baber/WOPTO huggingface dataset:
Patent DE-4041128-C1 (DE)
Title: Gearchange mechanism on gearbox -  incorporates locking element to hold lever and prevent jumping out of gear
IPC: F16H63/30
Filed: 1990-12-21
Granted: 1992-04-02
Abstract: The gear-drive selector device has a first lever (5) guide pin (7) engaging a second lever (6) guide track (8) to move an axially sliding gear element (9). With the gear element engaged, a second lever locking element (12) engages a first lever recess (13) to prevent the gear element disengaging. The locking element and recess are arranged w.r.t. the parallel lever axes (3, 4), so that they engage at the same time as the gear element is engaged. USE/ADVANTAGE - Reduced gear selector lever movement and positive locking on gearchange.
Patent DE-4106039-C1 (DE)
Title: Inverter for prodn. of AC voltage - with switch operation controlled to generate rectangular signals
IPC: H02M7/49
Filed: 1991-02-22
Granted: 1992-08-27
Abstract: The inverter for prodn. of an AC voltage of a specified signal shape has at least one transformer with a primary winding (2) and a secondary winding (3). The primary winding has at least two switches (4,5) assigned to it. A multiple of transformer steps is provided respectively with a primary winding (2) and assigned switches (4,5), all of which are connected with a control unit (8). The switches (4,5) are switched by the control unit (8), so that the primary windings (2) are fed with rectangular signals, between which respectively lies a dead time. The signals of the individual primary windings (2) are mutually displaced in time and their addition in the secondary winding gives a stepped curve approximately of the specified signal shape (sine wave). ADVANTAGE - Reduces HF harmonic and commutating loss to give good efficiency. Specified signal produced without large engineering circuit costs.
Patent DE-4213816-C1 (DE)
Title: Chuck for grinding wheel to machine spindle - has ball secured on wheel holder rotation axis, with spindle fitted with bush
IPC: B23Q3/12
Filed: 1992-04-27
Granted: 1993-04-01
Abstract: The wheel fixture for a spindle clamps the tool and holder to the spindle using a flat endface to the spindle and a flat face on the support radial to the rotation axis. A ball (16) fixed to the tool support (6) on the rotation axis (3) or a coaxial bushing (5) on the spindle (1) end face should be flexibly deformed to press the ball into the bushing. In this condition the flat support face (10) bears on the flat endface (2) of the spindle. Pref. the ID of the bushing (5) is 2-5 micron smaller than the ball dia. USE/ADVANTAGE - Grinding machine. Ball and bushing on tool support and spindle form a reproducible sub-micron accuracy fixture.
Patent DE-4235667-C1 (DE)
Inventor: KOPP WALTER DIPL ING
IPC: G03G15/00
Filed: 1992-10-22
Granted: 1994-01-05
Abstract: An electrophotographic printing or copying machine has a cooling device (K) for the heated recording medium arranged downstream of the thermofixing device (W) in the direction of transport of the copying medium. The cooling device (K) consists of a cooling saddle through which the cooling medium flows and which has a cooling surface (19) over which the recording medium is guided so as to cover the cooling surface (19). The cooling surface may have air outlets (20) through which air is supplied into a gap between the copying medium (17) and the cooling surface (19) so as to form an air cushion. Additional cooling devices may be provided for further cooling the copying medium by generating a current of cooling air blown over the surface of the copying medium against its direction of transport.
Patent DE-4314694-C1 (DE)
Title: Prepn. of sinter mouldings from a mixt. of a sinterable powder and an oxymethylene binding agent - involving removal of binding agent by treatment with a gaseous acid which is solid at room temp.
