baber/WOPTO huggingface dataset:
Patent RU-2032981-C1 (RU)
Title: Amplifier with pulse-duration modulation
Inventor: TKACHENKO DMITRIJ A
IPC: H03F3/217
Filed: 1991-06-26
Granted: 1995-04-10
Abstract: FIELD: radio engineering. SUBSTANCE: characteristic feature of invention consists in decrease of nonlinear distortions and in expansion of band of frequencies of amplified signal while keeping high efficiency. Amplifier with pulse-duration modulation has former 1 of pulses with PDM, amplifying tube 2, diode 3, source 4 of anode supply, load 5, capacitor 6 of first low-pass filter, choke 7 of first low-pass filter, choke 8 of second low-pass filter, capacitor 9 second of low-pass filter, key amplifier 10, subtracter 11, respective voltage divider 12, unit 13 of optical decoupling, delay unit 14, adder 15, source 16 of bias voltage, constant current amplifier 17. EFFECT: decreased nonlinear distortions, expanded frequency band. 2 dwg
Patent RU-2011008-C1 (RU)
Title: Peristaltic pump
Inventor: DEMENTEV SERGEJ B
IPC: F04B43/12
Filed: 1991-08-16
Granted: 1994-04-15
Abstract: FIELD: pump engineering. SUBSTANCE: case of the pump is made of two vertical cheek-pieces and an insert interposed between them. The cheek-pieces have through round openings. One of the cheek-pieces is provided with a ring groove wherein a rim with inner teeth is received. The rim engages with pinions at the ends. Rollers are positioned around the rotor and engage with pinions at the ends of the rotor. A shank of the rotor is provided with an additional pinion which engages with the pinion of a drive. A member with hoses is interposed between the cheek-pieces. Each member is made of [-shaped frame with a movable cramp provided on its vertical stands. The stands is provided with longitudinal slots for passing hoses. Each of the members is provided with a control unit for controlling a force for pinching the hose. EFFECT: enhanced efficiency. 3 cl, 5 dwg
Patent RU-2006205-C1 (RU)
Inventor: KOZLOV VIKTOR G
IPC: A61B5/053
Filed: 1991-07-31
Granted: 1994-01-30
Abstract: FIELD: medical engineering. SUBSTANCE: device has signal detector I, button "Start", current generator, connected to biologic tissue, timer. Amplifier, digital converter, summer, two memory registers, short pulse former, univibrator, AND gate, indicator, flip-flop and microcomputer are brought into the device additionally. EFFECT: improved precision; increased rate of measurement. 1 dwg
Patent RU-2028644-C1 (RU)
Title: Optical detector
Inventor: CHASOVSKOJ ALEKSANDR A
IPC: G01S17/00
Filed: 1991-10-21
Granted: 1995-02-09
Abstract: FIELD: optical detection and ranging. SUBSTANCE: optical detector has laser scanning unit 1, two check reflectors 2 and 3 disposed at base distance one from another and laser radiation receiver 4; all the units are conjugated optically. Detector also has target signal selector 5, syncpulse selector 6 and saw-tooth voltage generator 7 connected in series together; both units have equal rise and decay times. Unit 8 for measuring time intervals is connected in series with unit 9 for measuring distance and direction of object and with indicator 10. Sequent ranges subtracter 11 is connected in series with unit 12 for dividing by two. Output of the divider is connected with the second information input of unit 9. Unit 9 has the second output connected with input of subtracter 11. EFFECT: eliminated effect of target motion on precision of range finding. 2 dwg
Patent RU-2008685-C1 (RU)
Title: Method for forecasting the progress of chronic pancreatitis
Inventor: GUBERGRITS NATALYA B
IPC: G01N33/53
Filed: 1991-10-30
Granted: 1994-02-28
Abstract: FIELD: medicine. SUBSTANCE: method involves examining sensibilization of pancreas lymphocytes and tissue by carrying out lymphocyte blastotransforming reaction within 96 h, using 0.1 ml aqueous-saline extract of human pancreas for a stimulator. The number of formed blastocells is determined radiometrically by counting the number of registered pulses within 100 s. When the relation of this number to the number of pulses registered within 100 s during analysis of reference sample is equal to 1.1-1.8, activation of pathological process may be forecasted while the value of this relation below 1.1 points to a remission. EFFECT: higher accuracy of prognosis.
