baber/WOPTO huggingface dataset:
Patent RU-2006161-C1 (RU)
Inventor: KONOVALOV SERGEJ I
IPC: H02M7/04
Filed: 1992-05-28
Granted: 1994-01-15
Abstract: FIELD: electrical engineering. SUBSTANCE: converter has two conversion channels, first one being built up of series-connected high-frequency main inverter 1 built around double-ended switching components, power transformer 2, rectifier 3, and double-section LC ripple filter. Other conversion channel has bridge inverter 7 built around switching components, transformer 8 whose primary winding is connected to output of inverter 7 and secondary winding is inserted in series with primary winding circuit of transformer 2, and also double-ended switching component 9 connected between primary winding tap of transformer 8 and common point of respective pair of switching components of inverter 7. EFFECT: improved mass, size, and dynamic characteristics due to reduced reactances of ripple filter and amplitude of low-frequency harmonic components of rectified voltage spectrum. 2 dwg
Patent RU-2083556-C1 (RU)
Title: Process for preparing anthranilic acid ester
Inventor: MILITSIN IGOR ANATOLEVICH
IPC: C07C219/34
Filed: 1992-06-15
Granted: 1997-07-10
Abstract: FIELD: perfume and food industries, more particularly preparation of aromatic carboxylic acid esters, more specifically anthranilic acid esters useful in perfume and food industries and in preparing chemical agents for plant protection. SUBSTANCE: synthesis is carried out by esterification of anthranilic acid with alcohol in excessive amount of mineral or sulfonic acid. Anthranilic acid ester salt of general formula: R 1 •NH 2 C 6 H 4 COOR (wherein R is ethyl, methyl, R 1  is sulfonic acid), is then isolated from reaction mixture, said salt is dissolved in water and the desired product is extracted from the resulting solution with non polar solvent in the presence of anthranilic acid of formula: R 1 •NH 2 C 6 H 4 COOH which is used in the esterification stage as initial product. EFFECT: more efficient preparation process. 2 cl
Patent RU-2041509-C1 (RU)
Title: Process of preparation of working fluid for power electric equipment
Inventor: SOBOLEVSKAYA LYUDMILA V
IPC: H01B19/00
Filed: 1992-07-08
Granted: 1995-08-09
Abstract: FIELD: electric machine engineering. SUBSTANCE: when preparing fluid polyorganosiloxane with viscosity 10-100 sq.mm/s is treated with adsorbents, is mixed with cerium acetilacetone with ratio, per cent by mass: 99.5-99.99 and 0.01-0.05 correspondingly and is heated to temperature 120-130 C followed by evacuation of air. EFFECT: increased electric strength of working fluid, prolonged service life of it.
Patent RU-2057684-C1 (RU)
Title: Water-jet propeller
Inventor: ZHELTUKHIN IGOR D
IPC: B63H11/08
Filed: 1992-06-30
Granted: 1996-04-10
Abstract: FIELD: shipbuilding. SUBSTANCE: water-jet propeller has water conduit with axial-flow pump arranged in it. Water conduit is made in form of annular wing with axial extent equal to 2-4 diameters of pump impeller and number of blades no less than 11; ends of blades are connected with short nozzle whose length does not exceed 0.15 diameter of impeller; rear portion of this nozzle is sunken in water conduit and front portion is spaced apart from inner surface at a distance of 0.01 to 0.015 of impeller radius. EFFECT: improved propulsive properties of water-jet propellers; reduction of before-cavitation noise and vibration caused by operation of propeller in irregular flow behind water-craft hull. 1 dwg
Patent RU-2074688-C1 (RU)
Title: Method of mastoidoplasty
Inventor: KOZLYUK ANATOLIJ S
IPC: A61F11/00
Filed: 1992-08-26
Granted: 1997-03-10
Abstract: FIELD: medicine. SUBSTANCE: method deals with using autologous bone marrow-rich trabecular bone treated with suspension of autologous lymphocytes activated in vitro. EFFECT: higher efficiency for better adaptation of plastic material and rapid healing of operated wound.
Patent DE-10153872-C1 (DE)
Title: Automobile rear seat has an adapter on a swing mounting which, in the event of a crash, can distort and/or fracture for the locking unit to move in relation to the locking rail
Inventor: BARZEN JOHANNES
IPC: B60N2/08
Filed: 2001-11-02
Granted: 2002-10-17
Abstract: The vehicle seat, and especially the rear seat in an automobile, has at least one adapter (27) for a change into a flat backrest for packages. It swings at its mounting (23,25), and can be detached from the automobile structure. In the event of a crash, the adapter and/or mounting can distort and/or partially fracture so that the locking unit (29) can move in relation to the locking rail (11).
