, 16) which are rotatable with respect to a stator fixed on the frame, the two rotors (14, 16) are independently controllable from one another, and in that the system further comprises - two epicycloidal mechanisms (20, 30) each comprising a central solar gear (24, 34), meshing with satellite gears (26, 36), meshing in turn with an outer ring gear (28, 38); - two epicycloidal mechanisms (20, 30) each comprising a central solar gear (24, 34), meshing with satellite gears (26, 36), meshing in turn with an outer ring gear (28, 38); wherein in each epicycloidal mechanism one among the solar gear (24, 34) and the satellite gears (26, 36) is coupled, respectively, to a rotor (14, 16) and the other among the solar gear (24, 34) and the satellite gears (26, 36) is connected/connectable to the propulsive element to impart to it equiverse angular torque to propel the vehicle on the ground, and the two outer ring gears (28, 38) are independently movable to rotate about the respective solar gear (24, 34) and rigidly connected substantially to a same point outside the epicycloidal mechanisms, wherein on said point a thrust, determined by the coordinated angular displacement of the ring gears (28, 38) about the solar gears (24, 34), can be imparted, so that said thrust can be discharged on the frame and/or an axle of the propulsive element.resulting in a position or level adjustment of said point, and therefore of the frame with respect to the propulsive element.
A labelling machine for applying tubular labels to respective articles, said machine comprising: - a conveying device movable along a given path and having a plurality of units for receiving and retaining respective articles to be labelled, and - feeding means for feeding a label to each unit; wherein each unit comprises: - forming means for bending each label in a tubular configuration with an axis of said forming means transversal to said path and with opposite edges, parallel to said axis, which are overlapped one another, and - a plurality of welding devices arranged on said conveying device for welding said overlapped edges of said label; wherein each welding device comprises: - an electrically heatable sealing element having, in a direction parallel to said axis, a striplike working surface having a height at least equal to the height of the overlapped edges of the respective label to be welded, and is connected with electrical power supplying means, and - actuator means for displacing said sealing element to and from the overlapped edges of said respective label along a direction transversal to said path and said axis; characterized in that said electrical power supplying means are selectively connectable to said respective sealing element and controlled for heating the respective sealing element along a given portion of said path and for cooling it along a subsequent portion of the path, and comprise transformer means connected to an electrical power source and controlled for generating current pulses to heat the sealing element in impulse mode, and in that said transformer means comprise a number of transformers, each of which is connected to a plurality of respective sealing elements through respective switch elements. - a conveying device movable along a given path and having a plurality of units for receiving and retaining respective articles to be labelled, and - feeding means for feeding a label to each unit; - forming means for bending each label in a tubular configuration with an axis of said forming means transversal to said path and with opposite edges, parallel to said axis, which are overlapped one another, and - a plurality of welding devices arranged on said conveying device for welding said overlapped edges of said label; - an electrically heatable sealing element having, in a direction parallel to said axis, a striplike working surface having a height at least equal to the height of the overlapped edges of the respective label to be welded, and is connected with electrical power supplying means, and - actuator means for displacing said sealing element to and from the overlapped edges of said respective label along a direction transversal to said path and said axis;
Method to measure thermo-optical characteristics of fluorescently marked particles in a solution comprising the steps of: (a) providing a sample solution with fluorescently marked particles in a solution within a measurement chamber; (b) providing a temperature control system for creating a spatial temperature gradient within said sample solution in the measurement chamber by contact heating, electrical heating and/or cooling, wherein the spatial temperature gradient is created on millimeter or micrometer scale; (c) exciting fluorescence of said fluorescently marked particles and detecting fluorescence of the fluorescently marked particles at a first time; (d) creating a spatial temperature gradient within the sample solution in said measurement chamber by means of the temperature control system; (e) exciting fluorescence and detecting fluorescence of the fluorescently marked particles in the sample solution at a, preferably predetermined, second time, or at a, preferably predetermined, second time and at a predetermined location within the spatial temperature gradient, and (f) characterizing the fluorescently marked particles based on said two detections, wherein, in step (a), the measurement chamber is oriented in a defined angle to the direction of gravitation in such a way, that thermal convection is minimized, and/or wherein, in step (b), the spatial temperature gradient is created parallel to the direction of gravitation within said sample solution in the measurement chamber, the side of the measurement chamber with the greater temperature is the upper side to prevent thermal convection. (a) providing a sample solution with fluorescently marked particles in a solution within a measurement chamber; (b) providing a temperature control system for creating a spatial temperature gradient within said sample solution in the measurement chamber by contact heating, electrical heating and/or cooling, wherein the spatial temperature gradient is created on millimeter or micrometer scale; (c) exciting fluorescence of said fluorescently marked particles and detecting fluorescence of the fluorescently marked particles at a first time; (d) creating a spatial temperature gradient within the sample solution in said measurement chamber by means of the temperature control system; (e) exciting fluorescence and detecting fluorescence of the fluorescently marked particles in the sample solution at a, preferably predetermined, second time, or at a, preferably predetermined, second time and at a predetermined location within the spatial temperature gradient, and (f) characterizing the fluorescently marked particles based on said two detections, wherein, in step (a), the measurement chamber is oriented in a defined angle to the direction of gravitation in such a way, that thermal convection is minimized, and/or wherein, in step (b), the spatial temperature gradient is created parallel to the direction of gravitation within said sample solution in the measurement chamber, the side of the measurement chamber with the greater temperature is the upper side to prevent thermal convection.