Patent RU-2055013-C1 (RU)
Title: Device for filling containers with loose material
Inventor: ZAKHARCHEV BORIS I
IPC: B65G65/30
Filed: 1991-07-08
Granted: 1996-02-27
Abstract: FIELD: materials handling facilities. SUBSTANCE: device has filling hose and trough connected with hose to direct flow of material and installed for turning relative to axis of filling hose. Trough bottom is hinge- secured by hand drive, is made collapsible and is furnished with stop for fixing in closed position. Output end of bottom is arranged horizontally in this case. EFFECT: enhanced reliability of operation. 2 dwg
Patent RU-2008870-C1 (RU)
Title: Wheeled chair
Inventor: KOSTYLEV YURIJ V
IPC: A61G5/02
Filed: 1991-11-04
Granted: 1994-03-15
Abstract: FIELD: transportation of patients and invalids. SUBSTANCE: wheeled chair has seat 1, guide wheels 2, driving wheels in form of concentric inner rings 3 and outer rings 4 with handles 5. Outer rings are installed to rotate relative to inner rings 3. There is also force member 6. Seat installed on member 6 made in form of body of revolution integral with inner rings 3. Profile of force member 6 is adequate to profile of seat in zone of their contact. Parts of member 6 adjacent to inner rings 3 may be made in form of part of single-cavity hyperboloid surface. EFFECT: more reliable and convenient. 2 cl, 4 dwg
Patent RU-2028867-C1 (RU)
Inventor: DVORYANINOV ALEKSANDR V
IPC: B23B1/00
Filed: 1991-10-22
Granted: 1995-02-20
Abstract: Предлагаемый способ состоит в том, что резец 3, у которого передняя и задняя поверхности имеют форму, близкую к форме конической поверхности корпуса, угол наклона режущей кромки 6 равен углу наклона образующей корпуса, а длина режущей кромки-длине образующей корпуса, устанавливают так, чтобы конец 5 его режущей кромки был расположен на геометрической оси 0 - 0 цилиндрической заготовки 2, которую берут с диаметром, равным диаметру большего основания корпуса, а резцу сообщают продольную подачу с прерыванием через заданное число оборотов заготовки. 4 ил.
Patent RU-2044124-C1 (RU)
Title: Method for mining hydrocarbon argillaceous deposits
Inventor: BATURIN YURIJ E
IPC: E21B43/24
Filed: 1991-12-16
Granted: 1995-09-20
Abstract: FIELD: mining industry. SUBSTANCE: bed is mined with use of heat action in the system of producing-injection holes. Injected before heat action into hydrophylic bed is hydrophobic fluid, and in hydrophobic bed, hydrophylic fluid. Heat action results in decomposition of rock organic substance into liquid and gaseous components by means of intrastratal burning. High temperature zone is cooled by water injection, and withdrawn from this hole are liquid and gaseous hydrocarbons. EFFECT: higher efficiency. 3 cl
Patent RU-2062068-C1 (RU)
Title: Medium for diluting and preserving boar sperm
Inventor: PLISHKO NIKOLAJ TIMOFEEVICH
IPC: A61D19/02
Filed: 1991-11-05
Granted: 1996-06-20
Abstract: FIELD: veterinary medicine. SUBSTANCE: medium has the following ingredients in 1000 ml of distilled water, in g: glucose - 53.0, trilon B - 3.5, sodium bicarbonate - 1.0, sodium citrate - 3.7, sodium salt of ampicyllin - 0.35-0.7, gentamycin sulfate - 0.35-0.2, polymixin sulfate - 0.025, levamysol hydrochloride or camysol - 0.06-0.15. EFFECT: prolonged storage time; improved biological properties. 2 tbl
Patent RU-2014172-C1 (RU)
Title: Boring head
Inventor: PRIZEMIRSKIJ VLADIMIR S
IPC: B23B29/03
Filed: 1992-01-16
Granted: 1994-06-15
Abstract: FIELD: machining. SUBSTANCE: head has body 1 carrying cutting members, radially movable supports 10 with flat end surfaces, guide keys 3 and a vibration damper. The vibration damper is mounted in axial hole 4 of body 1 and has thrust bush 9, plate springs 8, rings 7 with conical surfaces and two adjusting screws 6 with conical heads. Segments 5 are mounted in axial hole 4 of body 1, conical surfaces matching the conical surfaces of matching parts 6 and 7 are made on the ends of the segments. A flat used for engagement with radially movable support 10 is made on the outer cylindrical surface of each segment 5. EFFECT: improved structure. 2 cl, 2 dwg