Patent DE-19516494-C1 (DE)
Inventor: AIGNER JOACHIM DIPL ING
IPC: B60R21/237
Filed: 1995-05-05
Granted: 1996-10-24
Abstract: The invention relates to a process for folding an inflatable airbag as a constituent part of a passenger restraint system particularly in motor vehicles, which is arranged folded in a housing or similar accommodation chamber when not in use and in the event of release can be automatically inflated into its form of use by introduction of a gas produced by a gas generator, in which before the start of its folding the airbag (11) is brought into its form of use and starting from this is folded by being acted upon by mechanical folding aids (14; 16; 18), avoiding the formation of double layers of the airbag fabric, in such a way that at least the fold surfaces of the folded airbag (11) formed in the first folding step are arranged in one layer with respect to the gas generator (10) in such a way that the outflowing gas acts directly on the fold surfaces of the folded airbag (11) formed in the first folding step without first flowing round other fold surfaces.
Patent DE-19542890-C1 (DE)
Title: Fluid leakage detection method for pipeline
IPC: F17D5/02
Filed: 1995-11-17
Granted: 1997-07-17
Abstract: The method allows the leakage point and the leakage rate to be determined by causing a pressure variation in the fluid pipeline (2) and detecting the pressure variation characteristic at different points (P1,P2) along the pipeline.  A mathematical simulation model is used for calculating the expected pressure variation characteristic at a given intermediate point, compared with the actual pressure variation characteristic, with adjustment of the position and leakage rate of a leakage point in the simulation model, until the compared characteristics are the same.
Patent DE-19603028-C1 (DE)
Title: Under-frame for railway goods wagon for transporting cargo containers
Inventor: ARSIWALLA TAHER DIPL ING
IPC: B61D3/20
Filed: 1996-01-29
Granted: 1997-03-27
Abstract: The under-frame has two longitudinal bearers (3) joined to one another by cross bearers (4), the flat upper side of which stretch over a loading plane. The longitudinal bearers continually diverge in transition sections from the central section (2M) to the end sections (2E) and in the end sections are externally guided past the running mechanisms. Their lower edge is located beneath the upper edge of the running mechanism. The longitudinal bearers in the transition sections have additional reinforcements and have a torsion-proof box profile. The longitudinal bearers are formed as double T bearers with a through vertical rib (3S) together with upper and lower beams. In their diverging transition sections they have an additional rib plate (3S') for forming a torsion-proof box profile.
Patent DE-19616678-C1 (DE)
Title: Circular knife blade, especially for cutting hydraulic hoses
IPC: B26D1/00
Filed: 1996-04-26
Granted: 1997-09-04
Abstract: The knife blade (2) is chamfered on at least one side and has a toothed periphery. The individual tooth segments are separated from each other by slits (4) running inwards from the periphery at a fixed angle to the radius.  The slits have at least three different depths in a periodic alternation. The longest slit of each period extends as far as the area where the chamfer begins (5).
Patent DE-19618456-C1 (DE)
Inventor: OHLIGSCHLAEGER HANS-JOACHIM
IPC: F16D69/02
Filed: 1996-05-08
Granted: 1997-12-11
Abstract: In order to protect parts of bulk goods conveyor installations subject to abrasion, plate-like, calendered linings are proposed made of non-vulcanised natural rubber or of a mixture of non-vulcanised natural rubber and mixed styrene-butadiene polymers. These rubber mats have considerable advantages during manufacture and processing.
Patent DE-19641936-C1 (DE)
Title: Variable effect elastic damper
Inventor: WEDEMANN JOERG
IPC: G10K11/24
Filed: 1996-10-11
Granted: 1998-01-22
Abstract: The damper is made of homogenous elastic material which dampens mechanical vibrations, eg. as an acoustic impedance. At least one end of the damper is fitted with a heater (4,5) or a heat sink, to vary the thermal gradient in the material and thereby alter the damping characteristics. The damping material can be an elastomer and can be made conducting to generate the heating effect inside the material. Alternately the heating is via heating ducts through the material. The heating causes a drop in elastic modulus in the direction of wave propagation.
Patent DE-19704503-C1 (DE)
Title: Stacked-card data carrier plug connector e.g. for telephone accounting matrix store
Inventor: BASSE PAUL-WERNER V DIPL ING
IPC: H01R4/48
Filed: 1997-02-06
Granted: 1998-04-09
Abstract: A plug connection for a stack (1) of card-type data carrier arrangements (2) having at least one integrated semiconductor circuit and at least one contact surface connected to it, in which the plug connection arrangement includes a housing (31,32) with an opening for inserting the cards stack. At least one spiral spring (F,F1,F2) is provided such that the clamping faces (K1,K2) of a card-type data carrier arrangement are clamped in between two coils (W1,W2) of the spiral spring, in the plugged-in position, and represent at least one of the clamping surfaces in which an electrical connection of the data carrier arrangement exist between themselves and with a terminal (4).
