baber/WOPTO huggingface dataset:
Patent RU-2132288-C1 (RU)
Inventor: DZHOUNS KORI D
IPC: B64C27/473
Filed: 1995-06-21
Granted: 1999-06-27
Abstract: Изобретение относится к технологии изготовления лопастей несущих винтов вертолетов. Для изготовления лопасти несущего винта вертолета имеется зажимно-уплотнительное устройство для сборки и уплотнения полусборки лопасти и устройство 50 для натяжения и укладки обшивки 120 носка лопасти на полусборку ее в процессе уплотнения. В состав зажимно-уплотнительного устройства входят нижняя конструкция 12 с профилированной верхней подложкой 14, установленной на опорном каркасе, и верхняя конструкция с пресс-камерой, укрепленной на профилированной плите по всей ее площади. Эта плита присоединена к несущей балке. После соединения верхней и нижней конструкций друг с другом в пресс-камеру подают избыточное давление для уплотнения составных частей собранной полусборки лопасти. Устройство 50 состоит из подвижной рамы 52, верхнего и нижнего удлиненных суппортов 60U, 60L, установленных на раме с возможностью синхронизированного перемещения относительно нее, а также рядов чашечных присосок, установленных на каждом суппорте. С присосками сообщают источник разрежения 68, предназначенный для создания в них сил вакуумного притяжения, притягивающих обшивку носка лопасти, что приводит к ее натяжению. Натянутую обшивку носка лопасти перемещением подвижной рамы укладывают на полусборку лопасти в процессе его уплотнения. Технический результат реализации изобретения заключается в упрощении и повышении качества изготовления лопастей несущих винтов вертолетов. 4 с. и 5 з.п. ф-лы, 4 ил.
Patent RU-2115895-C1 (RU)
Title: Magneto-contact temperature-sensitive element
Inventor: GULIN SERGEJ ALEKSEEVICH
IPC: G05D23/26
Filed: 1997-02-18
Granted: 1998-07-20
Abstract: FIELD: measurement technology, continuous monitoring of temperature level. SUBSTANCE: given temperature-sensitive element has metal diamagnetic air-tight case that houses dielectric bushing. Twin conductor connected to immobile contacts is made fast to bushing. Contacts are interbridged by means of mobile current conductive jumper. Dielectric bushing is fixed in case over its perimeter by shaped nut-plug. Immobile contact are built into magnetic circuit. Magnetic circuit is made of two parts in the form of round segments from thermomagnetic alloy, for instance, from Fe-Ni-Co with Curie point θ c = +70 ° C= +70 C. Mobile current conductive jumper is produced as mobile contact in the form of permanent magnet having shape of cylinder manufactured from magnetically hard material ( (θ c = +870...900 ° C).=+870-900 C ). Permanent magnet has surface contact layer in the form of ring made from current conductive material in working zone. Center of mobile closing contact is kinematically coupled to direct-stroke rod and compression spring installed in central hole of dielectric bushing closed on outer butt by blank washer with lockpin. Usage of magneto-sensitive element and compression spring in temperature-sensitive element results in its miniaturization and in compensation of gravity forces under certain positions of element. EFFECT: enhanced operational reliability. 5 dwg
Patent RU-2111504-C1 (RU)
Inventor: GAVRJUSHIN A A
IPC: G01S7/40
Filed: 1997-03-20
Granted: 1998-05-20
Abstract: Изобретение относится к радионавигации и может быть использовано в аппаратуре передающих станций и контрольных пунктов импульсно-фазовой радионавигационной системы типа Лоран-С для контроля формы радиоимпульсных сигналов, излучаемых передатчиком системы. Устройство содержит аналого-цифровой преобразователь, блок памяти, накопитель, блок вычисления и индикации, генератор импульсов, счетчики, блок управления, коммутатор, элемент ИЛИ. В устройстве путем аналого-цифрового преобразования, когерентного накопления выборок входного сигнала и их последующей математической обработки в блоке вычисления и индикации определяются основные параметры, характеризующие форму радиоимпульсного сигнала: амплитудные значения и длительности полуволн высокочастотного заполнения, которые выводятся на устройство отображения блока вычисления и индикации для операторного контроля формы радиоимпульсов. Повышенная точность контроля достигается за счет когерентности накопления выборок, которая обеспечивается фазовой автоподстройкой частоты задающего генератора устройства с помощью цепи, содержащей делитель частоты, фазовый дискриминатор, обнаружитель пачки стробов, элемент задержки, фильтр нижних частот, в качестве опорного сигнала системы фазовой автоподстройки частоты служат пачки входных запускающих стробов, сопровождающие исследуемые радиоимпульсы и жестко привязанные к ним по времени поступления. Специфический дискретный характер опорного сигнала обуславливает оригинальность предложенного технического решения. 6 ил.