Patent RU-2051072-C1 (RU)
Inventor: YUSHCHENKO VLADIMIR I
IPC: B63H11/00
Filed: 1992-02-06
Granted: 1995-12-27
Abstract: Использование: транспортная техника, а именно движители плавающих машин. Сущность изобретения: водометный движитель транспортного средства имеет механический привод и состоит из рабочего колеса, крышки водомета с соплом, планетарного редуктора, эпицикла, находящегося в зацеплении с сателлитами, которые установлены на осях водила, размещенного в корпусе редуктора и валу привода рабочего колеса и связанного, с одной стороны с крышкой водомета, а с другой со стопорным устройством, включающим в себя муфту с наружным зубчатым венцом, установленную на шлицах проходного валика, два внутренних зубчатых венца, выполненных в корпусе колесного редуктора, и привод, причем муфта и внутренние зубчатые венцы имеют несимметричное расположение зубьев. При включении водометного движителя муфта стопорного устройства входит в зацепление с одним из внешних зубчатых венцов, выполненных в корпусе колесного редуктора, фиксирует водило планетарного редуктора и крышку водометра с соплом в положении для движения вперед или назад. 1 ил.
Patent RU-2038711-C1 (RU)
Title: Hand hack
Inventor: BAJRAMYAN YULIJ V
IPC: A01B1/06
Filed: 1992-01-29
Granted: 1995-07-09
Abstract: FIELD: weeding and loosening of soil. SUBSTANCE: hand hack is a sectional rectangular frame consisting of two parts. The first part is an upper base with a U-shaped handle whose opposite ends have two cylindrical pins. The second part has the form of U-shaped blade with holes at the ends and is installed on the pins of the upper base. To improve the operating characteristics, the upper corners of the blade at the side of the handle are chamfered to the hole centers. The chamfer angle is 12-30 deg while the handle is inclined at 55-65 deg to the upper base. For self-sharpening in operation, the blade is made of a bimetal. The blade is self-sharpened on both sides outward and the sharpening angle varies from 5 to 15 deg. EFFECT: improved design. 6 cl, 2 dwg
Patent RU-2019912-C1 (RU)
Inventor: MELENTEV NIKOLAJ G
IPC: H03K5/13
Filed: 1992-03-23
Granted: 1994-09-15
Abstract: FIELD: computer technology. SUBSTANCE: retunable delay line uses n delay cells, whose outputs are connected to the respective outputs of the delay line. Each delay cell has the first and second dual inverters, first and second delay elements, first and second AND elements, NOR element, inverter, leading edge delay control bus and trailing edge control bus. For the first delay cell the inputs of the first and second dual inverters are interconnected and form the delay cell input. DC output of the first dual inverter is connected the input of the first delay element, whose output is connected to the first input of the second AND element, and the second input of the second AND element is connected to the DC output of the second dual inverter. The inverse output of the first dual inverter is connected to the input of the second delay element, whose output is connected to the inverse input of the first AND element, and the DC input of the first AND element is connected to the inverse output of the second dual inverter. The outputs of the first and second AND elements are connected to the inputs of the NOR element, whose output via the inverter is connected to the delay cell output. The leading edge delay control bus is connected to the control outputs of the first delay element, and the trailing edge delay control bus - to the control inputs of the second delay cell. Internal couplings of the second through nth delay cells are similar to the couplings of the first delay cell, except for inversion in connection of the first and second dual inverters to the delay elements and AND elements. The input of the first delay cell is connected to the input of the delay line, output of the NOR element of the first delay cell - to the input of the second delay cell, output of the NOR element of the second delay cell - to the input of then-1-th delay cell, output of the NOR element of then-1-th delay cell - to the input of the nth delay cell. EFFECT: enhanced reliability. 2 cl, 2 dwg