Inventor: TRUEBENBACH PETER DR
IPC: C04B35/638
Filed: 1993-05-04
Granted: 1994-05-11
Abstract: Prepn. of sinter mouldings comprises: (a) forming a mixt. of (i) a sinterable ceramic or metallic powder and (ii) polyoxymethylene or a copolymer with predominantly oxymethylene units, as binding agent, to a green body; (b) removal of binding agent by novel treatment with a gaseous acid (which is solid at room temp., and which sublimes, or melts and vaporises, at higher temps.); and (c) sintering the mixt. ADVANTAGE - Use of an acid which is solid at room temp. reduces problems relating to corrosion and disposal. In an example, Iron powder (grain size 3.5 microns; 2000g) was kneaded with a polyoxymethylene copolymer of 198g of trioxan and 4g of butanediolformal (with an av. mol. wt. of 150,000) and 44g of polyethylene (with an av. mol. wt. of 800). The mixt. was worked into rods (5x7x65 mm3). The rods were treated, at 135degC and normal pressure, with anhydrous oxalic acid (150g) and nitrogen (500 l/hr), as carrier gas, for 6hrs. in a 50l oven. The resulting rods showed no surface oxidn. After sintering at 1280degC. the prods. showed a sintering density Ds of 7.64g/cm3.
Patent DE-4401245-C1 (DE)
Title: Electrical plug connector, in particular an angled plug
Inventor: HERM CHRISTA
IPC: H01R13/512
Filed: 1994-01-18
Granted: 1995-03-23
Abstract: An electrical plug connector is described whose housing has a cover which grips in the region of an attachment (which is provided with an external thread) in such a manner that the cover can easily be detachably fastened to the housing with the aid of a pressure screw which engages over the attachment. According to the invention, the external thread of the attachment is provided only on the attachment of the housing, and the attachment is of joint-free construction.
Patent NL-1014261-C1 (NL)
Title: Fuel hydrocarbon reforming device of fuel injection system for internal combustion engine consists of multiple co-axial tubes and helical tube used for generating vortex flow of fuel
Inventor: DOORN ROBERTUS JOHANNES
IPC: F28D7/10
Filed: 2000-02-02
Granted: 2001-04-19
Abstract: Reaction chamber (8) consists of multiple co-axial tubes (14,14',15,15') and helical tube (10) used for generating vortex flow of fuel. Helical grooves on ribs are formed in the helical tube. A housing (9) surrounds the helical tube. Heat exchanger is provided between reaction chamber and heat source.  An Independent claim is also included for fuel reforming method.
Patent NL-1017615-C1 (NL)
Title: Tool for controlled forcing of lock with Euro profile cylinder, comprises lever with end cavity that fits exactly over protruding part of cylinder
Inventor: HULSMEIJER JEFFRY JOHANNES HEN
IPC: E05B19/20
Filed: 2001-03-15
Granted: 2002-09-17
Abstract: The tool (12) comprises a lever (15) with a cavity (14) in one end that fits over a part of the cylinder (1) protruding from a door or gate with substantially no play.
Patent NL-1034009-C1 (NL)
Title: Energy and informational level determining/restoring device for e.g. ground, has measuring sensors and measurement system, and frequency/hologram inversion device splitting energy frequencies into harmonious and discordant frequencies
Inventor: LYKLEMA WOLTER FLORIS
IPC: G01N33/00
Filed: 2007-06-21
Granted: 2008-12-23
Abstract: The device has a measurement system, and a computer software system consisting of programs for processing stored energy frequencies and information of soil, ground, water and energy codes in the ground and magnetic fields. A frequency/hologram inversion device splits the energy frequencies into harmonious and discordant frequencies. Measuring sensors is communicated with a physical equipment for making changes in informational level of the soil, ground and the water.
Patent NL-1035257-C1 (NL)
Title: Geothermal heating system, uses wind powered centrifugal pumps to circulate water along vertical and horizontal bores
Inventor: KASTEEL HERMAN VAN
IPC: F24J3/08
Filed: 2008-04-04
Granted: 2009-05-06
Abstract: A vertical bore is sunk to a suitable depth and a horizontal bore leads off from the bottom of the vertical bore at an angle of 90 deg., over a length necessary for sufficient heat exchange capacity with the hot rock. Deionized water is circulated around a closed loop using three centrifugual pumps (P1-P3) in order to act as a heat exchange medium, avoiding corrosion of the vertical bore casing and tubing. The pumps are driven by wind turbines (W1-W3). A water buffer tank connected to a venting installation is used to deoxygenate the water.
