baber/WOPTO huggingface dataset:
Patent RU-2030510-C1 (RU)
Inventor: CHERNYAEV BORIS N
IPC: E02F3/38
Filed: 1991-10-18
Granted: 1995-03-10
Abstract: FIELD: transfer and cleaning operations. SUBSTANCE: transfer device has base machine and container with blade gate. Container is made in form of vessel turned over upward with its bottom. Vessel has valve, articulated four-link chain, transducer of warning on filling, and pointed nose. EFFECT: higher efficiency. 3 cl, 2 dwg
Patent RU-2009888-C1 (RU)
Title: Process for manufacturing wood fiber boards
Inventor: PYAK BORIS N
IPC: B27N3/04
Filed: 1991-10-31
Granted: 1994-03-30
Abstract: FIELD: manufacture of wood fiber materials. SUBSTANCE: process includes the use of paper currency material to be shredded to fines of 40-50  °  as plant raw material and a flocculating agent, preferably 0.025-0.1 % aqueous solution of 1.2-dimethyl-5-vinyl-pyridinium-methyl sulfate, pH 6-9 as electrolyte. Formation and dehydration of fibrous structure is carried out in vacuum at pressure of 0.09 to 0.1 MPa and moisture content of 68-72 % with subsequent hot molding of it at temperature of 160 to 180 C, pressure of 0.5 to 2.5 MPa and 0.5-1 % moisture content of the end product. EFFECT: improved quality of wood fiber boards. 1 tbl
Patent RU-2019852-C1 (RU)
Title: Capacitive pickup for checking wires of printed circuits
Inventor: KOZLOV ERIK S
IPC: G01R31/312
Filed: 1991-07-29
Granted: 1994-09-15
Abstract: FIELD: test equipment. SUBSTANCE: capacitive pickup has exciting and signal electrodes 1 and 2 correspondingly and negative feedback amplifier 3. All the units are disposed inside electrconducting shielding case 4. Both electrodes are isolated electrically from the case and disposed in the plane of one side of the case. Signal electrode 2 is connected to high-ohmic non-inverting input of amplifier 3. Compensation circuit is introduced into the pickup, which is formed by controlled capacitance 5 and resistor 6 connected in series. One end of compensation circuit is connected to exciting electrode 1, and the other end is connected to inverting input of amplifier 3. Case of the pickup is separated to three spaces, which are shielded one from another - exciting electrode space 7, signal electrode space 8 and compensation circuit space 9. EFFECT: improved reliability of operation. 1 dwg
Patent RU-2006188-C1 (RU)
Inventor: ELSHIN ANATOLIJ I
IPC: H05B3/68
Filed: 1991-12-09
Granted: 1994-01-15
Abstract: FIELD: electrical engineering, electrical household appliances. SUBSTANCE: electrical hot plate has housing consisting of upper and lower base- type parts and electrical heating element in the form of secondary short-circuited transformer windings connected in parallel with one another. The primary winding of the transformer is connected to power supply source. EFFECT: extended operating capabilities. 1 dwg
Patent RU-2019302-C1 (RU)
Title: Method of coal flotation
Inventor: PETUKHOV VASILIJ N
IPC: B03D1/02
Filed: 1991-12-17
Granted: 1994-09-15
Abstract: FIELD: concentration of minerals. SUBSTANCE: initial raw is subjected for preliminary pulping, prepared pulp is conditioned with collector and frothing agent following by separation and isolation of fuel mass to the concentrate. The source of collector: technical product from production of polyisobutylene in the form of light oligomers of isobutylene. EFFECT: improved method of coal flotation. 3 tbl
Patent RU-2052585-C1 (RU)