Patent DE-19745523-C1 (DE)
Title: Automatically adjustable parking brake for lorry, car, caravan, etc.
Inventor: TALHOF BERNHARD
IPC: B60T7/10
Filed: 1997-10-15
Granted: 1998-06-18
Abstract: The brake has a pull element in the form of a bar (5), which co-operates with traction pieces which are pre-tensioned by springs. A hand or foot-operated control has at least one pawl (8) which engages with the pull-bar for transmitting force. At least one lengthwise side of the pull-bar is cogged (7) and engages with the pawl. The control has a lever (11), which is swivel mounted and fixed at one end to the vehicle. Power transmission elements (13,14) are attached to the other end. The power transmission elements transfer the power from the control to the lever. The pawl is hinged between the ends of the control. The pawl is swivel mounted on a rocker-arm (10) and has a slide ring (18).
Patent DE-19757314-C1 (DE)
Title: Thermal welding unit for plastic pipes having skewed joint tolerant to size and shape variation
Inventor: SCHLACHTER REINHOLD
IPC: B29C65/34
Filed: 1997-12-22
Granted: 1999-04-15
Abstract: The half shells (1, 2), which include the heating elements for welding, have a trapezoidal external contour, in which at least one plane of separation (6, 7) slants (10) with respect to the longitudinal axis (8).
Patent DE-19919833-C1 (DE)
Inventor: BAUMANN MATTHIAS
IPC: B62D37/00
Filed: 1999-04-30
Granted: 2000-11-23
Abstract: The invention relates to a method for controlling a pre-charging pressure generator (3) of a vehicle brake system during the phases of regulation of a directional stability and/or traction control system that functions with the intervention of braking. According to the invention, the pre-charging pressure generator (3) is selectively activated during activation of a respective directional stability or traction control phase only if the conditions that are defined for the activation of the pre-charging pressure generator are fulfilled. The inventive method is used, for example, for automobiles.
Patent DE-19953437-C1 (DE)
Title: Air/exhaust gas structure for a burner has an inner exhaust gas outflow pipe aligned at the required angle with clip rings within a horizontal channel for the air flow to be covered when in place
Inventor: WUELBECK NORBERT
IPC: F23L17/04
Filed: 1999-11-06
Granted: 2001-04-26
Abstract: The channel for air and exhaust gas at a combustion system, which is independent of its local environment air, has a channel section (1) at the chimney composed of an outer pipe to carry the air flow and an inner pipe (5) for the exhaust gas outflow. The outer pipe has a longitudinal channel (6), mounted to the wall, with clip rings (9) to hold the inner pipe (5). The holders give a defined angular pitch to the exhaust pipe (5) within the horizontal outer pipe and, when in place and in the required alignment, the channel is covered.
Patent RU-2063888-C1 (RU)
Title: Self-propelled logging vehicle
Inventor: BOLDYREV ROMUL N
IPC: B60P1/00
Filed: 1992-11-10
Granted: 1996-07-20
Abstract: FIELD: mechanical engineering; self-propelled vehicles designed for operation with logging equipment. SUBSTANCE: device has self-propelled chassis with hydraulically controlled manipulator mounted on chassis frame. Manipulator has slewing column, boom, handle and tongs. Pull winch is installed on slewing column. Winch cable is reeved in guide roller mounted on one end of handle whose other end is made in form of bayonet stop to drive in soil. EFFECT: enlarged operating capabilities. 4 dwg
Patent RU-2055531-C1 (RU)
Inventor: ASTRAKHANTSEV FRIDRIKH A
IPC: A61B17/34
Filed: 1992-11-30
Granted: 1996-03-10
Abstract: FIELD: medicine. SUBSTANCE: instrument has hollow needle and flexible catheter with adapter. The instrument is provided with external tube installed on the catheter for motion and locking by means of bushing and screw. Tube working end has longitudinal recesses. Needle nonworking end has projections for interaction with recesses and mutual locking of the tube and needle. EFFECT: provision of performance of transtracheobronchial biopsy and introduction of drugs in operation with rigid bronchoscope and full exclusion of injection transfer of injection from one patient to another and puncturing dense substrate formations. 1 dwg
Patent RU-2038404-C1 (RU)
Inventor: BELOV NIKOLAJ A
IPC: C22C21/02
Filed: 1992-12-03
Granted: 1995-06-27
Abstract: FIELD: nonferrous metallurgy. SUBSTANCE: aluminium-base alloy has the following components, wt.-% silicon 6-8; magnesium 0.5-0.9; nickel 0.01-0.5; chrome 0.01-0.25; lead 0.01-0.25, and aluminium the rest. EFFECT: enhanced quality of alloy. 1 tbl