Patent RU-2074770-C1 (RU)
Title: Method of preparing catalyst for olefin polymerization
Inventor: GOVARD UILYAM TERNER
IPC: C07F17/00
Filed: 1988-01-27
Granted: 1997-03-10
Abstract: FIELD: preparation of catalysts for petrochemical processes. SUBSTANCE: catalyst is prepared from a compound that may be represented with one of the following general formulas  , where M - metal selected from the group containing titanium, zirconium, and hafnium; (A-Cp) or (Cp)(Cp*), or Cp-A'-Cp and Cp and Cp* - the same or different, are substituted cyclopentadienyl radicals; A' - is covalently bound bridge group containing 4a group element; L is olefin, diolefin, or aryne ligand; X and X', independent, are selected from group containing hydride radicals, hydrocarbon radicals, substituted hydrocarbon radicals, organometalloid radicals, etc. X and X' are linked to each other and simultaneously to metal atom to form a metallocycle in which metal, X, and X' form hydrocarbon cycle, in which metal, X, and X' form hydrocarbon cycle with 3-29 carbon atoms. R is substituent in one of cyclopentadienyl radicals, which is at the same time bonded to metal atom, to a second component containing cation capable to release proton, and to bulky labile anion containing a series of boron atoms and capable to stabilize zirconium cation with formal coordination number 3 and valence +4, this anion being formed through combining the components. The second component is described with one of general formulas: (i) [L′-H](CX) a (BX′) m X″b] where L'-H - hydrogen, X, X', and X" are selected independently of each other from the group including hydrogen, halogen, hydrocarbon or substituted hydrocarbon residues, organometalloid residues, etc; a and b are each equal or larger 1; a+b+c is even number from 2 to 8; and m = 5-22; and (ii) [CL′-H][[[(CX 3 ) a′ (BX 4 ) m′ (X 5 )b] c′- ] 2 M n+d  where L'-H is hydrogen, ammonium or substituted ammonium group, phosphonium or substituted phosphonium group wherein up to 3 hydrogen atoms are substituted with hydrocarbon radicals, etc. , M transitional metal, X 3 ,X 4  and X 5  as above; a' and b', the same or different, are 0 or more than 0, c' is 2 or larger number, and a'+b'+c' is 2,2,6, or 8; m' is 6-12; 2c'-n is at least 1. EFFECT: increased catalytic activity. 4 cl
Patent RU-2037460-C1 (RU)
Title: Machine for continuous thread winding
Inventor: RAJNKHARD BERENS
IPC: B65H54/72
Filed: 1989-12-19
Granted: 1995-06-19
Abstract: FIELD: textile industry; thread winders. SUBSTANCE: machine for continuous thread winding has rotary turret head on which two spindles and contact roller are installed. Spindles and roller are arranged behind turret head in direction of thread motion. Contact roller comes in contact by its perimeter with reel formed on spindle. Distance between axis of contact roller and axis of working spindle can change to suit increased diameter of reel. Contact roller is installed on holder mounted to provide displacement of contact roller relative to working spindle with radial component. Preset force acts on contact roller in direction of holder. Turret head has rotary drive by means of which distance to axis of working spindle can be changed. Rotary drive is placed in one control circuit with sensor and rotation control device. Sensor records travel of contact roller. Rotary drive can be adjusted by means of sensor depending on difference between preset and actual positions of contact roller in control circuit. EFFECT: enhanced reliability of operation. 15 cl, 17 dwg
Patent RU-2092180-C1 (RU)
Title: Антимикробная композиция
Inventor: PITER BLEKBERN
IPC: A23L3/3463
Filed: 1989-06-16
Granted: 1997-10-10
Abstract: Использование: медицина, пищевая промышленность. Сущность изобретения: антимикробная композиция содержит низин в количестве 0,00001 - 0,3 мас.% и ЭДТК 0,003 - 0,7 мас.%, при необходимости и для увеличения бактерицидной активности может дополнительно содержать ПАВ в количестве 0,01 - 1,0 мас.%, в качестве которого используют Тритон X-100, Твин 20 или монолаурин. Полученная антимикробная композиция обладает широким спектром действия. 1 з.п. ф-лы, 19 табл.