Inventor: STUROV VLADIMIR IVANOVICH
IPC: E02D33/00
Filed: 1992-02-11
Granted: 1996-01-20
Abstract: FIELD: civil engineering. SUBSTANCE: base is subjected to drop weight with changeable impact energy. Increment of depth when weight is penetrating into the base is determined. Critical impact influence with drop weight is determined at time when penetration increment is absent. Base bearing capacity under vertical load is determined by maximum force of base dynamic resistance at critical impact influence or by maximum recess diameter as impressed on removable lead sample. EFFECT: high accuracy. 1 dwg
Patent RU-2027635-C1 (RU)
Title: Propeller anti-icing system
Inventor: PLAKHOV LEONID E
IPC: B64D15/06
Filed: 1991-07-11
Granted: 1995-01-27
Abstract: FIELD: for flight vehicle, air cushion craft, snowplane. SUBSTANCE: system uses a spinner with electric-heating elements connected with the propeller hub by means a disk and through a diaphragm - with spinner centering hub 7, with movable plug-in connector 8 located inside. Socket 9 of casing 10 of plug-in connector 8 is formed by internal cylindrical surface 11 of spinner centering hub 7 and end face of diaphragm 12 located inside hub 7 and fastened to it. Casing 10 of plug-in connector 8 is made up of interior part 13 and exterior part 14, with contacts 15 installed between them for radial and axial movement and engagement of the slots of plug-in connector interior part 13 with contact flats, cylindrical bosses 18 of the connector interior part are located in holes 19 of diaphragm 12, and the connector exterior part is provided with taper guides 20 according to the number of contacts and is engageable with retaining ring 21. EFFECT: enhanced reliability of the system and adaptability to manufacture by self-adjustment of contacts. 10 dwg
Patent RU-2008728-C1 (RU)
Title: Device for digital recording and reproduction of speech information
Inventor: SELIKHOV ANATOLIJ I
IPC: G11B20/10
Filed: 1992-02-28
Granted: 1994-02-28
Abstract: FIELD: devices for digital recording and reproduction. SUBSTANCE: device has encoder, main and additional channels for recording, storing and reading of information, synchronization and control unit, start-stop control unit, marker processing unit. In addition device has four multiplexers, two AND gates, pause code generator, inverter, threshold voltage generator, comparator, four switch elements, low-band filter, amplifier, three OR gates, and eight demultiplexers. Variable information is stored in main channel and often repeating information is stored in additional channel. Device provides separate access to memory units of both channels. Thus device provides serial recording and random access reading of speech information according to given algorithm. EFFECT: increased functional capabilities. 6 dwg
Patent RU-2009116-C1 (RU)
Title: Method for purifying 1,1,1,2-tetrafluoroethane
Inventor: ASOVICH VIKTOR S
IPC: C07C17/38
Filed: 1992-03-12
Granted: 1994-03-15
Abstract: FIELD: purifying polyfluorinated alkanes. SUBSTANCE: 1,1,1,2-tetrafluoroethane contains high toxic impurities of unsaturated haloid-containing compounds C 2 -C 4 , their quantities being 10-100000 ppm. Raw 1,1,1,2-tetrafluoroethane is passed through higher fluoride of cobalt or silver (as oxidizer). The process takes place at 200-400 C, linear rate of raw materials passage is given in specification. Waste metal fluorides are regenerated at 200-400 C. EFFECT: improves efficiency of the method.
