baber/WOPTO huggingface dataset:
Patent RU-2747776-C1 (RU)
Title: Voltage converter
Inventor: Gamenyuk Yurij Yurevich
IPC: H02M3/335
Filed: 2020-09-21
Granted: 2021-05-14
Abstract: FIELD: converting tech. 
     SUBSTANCE: invention relates to the field of converting technology and can be used to power various types of loads, including voltage inverters of DC and AC drives, mainly when powered from a low-voltage source. The main area of application of the device is AC and DC electric drives on moving objects. The technical result is to increase the reliability and expand the functionality of the voltage converter. For this, the claimed voltage converter contains two bridge voltage inverters, two transformers, two rectifiers, a control unit, according to the declared solution additionally introduced with the appropriate connections are: an inclusion unit, an input filter, a voltage sensor, a temperature sensor, a resistor and a drain circuit key, two current sensors, output filter, blower unit, control unit is configured to implement the function of the current and voltage regulator of the converter stages and the algorithm for testing the initial state of the device, while each series-connected corresponding current sensor, bridge voltage inverter, transformer and rectifier form a converter stage, and the number of converter stages included in the voltage converter is determined by the required output power of the voltage converter. In addition, the control unit consists of a key control driver, an amplifier, a sensor signal processing circuit and a control circuit, wherein the first output of the control circuit is connected to the input of the key control driver, the second output is connected to the amplifier input, the first input is connected to the output of the sensor signal processing circuit, and the second input with the "In" converter control terminal. 
     EFFECT: reliability increased, functionality of a voltage converter expanded. 
     1 cl, 2 dwg
Patent RU-2757683-C1 (RU)
Title: Method for determining the state of estrus of an agricultural animal
Inventor: Loshchilov Anton Gennnadevich
IPC: A01K11/00
Filed: 2020-09-22
Granted: 2021-10-20
Abstract: FIELD: animal husbandry.  
     SUBSTANCE: invention relates to the field of animal husbandry, namely to systems for automatically tracking the behavior of individual animals in a herd to identify the most favorable time for their fertilization, mainly artificial. The method for determining the state of estrus of an agricultural animal is characterized by the fact that the animal carries a motor activity sensor containing a transceiver for communication with the information processing center. The method includes stages at which the motor activity of each individual of an agricultural animal in the herd is recorded over time, animals with increased motor activity are isolated compared to the recorded activity for previous periods, the radar method determines the mutual proximity of the selected animals for a certain period by analyzing the attenuation or delay of signals propagating between transceivers installed on animals. Based on the results of the assessment of the mutual proximity and motor activity of animals, a decision is made on the state of estrus of these animals.  
     EFFECT: invention provides high reliability of determining the state of estrus of an animal under various conditions of its maintenance, both indoors and in conditions of free grazing.  
     1 cl, 3 dwg
Patent RU-2761446-C1 (RU)
Inventor: K&Auml
IPC: H04L45/02
Filed: 2019-04-18
Granted: 2021-12-08
Abstract: FIELD: communication.  
     SUBSTANCE: invention relates to the field of communication. Group network devices are used to automatically perform network configuration for multiple network devices, regardless of whether the members of the group network are connected to the same physical LAN or to different geographically separated physical LANs, the group network allows members of the group network to communicate with each other and interact with each other using their own protocols, the group network supports different types of transmission channels and/or different transmission protocols defined by the transmission channels.  
     EFFECT: creating group networks between network devices that simplify interaction between them by calculating the configuration of the network address or subnet of the Internet Protocol (IP) based on the total number of network devices found in all physical segments of their local network belonging to a given group network, assigning IP addresses, subnet masks and gateway to network devices based on the calculated configuration of IP network addresses or subnet and configuring network devices using their assigned IP addresses, subnet masks and gateway.  
     26 cl, 7 dwg
Patent RU-2746329-C1 (RU)
Title: Wellhead sealing device in case of polished rod breakage
Inventor: Rizatdinov Rinat Faritovich
IPC: E21B34/02
Filed: 2020-10-29
Granted: 2021-04-12
Abstract: FIELD: oil industry.  