Patent RU-2016481-C1 (RU)
Title: Method of control over multichannel stabilized pulse d c / d c converter and device for its realization
Inventor: MELNIKOV OLEG N
IPC: H02M3/335
Filed: 1990-05-14
Granted: 1994-07-15
Abstract: FIELD: radio engineering. SUBSTANCE: in agreement with method input or output power is measured in converter with choke-storage and load proportional to measured power is formed in output channel presented by separate rectifier and filter. Power key is controlled by monitoring of voltage across this load. Power is measured by measurement of charge and discharge currents of choke-storage of current transformer. Formation of controlled load is carried out by rectification of secondary current of current transformer feeding it through transistor current generator to output of monitored channel. Generation of load in monitored channel proportional to average load of converter over all channels ensures minimization of deviations of output voltages from rated values with arbitrary changes of loads. EFFECT: improved operational stability. 4 cl, 4 dwg
Patent RU-2051368-C1 (RU)
Inventor: KHOLODILOV OLEG VIKTOROVICH
IPC: G01N3/56
Filed: 1990-07-09
Granted: 1995-12-27
Abstract: Изобретение относится к диагностике и прогнозированию состояния трибосопряжений. Цель изобретения повышение чувствительности и информативности. Способ заключается в том, что в процессе трения определяют скорость изменения интенсивности акустической эмиссии и скорость изменения ее дисперсии, а о виде изнашивания судят по соотношению полученных величин. 2 ил.
Patent RU-2022691-C1 (RU)
Inventor: VESELOV KONSTANTIN P
IPC: B22D11/00
Filed: 1990-05-07
Granted: 1994-11-15
Abstract: Устройство содержит разливочный ковш с выпускным отверстием в коллекторе шиберного затвора, защитную трубу, промежуточный ковш с крышкой, отверстиями для подвода и выпуска металла, пористыми вставками в его днище, приемную камеру с перегородками, в нижней части которых выполнены отверстия для перелива металла. Устройство снабжено горизонтальным диском с продолговатым отверстием для перемещения в нем коллектора в пределах рабочего хода, закрепленным на днище разливочного ковша с перекрытием верхнего торца защитной трубы, отверстие в диске закрыто сверху заслонкой с круглым отверстием под коллектор, выполненной с возможностью перемещения совместно с коллектором, при этом стыки между диском, трубой и крышкой уплотнены волокнистым огнеупорным материалом. Отношение объемов трубы и приемной камеры составляет (0,2 - 1,2) : 1, а площадей отверстий коллектора, перегородок приемной камеры днища промежуточного ковша и поперечного сечения защитной трубы составляет соответственно 1 : (5 - 40) : (1 - 4) : (20 - 200). Пористые вставки расположены перед входными и после выходных торцев отверстий в перегородках. 3 з. п. ф-лы, 6 ил., 2 табл.
Patent RU-2003527-C1 (RU)
Inventor: BATANOV ALEKSANDR F
IPC: B60S3/00
Filed: 1990-09-18
Granted: 1993-11-30
Abstract: Использование: в области создани  транспортных  средств дл  перемещени  по наклонным и  вертикальным поверхност м. Сущность изобретени  дл  фиксации транспортного средства привод  1 перемещает элемент 2 с присосами 13 и 14 до  их контактов с поверхностью фиксации Наличие контакта определ етс  роликом 8. Сигнал с выключател  9 поступает на клапаны 16 и 18, которые соедин ют  соответственно источник вакуума 15с полостью  присоса 13 и с полостью элемента 2, а источник  сжатого воздуха 17 - с газовой полостью  опоры 3 и с внешней поверхностью присоса 14. В  результате присос 13 фиксирует элемент 2 по периметру . Расход воздуха из атмосферы через каналы  19 формируют струи воздуха, воздействующие  на лопасти 7 и раскручивающие их вместе со  щеткой 6 Сжатый воздух воздействует на поршень  5, выдавлива  рабочую жидкость 4 через  перфорацию 11. Щетка 6 при вращении очищает  поверхность фиксации oi загр знени . 2 зпф-лы.  1 ил
Patent RU-2023320-C1 (RU)
Title: Magnetic carrier for storage elements with quasi-closed magnetic flux
Inventor: VASKOVSKIJ VLADIMIR O
IPC: H01F10/14
Filed: 1991-02-12
Granted: 1994-11-15
Abstract: FIELD: radio engineering. SUBSTANCE: magnetic carrier has interexchanged ferromagnetic and ferromagnetic layers. Magnetization resultants of layers are oriented in opposition. EFFECT: expanded application field. 1 dwg
Patent RU-2008568-C1 (RU)
Inventor: AKULOV VLADIMIR A
IPC: F23R3/14
Filed: 1991-03-05
Granted: 1994-02-28
Abstract: Использование: в области теплоэнергетики для сжигания топлива в газотурбинных установках. Сущность: воздух и природный газ, проходя через лопаточные регистры и перфорированные стенки стабилизаторов, охлаждают их. Продукты из топочного объема отводятся через два выхлопных патрубка, что позволяет исключить перегрев торцевых поверхностей. 4 ил.
