baber/WOPTO huggingface dataset:
Patent RU-2191862-C2 (RU)
Inventor: KIM A I
IPC: E01D19/06
Filed: 2000-12-29
Granted: 2002-10-27
Abstract: FIELD: highway engineering, particularly, designs of functional joints applicable, mainly, in bridge construction, in superstructure of bridges with considerable operating linear movements of its component members. SUBSTANCE: functional joint has edging metal angle pieces with a row of holes accommodating pins, rubber expansion joint located between parallel vertical angle piece flanges and whose free ends are located on upper flanges of an angle pieces, and locked from their ends and from atop by plates of upper and end face covers. Claimed functional joint differs from the known ones by the fact that pins are rigidly connected to form comb with plate covers located above rubber expansion joint which has holes along edges with pins passed through said holes. Besides, pins are accommodated in holes by length of upper cover with space equal to 8-12 pin diameters equal to 2-4 thicknesses of rubber expansion joint in point of its fastening. In this case, pins are welded to upper cover whose width exceeds width of end face cover by a factor of 1.5-2.5. EFFECT: higher maintainability of functional joint, increased operating reliability, and reduced maintenance expenditures. 3 cl, 1 dwg
Patent RU-2261811-C2 (RU)
Title: Vehicle quick-acting antilock brake system
Inventor: KONEVTSOV M D
IPC: B60T8/42
Filed: 2001-01-16
Granted: 2005-10-10
Abstract: FIELD: transport engineering; brake system of vehicles. 
     SUBSTANCE: proposed antilock brake system contains master brake cylinders of circuits, each provided with auxiliary piston, spring placed between auxiliary piston and piston with seal, and electromechanical valve connected with control cylinder and made for cutting off delivery of liquid from master cylinder of corresponding circuit.  Antilock brake system contains also accelerometer also accelerometer made for recording changes in braking process deceleration connected with computer.  Computer is connected with control cylinder.  Areas of pistons in master cylinders of circuits and in control cylinder are chosen to provide possibility of limiting pressure in circuits in process of braking at definite level by means of control cylinder. 
     EFFECT: improved operating characteristics of antilock brake system. 
     3 dwg
Patent RU-2201845-C2 (RU)
Inventor: KRUGLOV E I
IPC: B23B27/16
Filed: 2001-04-09
Granted: 2003-04-10
Abstract: FIELD: metalworking. SUBSTANCE: invention relates to cutting tools. Proposed cutting tool has housing, insert in form of wedge, cutting tip, holddown and insert fasteners. Holding is made stepped, spring-loaded, integral with insert to improve quality of metalworking, reliability and convenience in operation, to decrease overall dimensions and to provide reliable fastening of cutting tip. End holddown is in contact with front surface of cutting tip in one point. Insert and insert in cutting tool housing can be made in form of wedge with angle equal to that of insert, surfaces of wedge being formed by side surfaces of insert and socket. End of holddown in contact with cutting tip can made with two bevels in plan forming angle with vertex in point of contact. Lower surface of holddown is arranged relative to front surface of cutting tip at acute angle with vertex in point of contact. Insert can be secured in housing socket by fastening screw turned into threaded hole from side of support plane. Said threaded hole is made in insert and is designed for fastening cutting tip. EFFECT: improved quality of metalworking. 4 cl, 3 dwg
Patent RU-2202108-C2 (RU)
Title: Method for determining farm crop demand of nitrogenous fertilizer
Inventor: BARSUKOV P A
IPC: G01N33/24
Filed: 2001-04-10
Granted: 2003-04-10
Abstract: FIELD: agriculture. SUBSTANCE: method involves annually determining nitrate nitrogen (Nn) in 0-20 cm and 20-40 cm thick soil layer and humus (A20) in 0-20 cm thick soil layer once per crop rotation and determining farm crop demand (H) of nitrogenous fertilizer in accordance with formula: H={Np-(Nn20. d20+Nn40. d40). 