baber/WOPTO huggingface dataset:
Patent RU-2093695-C1 (RU)
Title: Heat engine
Inventor: PCHENTLESHEV VALERIJ T
IPC: F02B71/04
Filed: 1995-06-30
Granted: 1997-10-20
Abstract: FIELD: engine engineering. SUBSTANCE: heat engine has two tanks partially filled with liquid and gas. The portion of the first tank filled with liquid is connected with a hydraulic motor the outlet from which is connected with the second tank. The gas portion of the second tank is connected with the inlet and outlet passageways provided with valves at their inlets. There is at least one combustion chamber which is provisionally and alternately insulated from both the gas portion of the first tank and gas portion of the second tank with the use of valves. There is also a slide valve with at least one chamber defined by the outer side of the slide valve and inner side of the housing wherein the slide is coaxially mounted. The slide valve can rotate about its axis. The chamber of the slide valve can be provisionally and alternately connected with both the gas portion of the first tank and the liquid portion of the second tank. The first tank serves for expansion of combustion products. The second tank serves for compression of fresh portion of air. EFFECT: enhanced efficiency. 3 cl, 5 dwg
Patent RU-2110206-C1 (RU)
Title: Device for determination of stereoscopic vision threshold
Inventor: OSIPOV G I
IPC: A61B3/08
Filed: 1995-07-21
Granted: 1998-05-10
Abstract: FIELD: optoelectronic instrumentation engineering, medicine, geodesy. SUBSTANCE: device has polarizing spectacles, stereoscopic diascope, stereo-pair with picture of figure on randomized background, and metallized screen. Stereo-pair frames are made changeable, with arbitrary number of figures of arbitrary form, and elements of randomized background on left- and right-hand frames of stereo-pair do not coincide with each other, reading origin mark is applied on every frame. Device also has optical compensator with reading system, automatic and manual systems of reading origin setting, mechanism of adjustment by eye base, electronic unit, changeable color light filters, and manual drive mechanism. Polarizing light filters are made changeable. EFFECT: higher accuracy of determination of stereoscopic vision acuity. 1 dwg
Patent RU-2101245-C1 (RU)
Inventor: ELESIN S M
IPC: C04B7/28
Filed: 1995-07-28
Granted: 1998-01-10
Abstract: FIELD: production of building materials, more specifically, production of high-grade binding agent (binder) from high- calcium fly ash resulting from combustion of mineral fuel. SUBSTANCE: fly ash having high calcium content is recovered from filters at temperature about 700 C and subjected to rapid quenching down to temperature at least 100 C, followed by adding to fly ash active mineral additive (sandstone, polymictum variety having particularly high strength and hardness), gypsum bihydrate stone (in amount 3-5 wt. % of binder weight) and calcium chloride (in amount 1-3 wt.%). Resulting mixture is subjected to grinding to achieve grinding fineness 550-600 sq. m/kg. EFFECT: binder produced by proposed method has initial activity (strength) 25,3 MPa after 28 days of hardening in normal humid air atmosphere; when subjected to heat treatment in high- humidity atmosphere using process procedure (3+8+3) and after subsequent 28 days of hardening, strength increases up to 39,7 MPa; binder is highly reliable and immune to non-uniform volume variations.
Patent RU-2108559-C1 (RU)
Inventor: IVANOV N N
IPC: G01N1/22
Filed: 1995-11-08
Granted: 1998-04-10
Abstract: Использование: в машиностроительной, энергомашиностроительной, авиационной, ракетно-космической, металлургической, нефтяной, химической, строительной, пищевой и других отраслях промышленности для отбора дисперсной фазы в высокотемпературных и высокоскоростных двухфазных потоках. Сущность изобретения: прямоточное устройство содержит заборный насадок в виде полой трубки, пробоотборные сосуды, средства автоматики и средства фильтрации. Устройство снабжено клапаном-прерывателем и сверхзвуковыми микросоплами. Заборный насадок, клапан-прерыватель и средства фильтрации смонтированы с образованием единого узла с выполненным в нем сквозным прямоточным каналом с последовательно установленными в нем сменными сверхзвуковыми микросоплами. Первое из них подвижно смонтировано в подвижно установленном поршне клапана-прерывателя. Второе из микросопл неподвижно смонтировано в выходном патрубке средства фильтрации и выполнено с площадью критического сечения, по меньшей мере в 2 раза превышающей площадь критического сечения микросопла, установленного в поршне. Заборный насадок выполнен в виде продольно обтекаемой потоком носовой части, кормовой части и дополнительного наружного кругового цилиндра, смонтированного коаксиально с полой трубкой и жестко связанного с ней с образованием кольцевого щелевого охлаждающего канала, соединенного посредством штуцера с магистралью подачи дозированного инертного хладагента. Носовая часть заборного насадка выполнена в виде аэродинамической формы с центральным цилиндрическим каналом в нем и с выполненной внутри носка со стороны сквозного прямоточного канала полуторовой выточкой для плавного разворота вытекающего из охлаждающего канала инертного хладагента. Кормовая часть заборного насадка выполнена в виде крепежного элемента для фиксации во входном штуцере клапана-прерывателя. Подвижный с уплотнениями поршень клапана-прерывателя подпружинен и в нем выполнен глухой цилиндрический канал. Последний расположен от первого микросопла на расстоянии рабочего хода поршня и имеет диаметр, равный диаметру сквозного прямоточного канала. На конце штока клапана-прерывателя, выполненного заодно целое с поршнем, образованы плоские лыски для контактирования с гнездом-направляющей, выполненным в крышке клапана, для устранения поворота поршня вокруг своей оси в процессе его перемещения под действием сжатого воздуха, поступающего под днище подвижного поршня. Средство фильтрации выполнено с дисковым пористым фильтром и с возможностью отбора отфильтрованных газообразных продуктов сгорания в вакуумированный сосуд - баллон посредством штуцера, расположенного перед вторым микросоплом за дисковым пористым фильтром. 3 ил.