Patent RU-2118231-C1 (RU)
Inventor: REUTOVA N P
IPC: B22F/
Filed: 1997-03-28
Granted: 1998-08-27
Abstract: FIELD: sorbents. SUBSTANCE: non-evaporant getter is prepared from metal powder product of reduction of metal oxides by calcium hydride followed by molding and caking under specified conditions. Resultant getter contains at least one element from the group including Ti and Zr and at least one element from the group including V, Cr, Mn, Fe and Ni at specified weight ratio of the first and second group elements. Non-evaporant getter also has up to 1% calcium oxide. Elements present in alloy are unevenly distributed throughout the bulk of getter. Product of invention provides high rates of sorption of hydrogen, oxygen, nitrogen, carbon monoxide so enabling evacuation with large gas flows under pressure of order of 1•10 -10  Pa. EFFECT: increased sorption capacity and strength. 2 cl, 3 dwg
Patent RU-2119214-C1 (RU)
Inventor: KOLOSOV V N
IPC: H01P11/00
Filed: 1997-03-25
Granted: 1998-09-20
Abstract: FIELD: acceleration equipment. SUBSTANCE: process provides for manufacture of superconducting articles used to function in linear and in circular-orbit accelerators and separators of high-energy particles. It consists in formation of working superconducting layer on copper matrix by deposition of niobium layer on matrix surface, in submersion of matrix into melt of one or more halogenides of alkali metal containing tin salt and in its aging in melt at temperature of 500-1000 C. Chloride or fluoride of alkali metal is used in the capacity of halogenide. Metal chosen from group carrying sodium, potassium, lithium, cesium is used as alkali metal. Tin salt has composition SnR 2  or Me 2 SnF 6 , where R is chlorine, fluorine and Me is alkali metal. Technical result achieved by process lies in production of superconducting article with working Nb 3 Sn layer having high critical characteristics in absence of low superconductivity zones, in decrease of temperature of formation of superconducting layer by 220-720 C, in 500-1000 times reduction of usage of niobium and in 7-10 times increase of thermal conductivity of matrix which encourages operations of superconducting article at higher level of power. EFFECT: simplified process of manufacture of articles, diminished energy consumption and enhanced efficiency of usage of cryogenic system. 4 cl, 1 tbl
Patent RU-2118428-C1 (RU)
Title: Device for delivering water from well
Inventor: GUDOCHKOV A I
IPC: E03B3/10
Filed: 1997-06-16
Granted: 1998-08-27
Abstract: FIELD: water supply machinery and equipment. SUBSTANCE: this is intended for utilizing underground water and operating water intake structures including withdrawal of artesian water from well into trunk lines of municipal water supply systems. Device has electrically-driven pump with delivery pressure pipeline on which hydraulic sealing unit is installed having body and first inflatable chamber. Body of hydraulic sealing unit is made up in the form of two pieces of pipe. End faces of each piece of pipe are provided with upper and lower flanges. Upper flange of first piece of pipe is connected with lower flange of delivery pressure pipeline. Lower flange of second piece of pipe is connected with upper flange of electrically-driven pump. Located on lower flange of first piece of pipe and on upper flange of second piece of pipe of body which are rigidly interconnected through first row of uniformly arranged studs are respectively upper rim of first inflatable chamber and lower rim of first inflatable chamber. Installed on walls of first and second pieces of pipe of body is single additional flange per each. Mounted on flanges are respectively upper and lower rims of second inflatable chamber. Diameter of additional flanges which are rigidly interconnected through second row of uniformly arranged studs exceeds value of diameters of flanges of hydraulic sealing unit body and this is conducive to washing-off dirt penetrating into hydraulic sealing unit at engagement of pump and also completely excludes accumulation of sand in its space. EFFECT: higher efficiency. 2 dwg
Patent RU-2118095-C1 (RU)
Title: Sweets "russky kolosok" with glazed by chocolate glaze center formed by two layers of wafers and milk-and-nut mass between them, and method of sweets production
Inventor: DAURSKIJ A N
IPC: A21D13/08
Filed: 1997-08-12
Granted: 1998-08-27