Patent RU-2086512-C1 (RU)
Title: Methane tank
Inventor: TUMCHENOK VIKTOR I
IPC: C02F11/04
Filed: 1992-01-22
Granted: 1997-08-10
Abstract: FIELD: waste disposal. SUBSTANCE: invention relates to producing biogas and protein-vitamin additive from animal and fowl vital-activity products using anaerobic and aerobic microorganisms at agricultural waste-treatment stations. Methane tank comprises acid, acid regression, alkali, and methane fermentation chambers successively communicating through fermentable wort and biogas pathways. Wort and biogas move in direction of methane fermentation chamber in countercurrent relation. Acid, acid regression (3) and alkali (4) fermentation chambers are equipped with strips 17 disposed on their bottoms and reciprocating from displacement of cable 21 by aid, e.g. of eccentric 22 and elastic member 23. Strips 17 are provided with flexible vertical threads 10 moving in chambers 2,3,4 together with strips 17 providing agitation and immobilization of microorganisms causing destruction of fats, proteins, and carbohydrates of ash-free organic substance of substrate thereby increasing completeness of destruction to 90-95%. Chambers 2,3,4 are covered with roof 6 and casing roof 5 forming chamber 26 for biogas. EFFECT: reduced loss of heat and stabilized organic substance breakdown. 12 dwg
Patent RU-2000595-C1 (RU)
Inventor: NEFEDEV VALENTIN I
IPC: G03B17/56
Filed: 1992-03-10
Granted: 1993-09-07
Abstract: Использование: в фотокинотехнике,  служит дл  установки фотоаппаратов при  съемке и может быть использовано дл  установки  других приборов, например теодолитов  и др. Сущность изобретени   заключаетс  в том. что средство плавного изменени  углового положени  каждой опоры  выполнено в виде ступицы с отверсти ми  и пазами, цилиндрической оси, разделенной  вдоль на верхнюю и нижнюю полуоси, а  средство фиксации углового положени   опор выполнено в виде резьбовой пары на  наконечнике опоры и в нижней полуоси цилиндрического  выступа на вершине наконечника  и отверсти , соосного резьбовому в  верхней полуоси, а на наружной цилиндрической  поверхности полуосей выполнено  рифпение 4 ил.
Patent RU-2055807-C1 (RU)
Title: Device for removing caps from flasks stopped by plugs
Inventor: IZMESTEV KIRILL V
IPC: B67B7/16
Filed: 1992-04-30
Granted: 1996-03-10
Abstract: FIELD: medicine and chemical industry. SUBSTANCE: jaws 3 are moved apart and brought to neck of bottle with cap 8. Knife 6 of second jaw 3 is driven under lower edge of cap 8. With arms 1 compressed and end face of second jaw thrusting against neck of bottle 7 upper horizontal portion of cap 8 located above rubber plug 9 is cut by knife 4. Then lower part of cap 8 is cut by lower knife 6. EFFECT: enlarged operating capabilities. 1 dwg
Patent RU-2018469-C1 (RU)
Title: Vessel for storing food liquids
Inventor: AGAPOV NIKOLAJ G
IPC: B65D51/16
Filed: 1992-06-16
Granted: 1994-08-30
Abstract: FIELD: containers in food industry. SUBSTANCE: circular chamber 6 is made in neck 2 of vessel 1 housing. Plug 9 has circular wall 10 and is freely displaced in circular chamber 6. Longitudinal ribs 11 are made on inner surface of the circular wall. EFFECT: simplified design. 3 cl
Patent RU-2062542-C1 (RU)
Title: Способ управления мощностью излучения газового лазера с высокочастотной накачкой и устройство для его осуществления
Inventor: DOLGOV VYACHESLAV V
IPC: H01S3/10
Filed: 1992-08-18
Granted: 1996-06-20
Abstract: Изобретение относится к области лазерной техники и может быть использовано в технологических, медицинских научных и других установках. Сущность изобретения: способ управления мощностью газового лазера с высокочастотной накачкой заключается в том, что выделяют электрический сигнал пропорциональным мощности излучения, сравнивают с опорным электрическим сигналом и управляют мощностью накачки таким образом, чтобы уменьшить абсолютную величину разности между опорным сигналом и сигналом мощности. При этом мощность накачки модулируют по амплитуде преимущественно сигналом прямоугольной формы, а скважность модулирующего сигнала увеличивают, если опорный сигнал больше сигнала мощности, и уменьшают, если опорный сигнал меньше сигнала мощности. В частном случае постоянного сигнала мощность излучения стабилизируется. Устройство для осуществления способа содержит отдельные устройства для всех стадий обработки сигнала и управления накачкой и может быть реализовано как в аналоговом, так и в цифровом варианте. 2 с. и 2 з. п. ф-лы, 3 ил.