Patent RU-2075434-C1 (RU)
Title: Method of purifying extraction phosphoric acid from admixtures
Inventor: BUSHUEV NIKOLAJ N
IPC: C01B25/234
Filed: 1996-01-11
Granted: 1997-03-20
Abstract: FIELD: industrial production of inorganic substances. SUBSTANCE: method includes preliminary treatment of phosphoric acid with tributyl phosphate to produce extract from which phosphoric acid is further reextracted with water. Reextracted phosphoric acid is evaporated to a density as high as 1.72 g/cu. cm, agitated with crystals of phosphoric acid semihydrate (seed) and formed reaction mixture is subjected to crystallization at 0-10 C. Resultant solid phase is separated, converted into liquid state, agitated with added seed to form a reaction mass in which phosphoric acid density as high as 1.72 g/cu.cm is maintained, for example, with use of distilled water. Reaction mass is then subjected to crystallization at 5-15 C for at most 3 h to produce crystals of phosphoric acid semihydrate, and liquid phase is returned into crystallization stage. EFFECT: enhanced efficiency of process. 6 cl
Patent RU-2100462-C1 (RU)
Title: Apparatus for production of spongy titanium and its versions
Inventor: PUTIN ANATOLIJ A
IPC: C22B34/12
Filed: 1996-02-22
Granted: 1997-12-27
Abstract: FIELD: nonferrous metallurgy. SUBSTANCE: apparatus contains retort-type reactor with bottom branch pipe, false bottom, vacuum eductor, vacuum eductor valve, and cooler. Valve is set up on retort-condenser bottom branch pipe and connected with vacuum eductor, and ratio of working space of retort-reactor to its total space is (0.85-0.95):1. In another version, vacuum eductor with valve is mounted in the flange of cover. In this case vacuum eductor is arranged eccentrically above, below or in the plane of horizontal cross-section of cover flange, cover being symmetrical with respect to horizontal cross-section of flange. EFFECT: improved design. 6 cl, 2 dwg
Patent RU-2105647-C1 (RU)
Title: Method of high-frequency welding of sections of surface-rib type
Inventor: ZLOTIN V E
IPC: B23K101/08
Filed: 1996-02-20
Granted: 1998-02-27
Abstract: FIELD: production of sections of the surface-rib type, in particular, T-sections, H-sections, ribbed pipes. SUBSTANCE: the rib and surface are brought together forming a V-slot with the apex in the convergence point. The surface and rib are overheated by passage of high-frequency current. The current leads are installed at definite distances from the convergence point along the axis of welding. The preheating zone is located between the current lead to the surface and the convergence point. The surface and rib are compressed in the convergence point. The current lead to the rib is positioned at a distance from the convergence point, depending on the rib thickness. The length of the surface heating element is determined, depending on the mentioned distance and welding speed. EFFECT: optimized welding conditions. 1 dwg, 2 tbl
Patent RU-2102312-C1 (RU)
Title: Ozone generator
Inventor: ZAKHAROV ALEKSANDR LEONIDOVICH
IPC: C01B13/11
Filed: 1996-04-08
Granted: 1998-01-20
Abstract: FIELD: treatment of gas flow by electric discharge for production of ozone-air or ozone-oxygen mixture. SUBSTANCE: ozone generator has electrode plates with terminals positioned one opposite to other with formation of discharge gap between them hermetically isolated from electrodes by dielectric plates. Electrode plates are located on external surfaces of dielectric plates which are placed at some fixed distance one from another with the aid of insert which geometric dimension corresponds to this distance. Electrode plate can be pressed against dielectric plates by means of spring-loaded fixtures. EFFECT: enhanced operational efficiency. 1 cl, 1 dwg
Patent RU-2104543-C1 (RU)
Inventor: BYKOVA A A
IPC: G01N33/53
Filed: 1996-04-16
Granted: 1998-02-10
Abstract: FIELD: immunoneurology. SUBSTANCE: blood of patient (0.1-0.2 ml) is examined by adding 0.1-0.2 ml of 0.5% suspension of morphine-loaded ram erythrocytes to lymphocytes in sample. Mixture is incubated at 37-37.5 C, after which rosette-forming lymphocytes in the smear are calculated. When percentage of rosette-forming cells exceeds 10%, disseminated sclerosis is diagnosed. EFFECT: simplified and made less expensive diagnostics; increased its accuracy and specificity. 5 tbl
Patent RU-2109226-C1 (RU)
Title: Water heating solar plant
Inventor: KARPENKO VLADIMIR NIKOLAEVICH
IPC: F24J2/34
Filed: 1996-04-26
Granted: 1998-04-20