     SUBSTANCE: invention relates to the oil industry, in particular to locking devices used in oil extraction by sucker rod pumps. The proposed device for sealing the wellhead in the event of a polished rod breakage comprises a body, a spring-loaded movable locking plate, located perpendicular to the axis of the polished rod, which can be moved under the action of a spring into a seat. In this case, the locking plate is made in the form of a polyamide disk with a thickness of 2-3 mm and is rigidly connected to the rotary spring and is placed perpendicular to the body axis. The body is made in the form of an inverted cylindrical nozzle with an axial channel for a polished pump rod, with a variable outer diameter, the lower of which of a larger diameter is made with the possibility of rigid connection with the upper cover of the wellhead gland with a self-aligning head. On the upper part, a radial cut is made along the perimeter, which provides the placement and entrance of the movable lock plate and passes into a seat made on the inner surface of the cylindrical body in the form of an annular groove, which provides an abutment in the working position during the lateral movement of the movable lock plate under the action of a rotary spring. The rotary spring is rigidly fixed on the protruding end of the lower part of the housing and is located at the beginning of the radial cutout. Below the seat and the radial cutout inside the body there is a cuff in the form of a disc with a longitudinal hole in the center, coaxial with the hole of the body and a wellhead gland with a self-aligning head, and the density of the cuff material is less than the density of the produced fluid. 
     EFFECT: invention makes it possible to simplify the design of the device and increase the reliability of overlapping the axial channel when the polished rod breaks during the operation of the pumping unit.  
     1 cl, 5 dwg
Patent RU-2763459-C1 (RU)
Title: Integrated circuits for analysis of biological systems
Inventor: DREYER STEPHEN F
IPC: G01N27/27
Filed: 2019-05-23
Granted: 2021-12-29
Abstract: FIELD: measuring equipment. 
     SUBSTANCE: invention relates to integrated circuits for detecting biological molecules and can be used to determine a polynucleotide sequence using a matrix of elements. The integrated circuit for analysis of biological systems comprises a matrix of elements, containing multiple measuring elements, wherein each of the multiple measuring elements comprises a sensor circuit configured to measure the impedance of the biological tested sample, wherein the sensor circuit comprises multiple inputs and an output; a string access logic circuit functionally connected with the input of each of the multiple measuring elements and configured to select rows of the matrix of elements; an element recording logical circuit functionally connected with the input of another of the multiple measuring elements; an analogue multiplexer functionally connected with the output of each of the multiple measuring elements; a column amplifier circuit functionally connected with the analogue multiplexer; an analogue-to-digital converter functionally connected with the column amplifier; a multiplexer/FIFO buffer functionally connected with the analogue-to-digital converter; and an external interface functionally connected with the multiplexer/FIFO buffer. 
     EFFECT: increase in the accuracy, sensitivity and speed of measurement. 
     22 cl, 2 dwg
Patent RU-2760350-C1 (RU)
Title: Mobile boring and surfacing machine
Inventor: Luppov Aleksandr Valerevich
IPC: B23K9/04
Filed: 2021-02-15
Granted: 2021-11-24
Abstract: FIELD: specialized boring machines. 
     SUBSTANCE: invention relates to specialized boring machines for the restoration or repair of products by surfacing metal on the inner surface of their holes with further boring. The machine contains a housing in which a longitudinal feed drive and a rotation drive are mounted. Drives for longitudinal feed and rotation are made in the form of worm gearboxes and consist of hollow drive shafts with worm wheels connected by gears with worm shafts connected to the rotor shafts of rotary motion motors. A lead screw is fixed on the drive shaft of the longitudinal feed drive by means of a collet clamp. The drive shaft of the rotation drive is equipped with a removable key made with the possibility of its alignment with the longitudinal splined groove of the boring bar made with the possibility of installation inside the drive shaft of the rotation drive. A nut connected to a longitudinal feed carriage is screwed onto the machine lead screw. A hole is made in the carriage, coaxial to the drive shaft of the rotation drive, in which rotating collet clamps are installed on bearings, with the possibility of attaching a boring bar to them. 
     EFFECT: processing accuracy is increased. 
     6 cl, 5 dwg
Patent RU-2765411-C1 (RU)
Title: Device for detecting the positions of the internal drive of the gearbox
Inventor: GAILLIARD FABIEN
IPC: F16H63/30
Filed: 2019-06-04
Granted: 2022-01-28
Abstract: FIELD: mechanical engineering.  
     SUBSTANCE: invention relates to gearboxes. The device for detecting the positions of the internal drive of the gearbox with parallel shafts contains a rotating selection body, on which there is a movable target interacting with a fixed sensor on the box to detect the selection position of the rotating body among three different angular selection positions. The sensor contains a piston moving under the action of the pushing force of the target by a linear retraction stroke, on which several adjacent sections corresponding to successive angular positions of the selection of the rotating body are identified. The stroke of the piston between its extended and retracted position contains three sections corresponding to the first gear line selection position, the neutral position in the absence of a gear line selection and the second gear line selection position.  