2-Ts. 0.00075. A20.0.579. d20.2,000,000/100. cd/100/R (C/N)-1.55. Y.100.0.5.0.015.0.17}. kW, where Np is coefficient equivalent to availability of mineral nitrogen for crop in soil by sowing date; Nn20 and Nn40 are content of nitrate nitrogen in 0-20 cm and 20-40 cm thick layers, respectively; d20 and d40 are volumetric weight of soil in 0-20 cm and 20-40 cm thick layers, respectively; R(C/N) is C/N ratio in soil organic substance of 0-20 cm thick layer; A20 is content of humus in 0-20 cm thick layer; cd is coefficient of depth of humus accumulating soil layer and content of humus therein; Ts is total of positive average daily soil temperatures for period of from autumn (sampling date) to spring (sowing date); 0.00075 is percentage amount of mineralized carbon of soil organic substance per day at soil temperature of 1 C of carbon content in soil organic substance; 0.007 is average nitrogen content in mortmass; 0.17 is share of decomposing mortmass from autumn to spring; 0.5 is coefficient for recalculation of cereal straw weight per year of samples into amount of mortmass in autumn; Y is precursor cereal crop grain yield, centner/hectare; 1.55 is coefficient for recalculation of grain weight into cereal straw weight; kw is complex coefficient for evaluating heat and moisture capacity of growing period. Method is used for determining demand of soil in nitrogenous fertilizer needed for growing of cereals, industrial or fodder crops, and potato. EFFECT: reduced labor intensity, increased efficiency in precise determining of nitrogenous fertilizer demand for farm crops. 1 dwg, 1 tbl
Patent RU-2202306-C2 (RU)
Title: Dental prosthesis cleaning and sterilizing apparatus
Inventor: CHIZHOV JU V
IPC: B08B3/12
Filed: 2001-05-15
Granted: 2003-04-20
Abstract: FIELD: orthopedic dentistry. SUBSTANCE: apparatus has cleaning chamber, washing chamber and guiding devices connected with one another, at least three containers for objects to be cleaned and mechanisms adapted for moving said objects and rigidly connected with one another. Cleaning chamber is equipped with supersonic vibration source, electric heater and temperature sensor. Apparatus is further equipped with excessive pressure forming systems comprising tank filled with cleaning solution, pump and adjustable throttle, as well as with electric drive for rotating containers provided with dental prosthesis clamps manufactured from alloy with reversible memory effect, with at least two clamps being fixed in each container. Apparatus is further provided thermal fan and automatic control unit connected to moving mechanism, excessive pressure forming systems, electric drive for rotating containers, electric heater, thermal fan, and temperature sensor. Apparatus may be used in the process of manufacture of dental prostheses, and as equipment for series cleaning of dental prostheses in geriatric and invalid homes. EFFECT: increased cleaning speed, improved sterilization of prostheses upon completion of process and increased efficiency by in-line cleaning, washing, drying, sterilization and package-marking procedures. 8 cl, 6 dwg
Patent RU-2217734-C2 (RU)
Inventor: POTEMKIN G A
IPC: G01N25/02
Filed: 2001-08-07
Granted: 2003-11-27
Abstract: FIELD: analysis of alloys in metallurgy and electrochemistry. SUBSTANCE: samples of analyzed material with known and unknown contents of component are heated, cooling curves and their derivatives are taken. Times of crystallization of specified component in sample, content of specified component in material are established by first derivatives of cooling curves. EFFECT: shortened time of establishment of relative content of specified component. 2 cl, 3 dwg
Patent RU-2235683-C2 (RU)
Inventor: PERSSON MIKAEHL
IPC: C01B33/14
Filed: 2000-04-28
Granted: 2004-09-10
Abstract: FIELD: paper-and-pulp industry. 
     SUBSTANCE: invention relates to aqueous sol containing silica-based particles and to papermaking process. Aqueous sol has S value within a range of 10 to 45%, viscosity 5 to 40 cPs, and SiO 2 /M 2 O molar ratio from 10:1 to 40:1, where M represents alkali metal or ammonium, and silica content is at least 10 wt %. Silica-based particles are prepared as follows: aqueous solution of a silicate is acidified to pH 1-4 resulting if formation of sol containing 4.5-8 wt % silica, which sol is subjected to first-step alkalization to pH at least 7 leading to growth of alkaline sol particles for at least 10 min. Sol is the thermally treated and subjected to second-step alkalization to pH al 10.0. Manufacture of paper from aqueous slurry containing cellulose fibers and optionally filler comprises adding silica-based particles and at least one charged organic polymer. 
     EFFECT: improved drainage and retention properties and increased stability of sol. 
     20 cl, 3 tbl, 7 ex
Patent RU-2281990-C2 (RU)
Inventor: RJUDIGER EHVAL D
IPC: C25D5/18
Filed: 2001-12-06
Granted: 2006-08-20
Abstract: FIELD: galvanic deposition of nickel, nickel or cobalt alloys. 
