baber/WOPTO huggingface dataset:
Patent RU-2019597-C1 (RU)
Inventor: KLEMENTEV ANDREJ V
IPC: D04B27/26
Filed: 1991-06-28
Granted: 1994-09-15
Abstract: FIELD: knitting mechanical engineering. SUBSTANCE: device has drive shaft 1 with supports 2, first eccentric part 3 installed on drive shaft 1, second eccentric part 4 installed on first part 3, connecting rod 5 connected with its one end to second part 4, and with the other end, to eye comb 6. Second eccentric part 4 is made in form of split bushing with slots 10 and 11, and secured to first part by compression. EFFECT: higher efficiency. 2 cl, 3 dwg
Patent RU-2008940-C1 (RU)
Title: Device for endoprosthesis of strictures of esophagus and cardia
Inventor: BORISENKO VALENTIN A
IPC: A61M23/00
Filed: 1991-07-05
Granted: 1994-03-15
Abstract: FIELD: medicine. SUBSTANCE: device is bougie with cone 1 on one end with threaded couple 7, on the other end. Movable changeable member 13 of couple 7 is positioned, either, with threaded hub 15 thrusting the bougie end face, or its sleeve 14 pressing spacer 18 which thrusts with its other end the endoprosthesis appliance 3. When appliance is installed to its place, device is screwed-in up to mark. When device is withdrawn after installation of endoprosthesis appliance, movable member 13 ensures withdrawal of cone 1 and bougie end part through spacer 18 from endoprosthesis appliance 3 without its displacement. EFFECT: higher efficiency. 2 cl, 2 dwg
Patent RU-2029635-C1 (RU)
Title: Device for applying coats on inner surfaces of articles, type pile
Inventor: KARTASHEVICH ANATOLIJ N
IPC: B05B13/06
Filed: 1991-08-07
Granted: 1995-02-27
Abstract: FIELD: application of coats. SUBSTANCE: device is provided with rollers made of magnetically soft material which are fitted on outer surface of reservoir and housing with electromagnets embracing the pipe; electromagnets are connected to AC source for creating the revolving electromagnetic field in the rollers. Rollers may be mounted on surface of reservoir with the aid of swivel levers for adjusting the position relative to inner walls of pipe. Under action of revolving magnetic field, rollers and reservoir are set in rotation, thus applying the material on the surface of pipe. EFFECT: enhanced reliability. 2 cl, 3 dwg
Patent RU-2048644-C1 (RU)
Inventor: DRUCHIN VLADIMIR S
IPC: E02B15/04
Filed: 1991-08-05
Granted: 1995-11-20
Abstract: Использование: в гидротехнике, а именно для разделения на исходные жидкости сточных технологических и грунтовых вод, загрязненных нефтью или нефтепродуктами, а также разделение несмешивающихся жидкостей независимо от масштаба производства и его отраслевой принадлежности. Сущность изобретения: при заполнении смесью жидкостей приемной камеры 1 происходит разделение смеси на легкую и тяжелую фазы. После накопления слоя легкой фазы осуществляют выход фаз в накопители тяжелой 2 и легкой 3 фаз при гетерогенном состоянии фаз. О начале и окончании выбора тяжелой и легкой фаз судят по положению переходного слоя. Легкую фазу отводят в накопитель 3 через сливное отверстие 4 с патрубком 8. Тяжелую фазу отводят в накопитель 2 через отверстие 5 в придонной зоне с патрубком 7. 2 с. и 3 з. п. ф-лы, 2 ил.