Abstract: FIELD: water heating facilities. SUBSTANCE: water heating solar plant has tank-accumulator 1 to outer surfaces of which coating 2 made of heat absorbing material is applied. Heat absorbing coating is solar heat collector 3. Plant has also thermal chamber 4 forming heat air insulation 5 over entire perimeter of tank-accumulator 1 and made of material passing thermal solar radiation. EFFECT: enlarged operating capabilities. 4 cl, 3 dwg
Patent RU-2104902-C1 (RU)
Title: Hydraulic blade drive for turnable shaft
Inventor: OGARKOV L F
IPC: B63H25/30
Filed: 1996-04-23
Granted: 1998-02-20
Abstract: FIELD: shipbuilding. SUBSTANCE: hydraulic blade drive includes housing consisting of rigidly interconnected lower and upper parts; lower part is secured to ship's hull; drive is also provided with turnable rotor mounted in housing and rigidly connected with rudder stock. Inner surface of housing and rotor is ball-shaped. Rotor has circular torous cavity bounded by ball-shaped surface of housing where movable blades are mounted. Movable blades are rigidly connected with rotor by means of semicircular keys. Blades are engageable with ball-shaped surface of housing by means of seals. Provision is also made for fixed blades engageable with torous surface of rotor by means of seal and connected with housing by means of self-aligning device which is made in form of cylindrical holders with longitudinal slots where cylindrical retainers having flats are mounted; they are secured on housing. EFFECT: enhanced reliability. 2 cl, 2 dwg
Patent RU-2114462-C1 (RU)
Title: Optical instrument for education
Inventor: AMSTISLAVSKIJ JAKOV EFIMOVICH
IPC: G09B23/22
Filed: 1996-05-14
Granted: 1998-06-27
Abstract: FIELD: optical instruments. SUBSTANCE: device has light source, screen and holder which is located between them. Holder carries polarizer, object from crystalline quartz and analyzer. Object from crystalline quartz is designed as two trihedral rectangular lenses which reflection angle is equal to 30 deg and which are made from right- and left-handed quartz crystals. Prisms are connected along hypotenuse planes and are located in collimated light beam as rectangular parallelepiped. Direction of optical axes in prisms is perpendicular to greater plane of parallelepiped and coincides with direction of collimated light beam axis. EFFECT: simultaneous demonstration of optical activity of crystalline quartz. 4 dwg
Patent RU-2093301-C1 (RU)
Title: Method for manufacturing pistons of internal combustion engines
Inventor: BELOUSOV IGOR YA
IPC: B23P15/10
Filed: 1996-06-07
Granted: 1997-10-20
Abstract: FIELD: manufacturing pistons of internal combustion engines from aluminum alloys with silicon additions. SUBSTANCE: piston consists of metal body with side holes and its bottom has ceramic and niresist inserts. The latter is calorized directly before installation in stamp. Ceramic insert is fixed with the help of niresist insert in course of its subsequent location and locking. Then liquid metal is poured into stamp and fulfilled successively are stamping, broaching of side holes in body, lower underpressing and final holding under pressure. Metal crystallization and joining of piston members take place in course of the operations. Stamping is carried out in two stages at low and nominal pressure and holding for 10-15 s between stages for formation of sealing band. EFFECT: higher efficiency. 3 cl, 5 dwg
Patent RU-2100335-C1 (RU)
Title: Method for production of vinyl disiloxanes
Inventor: ZHUN VLADIMIR I
IPC: C07C7/08
Filed: 1996-06-21
Granted: 1997-12-27
Abstract: FIELD: production of organosilicon compounds, particularly, production of vinyl disiloxanes which may be used by manufacturing of organosilicon liquids, resins and caoutchoucs. SUBSTANCE: method involves heat treatment of vinyl polysiloxanes which takes place in the presence of hydroxides of alkali and alkaline-earth metals together with halides of alkali and alkaline-earth metals. Quantity of both hydroxides and halides is 0.05-10 mass % of mass of vinyl polysiloxanes. KOH, LiOH, NaOH, $$$ or their mixture are used as mentioned above hydroxides of metals; KF, NaF, LiF, $$$ or their mixture are used as mentioned above halides. EFFECT: increased yield of product. 2 cl, 1 tbl
Patent RU-2110082-C1 (RU)
Title: Device determining parameters of visibility and microstructure of atmospheric formations
Inventor: KARPOV A I
IPC: G01W1/00
Filed: 1996-06-26
Granted: 1998-04-27