     SUBSTANCE: proposed method is performed in electroplating bath by means of nickel- or cobalt-containing electrolyte; during process, current is fed repeatedly to at least one anode and one cathode located in bath. Ratio of anode current density I A  to cathode current density I c  (I A /A c ) is more than 1 and less than 1.5 and ratio Q A /Q c =(T A .I A )/(T c .I c ) of charge Q A  carried by anode current pulse during time T A   to charge Q c  carried by cathode current pulse during time T c  ranges from 30 to 45. Electroplating bath proposed for realization of this method is provided with profiled anodes, shields for better distribution of current, cleaning unit for cleaning the electrolyte and circulating system at return supply of electrolyte through nozzles. 
     EFFECT: possibility of obtaining permanent joint of coats with other parts by welding. 
     19 cl, 3 dwg
Patent RU-2225277-C2 (RU)
Inventor: KAGAN VALERIJ G
IPC: B22D11/06
Filed: 2000-07-21
Granted: 2004-03-10
Abstract: FIELD: belt type machines for metal continuous casting with straight or flat cavity along length of which belt moves to outlet. SUBSTANCE: cylindrical apparatus includes stationary members for guiding belt and defining cylindrical path of belt motion. Said guiding members may engage with supplied compressed air for providing levitation of belt to its inner surface bent along cylindrical path. Pressure level created by air providing levitation consists at least 90% and it provides disengagement of belt and stationary members. Method comprises steps of placing flexible belt in such a way that its inner surface is turned to working surfaces; creating tension in mounted belt for forcing its inner surface to working surfaces; supplying pressurized air at least through one throttling opening until its contact with inner surface of belt for providing belt levitation; driving mounted tensioned belt having predetermined shape and subjected to levitation to motion along closed path for guiding and feeding moving belt into cavity of mold. Apparatus provides deflection, bending or change of motion direction of endless flexible thin belt with predetermined thickness during its motion. EFFECT: possibility for creation of stationary apparatus for guided feed of belt having no parts moving along closed path with use of convex cylindrical air cushion. 25 cl, 14 dwg
Patent RU-2284434-C2 (RU)
Inventor: BAZAROV VLADIMIR GEORGIEVICH
IPC: F23D3/02
Filed: 2002-05-06
Granted: 2006-09-27
Abstract: FIELD: mechanical engineering; combustion of fuels. 
     SUBSTANCE: invention relates to combustion of fuels, mainly liquid ones, including viscous fuels and contaminated fuels of wide fraction composition in domestic and industrial furnaces.  According to proposed method, fuel is mixed with primary air to form enriched fuel mixture and is combusted with obtaining of reducing products of incomplete combustion, and secondary air fed to incomplete combustion products in form of jets inclined to direction of flow which are twisting around their axes forming spiral swirl air strings on which reducing combustion products are afterburned, and crossing air swirls are formed in zone of combustion twisted in opposite sides around their axes, part of twisted swirl strings are divided by air jets non-twisted around their axes, and at combustion of low-volatile fuel mixture is fed to zone of fuel and air mixing in form of crossed jets of fuel gas and air twisted around their axes.  Proposed device contains fuel feed unit, primary air-fuel mixer and combustion chamber with slot channels with fitted-in at least two corrugated spacers with inclined corrugations contacting by sides, direction of tilting of corrugations at adjacent spacers is opposite to form crossed channels.  Combustion chamber is made in form of set of corrugated spacers with corrugations inclined in opposite directions and butt-jointed with interlapping.  Inlet side of part of corrugated spacers is provided with self-contained manifold isolated from air space. 
     EFFECT: provision of complete combustion, uniform temperature field, reduction of toxicity of combustion products. 
