mhurhangee/patent-ind-claim-en huggingface dataset:
A method for controlling an inverter configured to power supply a motor comprising a stator and a rotor adapted to be driven in rotation relative to the stator when the motor is power supplied, the inverter comprising a plurality of switches suitable for being controlled to open/close in order to regulate the power supply of the motor , each switch having a predetermined time of transition from a closed state to an open state (Toff), and a predetermined time of transition from the open state to the predetermined closed state (Ton), the method comprising the following steps of: - generating a first DC digital signal (S1) having a first voltage level suitable for controlling the closing of a switch, - generating a second DC digital signal (S0) having a second voltage level suitable for controlling the opening of a switch, - generating a third cyclic digital signal (S) alternating between the first voltage level and the second voltage level, suitable for controlling successively the opening and the closing of a switch , - transmitting to each switch one of the digital signals (S, S0, S1), in accordance with a control law based on a position of the rotor relative to the stator; characterized in that : - during a change in the position of the rotor relative to the stator at an instant t0, delaying the execution of the control law corresponding to the new position of the rotor, from the instant t0, as long as said execution would produce a command to open one of the switches during a transition from the open state to the closed state (Ton violation) of the switch , or a command to close one of the switches during a transition from the closed state to the open state (Toff violation) of the switch . - generating a first DC digital signal (S1) having a first voltage level suitable for controlling the closing of a switch, - generating a second DC digital signal (S0) having a second voltage level suitable for controlling the opening of a switch, - generating a third cyclic digital signal (S) alternating between the first voltage level and the second voltage level, suitable for controlling successively the opening and the closing of a switch , - transmitting to each switch one of the digital signals (S, S0, S1), in accordance with a control law based on a position of the rotor relative to the stator; characterized in that : - during a change in the position of the rotor relative to the stator at an instant t0, delaying the execution of the control law corresponding to the new position of the rotor, from the instant t0, as long as said execution would produce a command to open one of the switches during a transition from the open state to the closed state (Ton violation) of the switch , or a command to close one of the switches during a transition from the closed state to the open state (Toff violation) of the switch .
A method for purifying mRNA, comprising steps of: providing a suspension comprising precipitated mRNA; and centrifuging the suspension in a centrifuge comprising a removable porous substrate such that the precipitated mRNA is captured on the removable porous substrate, thereby purifying contaminants from the mRNA, wherein said removable porous substrate is a filter cloth, a filter paper, a screen or a wire mesh, and wherein the speed of said centrifuging is between 1000 RPM and 5000 RPM. providing a suspension comprising precipitated mRNA; and centrifuging the suspension in a centrifuge comprising a removable porous substrate such that the precipitated mRNA is captured on the removable porous substrate, thereby purifying contaminants from the mRNA, wherein said removable porous substrate is a filter cloth, a filter paper, a screen or a wire mesh, and wherein the speed of said centrifuging is between 1000 RPM and 5000 RPM.
Exercise device, constructed for assisting development of the musculature of the human body, particularly the musculature of the two shoulder regions and the regions of the two arms inclusive of the hands, equipped with a belt system, two handgrips , of which one is constructed for gripping by the right hand and the other for gripping by the left hand, wherein each of these handgrips comprises a cable drum , the drum axis of which in the c ase of use - is disposed within the gripping hand and - is oriented substantially perpendicularly to the hand inner surface, and wherein a cable is wound up under bias on each cable drum and each handgrip has an outlet opening for the cable , which extends in the direction of the body of the user, and the outlet opening is inclined towards the body of the user, and of the cable one cable end is led out of the handgrip and is mechanically fixedly connectible with the body, preferably the torso, at a predetermined fastening position by means of the belt system so that for arm movements, which increase the spacings between the handgrips and the fastening positions at the body, unwinding of the cable through overcoming the bias is required and assistance of musculature development thereby takes place, and wherein the outlet opening for the cable at the handgrip is arranged approximately centrally of the height of the ball of the hand and laterally offset with respect to the direction corresponding with the rectilinear prolongation of the direction in which the cable is unwound from the cable drum against bias or wound up again on the cable drum as a consequence of a restoring force. - is disposed within the gripping hand and - is oriented substantially perpendicularly to the hand inner surface, and wherein
Position sensor which operates contactlessly by means of eddy current or inductively and which has a sensor element which is suitable for high temperatures above 125°C and an electronic system which has an electronic control and/or evaluation unit, wherein the sensor element has a substrate having at least one sensor component which is embedded therein in the form of windings of a coil, wherein the electronic system is configured for a temperature range above 125°C and is directly connected to the sensor element , and wherein the electronic system is arranged at a rear side of the substrate and comprises logic modules or has logic modules by means of which oscillator and demodulator circuits are produced.