Patent RU-2097591-C1 (RU)
Title: Prism of governor fuel excess device of fuel injection pump with worm plunger pairs
Inventor: POLOSIN YURIJ P
IPC: F02M65/00
Filed: 1992-03-02
Granted: 1997-11-27
Abstract: FIELD: mechanical engineering; engines; control of fuel delivery by fuel injection pumps. SUBSTANCE: to restore delivery of starting fuel, starting fuel delivery slot with surface parallel to inclined working surface of excess fuel device regulator prism is made deeper by value Δ found from equation   where g r.d  is required delivery of starting fuel, mm 3 ; g a.d.  is actual starting fuel delivery provided by pump, mm 3 ; k is starting fuel delivery correction coefficient, mm 2 . EFFECT: improved delivery of starting fuel. 1 dwg
Patent RU-2014356-C1 (RU)
Title: Plant for continuous growing of microorganisms
Inventor: BOSENKO ANATOLIJ M
IPC: C12M1/04
Filed: 1992-04-20
Granted: 1994-06-15
Abstract: FIELD: microbiological industry. SUBSTANCE: plant has fermenter bank 1 provided with level gages 6 and fermentation medium recirculation system which has collector 7 mounted parallel to the horizontal line, and piping 8 provided with valves 9 which connect collector 7 to all fermenters 1. Valves 9 are connected to level gages 6. The plant may be adapted for a one-step and for a two-step fermentation. If fermentation medium level, controlled by level gages 6, exceeds the predetermined value, valves 9 open to let the fermentation medium to run from fermenter 1 to collector 7. By a one- step fermentation, the culture fluid from collector 7 is supplied to the final product production stage. By a two- step fermentation, the fermentation medium is supplied from collector 7 to any of the available fermenters 1 to utilize more fully the activity of producing culture and the carbon source. EFFECT: increased efficiency of the process. 1 dwg
Patent RU-2035122-C1 (RU)
Inventor: LYUSIN VLADIMIR G
IPC: H02P25/06
Filed: 1992-05-07
Granted: 1995-05-10
Abstract: FIELD: electrical engineering. SUBSTANCE: characteristic feature of invention lies in that field structure and runner work jointly as linear synchronous motor, reactive, hysteresis or with permanent magnet which provides for lack of heating of runner in process of speed-up. Smooth increase of speed of travelling magnetic wave in field structure and speed of synchronously moving runner are ensured by smooth growth of current frequency by law set by special function generator. EFFECT: enhanced operational reliability of electric motor drive. 4 cl, 1 dwg
Patent RU-2022749-C1 (RU)
Title: Plant for magnetic treatment of cutting tools
Inventor: POLETAEV VLADIMIR A
IPC: B23P15/28
Filed: 1992-05-26
Granted: 1994-11-15
Abstract: FIELD: machine engineering. SUBSTANCE: magnetosensitive substance, for instance, ferrite powder is introduced in the spheric recess of the lower tip of C-shaped core. This allows the tools of any configuration to be installed in recess and uniform magnetic field to be generated. EFFECT: enhanced quality of treated tools. 3 cl, 5 dwg
Patent RU-2042386-C1 (RU)
Title: Inertia thickener
Inventor: TROJNIN VIKTOR EFIMOVICH
IPC: B01D29/50
Filed: 1992-06-15
Granted: 1995-08-27
Abstract: FIELD: filtering practice. SUBSTANCE: inertia thickener has a casing with a cover, cylindrical filter element coaxially installed inside the casing, its lower part is furnished with a taper shell with condensed fraction outlet connection, and connected to the upper part is source suspension tangential inlet connection, outlet connection for liquid fraction, propeller blade positioned inside the filter element, whose lower part is installed for vertical movement and furnished with a link provided with an adjusting nut; the propeller-blade is installed for rotation, it has a sharpened edge and its upper part is attached to a hollow shaft passed through the casing cover along the center line, the hollow shaft is placed in a cylindrical shell fixed on the casing cover and secured to the shell by means of bearings, and the link is passed through the hollow-shaft, its adjusting ring rests on the upper end face of the hollow shaft. EFFECT: improved design. 4 dwg