     EFFECT: accuracy and reliability of detection increases.  
     9 cl, 3 dwg
Patent RU-2764942-C1 (RU)
Title: Method for increasing the reliability of the check valve
Inventor: Danilenko Sergei Aleksandrovich
IPC: F16K15/04
Filed: 2021-08-12
Granted: 2022-01-24
Abstract: FIELD: mechanical engineering.SUBSTANCE: invention relates to hydraulic safety devices, namely, to improving the reliability of devices designed to prevent the flow of liquid from a high-pressure cavity to a low-pressure cavity during fast-flowing processes. The locking element in the form of a ball is made of a solid material, after which a layer of elastic material is applied to its surface. The support surfaces are spherical with a diameter at least 10% larger than the diameter of the locking element in the form of a ball. The edges of the holes in the fittings, coupled with the support surfaces, are rounded.EFFECT: invention is aimed at improving the reliability of the check valve.1 cl, 3 dwg
Patent RU-2766017-C1 (RU)
Title: Power supply system for asynchronous electric motors of diesel engine cooling fans and traction engines of diesel locomotive
Inventor: Palichev Andrej Mikhajlovich
IPC: B61C5/00
Filed: 2021-09-13
Granted: 2022-02-07
Abstract: FIELD: transportation. 
     SUBSTANCE: invention relates to power supply to auxiliary equipment of vehicles. Power supply system of asynchronous electric motors of diesel engine cooling fans and traction engines of diesel locomotive contains traction generator, auxiliary generator, asynchronous AC motors of the diesel engine cooling fan and the diesel locomotive traction engine cooling fan, the programmable microprocessor connected to the temperature sensors recording the temperature in the diesel engine and the diesel locomotive traction engine, with current regulators, power three-phase uncontrolled voltage rectifier and two inverter converters. At that, system microprocessor stores information on limits of thermal modes in diesel engine and in traction engine, on limits of voltage norm on excitation windings of generators and on limits of norm of voltage converted by inverter converters for supply of asynchronous motors of diesel engine cooling fans and traction motors. Note here that microprocessor controls and corrects voltages at excitation windings of system generators, as well as voltages feeding asynchronous motors of diesel engine cooling fans and diesel locomotive traction motor. 
     EFFECT: improvement of efficiency of cooling of diesel engine and traction engines of diesel locomotive. 
     1 cl, 1 dwg
Patent RU-2770872-C1 (RU)
Inventor: DANEJKUL SERGEJ GENNADEVICH
IPC: B63C11/00
Filed: 2021-09-13
Granted: 2022-04-22
Abstract: Изобретение относится к области водолазной техники, а именно к средствам обеспечения водолазных работ, в частности к устройствам кондиционирования газовой среды водолазных барокамер, и может применяться как в отдельных барокамерах, так и в составе мобильных и стационарных водолазных комплексах. Устройство кондиционирования водолазных барокамер состоит из вентилятора, радиатора, подогревателя, арматуры и трубопроводов. Радиатор выполнен на основе пластины термоэлектрических элементов Пельтье, продольно расположенной внутри герметичного корпуса и делящей этот корпус на две части: воздушную и водяную. Воздушная часть радиатора с одного торца соединена с вентилятором, а с другого - трубопроводами через трехходовой клапан и запорный клапан с барокамерой, а также через трехходовой клапан с подогревателем, который соединен через невозвратно-запорный клапан и запорный клапан с барокамерой, которая соединена через трубопровод с запорным клапаном с вентилятором. В одной половине корпуса параллельно пластине термоэлектрических элементов Пельтье и в непосредственном контакте с ней расположена металлическая пластина с ребрами охлаждения, а в другой - аналогичная пластина с ребрами нагревания, направляющими поток воды. Половина корпуса соединена трубопроводами с подогревателем и с источником холодной воды, а все устройство расположено снаружи барокамеры. Достигается повышение безопасности и комфортабельности при эксплуатации устройства кондиционирования водолазных барокамер. 2 ил.
Patent DE-2009526-C2 (DE)
Title: Pressure vessel safety device - has upstream clamping ring with annular flange narrower than bursting disc edge
IPC: F16K17/16
Filed: 1970-02-28
Granted: 1983-05-26
Abstract: The safety device for a pressure vessel comprises a bursting disc with a central portion convex towards the vessel, joined by a curved portion to a flat annular edge. The latter is clamped between support rings on the upstream and downstream sides so that the convex portion protrudes into the upstream ring. The upstream ring (30) has an annular clamping flange (42) towards the disc edge (38), whose width in the radial direction is appreciably less than that of this edge. The flange can have an inclined surface extending away from the convex portion (24).PS.