Patent RU-2002382-C1 (RU)
Inventor: ARTYUKHOV MIKHAIL S
IPC: H05B3/34
Filed: 1991-10-16
Granted: 1993-10-30
Abstract: Сущноаь: плоский резпстивный злемош из  полимерного материала выполнен изогнутым п не  менее чем два сло . Слои нзопированы друг QJ  друга и снаружи закрыты изолицией, л влежду наружными  изол ционными сло ми у вершины  лзгиба  уложен дополнительный изол ционный участок 3  ил
Patent RU-2090216-C1 (RU)
Title: Semifunctional intracerebral electrode for diagnosing and treating human brain
Inventor: STEPANOVA TAMARA S
IPC: A61B5/283
Filed: 1991-09-30
Granted: 1997-09-20
Abstract: FIELD: medical engineering. SUBSTANCE: device is metal rod of circular cross-section with insulating film coating. The device has thin-walled tube having several ring-shaped current-conducting belts connected with printed conductors with contact sites at the electrode end. EFFECT: accelerated treatment; low risk of traumatic complications. 1 dwg
Patent RU-2047655-C1 (RU)
Title: Lubricant-coolant liquid concentrate for mechanical metal working
Inventor: BULYGINA OLGA T
IPC: C10N40/20
Filed: 1991-07-02
Granted: 1995-11-10
Abstract: FIELD: liquids for metal working. SUBSTANCE: concentrate has, wt.-% oleic acid 11-13; trichloromethylphosphonic acid dibutyl ester 4-7; triethanolamine borate 6-8; alkylpolyhydroxyethylene phosphate 5-7; water 1-4, and mineral oil the rest. EFFECT: enhanced quality of liquid. 4 tbl
Patent RU-2091010-C1 (RU)
Inventor: VENDI A SMIT
IPC: A01H5/10
Filed: 1992-04-07
Granted: 1997-09-27
Abstract: Изобретение касается способа селекции пшеницы, устойчивой к гербицидам, включающего изменение генотипа и выделение устойчивых форм на провокационном фоне, причем изменение генотипа осуществляют путем обработки семян химическим мутагеном, принадлежащим к группе, состоящей из азида натрия, N-метил-N-нитрозо-мочевины, N-этил-N- нитрозомочевины, этилметансульфата, гидроксиламина и гидрозина, выделение устойчивых форм на провокационном фоне проводят в две стадии, при этом на первой стадии семена выдерживают в растворе гербицида, ингибирующего синтазу ацетогидроксикислоты, принадлежащего к конкретному классу гербицидов, а на второй стадии выдержанные в гербициде семена выращивают в почве, предварительно обработанной распылением гербицидом того же действия, принадлежащего к тому же или иному классу до прорастания растений из почвы, и как устойчивые к классу гербицидов, ингибирующих синтазу ацетогидроксикислоты, которые использованы на стадии обработки семян и/или довсходовой обработки, выделяют проросшие растения пшеницы, имеющие нормальный вид. 4 з. п. ф-лы, 10 ил., 3 табл.
Patent RU-2043757-C1 (RU)
Inventor: ATAEV DZHAVANSHIR I
IPC: A61H39/00
Filed: 1991-11-25
Granted: 1995-09-20
Abstract: Использование: рефлексотерапия. Сущность изобретения: определение параметров воздействия производят для каждого пациента перед каждой процедурой для каждой биологически активной точки, выбранной для воздействия. Для этого воздействуют током положительной и отрицательной полярности на точку общего действия и при наличии разбаланса воздействуют на нее максимальным током на пороге болевой чувствительности, определяют время восстановления баланса проводимостей, по которому находят коэффициент использования максимального тока каждой биологически активной точки (БАТ) для определения тока воздействия. время воздействия определяют для корпоральных и аурикулярных БАТ отдельно. 3 з.п. ф-лы, 1 ил.