Abstract: FIELD: meteorology, atmospheric optics for distant determination of horizontal and tilt visibility, height of clouds and microphysical structure of atmospheric formations. SUBSTANCE: device determining parameters of visibility and microstructure of atmospheric formations has source of linearly polarized radiation, optical receiver of scattered radiation, photoreceiving channels for reception of polarization components on two working wave lengths, unit processing and recording received signals, system of synchronization of operation of device elements. Device is also equipped with calibration-norming channel intended for correction of instability of parameters of receiving-transmitting path of device and for calibration of sensitivity of receiving channels under mode of measurement of brightness of surrounding background. In addition device is provided with photochannel for reception of radiation on multiple ( second ) wave length of radiator by means of dichroic unit and with photochannel for reception of halo part of component of radiation repeated many times with the aid of unit for separate reception of this component. EFFECT: increased accuracy of measurements, enhanced volume of measurement information. 1 dwg
Patent RU-2108029-C1 (RU)
Title: Method for optimizing parameters, operating modes of devices and technologies based on rhythmic principles
Inventor: GOLUBEVA O V
IPC: A01J5/02
Filed: 1996-07-11
Granted: 1998-04-10
Abstract: FIELD: experimental researches of processes. SUBSTANCE: method involves setting ratio of working strokes and idle strokes equal to 0.618, i.e. Fibonacci numbers. EFFECT: increased efficiency and enhanced reliability in operation of devices.
Patent RU-2130266-C1 (RU)
Title: Dough rolling and baking unit
Inventor: CHERNOBEL SKIJ I V
IPC: A21C3/02
Filed: 1996-09-05
Granted: 1999-05-20
Abstract: FIELD: confectionery industry. SUBSTANCE: dough rolling and baking unit has single belt conveyor with working run extending through all processing zones of the unit. Conveyor belt passes through forming gap between forming members. One forming member positioned adjacent to dough to be rolled out is formed as drive roller and other forming member positioned in opposed relation to belt is formed as supporting roller or table. Tunnel oven is positioned in zone where formed dough is withdrawn from rolling device. Conveyor belt is made from adhesion-resistant thermally stable material, such as fluorine-containing varnished glass cloth. Such construction allows dough to be processed into thin-layer sheets which are immediately baked. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 1 dwg
Patent RU-2127479-C1 (RU)
Title: Ac selector switch
Inventor: LEVINZON S V
IPC: H05B47/10
Filed: 1996-09-25
Granted: 1999-03-10
Abstract: FIELD: electrical engineering; handling lighting circuit and other loads. SUBSTANCE: device that has signal shaper, delay unit, auxiliary power supply, and final element is provided, in addition, with active voltage divider, band filter, active rectifier, two comparators, and photoamplifier. Device operates in main and stand-by modes. In stand-by mode of operation, load may be placed at zero potential or, when damping capacitor is turned on, voltage across load may be lower than rated value. In main mode of operation, device may be connected to load through two series- connected switches for definite time interval by means of delay unit incorporating two single-shot multivibrators. EFFECT: simplified design, improved reliability, enlarged functional capabilities. 3 cl, 3 dwg
Patent RU-2117579-C1 (RU)
Title: Laminated roofing and waterproofing material
Inventor: ANDREEV A V
IPC: B32B25/10
Filed: 1997-02-20
Granted: 1998-08-20
Abstract: FIELD: manufacture of building materials. SUBSTANCE: material has external and internal layers consisting of rubber mixture based on combination of synthetic divinyl rubber and chlorosulfonated polyethylene taken at ratio (5- 15):(85-95). Intermediate layer being glass-fiber cloth. Material can be used in the form of rolls and sheets. EFFECT: increased frost resistance and reduced inflammability. 1 dwg, 1 tbl
Patent RU-2138727-C1 (RU)
Title: Method of transportation of high-viscosity products
Inventor: KAZARJAN T S
IPC: F17D1/16
Filed: 1997-03-17
Granted: 1999-09-27
Abstract: FIELD: transportation of high-viscosity petroleum products. SUBSTANCE: viscosity is reduced through addition of inert gas whose amount is proportional to reduction of solidification temperature and is maintained between 15 and 30% of volume of product. EFFECT: reduction of viscosity of product.