Patent RU-2055713-C1 (RU)
Title: Method for indirect arc welding in suspended state
Inventor: OKUPNIK EFIM I
IPC: B23K9/173
Filed: 1992-08-27
Granted: 1996-03-10
Abstract: FIELD: welding process, may be used in construction, ship-building, mechanical engineering and other branches of industry for arc welding in suspended state of bearing, basic and technological constructions without usage of constructive means facilitating forming of welded joint rear side. SUBSTANCE: method involves assembling members to be welded and edges prepared for welding so that space is defined between them; exciting electric arc between electrode and edges of members to be welded, with welding bath being formed adjacent to electric arc base; moving electric arc outside welding bath to position it within space in contact with welding bath front zone; forming through open channel oriented toward joint and connecting face and rear sides of members to be welded. Electrode is arranged perpendicular to joint or at an angle below 10 deg with respect to line perpendicular to joint axis in the direction of displacement over joint. Welding speed is chosen to be equal to electrode melting rate. EFFECT: increased efficiency, improved quality of joints and enhanced reliability in operation. 13 dwg
Patent RU-2088999-C1 (RU)
Title: Time relay
Inventor: ARDASHEV VALENTIN MAKAROVICH
IPC: H01H47/18
Filed: 1992-05-22
Granted: 1997-08-27
Abstract: FIELD: pulse equipment; ignition systems of internal combustion engines. SUBSTANCE: time relay comprises equivalent of two-base diode on measuring and auxiliary transistors 1, 2, basic capacitor 3, charging current-setting element 6 of capacitor 3, univibrator 7, main 12 and additional 17 input buses, voltage divider 13 placed between bus 12 and one of poles of power supply source, controlled key 9, current limiting element 19. For expansion of application field, time relay is supplemented with additional capacitor 5 connected through load between base of transistor 1 and emitter of transistor 2, bus 17 is connected to output of voltage divider 13, input of key is connected to bus 12, output of univibrator is connected through element 19 to input of key 9 and input circuit of univibrator is connected between base of transistor 1 and second pole of power supply source. EFFECT: broadened application field. 3 cl, 2 dwg
Patent RU-2055440-C1 (RU)
Inventor: SUKHOV MIKHAIL YU
IPC: H02J3/12
Filed: 1992-10-05
Granted: 1996-02-27
Abstract: FIELD: voltage regulation in electric networks. SUBSTANCE: directional search of various combinations of time delay and dead zone takes place in device due to introducing into voltage regulator on-load tap changer present position detecting unit, regulation efficiency computing unit, and comparison unit with YES and NO outputs for comparing regulation effectiveness with desired value; this procedure occurs by searching optimum regulation parameters. In addition, assembly averaging operation has been replaced by time averaging operation during information processing as it becomes available. EFFECT: improved efficiency of voltage regulator, saved area of microprocessor main storage. 2 dwg
Patent DE-10050336-C1 (DE)
Title: Programmable echo compensation filter for transceiver uses programmable resistance circuits with parallel resistors and associated controlled switches
Inventor: PESSL PETER
IPC: H04B3/23
Filed: 2000-10-11
Granted: 2002-07-25
Abstract: The echo compensation filter has a signal input (13) receiving the transmission signal provided by the transceiver coupled via an input resistance (36) to an operational amplifier (39), coupled at its output to an output resistance (43). A first programmable resistance circuit (48) is connected between the output and the input of the operational amplifier, a second programmable resistance circuit (51) connected between the output resistance and the output of the echo compensation filter and a third programmable resistance circuit (55) connected between the first programmable resistance circuit and the filter output. Each programmable resistance circuit has a number of parallel resistors and associated controlled switches.  An Independent claim for a transceiver with a programmable echo compensation filter is also included.