Patent RU-2032137-C1 (RU)
Title: Penetration-explosion action device
Inventor: DOMNIN VALERIJ P
IPC: F42B12/04
Filed: 1992-04-07
Granted: 1995-03-27
Abstract: FIELD: avalanche prevention. SUBSTANCE: device has arranged in a guide a hard-core projectile with an annular protrusion in its stern portion, a fin, having vanes and a cone skirt with an inner flange, springy slit-type ring, arranged between ends of the flange and of the annular protrusion with its outer cylindrical surface, being rested upon an inner cylindrical surface of a base, connected with a body by a plate. EFFECT: enlarged using range. 1 cl, 3 dwg
Patent RU-2038553-C1 (RU)
Title: Method and device for drying lumbers
Inventor: LEBEDEV VIKTOR D
IPC: F26B3/20
Filed: 1992-06-24
Granted: 1995-06-27
Abstract: FIELD: drying lumbers. SUBSTANCE: device has tight chamber with movable cover, flat heating members, and apparatus for evacuation and removing condensate. The tight chamber comprises rigid base and tight cap fixed with respect to the base. The cap is provided with a rigid cover, and the walls of the cap are made of a corrugated sheet material. The air-operated chamber, which can be modified, is provided with a movable shield and is mounted inside the tight chamber. An air-operated member is arranged over periphery of the butt between the cap and base. The stack of lumbers is formed on the rigid base, enclosed by tight cap, fixed relatively the base, and squeezed by movable shield. The butt between the walls of the cap and base of the flexible air-operated member is sealed and the chamber is heated. As vapor is released from the lumbers, the walls of the chamber is cooled and high-pressure is created in the chamber. Next the lumbers are conditioned up to the full saturation of stack by pressure. The pressure is then reduced up to the atmospheric pressure and next the chamber is evacuated. EFFECT: enhanced efficiency. 5 cl, 6 dwg
Patent RU-2068084-C1 (RU)
Title: Method of working a crude oil deposit
Inventor: ALMAEV RAFAEL KH
IPC: C09K8/588
Filed: 1992-05-22
Granted: 1996-10-20
Abstract: FIELD: petroleum production. SUBSTANCE: method of working crude oil deposits with elevated petroleum viscosity, when internal water loading into low- drainable beds reduces petroleum mobility, comprises pumping in aqueous alkali-polymer solution and water through forcing bore hole and extracting crude oil through well. Alkali-polymer solution additionally has liquid hydrocarbon fraction originating from petroleum processing containing at least 15% aromatic hydrocarbons. Ratio of solution components ranges from 1: 1: 0.5 to 1: 1:5. Amount of pumped in solution constitutes 0.01-0.1 of the pore volume of processed bed. After pumping in of the solution is finished, forcing bore hole is left for a time necessary for reagents to interact. As a polymer polyacrylamide is used. Liquid hydrocarbon fraction may be pumped in either in mixture with alkali-polymer solution or later. Polyacrylamide-alkali-hydrocarbon mixture brought in contact with petroleum and mineralized bed water produces a stable emulsion containing suspended dispersions of metal hydroxides. EFFECT: reduced permeability of flooded bed, reduced viscosity of crude oil, increased phase permeability of rock through crude oil. 2 cl, 1 tbl
Patent RU-2024186-C1 (RU)
Inventor: BALANDIN VYACHESLAV S
IPC: H03K5/13
Filed: 1992-07-07
Granted: 1994-11-30
Abstract: Использование: импульсная техника. Сущность изобретения заключается в том, что последовательные кванты задержки преобразуют в разрядные слова до максимальной задержки n = 4,8,16 за m операций, где m = log 2 n увеличивая за каждую операцию разрядность каждого слова в 2 раза, при этом частоту квантования понижают также в 2 раза, и обратное преобразование осуществляют коммутацией сигналов отдельных разрядов слоев с пропорционально пониженными частотами преобразования в трансформированном масштабе времени. 3 з.п.ф-лы, 4 ил.