A method for the manufacture of a tube containing a plastic material, wherein the plastic material is melted in an extruder so that a plastic melt is obtained, wherein the extruder includes a passage , wherein a conveyor is arranged in the passage , wherein the passage has a first end , wherein the plastic material is introduced downstream of the first end into the passage , wherein the plastic material is conveyed through the passage and is converted into a plastic melt, wherein the passage has a second end , wherein the plastic melt is directed through the passage into a forming tool , wherein the tube is produced by means of the forming tool , wherein the tube leaves the passage at the second end , wherein the passage in the forming tool contains a mandrel, so that the plastic melt flows from the passage into an annular passage arranged in the forming tool, wherein the annular passage is arranged around the mandrel, characterized in that the plastic melt is guided through a cooling device , wherein the cooling device contains a cooling element and a mixing element which is arranged in the interior of the passage , wherein the cooling device is arranged upstream of the forming tool , wherein the plastic melt flows around the cooling element and the mixing element , so that the plastic melt is cooled by the cooling element and the plastic melt is mixed by the mixing element , wherein the cooling element is at least partially is arranged within the mixing element and wherein the tube has a wall thickness of at least 20 mm.
A biosensor electrode structure comprising: first and second impedance electrodes that are spaced apart from each other, wherein the first and second impedance electrodes are configured to contact a subject , and a first stimulator configured to provide a first electrical stimulation to the subject through the first and second impedance electrodes; a working electrode configured to penetrate the subject and a second stimulator configured to provide a second electrical stimulation to the subject through the working electrode, the working electrode including an enzyme disposed on at least a partial surface of the working electrode, the enzyme being configured to cause a target material present in the subject to react to change a first electrical response corresponding to the first electrical stimulation applied to the subject to a second electrical response in the subject, different than the first electrical response, when the enzyme is activated by the second electrical stimulation; and wherein first and second impedance electrodes are configured to receive the first electrical response when the enzyme is deactivated and receive the second electrical response from the subject when the enzyme is activated, wherein activation of the enzyme is reversible by stopping the second electrical stimulation. first and second impedance electrodes that are spaced apart from each other, wherein the first and second impedance electrodes are configured to contact a subject , and a first stimulator configured to provide a first electrical stimulation to the subject through the first and second impedance electrodes; a working electrode configured to penetrate the subject and a second stimulator configured to provide a second electrical stimulation to the subject through the working electrode, the working electrode including an enzyme disposed on at least a partial surface of the working electrode, the enzyme being configured to cause a target material present in the subject to react to change a first electrical response corresponding to the first electrical stimulation applied to the subject to a second electrical response in the subject, different than the first electrical response, when the enzyme is activated by the second electrical stimulation; and wherein first and second impedance electrodes are configured to receive the first electrical response when the enzyme is deactivated and receive the second electrical response from the subject when the enzyme is activated, wherein activation of the enzyme is reversible by stopping the second electrical stimulation.
A geophysical survey system comprising: a tow vessel with an onboard data acquisition system, the tow vessel floating at the surface of a body of water; a first sensor streamer that defines a proximal end and a distal end, the first sensor streamer extends behind the tow vessel, and the first sensor streamer submerged in the body of water; a lead-in cable coupled on a first end to the tow vessel , and coupled on a second end to the first sensor streamer ; a first lead vessel coupled to the tow vessel by way of the lead-in cable and a tow cable having a first end coupled directly to the lead vessel and a second end coupled to the proximal end or the distal end of the first sensor streamer , the first lead vessel floating at or near the surface of the body of water, the first lead vessel distinct from the tow vessel , and the first lead vessel coupled to the first sensor streamer by the tow cable ; and a seismic source in the water behind the first lead vessel , the seismic source coupled to the first lead vessel by a source cable that extends from the first lead vessel to the seismic source . a tow vessel with an onboard data acquisition system, the tow vessel floating at the surface of a body of water; a first sensor streamer that defines a proximal end and a distal end, the first sensor streamer extends behind the tow vessel, and the first sensor streamer submerged in the body of water; a lead-in cable coupled on a first end to the tow vessel , and coupled on a second end to the first sensor streamer ; a first lead vessel coupled to the tow vessel by way of the lead-in cable and a tow cable having a first end coupled directly to the lead vessel and a second end coupled to the proximal end or the distal end of the first sensor streamer , the first lead vessel floating at or near the surface of the body of water, the first lead vessel distinct from the tow vessel , and the first lead vessel coupled to the first sensor streamer by the tow cable ; and a seismic source in the water behind the first lead vessel , the seismic source coupled to the first lead vessel by a source cable that extends from the first lead vessel to the seismic source .