Abstract: FIELD: confectionery industry. SUBSTANCE: in sweet, ratio of chocolate glaze, wafers and milk-and-nut mass is taken in the range (37-43)-(5.5-10)-(49-57). Milk-and-nut mass contains whole dry milk, roasted ground rye, roasted grated nuclei of nut, cooking fat, vanillin and sugar powder. Method of sweets production involves preparation of wafer sheets, their cooling up to 40-50 C for 3.5-5.5 min, and then they are subjected to conditioning at temperature 50-70 C for 6-11 min for stable uniform humidity within 3.5-6.0%. Before spreading of wafer sheets, milk-and-nut mass is tempered at temperature reduction from 50-55 C to 32-36 C. EFFECT: higher quality index; broadened assortment of sweets; reduced expenditures. 6 cl, 3 dwg, 2 expe
Patent RU-2124257-C1 (RU)
Title: Overcurrent protective device for dc circuits
Inventor: KOCHETKOV V V
IPC: H02H3/087
Filed: 1997-10-14
Granted: 1998-12-27
Abstract: FIELD: overcurrent protective gear; overcurrent releases for automatic circuit breakers. SUBSTANCE: device has rectifier, measuring unit, final element, and power unit whose input is connected to circuit being protected. Power unit has, apart from rectifier, two transistors, two resistors, and voltage regulator diode. Circuit arrangement provides for operation at different voltages across circuit under protection even in case of 10 times difference. EFFECT: improved reliability; facilitated manufacture and in- service maintenance. 1 dwg
Patent RU-2128385-C1 (RU)
Title: Solid-oxide fuel cell electrode and its manufacturing process
Inventor: MASLOV A V
IPC: H01M8/10
Filed: 1997-11-25
Granted: 1999-03-27
Abstract: FIELD: electrochemical power engineering. SUBSTANCE: modified electrode abuts against solid electrolyte and is composed of solid electrolyte particles having ionic or compound conductivity and porous conducting sections contacting solid electrolyte surface layer and solid electrolyte particles. Porous conducting sections of fuel cell electrode have columnar crystalline structures of electricity conducting materials contacting solid electrolyte particles and solid electrolyte surface through layer of conducting clusters. Magnetron evaporation process used for electrode manufacture includes supply of portions of solid electrolyte fractions to discharge in definite time intervals and their evaporation onto substrate in magnetron discharge while changing evaporation angle in definite time intervals. Evaporation conditions in magnetron provide for condensation of sprayed material on surfaces of fragments supplied to discharge during their movement in discharge to substrate surface. EFFECT: improved capacity of fuel cells. 6 cl
Patent RU-2136425-C1 (RU)
Inventor: MURATOV R I
IPC: B21D51/00
Filed: 1998-04-01
Granted: 1999-09-10
Abstract: FIELD: plastic metal working, particularly manufacture of parts from aluminium alloys by hot deforming. SUBSTANCE: method comprises steps of heating ingot, producing tubular blank by extruding ingot with elongation factor 30-200, simultaneously preliminarily quenching it at cooling rate 1-50 C/c and subjecting blank to cold deformation. Then tubular blank is heated, reduced in die and subjected to final quenching. EFFECT: enhanced corrosion resistance of parts. 1 ex
Patent RU-2131897-C1 (RU)
Title: Biocidal paint "biokrapag"
Inventor: EFIMOV K M
IPC: C09D5/14
Filed: 1998-04-29
Granted: 1999-06-20
Abstract: FIELD: paint and varnish industry, more particularly application of coatings onto metallic and non-metallic (concrete, brick and ceramic) surfaces of products and structures. SUBSTANCE: biocidal paint comprises film-forming agent as paint material and biocidal additive. Biocidal additive comprises polyhexamethylene quanidine base or salt or mixture of polyhexamethylene quanidine base or salt with dimethylalkylbenzyl ammonium chloride at ratio of 1-10:1 thereof, ratio of components being as follows, wt %: film-forming agent as paint material, 93-97; biocidal additive, 3-7. EFFECT: improved biocidal properties of paint, reduced toxic properties and higher stability thereof. 6 cl, 4 tbl
Patent RU-2133582-C1 (RU)
Title: Method of treating tobacco leaves before laying for storage
Inventor: ROSLJAKOV JU F
IPC: A24B15/00
Filed: 1998-05-06
Granted: 1999-07-27
Abstract: FIELD: tobacco industry. SUBSTANCE: leaves are treated with arachidonic acid, aged for at least 3 hr, dried, and treated with heated nitrogen containing vapors of monobasic saturated organic acid. EFFECT: increased reliability and safety of storage.