Patent RU-2050664-C1 (RU)
Inventor: MAMATOV ALEKSEJ IVANOVICH
IPC: H02J9/06
Filed: 1992-12-25
Granted: 1995-12-20
Abstract: FIELD: power supply for computing and data-processing centers, control centers, and communication equipment. SUBSTANCE: power supply facility has a.c. power buses, working and charging rectifiers, storage battery, two inverters, and in addition it is provided with short-out nonlinear resistance box inserted in series with storage battery "minus" bus, and power diodes whose positive poles are connected to common "minus" buses of working rectifiers, respectively. Facility is also provided with low-current rectifier permanently connected through current relay to storage battery; normally open contacts of relay are connected in parallel to start button of charging rectifier; working rectifiers are, essentially, voltage regulators and charging rectifier functions as current regulator; inverter functions as CW generator. EFFECT: provision for reliable power supply, improved stability of output parameters of a!c! and d!c! currents. 4 cl, 1 dwg
Patent RU-2056809-C1 (RU)
Inventor: FEDOROV SVYATOSLAV N
IPC: A61F2/16
Filed: 1992-12-24
Granted: 1996-03-27
Abstract: Использование: изобретение относится к офтальмологии. Сущность изобретения: искусственный хрусталик глаза содержит интраокулярную линзу, задняя поверхность которой выполнена в виде двух аксиально - симметричных участков, центры радиусов кривизны которых расположены по одну сторону главной плоскости линзы. При этом оба участка могут быть выполнены либо выпуклыми, либо вогнутыми. 2 з. п. ф-лы, 3 ил.
Patent RU-2088943-C1 (RU)
Title: Method and device for serviceability check of electronic meter
Inventor: KAZANSKIJ EVGENIJ B
IPC: G01R21/06
Filed: 1993-01-13
Granted: 1997-08-27
Abstract: FIELD: electric measurement technology; electricity meters. SUBSTANCE: meter serviceability is estimated by difference in reactive and active power and danger of phase shift between current and voltage in supply mains. Device has set of supply mains phase current and voltage transformers. active and reactive power sensors, unit for measuring phase shift between supply mains current and voltage, computer, main and read-only storage units, calendar clock, meter-to-regional-information-system communication system. EFFECT: provision for serviceability check of electricity meter. 3 cl, 1 dwg
Patent RU-2060580-C1 (RU)
Title: Instrumentation operational amplifier
Inventor: GOLOVKO YURIJ P
IPC: H03F3/45
Filed: 1993-02-01
Granted: 1996-05-20
Abstract: FIELD: precision- measurement operational amplifiers for radio engineering and medical instruments (electrocardiographs, electroencephalographs, electromyographs). SUBSTANCE: amplifier has first, second, and third operational amplifiers. Noninverting inputs of first and second operational amplifiers functions as inputs of instrumentation operational amplifier. Inverting input and output of first operational amplifier are connected through first resistor to inverting input and output of second operational amplifier. Power leads of first and second current mirrors are connected, respectively, to positive and negative voltage buses. Input of second current mirror is connected to negative power lead of second operational amplifier; positive power lead of second operational amplifier is connected to positive voltage bus. Output of third operational amplifier functions as output of instrumentation operational amplifier. Variable resistor is inserted between negative voltage bus and output of first current mirror; output of second current mirror is connected to input of first current mirror, inverting input of third operational amplifier and, through second resistor, to output of third operational amplifier whose noninverting input is connected to ground. Negative power lead of first operational amplifier is connected to input of second current mirror; positive power lead of first operational amplifier is connected to positive voltage bus. EFFECT: reduced nonlinear distortions of amplified signals. 1 dwg
Patent RU-2087258-C1 (RU)
Title: Material for coating of metal cutting and stamping tools of steel and hard alloy
Inventor: KHOMYAK BORIS S
IPC: C22C29/16
Filed: 1993-05-07
Granted: 1997-08-20
Abstract: FIELD: manufacture of metal cutting and stamping tools. SUBSTANCE: the offered material based on titanium nitride additionally has one or several metals from group including ruthenium, palladium, rhodium in the amount of 0.15-0.4 mas.%, with balance of titanium nitride. EFFECT: higher efficiency.