A microlubrication system for a machining unit having a rotating spindle , comprising a) a rotary feedthrough , via which compressed air and lubricant can be fed to the rotating spindle of the machining unit in order to combine them in a mixing chamber close to a tool , and b) a metering valve , with which the quantity of the lubricant fed can be metered, c) the rotary feedthrough and/or the metering valve are designed as smart components, characterized in that d) the metering valve has an associated sensor and control unit having a dedicated microprocessor, which can independently detect and evaluate the operating state of the metering valve , and in that e) the sensor and control unit has a circuit, with which the current profile across a magnet coil of the metering valve during opening of the metering valve can be detected, wherein the microprocessor can evaluate said current profile in order to determine a lubricant pressure bearing against the metering valve and/or the viscosity of the lubricant. a) a rotary feedthrough , via which compressed air and lubricant can be fed to the rotating spindle of the machining unit in order to combine them in a mixing chamber close to a tool , and b) a metering valve , with which the quantity of the lubricant fed can be metered, c) the rotary feedthrough and/or the metering valve are designed as smart components, d) the metering valve has an associated sensor and control unit having a dedicated microprocessor, which can independently detect and evaluate the operating state of the metering valve , and in that e) the sensor and control unit has a circuit, with which the current profile across a magnet coil of the metering valve during opening of the metering valve can be detected, wherein the microprocessor can evaluate said current profile in order to determine a lubricant pressure bearing against the metering valve and/or the viscosity of the lubricant.
A single-stage buffer circuit , comprising: a first transistor having a gate terminal and an output terminal, wherein the gate terminal of the first transistor receives an audio signal input; a second transistor having a source terminal, a drain terminal, and a gate terminal, wherein the source terminal of the second transistor is directly coupled to an output of the single-stage buffer circuit, wherein the drain terminal of the second transistor is directly coupled to the output terminal of the first transistor ; a high pass filter network that is directly coupled to the output terminal of the first transistor and to the gate terminal of the second transistor ; wherein the second transistor electrically decouples the first transistor from the output of the single-stage buffer circuit ; wherein the gate terminal of the second transistor is driven by the high-pass filter network , and the high-pass filter network is driven by the first transistor ; and wherein the high-pass filter network includes a capacitor having one terminal directly coupled to the output terminal of the first transistor and another terminal directly coupled to the gate terminal of the second transistor , the high-pass filter network including a resistor with a terminal directly coupled to the gate terminal of the second transistor and another terminal directly coupled to ground. a first transistor having a gate terminal and an output terminal, wherein the gate terminal of the first transistor receives an audio signal input; a second transistor having a source terminal, a drain terminal, and a gate terminal, wherein the source terminal of the second transistor is directly coupled to an output of the single-stage buffer circuit, wherein the drain terminal of the second transistor is directly coupled to the output terminal of the first transistor ; a high pass filter network that is directly coupled to the output terminal of the first transistor and to the gate terminal of the second transistor ; wherein the second transistor electrically decouples the first transistor from the output of the single-stage buffer circuit ; wherein the gate terminal of the second transistor is driven by the high-pass filter network , and the high-pass filter network is driven by the first transistor ; and wherein the high-pass filter network includes a capacitor having one terminal directly coupled to the output terminal of the first transistor and another terminal directly coupled to the gate terminal of the second transistor , the high-pass filter network including a resistor with a terminal directly coupled to the gate terminal of the second transistor and another terminal directly coupled to ground.