Patent RU-2066671-C1 (RU)
Title: Safety device for use in pile receiver, and pile receiver in automatic feeder and in discharging apparatus of sheet-fed printing machine
Inventor: BUCK HELMUT
IPC: B65H31/30
Filed: 1992-08-27
Granted: 1996-09-20
Abstract: FIELD: printing arts. SUBSTANCE: device comprises two separate assemblies, first assembly comprises elements for shifting piling table to slower travel, additional elements for interrupting travel of table, switching unit articulately mounted on carrier to cooperate with contact surface. Said table shifting elements and additional travel interrupting elements are realized as composite mechanical switching members controllable by said switching unit. Second assembly comprises frame with guideways, on which piling table is movable in two directions by means of drive unit. Another drive unit serves to lift and lower piling table. Second assembly also comprises ate least two position switches for limiting movement of piling table in upper and lower directions, and safety device including elements for shifting from rapid travel to slow travel, and additional elements for interrupting travel of piling table. Safety device comprises switching unit articulately mounted in zone of collision of piling table or pile of sheets against components of pile receiver and cooperating with contact surface of piling table or surface of sheets. Said table shifting elements and additional travel interrupting elements constitute components of mechanical switch controllable by said switching unit. EFFECT: safe collision-free operation of piling table in printing machine. 6 cl, 8 dwg
Patent RU-2074837-C1 (RU)
Title: Method and apparatus for aeration of water in reservoirs
Inventor: AKHMEDOV RUSTAM B
IPC: A01K61/00
Filed: 1992-09-22
Granted: 1997-03-10
Abstract: FIELD: aeration of water. SUBSTANCE: method includes entering surface oxygen-saturated water into reservoir depth by means of transforming energy of surface waves into energy of displacement of water in pipeline. Simultaneously, deep water is lifted to the surface with acceleration due to hydrodynamic characteristics of inlet and outlet attachments of the pipeline and gas-lift effect of releasing gases, while deep water is heated using heat of surface water. Apparatus has a float, attached to it vertical pipe with return valve, annular surface heat exchanger arranged coaxially outside the pipeline, conoid attachments disposed on pipe inlets, and a conical converging attachment installed on inner pipe outlet. EFFECT: reduced power consumption due to using energy of waves. 7 cl, 6 dwg
Patent DE-10049961-C1 (DE)
Title: Vehicle seat with headrest on backrest has headrest and impact plate adjustable together in height
Inventor: GOUVEIA PAULO FERRO DE
IPC: B60N2/22
Filed: 2000-10-10
Granted: 2001-10-31
Abstract: The vehicle seat has a backrest (1) and a headrest (6) on at least one holding rod (7, 8). The rod or rods is/are connected to an impact plate (22) which is fitted in the backrest at shoulder level, which moves the headrest forward as it is itself moved back. The headrest and the impact plate are adjustable together in height.
Patent DE-10058776-C1 (DE)
Title: Verfahren zur Überprüfung der Funktionsfähigkeit einer optischen Übertragungsstrecke, sowie Sende- und Empfangseinrichtung für die optische Datenübertragung
Inventor: GROESCHNER UWE
IPC: H04B10/08
Filed: 2000-11-27
Granted: 2002-08-22
Abstract: Die Erfindung betrifft ein Verfahren zur Überprüfung der Funktionsfähigkeit einer Übertragungsstrecke. Dabei wird ein von einer ersten Station eingehendes Testsignal mit einem Antwortsignal beantwortet, welches sich in seiner auszuwertenden Eigenschaft von dem Testsignal unterscheidet.