Patent DE-10149736-C1 (DE)
Title: Etching of metal layer systems used in the production of strip conductors comprises switching between etching of an upper aluminum-containing layer and etching of a lower as soon as an intermediate layer has been reached
Inventor: HOEHNSDORF FALKO
IPC: H01L21/3213
Filed: 2001-10-09
Granted: 2003-04-17
Abstract: Etching of metal layer systems comprises providing a semiconductor wafer with at least two aluminum-containing layers consisting of an upper aluminum-containing layer (3) separated from a lower aluminum-containing layer (2) by an intermediate layer (5), and etching of the upper aluminum- containing layer with a first etching angle followed by etching of the lower aluminum- containing layer with a second etching angle different to the first etching angle. A switch is made between the first and the second etching steps as soon as an end point determination identifies that the intermediate layer has been reached.  Preferred Features: The first etching step is carried out at a higher etching rate than the second etching step. The etching gas is a mixture of BCl3 and Cl2. During the second etching step the mixture contains a greater quantity of BCl3 and a smaller quantity of Cl2 than the mixture used for the first etching step. The etching gas also contains CH4 and N2. The intermediate layer is a titanium or TiN layer.
Patent DE-10238155-C1 (DE)
Title: Weapon storage and transport case, e.g. for rifle, has elongate chamber where weapon is placed, cover and intermediate sidewalls with fixings for securing weapon in place
Inventor: SCHOENENBACH HEINRICH R
IPC: F41C33/06
Filed: 2002-08-15
Granted: 2003-11-20
Abstract: The case (10) has an elongate chamber (14) for reception of the weapon (17) provided by a base (11), a cover (12) and intermediate sidewalls (13a,13b,13c,13d), with fixings for securing the weapon provided within the chamber in the form of flexible retaining bands (19a,19b,19c,19d,19e,19f) attached to one of the chamber walls (15,16a,16b,16c).  The retaining bands are matched to the contour of corresponding sections of the weapon, for enclosing it on all sides in conjunction with the chamber wall.
Patent DE-19505345-C1 (DE)
Title: Cutting drum for underground coal mining
IPC: E21C25/10
Filed: 1995-02-17
Granted: 1996-10-24
Abstract: Each radially outwards pointing coupling strip (15,16) is connected in one piece to a secant-form wall section (13,14). The coupling strips on their sides facing away from each other on one section of their height are provided with a wedge face (26,27) extending at an acute angle to the joint face (10). A coupling shoe (28,29) encompasses the wedge face by a shape conforming wedge face. A space is formed between the radially outwards turned side walls (18,19) of each coupling strip and the inner wall of the coupling shoe facing it.
Patent DE-19507541-C1 (DE)
Title: Electric operating drive for automobile sunroof or convertible roof
Inventor: HAHN FERDINAND
IPC: H02H7/085
Filed: 1995-03-03
Granted: 1996-02-29
Abstract: The operating drive uses an electric motor (11), with a sensor detecting the actual rotation rate of the motor and an emergency cut-out or reversal device (18), responding to an object in the movement path of the roof. A rotation regulator (15) responds to the difference between the actual and the required motor rotation rates, with a setting device (16) controlling the motor voltage. The emergency cut-out or reversal device is controlled by an evaluation device (17,17'17"), receiving the setting signal (Xstell) for the setting device provided by the rotation regulator.
Patent DE-19623387-C1 (DE)
Title: Equipment for thermo-abrasive treatment of surfaces with abrasive particles
Inventor: POGOSOV ARKADI Z
IPC: B24C5/00
Filed: 1996-06-12
Granted: 1997-12-04
Abstract: The equipment comprises a compressed air source (4), compressed air conduits (6, 7, 8), a fuel conduit (9) and a conduit (10) for abrasive-air mixture. A regulating device (13) is provided for the abrasive, as are a pneumatically controlled main valve (18), a regulating device for fuel, a regulatable fine controlled feed valve, a regulating device for air by-pass, and a regulating device for compressed air (46). A regulating device for abrasive/compressed air mixture (47) is provided for input of oxydation medium, fuel and abrasive air mixture. The output cross-section of the conduit for input of abrasive-air mixture into the reactive burner (1) in the combustion chamber is arranged within the zone of homogeneous combustion.