     6 cl, 11 dwg
Patent RU-2226620-C2 (RU)
Inventor: BIRJULIN I B
IPC: F03D9/00
Filed: 2002-05-27
Granted: 2004-04-10
Abstract: FIELD: wind power engineering. SUBSTANCE: invention relates to wind thermoelectric generators using wind energy for heating water and generating electric energy. According to invention, proposed wind thermoelectric generator contains thermal generators installed in platform and base, conical cup and stop rigidly connected with vertical shaft, piezoelectric elements and piezoelectric film. Upper thermal generator is installed in center of round platform, and lower thermal generator is installed in center of base. Thermal generators are provided with inlet and outlet branch pipes hydraulically connected with cold and hot water systems. Movable disks of thermal generators are rigidly coupled with vertical shaft, and fixed disks are connected to inner walls of thermal generators and are supported from below by bushings provided with capsules with heat accumulating composition from outer side. Said capsules are connected to bushings by means of metal bands. Conical cup with hole in lower part is installed through shock absorbers on posts secured on base. Piezoelectric elements are installed inside cup. Piezoelectric elements contact with rollers secured through cages to conical stop rigidly coupled through rods with vertical shaft. Upper hoop is attached through rods to stops connected to posts secured on platform and base. Lower hoop is attached to upper part of base. Piezoelectric film stretched between hoops oscillates under action of wind. EFFECT: simplified design, increased efficiency. 2 cl, 1 dwg
Patent RU-2264261-C2 (RU)
Inventor: BARB ERI SIL VANO
IPC: B02C4/28
Filed: 2000-10-18
Granted: 2005-11-20
Abstract: FIELD: grinding of free-flowing materials. 
     SUBSTANCE: the roller mill has at least one pair of rollers rotating in opposite directions, with a gap between them for passage of the material subject to grinding, a facility for delivery of the flow of the material subject to grinding between the rollers and a facility for the drive combined with the facility for delivery to produce an oscillatory motion of the facility for delivery, thus, the flow of the material subject to grinding is supplied due to the fall in the gap between the rollers.  The facility of the drive has a shaft that is installed with the possibility of rotation on the facility for delivery that is provided with one mass eccentrically installed relative to the axis of rotation of the shaft and fastened on the shaft for rotation together with it.  The facility for delivery has a hopper, the means for support has at least one supporting lever hinge-joined to the frame and hopper, and the facility for transmission has at least one pulley, belt transmission, the plane in which the shaft axes are positioned is parallel with the longitudinal axis of the supporting lever. 
     EFFECT: enhanced efficiency of grinding. 
     6 dwg, 6 cl
Patent RU-2237511-C2 (RU)
Inventor: KNJAZ KOV A L
IPC: B01F5/00
Filed: 2002-06-18
Granted: 2004-10-10
Abstract: FIELD: liquid handling facilities; mixing of viscous liquids. 
     SUBSTANCE: proposed mixer contains cylindrical housing inside which conical partition with top pointed opposite to flow of liquids to be mixed is secured. Partition is provided with holes in cone wall which are made axially symmetrical in circumferences on different distances from vertex of cone. Use of proposed static mixer makes it possible to increase efficiency of mixing process, especially when mixing viscous liquids or save energy at mixing. 
     EFFECT: improved efficiency of mixing. 
     2 dwg
Patent RU-2232330-C2 (RU)
Inventor: PUTIVLEV L I
IPC: F16K1/22
Filed: 2002-07-09
Granted: 2004-07-10
Abstract: FIELD: machine engineering, namely manufacture of fitting used in branches of industry for quick emergent closing of pipelines. 
     SUBSTANCE: valve includes housing in the form of tube whose inner diameter is equal to inner diameter of pipeline; cutting off assembly having disc closing organ and ring-seat. The last is arranged in plane normal relative to lengthwise axis of tube of housing for dividing housing by inlet and outlet ducts. Rotary shaft is joined with disc closing organ. Rotary shaft is provided with actuating mechanism. Width of ring of seat consists of 2 - 4.5 thickness values of wall of tube housing. Inner surface of ring-seat is in the form of truncated cone whose base is turned to inlet duct. Minimum thickness of ring-seat exceeds thickness half of tube of housing. Disc closing organ is rigidly joined with rotary shaft by means of angular joint, is has diametrically arranged rubber seal and it rests in closed position upon inner surface of ring-seat without brackets. When said organ is fully open it is arranged along axis of tube of housing. Axis of rotary shaft is spaced by distance equal to 1 - 1.5 thickness values of ring-seat from axial plane of housing tube and from plane of contact of disc closing organ with inner surface of ring-seat. Actuating mechanism provides turning of rotary shaft by angle (88 +- 2) degrees. Cutting off assembly includes disc closing organ and ring-seat. The last divides inner cavity of cylindrical housing by inlet and outlet ducts and it has inner surface in the form of truncated cone whose base is turned to inlet duct. Disc closing organ includes round plate and annular seal fastened along periphery of closing organ by means of washer. In closed state disc closing organ rests upon inner surface of ring-seat at side of inlet duct. Width of ring-seat consists of 2- 4.5 thickness values of wall of pipeline. Apex angle of cone inner cone surface of ring-seat is equal to   where   - apex angle of cone, degrees; D s  - specific diameter of pipeline, mm. Diameter of base of truncated cone is no more than (D t -0.5•S) where D t  - inner diameter of tube of housing, mm; S - thickness of wall of tube of housing, mm. 