Patent RU-2149299-C1 (RU)
Inventor: EPISHOV A P
IPC: F16J15/16
Filed: 1998-08-04
Granted: 2000-05-20
Abstract: FIELD: sealing technology. SUBSTANCE: method consists in winding sealing tape made from expanded graphite on ring fitted on shaft, shifting this ring into gland chamber and tightening-up to be sealed. Expanded graphite tape is wound on thin-walled split sleeve fitted on shaft to be sealed. Prior to winding the tape, its end is placed between shaft to be sealed and in slot of sleeve. Prior to tightening-up unit to be sealed, thin-walled sleeve is removed from shaft to be sealed. EFFECT: enhanced efficiency. 4 cl, 3 dwg
Patent RU-2138812-C1 (RU)
Inventor: SAKHAROV R S
IPC: G01N33/53
Filed: 1998-11-11
Granted: 1999-09-27
Abstract: FIELD: medicine, forensic-medicinal immunology. SUBSTANCE: invention relates to preparing specifically reacting in the reaction absorption-elution of isohemagglutinating sera anti-A (α) and anti-B (β) using for detection of antigens A, B of the system AB0 in human excretion traces. Method involves the absorption of isohemagglutinating sera anti-A (α) and anti-B (β) preliminary fixed and treated with hyaluronidase (lydazum) and bacterial protease by excreters saliva spots of antigens A, B showing the opposite group specificity to serum used. EFFECT: increased specificity of method. 1 cl, 2 tbl, 1 ex
Patent RU-2142358-C1 (RU)
Title: Installation for metering and mixing liquids
Inventor: ANDREEV A M
IPC: B01F15/04
Filed: 1998-11-24
Granted: 1999-12-10
Abstract: FIELD: machine engineering, possibly machines for making plastic material articles. SUBSTANCE: installation includes reservoirs with liquids, metering and power hydraulic cylinders, apparatus for mixing and injecting liquids. Installation also includes hydraulic system for controlling metering hydraulic cylinders and apparatus for mixing and injecting, non-return valves and flow regulators for controlling speed of liquid forcing out. Non-return valves join metering hydraulic cylinders with said reservoirs and apparatus for mixing and injecting. Metering and power hydraulic cylinders are single-chamber cylinders and they are separated by means of common drive unit. One common hydraulic distributor is mounted in hydraulic system for controlling metering hydraulic cylinders and apparatus for mixing and injecting. Each metering cylinder is provided with screw for regulating doze volume. Said screw is mounted in cylinder in such a way that it rests upon plunger at end of its stroke. Flow regulators are provided with non-return valves arranged between outlet of hydraulic distributor and inlet of power hydraulic cylinders. EFFECT: simplified design, enhanced reliability, high metering accuracy of installation. 1 dwg
Patent RU-2151079-C1 (RU)
Title: Method of raising ship from water basin bottom
Inventor: TALANOV B P
IPC: B63C7/02
Filed: 1999-03-12
Granted: 2000-06-20
Abstract: FIELD: ship raising technology. SUBSTANCE: method includes raising two ends of rope passed through shackle on board the ship and end of rope of ring fitted on one of runs of marker, pulling the rope of ring for untangling marker rope, pulling one end of marker rope and splicing load-bearing rope to its second end; raising the ship is started after connecting both ends of load-bearing rope with cargo-hoisting mechanisms. EFFECT: low of equipment; possibility of using proposed equipment on board the ships in service. 4 dwg
Patent RU-2148532-C1 (RU)
Title: Helicopter main rotor blade
Inventor: DOROSHENKO N I
IPC: B64C27/473
Filed: 1999-03-29
Granted: 2000-05-10
Abstract: FIELD: aeronautical engineering; helicopter main rotor blades with balance weights in end section. SUBSTANCE: blade has spar made from laminated composite materials, abrasive-resistant profile, tail section stack of balance plates. Balance plate stack is mounted inside spar by means of bearing pins, hold-down bushes and cover plates. Cover plates are located on side of upper and lower outer surfaces of blade. End section of spar has slot and detachable profiled insert. Slot is used for receiving balance plates. Detachable profiled insert is secured to spar over length of slot. EFFECT: increased size of plates; extended range of control of additional mass in balancing; enhanced strength and improved aerodynamic characteristics of blade. 5 dwg
Patent RU-2149817-C1 (RU)
Inventor: LYSENKO A V
IPC: B65H29/40
Filed: 1999-04-07
Granted: 2000-05-27
Abstract: FIELD: piling of thin sheets, such as bank notes, bonds, lottery tickets and securities and putting out piles. SUBSTANCE: proposed device has sheet feed conveyor, pillers and improved-design putout mechanism. Accurate and coordinated operation of putout mechanism components is provided owing to the fact that this mechanism is made in form of two intercoupled lever mechanisms first of which consists of two short and two long interconnected lever members installed for free rotation on shaft and coupled with shaft by means of guides, and second mechanism consists of three lever members, spring- loaded and connected by axles and furnished, each, with controlled roller moving along its control cam member. EFFECT: reduced materials usage, enhanced reliability. 5 dwg