Patent DE-2218285-C2 (DE)
Title: Mains synchronised electronic switching circuit - is for e.g. lighting device, combines switch signal with output of zero transition detector
IPC: H03K17/96
Filed: 1972-04-15
Granted: 1982-06-03
Abstract: The switching circuit for an AC load circuit uses an AND-gate receiving the output of a zero transition detector in conjunction with the output of a storage stage coupled to a touch-control switch. The output of the AND-gate controls a power stage for switching the AC load circuit. Pref. the zero transition detector uses a pair of similar transistors in common collector configuration with their bases coupled to respective supply terminals directly and via a voltage divider. The switching circuit can be used for a lighting device and prevents flicker.PS.
Patent DE-3036616-C2 (DE)
IPC: H02M3/335
Filed: 1980-09-29
Granted: 1987-12-03
Abstract: 1. An arrangement having a regulating device for regulating an electric voltage to a constant value with the assistance of a regulator (5) where the voltage (U1) to be maintained constant is fed via a regulated circuit (1) to a load (18) and at least one further circuit (2) is provided coupled to the regulated circuit (1) and to which a further load (27) is connected, where the control element (31) controlled by the regulator (5) is connected in series with all the circuits, where, in the further circuit (2) or one of the further circuits, in order to delimit the variation range of the voltage (U2) supplied to the further load (27) via the further circuit (2), a device is provided to form a mixed value from the output values (U1, U2) of the regulated circuit (1) and at least one further circuit (2), and the mixed value formed by this device is fed to the actual value input (51) of the regulator (5) where the device which serves to form a mixed value contains one voltage divider (15, 16, 25, 26) in respect of each supplied output voltage (U1, U2), and where the voltage dividers possess a common base (7, 7') and are connected to one another at their tappings, and where the voltage between the connection of the tappings and the common base (7, 7') is fed to the actual value input (51) of the regulator (5), characterised in that the output voltages (U1, U2) possess the opposite polarity to one another relative to the zero potential connected to a unipolar connection of the circuits, and that the common base (7, 7') is connected to the voltage carrying side of the output of the regulated circuit (1).
Patent DE-3038246-C2 (DE)
IPC: H02M7/757
Filed: 1980-10-10
Granted: 1988-04-07
Abstract: 1. Method for producing dynamic firing angle conformity in commutated converters comprising gate trigger control devices in which, from the comparison of a control signal with periodic auxiliary voltages, short gate pulses are generated which, as main pulses, trigger the respective associated thyristors and, as after pulses, simultaneously trigger the respective cyclically preceding thyristors, characterised in that the forming or passing on of the afterpulses is blocked whenever simultaneously more than one main pulse is formed.
Patent DE-3104982-C2 (DE)
Title: Sicherungsvorrichtung für Pistolen
IPC: F41A17/72
Filed: 1981-02-12
Granted: 1984-05-30
Abstract: Für Pistolen mit Hahnschlagmechanismus ist eine Sicherungsvorrichtung vorgesehen, wobei der Hahnschlagmechanismus den auf den Zündstift (13) wirkenden Hahn (4), eine Hahnfeder (10) und einen Fanghebel (3) für den Hahn (4) umfaßt. Um einerseits eine volle Sicherheit gegen ungewollte Schußabgabe, andererseits eine einfache Konstruktion ohne zusätzliche Teile zu erreichen, weist der Fanghebel (3) zwei Sperrflächen (15, 16) auf. Bei entspanntem Hahn (4) stützt die eine Sperrfläche (16) den Zündstift (13) und die andere Sperrfläche (15) den Hahn (4) in Beaufschlagungsrichtung ab.