Patent RU-2041347-C1 (RU)
Title: Method for action on coal seam
Inventor: KREJNIN EFIM V
IPC: E21B43/26
Filed: 1991-12-05
Granted: 1995-08-09
Abstract: FIELD: mining. SUBSTANCE: gap of hydraulic fracturing is wedened by successive washing with water and blowing with air. Novelty consists in regulated flow rate of blown air exceeding that of washing liquid by 5-15 times. Washing and blowing are performed repeatedly. EFFECT: higher efficiency. 2 cl
Patent RU-2004349-C1 (RU)
Inventor: KONOSHENKO IVAN YA
IPC: B05B13/06
Filed: 1991-12-20
Granted: 1993-12-15
Abstract: Использование: изобретение предназначено  дл  нанесени  защитных покрытий на внутренние  поверхности стальных труб и может быть использовано  дл  расширени  технологических возможностей  устройства Сущность изобретени : устройство  снабжено смесителем, имеющим в верхней части  электромотор дл  смешивани  смолы с отвердите-  лем и растворителем, емкост ми с отвердителем,  смолой и растворителем. Устройство также снабжено  ресивером, разбрызгивателем растворител  в  виде вентил тора, приводимого в движение электромотором , электромагнитом, щетками с пружиной  и электромотором дл  привода щеток, датчиком  сигнала о незащищенной поверхности, размещенных  на валу устройства 1 ил.
Patent RU-2013120-C1 (RU)
Inventor: MEDVEDEV SERGEJ L
IPC: C01B31/08
Filed: 1991-12-26
Granted: 1994-05-30
Abstract: Сущность изобретения: карбонизации подвергают скорлупу фруктовых косточек или орехов, импрегнированную хлористым натрием с содержанием хлористого натрия в скорлупе преимущественно 0,5 - 1,25 мас. % . Процесс карбонизации проводят при непрерывном подъеме температуры в интервале 300 - 600С. Оптимальная среда пирогазы, а время карбонизации - 20 - 40 мин. 2 з. п. ф-лы, 2 табл.
Patent RU-2025528-C1 (RU)
Inventor: EVROPEJTSEV ALEKSANDR A
IPC: C22C49/06
Filed: 1991-12-29
Granted: 1994-12-30
Abstract: Использование: в качестве силовых элементов в ферменных и рамных конструкциях в машиностроении, авиационной и ракетно-космической технике. Сущность изобретения: стержень состоит из боралюминиевой трубы и алюминиевой законцовки, жестко соединенных между собой, например, при помощи диффузионной сварки, при этом на участке соединения трубы с законцовкой часть внешней поверхности законцовки, расположенная у торца трубы, выполнена цилиндрической формы, а примыкающая к ней остальная часть законцовки выполнена с конической формой внешней поверхности. В данном устройстве длина законцовки с цилиндрической формой внешней поверхности составляет 10-25% длины участка соединения трубы с законцовкой. 1 ил.
Patent RU-2042538-C1 (RU)
Title: Device for engagement and disengagement of vehicle wheel hub
Inventor: PUZENIN PETR I
IPC: B60K17/32
Filed: 1992-01-09
Granted: 1995-08-27
Abstract: FIELD: transport engineering. SUBSTANCE: device of first design version has detachable housing which consists of housing proper 1 and cover 2. Housing 1 is secured on wheel hub. Sliding sleeve 4 is installed in housing slots for axial displacement and engagement with splined bushing 5 mounted on axle-shaft. Placed inside housing is screw 9 connected with nut 10. Nut is installed for travel along inner splines of sliding sleeve 4. Hub engagement spring 18 is arranged outside sliding sleeve 4. Spring 18 thrusts with its one end against inner end face 20 of cover 2 and with its other end, against end face of washer 21. Lugs of washer arranged in slots 23 of sliding sleeve 4 thrust against end face 24 of sleeve and against end faces 25 of outer splines of nut 10. Placed inside sliding sleeve 4 is hub disengagement spring 19 which thrusts by its one end against end face 26 of circular groove made in sliding sleeve and by other end, against end face of nut in spline area. Other design versions are given in description of invention. EFFECT: compact design, enhanced reliability of device. 4 cl, 5 dwg