Patent RU-2017819-C1 (RU)
Inventor: TIUNOVA NATALYA A
IPC: C12N9/24
Filed: 1991-03-29
Granted: 1994-08-15
Abstract: FIELD: biochemistry. SUBSTANCE: examined sample is milled, and enzymic preparation exo-1,3-b- glucanase from fungus Geotrichum candidum F-220 is added (0.1-1.5 IU of 1,3-b-glucanase activity/1 mg sample). Hydrolysis is carried out for 24-72 h at 40 C, and quantity of glucose formed is determined. EFFECT: improved method of glucane assay.
Patent RU-2035471-C1 (RU)
Inventor: DENISOV GLEB V
IPC: C08G8/10
Filed: 1991-03-29
Granted: 1995-05-20
Abstract: FIELD: manufacturing organic compounds. SUBSTANCE: phenol-formaldehyde either alone or mixed with hexamethylene tetramine is subjected to suspension polycondensation in the presence of ammonia, polymeric protective colloid and absorbent carbon through which previously passed is sewage water following washing the phenol-formaldehyde resin dispersion. The carbon is next treated with the polymer protective colloid. In the zone of the suspension polycondensation reaction the relationship between phenol, absorbent carbon and protective colloid is 100:(6-55):(1.06-2.1). The protective polymer colloid to be fed directly to the reaction zone and the protective colloid introduced with the absorbent carbon are in the 1:(0.006-1.1) ratio. On completion of the process the mother solution is separated and recycled back to the process. The dispersion is washed with water. EFFECT: facilitated manufacture, reduced environmental pollution. 2 cl, 1 tbl
Patent RU-2011436-C1 (RU)
Inventor: ABDELIEV DAJRABAJ D
IPC: B07B4/08
Filed: 1991-04-23
Granted: 1994-04-30
Abstract: FIELD: receipt and treatment of loose materials. SUBSTANCE: initial material is fed from loading branch pipe to vibrating grating under which separating chamber is located. The chamber houses wedge-shaped louver branch pipes. Air is fed by pressure branch pipes to loosen material and to provide separation of light particles. EFFECT: enhanced separating capability. 2 dwg
Patent RU-2023602-C1 (RU)
Inventor: MIKHEEV VIKTOR P
IPC: B60L3/12
Filed: 1991-04-23
Granted: 1994-11-30
Abstract: Использование: электрооборудование транспортных средств с электротягой, аппаратура для исследования токоприемников электроподвижного состава. Сущность изобретения: устройство дополнено гидравлическим демпфером одностороннего действия, корпус которого сочленен с нажимной педалью, а поршень через шток - с основанием электрического преобразователя перемещения, при этом поршень выполнен со сквозным каналом и установленным в нем обратным клапаном, выход которого расположен со стороны штока. Подпоршневое и надпоршневое пространства соединены друг с другом через перепускной канал, оснащенный регулятором расхода рабочей жидкости. Регулятор расхода жидкости выполнен в виде винтового запорного крана, а в качестве рабочей использована жидкость с низкой температурой замерзания, например веретенное масло. При эксплуатации устройства предотвращаются ложные срабатывания датчиков нажатия из-за возможных пульсаций и колебаний при проходе по ним токоприемника транспортного средства. 2 з.п.ф-лы, 2 ил.