     EFFECT: increased rate of valve operation at emergent closing of pipeline, lowered hydraulic resistance, improved manufacturability of valve due to lowered number of assortment of parts. 
     2 cl, 4 dwg
Patent RU-2227862-C2 (RU)
Inventor: KUL CHIN JU N
IPC: F17D5/00
Filed: 2002-07-16
Granted: 2004-04-27
Abstract: FIELD: continuous observation systems engineering. SUBSTANCE: method includes sending a probing signal on pipeline route and evaluating of probing results. As a probing signal impulse optical signal is used, which is sent along at least one stationary measuring channel, isolated from atmosphere, for forming of which channel a fiber light guide is connected to pipeline casing. Along the length of each light guide, portions with increased reflective ability are formed at given periodicity. Presence of opening is detected on basis of change of parameters of reflected optical signal, received from each portion with increased reflective ability. Input of probing signal and receiving of reflected signals are performed by means of registering optical reflectometer. EFFECT: capability of constant control over product pipeline serviceability, increased speed of warning in case of pipeline opening. 7 cl, 1 dwg
Patent RU-2260173-C2 (RU)
Title: Способ определения параметров трехмерного объекта
Inventor: SHIRANKOV A F
IPC: G01B11/24
Filed: 2002-08-13
Granted: 2005-09-10
Abstract: Изобретение относится к области измерений контуров или кривых и касается способа определения параметров трехмерного объекта, заключающегося в освещении объекта коллимированным параллельным пучком когерентного монохроматического света, направленным под углом подъема винтовой поверхности относительно оси объекта, в качестве которого используют объект с винтовой поверхностью, получении оптического изображения его профиля и последующей обработки полученного профиля изображения для осуществления дальнейших расчетов его параметров, при этом освещение объекта осуществляют одновременно на двух участках коллимированными параллельными пучками когерентного монохроматического света, направленными под углом подъема винтовой поверхности относительно оси объекта, причем эти два пучка располагают симметрично относительно продольной оси объекта и получают два изображения указанного профиля, взаимное расположение отдельных элементов в которых не зависит от наличия вибраций и тряски. Данный способ позволяет обеспечить повышенное качество проведения измерений. 1 ил.
Patent RU-2267492-C2 (RU)
Title: Способ синтеза фталасцидина и промежуточных продуктов и промежуточные соединения
Inventor: KORI EHLIAS DZH
IPC: C07F7/18
Filed: 2001-02-09
Granted: 2006-01-10
Abstract: Изобретение относится к новому способу синтеза соединения 5, ключевого промежуточного соединения в синтезе сильных противоопухолевых агентов эктенасцидина 743 (1) и фталасцидина (2) и легодоступных промежуточных соединений 3b и 4. Технический результат - упрощение процесса. 3 н. и 2 з.п. ф-лы.
Patent RU-2232517-C2 (RU)
Title: Method and apparatus for preparing of soya food base
Inventor: PODOBEDOV A V
IPC: A23L11/00
Filed: 2002-09-18
Granted: 2004-07-20
Abstract: FIELD: food-processing industry, in particular, production of soya-based foods. 
     SUBSTANCE: method involves mixing soya beans with water and grinding soya beans for producing of primary soya suspension; removing insoluble soya particles from said solution; mixing insoluble soya particles resulted from cleaning of primary soya suspension with water for producing of secondary soya suspension; removing insoluble soya particles from the latter; heating cleaned soya suspension to temperature of at least 120 0 C and holding in heated state; deodorizing soya suspension after inactivation and subjecting to cooling. Apparatus has mixing vessel, grinder, soya suspension heating device, device for removal of insoluble soya particles from soya suspension, mixer, soya suspension holding device, and heat-exchanger. Insoluble particles removal device is equipped with main and additional centrifuges. 
     EFFECT: reduced bean taste of ready product owing to improved procedure of inactivating anti-nutritive substances and reduced amounts of wastes resulted from raw material processing operation. 
     3 cl, 2 dwg