Patent RU-2064628-C1 (RU)
Title: Electrodynamic lantern
Inventor: RADCHENKO VLADIMIR I
IPC: F21L13/00
Filed: 1993-07-22
Granted: 1996-07-27
Abstract: FIELD: domestic lighting equipment. SUBSTANCE: lantern has case 25 inside which electric generator is disposed. The generator has pack of plates 1 made of electrical-sheet steel, electric windings 2 reeled upon packs 1, electric lamp 3, lamp-holder 4, electric wires 5 which connect windings 2 with lamp-holder 4. Generator also has rotor which has flywheel 6, axis 36 and magnet 8 built into the rotor. Generator is provided with reflector 30, gear 16, rest 29, handle 9 of spring- loaded device provided with teeth. Handle 9 is made in form of a strap. There are protrusions 10 and 11 at opposite sides of the strap. There is a hole in one protrusion for hinge connection with axis 13 onto which spring 14 is mounted. Teeth-shaped segment 12 is mounted at opposite protrusion. Segment 12 is connected with gear wheel 15 which is brought into contact with larger diameter gear 16. Gear 16 is connected with smaller diameter gear wheel 17. Wheel 17 is brought into coincidence with flange 18, onto peripheral part of which catches 22 are mounted. The catches are mounted in holes of flywheel 6 onto one its surface. Magnet 8 and tooth-shaped segment are mounted at the other surface of flywheel; segment 12 is made of shock-proof material. Flange 18 of gear 17 has wedge-shaped grooves 19. The grooves end with holes 20 for axes 21 and catches 22. Diameters of catches are larger than width of base of wedge- shaped grooves, but smaller than diameter of hole 20, flange 18 and gear 17. Distance between jaws of catches 22 is larger than thickness of flange 18 of gear 17. Catches have symmetrical shapes. EFFECT: improved efficiency of operation. 3 cl, 5 dwg
Patent RU-2084889-C1 (RU)
Title: Method of ultrasonic test of articles having complex shape of bodies of revolution carrying pressed-on parts
Inventor: LOBANOV VYACHESLAV VASILEVICH
IPC: G01N29/04
Filed: 1993-08-10
Granted: 1997-07-20
Abstract: FIELD: instrumentation, nondestructive tasting. SUBSTANCE: pulses of lateral ultrasonic vibrations are fed through conical surface of central hole in article. Article or converter are rotated in this case given that contact fluid is supplied. Pulses are fed at angle with generator of cone of article with allowance for α=π/2-q/2-arctg[D/2-h/L], where q is angle of cone of central hole; D is diameter of article; h is shortest distance between axis of article in region of hole and point of input of ultrasound; L is projection of radiation vector on to axis and with turn relative to plane passing through axis of central hole and point of input of ultrasonic vibrations from 5 to 30 deg. Echoes of ultrasonic vibrations reflected by defect and rear wall of pressed-on part are received in process of rotation. EFFECT: increased accuracy of method thanks to decrease of noises from rear walls of parts pressed-on tested articles. 1 dwg
Patent RU-2049885-C1 (RU)
Inventor: GORSHKOV ALEKSANDR I
IPC: E04H6/00
Filed: 1993-08-24
Granted: 1995-12-10
Abstract: FIELD: car parking. SUBSTANCE: car is installed on lifting/descending installation member. One end of car body is hinged to the member. Once installation member has been lifted up to the height exceeding car height, another car end is lifted to the height exceeding height of the installed member. In so doing car body is turned around to change its position from lengthwise about the road to crosswise one. The parked cars are placed partially over sidewalk at a height exceeding one of a man, and partially over road, providing moving cars and trucks through narrow road, and car access to sidewalk edge to ensure short-term getting-on -off the passengers. EFFECT: increased throughput of narrow urban streets with large number of parked cars. 2 cl, 12 dwg
Patent RU-2043714-C1 (RU)
Inventor: SHCHELKUNOV IGOR S
IPC: A01K61/00
Filed: 1993-10-22
Granted: 1995-09-20
Abstract: FIELD: fish farming. SUBSTANCE: method involves treatment with some immunity-modulating agent by means of injections or exposure of fishes to a solution of such agent. The agent is interferon inductor based on double-spiral natural RNA. Injection doses may be 1-20 mg/kg of liveweight, and the solution for exposure is 0.5-2 mg/l. The time of exposure is 30-60 min, with the use of the hyperosmotic filtration method with oxygen saturation of water as high as 80-100% For hyperosmotic infiltration, fishes are preliminarily exposed to 5-6-% solution of sodium chloride. EFFECT: high method effectiveness; low cost; no environmental hazard. 2 cl, 3 tbl