Patent RU-2018024-C1 (RU)
Title: Apparatus for warming-up of diesel
Inventor: PETROV NIKOLAJ V
IPC: F02B3/06
Filed: 1991-04-26
Granted: 1994-08-15
Abstract: FIELD: engine engineering. SUBSTANCE: unit for fuel supply is coupled to a bottom of a drain tank trough a pipe line. The drain tank is coupled to a fuel pump through a supplying branch pipe and to a feed fuel tank through a discharging branch pipe. Face surfaces of both branch pipes are positioned within the drain tank at the vicinity of its bottom. An opening is provided on a section of the discharging branch pipe which is located within the drain tank above the fluid level. EFFECT: enhanced efficiency. 1 dwg
Patent RU-2030206-C1 (RU)
Title: Plant for desulfurization of flue gases
Inventor: ZAKHAROV GENNADIJ V
IPC: B01D53/34
Filed: 1991-03-19
Granted: 1995-03-10
Abstract: FIELD: thermal power engineering. SUBSTANCE: plant has a means for feeding the finely divided limestone and a connecting-conveying assembly in the form of a pipe between the block of the limestone decarbonization having the shape of a wider pipe and the boiler furnace. The block of the limestone decarbonization is connected with the chamber for fuel burning on the input side. The cross-section area of the first pipe makes up 0.25-0.5 of that of the decarbonization block. EFFECT: enhanced efficiency. 1 dwg
Patent RU-2005915-C1 (RU)
Inventor: CHAMYAN ARAMIS E
IPC: F04C18/00
Filed: 1991-06-11
Granted: 1994-01-15
Abstract: FIELD: pump and compressor engineering. SUBSTANCE: clutch couples a shaft of a rotor with a driving shaft of an electromotor. Separating baffle interposed between a rocking unit and the electromotor and face wall positioned from the side of the electromotor form ring spaces around the driving shaft which face each other. Bearing supports are received in the spaces. Face cover of the rocking unit is secured to the separating baffle to form closed space which is in communication with a discharging passage. The driving shaft is provided with through axial passage and through radial openings facing the bearing support. The shaft of the rotor and the driving shaft are interconnected via a coupling to form spaces for flowing fluid from the closed space, which is formed by the face cover and the separating baffle, to axial passage of the driving shaft. The separating baffle and the face wall positioned from the side of the electric motor are provided with by- passing openings for flowing fluid and capability of communication with the outlet branch pipe . The face cover is provided with a radial passage which connects tank for lubricant with the discharging passage. EFFECT: enhanced efficiency. 2 cl, 3 dwg
Patent RU-2009565-C1 (RU)
Title: Electromagnet relay
Inventor: MINYAJLOV IVAN M
IPC: H01H51/28
Filed: 1991-06-27
Granted: 1994-03-15
Abstract: FIELD: electric engineering. SUBSTANCE: relay has external magnetic circuit 1 provided with control coil 2 and internal magnetic circuit which has core made of two parts 3 and 4 provided with protrusions and through holes; sealed-contact reed relays are disposed in bodies of the protrusions. One part of internal magnetic circuit is made for displacement. EFFECT: improved reliability of commutation of electric circuits. 1 dwg
Patent RU-2021594-C1 (RU)
Title: Method of separate determination of phenol and benzoic acid in aqueous solution
Inventor: KORENMAN YAKOV I
IPC: G01N31/16
Filed: 1991-06-26
Granted: 1994-10-15
Abstract: FIELD: analytical chemistry. SUBSTANCE: method involves concentration of analyzing substances with acetone in the presence of salting out agent - ammonium sulfate following by potentiometric titration of prepared extract in acetone with ethanol solution of potassium hydroxide. Acetone for extraction is taken at the ratio to analyzing sample (1.5-2):100, and salting out agent - 42-43 wt.- % related to the aqueous sample. EFFECT: improved method of analysis. 1 tbl