Patent DE-19630452-C1 (DE)
Title: Tyre carcass building manufacture having more extensible shrunk cords at overlapping point
Inventor: HESSE HEIKO
IPC: B29D30/44
Filed: 1996-07-27
Granted: 1997-07-03
Abstract: A multilayer tyre carcass(1), especially for a vehicle tyre, is manufactured by: a) forming an air tight rubber inner layer (2) on a drum; b) positioning an intermediate layer(3), comprising prestretched plastic cords embedded in rubber, on top of the inner layer(2) so that the beginning and end overlap and heating to shrink the cords; c) positioning the bead wires(6) and wrapping the edges of the intermediate  layer(3) around the latter; e) wrapping side strips(7) around the bead wire. Prestretching of the cords occurs at elevated temperature prior to embedding in the rubber matrix. Claimed equipment for heating the intermediate layer(3) includes a cutting device with a knife and below this a radiation heater which can be moved forward until it covers at least part of the width of the intermediate layer(3). Heating is applied to a very precise identical length on both sides of the cutting knife.
Patent DE-19631989-C1 (DE)
Title: Rotational speed adapting vibration absorber with hub and symmetrical vibration absorber masses
Inventor: ECKEL HANS-GERD DR ING
IPC: F16F15/31
Filed: 1996-08-08
Granted: 1997-09-04
Abstract: The hub part (1) rotates around a rotational axis. The vibration absorber masses (2) are symmetrically positioned in relation to an axis of symmetry going through the centre (M) and are pivoted on pivot axes spaced apart from the rotational axis (3), following the rotational movement (4). Each vibration absorber mass is mounted by two peripherally spaced apart bolts (5) extending parallel with the rotational axis in the hub part. The bolts run on curved paths (6). The outer shape is in the form of a circle arc on an axis of symmetry of the vibration absorber mass going through the centre. The outer shape has a centre displaced outwardly by the pendulum length.
Patent DE-19640779-C1 (DE)
Title: Key with key identification device
Inventor: HOLZGREFE VOLKER
IPC: E05B19/06
Filed: 1996-10-02
Granted: 1997-06-05
Abstract: The key has a head (3) and a shaft (5) with an information section (7) with a micromechanical code structure (17). The micromechanical code structure has height differences in the region of 0.1 to 50  mu . The length of the micromechanical code structure is in the range 0.01 to 10 mm. The micromechanical code structure may contain a binary coded structure with only one height difference value or may contain multiple height difference values. A sensing device has a sensing tip which is moved over the information section to detect the code structure.
Patent DE-19641188-C1 (DE)
Title: Magnet drive power supply circuit e.g. for switchgear
Inventor: ROEHL WOLFGANG DIPL ING
IPC: H01H47/32
Filed: 1996-09-24
Granted: 1998-01-08
Abstract: The invention concerns a circuit arrangement providing an electromagnetically operated mechanism of a switchgear with an electricity supply from a direct current supply device by means of an electronic switching device, which is released periodically by control signals provided by a control circuit according to the principle of a pulse-width modulator wherein the duration and frequency of the control signals can be modified by a measuring voltage which drops out to a measuring resistor which is series connected to the electromagnetically operated mechanism of the switchgear. The control circuit (STS) is fitted with a pulse-width modulator circuit (PWM) to control the electromagnetically operated mechanism (SMA) of the switchgear whereby the control variable is derived from a measuring resistor (PWM) located in the charge circuit and is supplied, along with a reference voltage (RSP), to the operational amplifier (OPV) of the control circuit (STS) to enable periodic switching between inrush current and holding current.