Patent RU-2059364-C1 (RU)
Title: Method of mangiferin content increase in alpine hedysarum
Inventor: SHAIN SERGEJ S
IPC: A01N37/08
Filed: 1992-01-24
Granted: 1996-05-10
Abstract: FIELD: medicinal plant breeding. SUBSTANCE: method involves the treatment of French honey-suckle (Alpine Hedysarum) plants with gibberellin ГБ 3  at concentration 0.015-0.025%, at consumption 400-600 l/ha for 20-30 days before harvest. Treatment ensures to increase mangiferin content exhibiting antiviral property. EFFECT: increased mangiferin content. 8 tbl
Patent RU-2006297-C1 (RU)
Inventor: GAJDABURA VITALIJ V
IPC: B21B1/08
Filed: 1992-02-11
Granted: 1994-01-30
Abstract: FIELD: rolling of metal. SUBSTANCE: curvature of rolled strip is controlled by displacement of rollers relative each other along their generatrices an amount defined by a mathematical expression proceeding from geometrical, deformational and speed parameters of rolling process, with larger displacement values corresponding to lower curvature radius of the strip, and vice versa. EFFECT: improved rolling process. 2 dwg
Patent RU-2043287-C1 (RU)
Title: Apparatus for sorting logs in water
Inventor: TSAREV EVGENIJ MIKHAJLOVICH
IPC: B65G69/20
Filed: 1992-02-25
Granted: 1995-09-10
Abstract: FIELD: water transport. SUBSTANCE: apparatus has planetary mechanism with output shafts and crescent-shaped plates mounted on output shafts. In the process of sorting logs the speed of planetary mechanism is slowed down and output shafts with crescent plates are caused to rotate for withdrawing logs from main sorting corridor and urging them into sorting yard. When planetary mechanism body speed is increased, it is urged to rotate about axis of rotation to provide movement of logs along main sorting corridor. EFFECT: increased efficiency and enhanced reliability in operation. 4 dwg
Patent RU-2049543-C1 (RU)
Title: Adsorbent of petroleum and petroleum products for water and soil treatment
Inventor: DMITRIEVA ZINAIDA T
IPC: B01J20/22
Filed: 1992-02-26
Granted: 1995-12-10
Abstract: FIELD: collection of petroleum from water and earth surface. SUBSTANCE: adsorbent contains an organic active matter included in porous solid carrying agent. A mixture of fractions of fatty acids C 10 -C 16 ,, C 17 -C 20  and C 20 -C 25  is used as organic matter. EFFECT: enhanced efficiency. 3 cl
Patent RU-2029023-C1 (RU)
Inventor: KONDYURIN MIKHAIL A
IPC: E02B9/04
Filed: 1992-03-10
Granted: 1995-02-20
Abstract: Использование: в гидротехнических сооружениях для борьбы с поступлением донных наносов в приплотинные боковые водозаборы. Сущность изобретения: боковой приплотинный водозабор расположен на вогнутом берегу реки или канала и включает аванкамеру 9 с криволинейным двухступенчатым порогом 3, у которого прямая 4 и обратная 5 ступени имеют противоположную в плане кривизну. На начальном участке обратной ступени 5 порога 3 расположено входное отверстие 7 наносоперехватывающей галереи 6, размещенной в теле двухступенчатого порога 3. При движении потока часть наносов транспортируется вдоль прямой ступени 4 порога 3 и смывается через сбросное отверстие 1. При взаимодействии с порогом 3 часть насосов взмучивается и вихревыми токами переносится через прямую ступень 4. Эти насосы перехватываются обратной ступенью порога 3 и отводятся к промывному отверстию 2. Для перехвата наносов на начальном участке обратной ступени 5 в нем расположено входное отверстие 7 наносоперехватывающей галереи 6. 3 ил.