Patent RU-2113307-C1 (RU)
Title: Section bending mill
Inventor: ANTIPANOV V G
IPC: B21D5/08
Filed: 1997-03-19
Granted: 1998-06-20
Abstract: FIELD: rolled stock production, namely manufacture of cold bent sections in multistand section bending mills. SUBSTANCE: section bending mill includes successively arranged duo stands with upper and lower rolls. Roll barrels have cylindrical and conical portions. At shaping strips with thickness 0.5-3.0 mm, in all stands lower rolls barrels with inclination angle of cone generatrices of conical portions relative to roll axis α ≤=60-70 degrees have mean cylindrical portion and two conical portions at both sides of cylindrical one. Cylindrical surfaces of said mean portion are gummed by plastics. Barrels of upper rolls are identical but their mean portions are gummed by plastic only in central zone whose width is equal to 0.5-0.7 of that of cylindrical one. EFFECT: enlarged manufacturing possibilities of mill, lowered labor consumption for shaping operations. 3 cl, 1 dwg , 1 ex
Patent RU-2138071-C1 (RU)
Title: Adaptive two-position electronic regulator
Inventor: MAGERGUT V Z
IPC: G05B11/18
Filed: 1997-04-30
Granted: 1999-09-20
Abstract: FIELD: automatic control of household and industrial equipment. SUBSTANCE: regulator whose positions are adapted to varying loads has comparator, double-threshold comparators, regulated-voltage setting element, adaptation and re-adaptation zone voltage setting element, regulator position reversing code counter, position selection multiplexer, inverters, light-emitting diodes, and output unit. EFFECT: improved regulation characteristics. 6 dwg
Patent RU-2145433-C1 (RU)
Inventor: GORBACHEV S V
IPC: G02B23/04
Filed: 1997-06-16
Granted: 2000-02-10
Abstract: FIELD: optical instrumentation, optical observation, guidance and aiming devices. SUBSTANCE: invention refers to periscopes. Device provides for stable operation of several observation channels with laser range finder under unfavorable conditions without any additional adjustment and for wide tracking range of observed object. Observation device includes two observation channels, as minimum, optically intercoupled by means of beam splitter, laser range finder incorporating radiation source and receiver and luminous mark. There exists channel for its formation in the form of collimator. Two reflectors are placed on optical axes of observation channels on opposite sides of beam splitter with regard to components of observation channels. Radiation source and receiver of laser range finder, collimator and beam splitter are mounted for turn through constant angles and sighting by height with kinematic transmission ratio between beam splitter and radiation source, receiver and collimator equal to 1/2. Reflectors are installed for sighting by height. One of channels of device can be manufactured in several versions, it can use infrared or television observation channels, for example. Observation channel in addition can be manufactured in the form of one lens and two observation channels, infrared and television, optically coupled to it with the aid of rotary mirror. EFFECT: provision for stable operation under unfavorable conditions. 4 cl, 1 dwg
Patent RU-2134630-C1 (RU)
Inventor: KHOLMOGORTSEV JU P
IPC: B24B19/11
Filed: 1997-08-01
Granted: 1999-08-20
Abstract: FIELD: plastic working of metal in manufacture of piston rings for internal combustion engines. SUBSTANCE: method involves loosely fitting pack of piston rings on mandrel between beveled thrust washers; placing pack in grinding casing; imparting rotational and reciprocating motion along casing axis to mandrel and simultaneously imparting precessional motion to individual pin of each ring at frequency W equal to rotational speed of mandrel and additional oscillatory nutation motion at frequency Ω equal to reciprocating motion frequency, with nutation frequency exceeding precession frequency (Ω ≥ ω. W). Nutation changes angle between pins of rings from α  to β, with α being less than 2 deg and β being within the range of 3-5 deg. EFFECT: increased efficiency, wider range of shapes of barrel profiles and improved quality of piston rings. 2 dwg