Patent RU-2157375-C1 (RU)
Inventor: GORSHKOV A S
IPC: C07F7/02
Filed: 1999-03-31
Granted: 2000-10-10
Abstract: FIELD: chemical industry, more particularly preparation of organosilicon compounds, machine-building industry as binding composition components, electronic industry, more particularly preparation of semiconductive silicon. SUBSTANCE: described is method of preparing alkoxysilanes of formula SiH n (OCH 2 ) m (CH 3 ) 4-n  by reaction of crushes silicon with alcohol of formula (CH 2 ) m CH 3 OH wherein m=n=0-1 in high-boiling solvent in the presence of copper monochloride at temperature. Silicon is classified with water and dried, and process is then carried out in two stages In first stage, mixture of silicon with catalyst is heated in solvent, and alcohol is added at reaction temperature to attain its conversion to 80-95 at alcohol consumption of 50-100 % from its maximum consumption of alcohol, reaction mixture is then discharged and is directed to second stage, and first stage is simultaneously repeated and in second stage alcohol is added to the discharged reaction mixture to attain its conversion to 80-95 to recover 70-95 % of silicon. Reaction mixture is thereafter allowed to settle, some solvent is discharged and is directed to first stage. In order to prepare the desired product, main agent is added to reaction products, or alcohol with hydrogen chloride which is formed in the process, is added to reaction products. Recycle of solvent from first stage to second stage is repeated till solvent becomes saturated with side reaction products such as polysiloxanes, and solvent is thereafter regenerated. EFFECT: greater process efficiency, increased stock conversion, and selectivity of method. 4 cl, 7 ex, 1 tbl
Patent RU-2160875-C1 (RU)
Inventor: TOSHPOKOV V JU
IPC: F24S23/71
Filed: 1999-04-27
Granted: 2000-12-20
Abstract: FIELD: production of hot liquids such as water. SUBSTANCE: converter has concave reflecting concentrator with solar heat receiver placed in its focus and made in the form of tube accommodating heat-carrying agent and reflecting plates. Concentrator is made in the form of parabola and mounted for rotation about tube. Reflecting plates are mounted in a spaced relation to each other on outer surface of tube in parallel to its axis and perpendicular to line tangent to tube circumference; tube surface is covered with light-absorbing material. EFFECT: improved efficiency of energy conversion; facilitated manufacture. 4 dwg
Patent RU-2151255-C1 (RU)
Inventor: KRYLOV V V
IPC: E05B39/02
Filed: 1999-06-23
Granted: 2000-06-20
Abstract: FIELD: mechanical engineering. SUBSTANCE: seal-lock has bushing with recess which contains circular groove. The latter accommodates stopping member made as spring ring. Seal-lock also has rod provided with larger-diameter head positioned in the recess of bushing and provided with the first and second circular grooves. In this case, the second circular groove is positioned between the first circular groove and bottom of recess. It has transition section from groove diameter to rod diameter from side of the first groove. Pin is inserted in bushing wall. In final assembly position the pin is located in the second circular groove of rod provided with recess for pin passing from the second circular groove to rod end. Flange for individual factory marking is provided on bushing from side of recess input hole. External diameter of bushing between flange and circular groove is reduced. EFFECT: increased immunity to breaking. 2 cl, 3 dwg
Patent RU-2146755-C1 (RU)
Title: Device for improving reliability in operation and repair of wells
Inventor: CHERNOMYRDIN V S
IPC: E21B31/20
Filed: 1999-08-09
Granted: 2000-03-20
Abstract: FIELD: gas and oil production industry. SUBSTANCE: device can be used in repair of producing wells in case of breaking of pipes. Device has hollow cylindrical body with external threaded slips secured on body of device. Slips can displace along body. Centralizer and head-piece are also mounted on cylindrical body. Made in lower part of body in its side surfaces are three inclined planes with longitudinal protrusions with slips mounted on them. Centralizer is made in the form of three flat springs. Lower ends of springs are soldered by hard-alloy solder to slip holder. Upper ends of flat springs are bent and protrude beyond diametrical dimension of body. Stroke of slips is from 4 mm to 24 mm. Headpiece is made in the form of cylinder with bevelled lower edge. Headpiece is installed on lower end of body. Application of aforesaid embodiment of device simplifies repair process due to appropriate centering of device during its lowering into well. It ensures reliable gripping at any place in length of pipe to be caught. EFFECT: higher efficiency. 1 dwg