A charger, comprising a power conversion circuit, a charging interface, and an overcurrent protection circuit, wherein the power conversion circuit comprises a transformer and a rectifier, an alternating current is input from a primary side of the transformer, and is induced to a secondary side of the transformer by the primary side of the transformer, and a direct current is output from the secondary side of the transformer after the alternating current is rectified by the rectifier; the charging interface comprises a power cable (Vbus), a ground cable, and a signal cable, wherein a positive electrode of the rectifier is connected to the power cable (Vbus), and a negative electrode of the rectifier is connected to the ground cable; the overcurrent protection circuit comprises an overcurrent detection circuit and a pulse width modulation, PWM, control chip, wherein the overcurrent detection circuit is configured to: in a case in which it is detected that a current of the secondary side of the transformer is greater than or equal to a first current threshold that is preset, enable the PWM control chip to control the primary side of the transformer to stop inducing the alternating current to the secondary side of the transformer, wherein the first current threshold is greater than a rated output current value of the charger; and the charger further comprises a resistor and a switch device, wherein a first end of the resistor is connected to the power cable (Vbus), and a second end of the resistor is connected to the signal cable; a first end of the switch device is connected to the signal cable, a second end of the switch device is connected to the power cable (Vbus), a third end of the switch device is connected to the ground cable, and in a case in which a difference obtained by subtracting a voltage of the first end of the switch device from a voltage of the second end of the switch device is greater than or equal to a preset first voltage threshold, the second end of the switch device and the third end of the switch device are connected; and in a process in which the charger charges a terminal device, in a case in which the difference obtained by subtracting the voltage of the first end of the switch device from the voltage of the second end of the switch device is greater than or equal to the first voltage threshold, the second end of the switch device and the third end of the switch device are connected, so that the power cable (Vbus) and the ground cable are connected; the current, detected by the overcurrent detection circuit, of the secondary side of the transformer is greater than or equal to the first current threshold, so that the PWM control chip controls the primary side of the transformer to stop inducing the alternating current to the secondary side of the transformer, wherein the first voltage threshold is greater than 0 V and is less than an output voltage value of the power cable (Vbus).
An annular secondary seal gasket (65, 101) for a mechanical seal, said gasket (65, 101) having inner and outer circumferential surfaces extending circumferentially about a center gasket axis, and further having opposite end faces which extend radially and face in opposite axial directions, characterised in that said gasket (65, 101) comprises a one-piece L-shaped gasket section formed of first ribbon made of a flexible seal material, and an overwrap gasket section formed of second ribbon made of a flexible seal material, said L-shaped gasket section having a cross-section defined by an axial ribbon section and a radial ribbon section extending radially from said axial ribbon section as one piece wherein said radial ribbon section and said axial ribbon section define a joint-free corner therebetween, said overwrap gasket section comprising a plurality of wraps of said second ribbon which are wrapped circumferentially in multiple layers to define radially facing inner and outer circumferential surfaces, said axial ribbon section 1 of said L-shaped gasket section being disposed in contacting, radially-facing relation with one of said circumferential surfaces of said overwrap gasket section wherein said radial ribbon section of said L-shaped gasket section covers an end edge region of said overwrap gasket section to prevent leakage of fluid between said layers of said overwrap gasket section.
A method of detecting a measurement position of a resonance sensor, the resonance sensor comprising a measurement stylus having a tip end, vibrating means adapted to resonant-vibrate the measurement stylus along its longitudinal direction and detecting means adapted to detect the resonance of the measurement stylus and output a corresponding output signal, wherein contact between the tip end of the measuring stylus and a measurement object is sensed by resonant-vibrating the measuring stylus along its longitudinal direction, and capturing a change in the output signal from the detecting means, comprising steps of: obtaining a characteristic curve showing a relationship between a distance between the measuring stylus and the measurement object, and a ratio of the amplitude of the output signal relative to the amplitude of the output signal when the measurement stylus is not in contact with the measurement object, at a measurement point of the measurement object, and estimating a change start position of the output signal corresponding to a contact start position of the tip end of the measuring element with respect to the measurement object from the characteristic curve, and detecting the estimated change start position as a measurement position, wherein, in a measurement by scanning, the change start position of the output signal is estimated based on data of an amplitude of the output signal of a noncontact region which are previously obtained, and data of a slope of the characteristic curve of a contact region which are obtained in the measurement by scanning. obtaining a characteristic curve showing a relationship between a distance between the measuring stylus and the measurement object, and a ratio of the amplitude of the output signal relative to the amplitude of the output signal when the measurement stylus is not in contact with the measurement object, at a measurement point of the measurement object, and estimating a change start position of the output signal corresponding to a contact start position of the tip end of the measuring element with respect to the measurement object from the characteristic curve, and detecting the estimated change start position as a measurement position, wherein, in a measurement by scanning, the change start position of the output signal is estimated based on data of an amplitude of the output signal of a noncontact region which are previously obtained, and data of a slope of the characteristic curve of a contact region which are obtained in the measurement by scanning.