An inlet guide vane comprising: a movable vane that has a vane main body and a shaft portion disposed in an end portion of the vane main body ; a frame that has an insertion hole into which the shaft portion is to be inserted; a plurality of bearing portions that are arranged inside the insertion hole at an interval in a direction of a central axis (Cs) of the shaft portion , and that support the shaft portion so as to be rotatable around the central axis (Cs) with respect to the frame ; and a seal portion that is located inside the insertion hole between the plurality of bearing portions in the direction of the central axis (Cs), and that is configured to seal between the insertion hole and the shaft portion , wherein the shaft portion is disposed integrally with a radially outer end portion of the vane main body , characterized in that the seal portion includes a first seal member and a second seal member which are located at an interval in the direction of the central axis (Cs). a movable vane that has a vane main body and a shaft portion disposed in an end portion of the vane main body ; a frame that has an insertion hole into which the shaft portion is to be inserted; a plurality of bearing portions that are arranged inside the insertion hole at an interval in a direction of a central axis (Cs) of the shaft portion , and that support the shaft portion so as to be rotatable around the central axis (Cs) with respect to the frame ; and a seal portion that is located inside the insertion hole between the plurality of bearing portions in the direction of the central axis (Cs), and that is configured to seal between the insertion hole and the shaft portion , wherein the shaft portion is disposed integrally with a radially outer end portion of the vane main body , characterized in that the seal portion includes a first seal member and a second seal member which are located at an interval in the direction of the central axis (Cs).
Use of a lipid-based coating composition for coating a medical device, wherein the coating composition comprises a. Lipid vesicles consisting of i. 85-95 mol% of a phospholipid (A) having a phosphatidylcholine group; ii. 5-12 mol% of a PEGylated phospholipid (B); iii. optionally 0-3 mol% of a lipophilic compound (C) other than lipids (A) and (B); b. 0-5 wt% of a water-soluble additive (D); and c. at least 95 wt% of water, wherein lipid vesicles having a number average size between 50 and 140 nm (measured according to dynamic light scattering) and wherein the lipid vesicle concentration ranges between 0.025 mg/ml and 2 mg/ml, and wherein the mol% of lipids (A), (B) and (C) is calculated relative to the total molar amount of lipids (A)+(B)+(C) in the lipid-based coating composition, wherein the wt% of water-soluble additive (D) is calculated relative to the weight of the total composition, and wherein the medical device is chosen from a contact lens, a catheter and medical implant. a. Lipid vesicles consisting of i. 85-95 mol% of a phospholipid (A) having a phosphatidylcholine group; ii. 5-12 mol% of a PEGylated phospholipid (B); iii. optionally 0-3 mol% of a lipophilic compound (C) other than lipids (A) and (B); i. 85-95 mol% of a phospholipid (A) having a phosphatidylcholine group; ii. 5-12 mol% of a PEGylated phospholipid (B); iii. optionally 0-3 mol% of a lipophilic compound (C) other than lipids (A) and (B); b. 0-5 wt% of a water-soluble additive (D); and c. at least 95 wt% of water, wherein lipid vesicles having a number average size between 50 and 140 nm (measured according to dynamic light scattering) and wherein the lipid vesicle concentration ranges between 0.025 mg/ml and 2 mg/ml, and wherein the mol% of lipids (A), (B) and (C) is calculated relative to the total molar amount of lipids (A)+(B)+(C) in the lipid-based coating composition, wherein the wt% of water-soluble additive (D) is calculated relative to the weight of the total composition, and wherein the medical device is chosen from a contact lens, a catheter and medical implant.
A smart trash receptacle comprising a bagging mechanism disposed within a body of the trash receptacle , wherein a first fixed edge of the bagging mechanism and a second fixed edge of the bagging mechanism intersecting the first fixed edge are provided at tops of internal surfaces of the body of the trash receptacle ; the bagging mechanism comprises a first pressing bar , which is able to slide along the second fixed edge to gather the open end of the trash bag onto the first fixed edge, and a second pressing bar , which is able to slide along the first fixed edge to gather the open end of the trash bag onto the second fixed edge, the first pressing bar and the second pressing bar being further able to work together to gather the trash bag to the intersection of the first fixed edge and the second fixed edge, in the vicinity of which, a heat fusing device is disposed for heat fusing and sealing the trash bag; and the bagging mechanism further comprises driving means for driving the first pressing bar and the second pressing bar to move.
An assembly for a drug delivery device, the assembly comprising at least one feedback feature being configured to indicate an end of a dispense operation to a user by giving an audible and/or tactile feedback and comprising an enhancement feature being configured to enhance the feedback of the feedback feature , characterised in that the at least one feedback feature comprises at least one snap feature which is configured to snap through when it is compressed above a certain load,thereby giving a feedback to a user, and wherein the feedback feature comprises the shape of a dome or the shape of an arched disc.