Patent DE-3112874-C2 (DE)
Title: Verfahren zur Signalaufbereitung für die Wiedergabe einer Tonaufnahme über Kopfhörer und Vorrichtung zur Durchführung des Verfahrens
IPC: H04S1/00
Filed: 1981-03-31
Granted: 1983-12-15
Abstract: Zur Erzielung einer als möglichst natürlich empfundenen räumlichen Schallwiedergabe, insbesondere über Kopfhörer als Wiedergabevorrichtung, werden ein Verfahren und eine Vorrichtung zur akustischen Aufbereitung einer Tonaufnahme vorgeschlagen. Die Tonaufnahme wird dabei der Wiedergabevorrichtung über einen Nachhallerzeuger zugeführt, der innerhalb eines Zeitraumes von etwa 50 ms nach Eintreffen des Direktschallimpulses Nachhallreflexionen in solchen Zeitabständen, vorzugsweise über 2 ms erzeugt, daß sie vom Hörer noch als schallstarke Einzelreflexionen wahrgenommen werden, wobei mindestens einige der Einzelreflexionen aus zwei, von einem Direktschallimpuls aus einem Kanal des Tonträgers ausgelösten Impulsen bestehen, von denen der erste über den dem entsprechenden Tonträger-Kanal (z.B. rechts) zugeordneten Kanal (rechts) der Wiedergabevorrichtungen abgegeben wird und der zweite etwas schwächer ist und mit etwa 0,2 bis 1 ms, vorzugsweise etwa 0,63 ms Zeitverzögerung gegenüber dem ersten Impuls über den anderen Kanal (links) der Wiedergabevorrichtungen abgegeben wird und wobei die Nachhallreflexionen tonfrequenzabhängig gedämpft sind.
Patent DE-3207255-C2 (DE)
Title: Handgeführter Ultraschall-Applikator
IPC: A61B8/00
Filed: 1982-03-01
Granted: 1984-04-12
Abstract: Die Erfindung bezieht sich auf einen handgeführten Ultraschall-Applikator, mit einem Ultraschallkopf, der an einem Führungsarm gehalten ist, der in bezug auf die Applikationsfläche des Ultraschallkopfes etwas schräg nach oben verläuft. Ziel der Erfindung ist es, einen solchen Ultraschall-Applikator dahingehend auszubilden, daß er von Hand in beliebige Schrägstellungen schwenkbar ist und in einer beliebigen Schrägstellung auch sofort in eine stabile Ruheposition gebracht werden kann. Dieses Ziel wird erfindungsgemäß dadurch erreicht, daß der Führungsarm als Handgriff (8) zum Umgreifen mit einer Hand (13) mit deren Handrücken nach unten ausgebildet ist, in dem Sinne, daß wenigstens die dem Daumen gegenüberliegende Handkante (15) eine Hilfsabstützung des Schallkopfes am Applikationsort (16) zusätzlich zur Schallkopf-Applikationsfläche (17) nach Art eines Dreibeines darstellt.
Patent DE-3207376-C2 (DE)
Title: Verwendung einer aufblasbaren Hohlmanschette zum Anpressen einer Beschichtungsfolie und Hohlmanschette zur Durchführung der Verwendung
IPC: B29C65/00
Filed: 1982-03-02
Granted: 1985-01-03
Abstract: Ein Verfahren zum sicheren Beschichten eines starren Gegenstandes, beispielsweise Stahlrohres oder Kabels, mit einer thermoplastischen Beschichtungsfolie, bei dem man über einen Abschnitt einer Umfangsfläche des starren Gegenstandes eine eine Klebeschicht aufweisende Beschichtungsfolie aus unter Wärmeeinfluß schrumpffähigem Material herumlegt und diese um den starren Gegenstand herumgelegte Beschichtungsfolie auf eine ausreichende, eine Schrumpfung der Beschichtungsfolie bewirkende Temperatur erhitzt, kennzeichnet sich dadurch aus, daß man um die auf die Umfangsfläche des starren Gegenstandes gelegte Beschichtungsfolie ein Druckband herumlegt, welches eine flexible hohle Manschette umfaßt, die während oder nach dem Erhitzen der Beschichtungsfolie mittels eines in den Hohlraum der Manschette eingebrachten Mediums aufgebläht wird, um die Beschichtungsfolie gegen den starren Gegenstand zu pressen.
Patent DE-3212457-C2 (DE)
Title: Wellengeneratoranlage mit Synchron-Phasenschieber, insbesondere für Schiffe
IPC: H02J3/18
Filed: 1982-04-02
Granted: 1985-12-05
Abstract: Bei einer Wellengeneratoranlage, insbesondere für Schiffe, speist ein von einer Hauptmaschine (10) mit veränderbarer Drehzahl angetriebener Wechselstromwellengenerator (12) über einen Umrichter Wechselspannungs-Sammelschienen (24) eines Bordnetzes mit konstanter Frequenz und konstanter Wechselspannung. Der Umrichter besitzt einen getrennt erregten Wechselrichter (18), dem ein Synchron-Phasenschieber (20) als getrennte Erregerquelle zugeordnet ist, wobei eine Laststeuereinrichtung für den Synchron-Phasenschieber (20) vorgesehen ist. Der Synchron-Phasenschieber (20) ist über eine Kupplung (34) an eine Last (36) in Form einer Maschine anschließbar.