Patent RU-2053797-C1 (RU)
Inventor: ZAKHARCHENKO VIKTOR N
IPC: A61M1/38
Filed: 1989-02-08
Granted: 1996-02-10
Abstract: FIELD: medicine. SUBSTANCE: method involves the passing blood plasma through the filter. After blood separation polyvinylpyrrolidone (molecular mass is 25000, concentration is 2.8-3.2%) is added to blood plasma and aggregates formed were removed by filtration through the filter with pore diameter 0.2-0.3 mcm. EFFECT: improved method of immune complex removing. 1 tbl
Patent RU-2015497-C1 (RU)
Inventor: TIKHONOV VASILIJ P
IPC: F42B15/10
Filed: 1992-03-24
Granted: 1994-06-30
Abstract: FIELD: in the field of military equipment. SUBSTANCE: the missile has a body with contact pickups, control actuator unit, shaped-charge warhead with an ignition device, missile components and propulsor located in succession in it. Inserted in the body are an adapter, electronic delay unit, diaphragm with a membrane, and leading shaped charge with a fuze, which is disposed on the control actuator unit, and the latter - on the diaphragm. The adapter is inserted between the diaphragm and shaped-charge warhead, and the missile components are rigidly secured in the adapter and disposed in the cavity restricted by the diaphragm from the top, and by the surfaces of axial cylinder and truncated cone on the side of the shaped-charge warhead. The contact pickups are directly connected to the fuze of the leading shaped charge, and to the ignition device of the shaped-charge warhead - via the electronic delay unit. EFFECT: enhanced accuracy. 2 cl, 1 dwg
Patent RU-2021040-C1 (RU)
Title: Classifier for separation of powdery materials into fine and coarse products
Inventor: USHAKOV STANISLAV G
IPC: B07B7/08
Filed: 1992-02-26
Granted: 1994-10-15
Abstract: FIELD: powdery materials separation devices. SUBSTANCE: classifier has outer cone-shaped body 1 with upper cover 3, inner body 2, chutes for withdrawal of coarse product 4 and 5, axial branch pipes for feeding of initial material 6 and withdrawal of fine product 7 twisting rotatable blades 9 fastened on vertical axles 10, zone of separation 8. Branch pipes 7 of withdrawal of fine product have perforation in the form of vertical slits 12 expanding from top to bottom. Slits 12 are covered on revolving inflowing side by deflectors. Initial material through branch pipe 6 is fed between bodies 1 and 2. From it the biggest particles drop down and are withdrawn through chute 4. The remaining product twisting in blades 9 is fed into separation zone 8. A portion of gas and fine particles is fed through slit 12 and branch pipe 7, the remaining gas turns its movement downward to the inside of body 2 where coarse particles drop down from it. EFFECT: enhanced operating reliability. 3 cl, 4 dwg
Patent RU-2058056-C1 (RU)
Title: Log-periodic antenna
Inventor: SANZHAPOV NAIL M
IPC: H01Q11/10
Filed: 1992-02-25
Granted: 1996-04-10
Abstract: FIELD: antenna engineering. SUBSTANCE: two-wire power line is made of two metal angle pieces 1, dipoles 6 are fixed on flanges of metal angle pieces 1 by means of strips 3 provided with slits to receive these flanges. EFFECT: improved design. 1 dwg
Patent RU-2020468-C1 (RU)
Title: Device for checking the physical-chemical properties of ferromagnetic materials and products
Inventor: BOGDANOV VALENTIN I
IPC: G01N27/90
Filed: 1992-03-26
Granted: 1994-09-30
Abstract: FIELD: measurement technology. SUBSTANCE: device uses variable-frequency oscillator 1, series-connected standard resistor 4, parametric inductive transducer 2 and switch 3 connected to the output of oscillator 1, series-connected amplitude detector 5, connected to the standard resistor, and indicator, compensating variable capacitor 7, frequency measuring unit 8 connected to oscillator 1, and capacitance measuring unit 9 connected to capacitor 7, the device is provided with unit 10 used for separation of the voltage active component, two inputs of the unit are connected to the output of oscillator 1, and the third input - to the common point of capacitor 7 and transducer 2, and capacitor 7 is parallel-connected to switch 3. EFFECT: enhanced truth of measurements. 3 dwg
Patent RU-2025525-C1 (RU)
Inventor: CHUB ALEKSANDR V
IPC: C22B7/00
Filed: 1992-06-04
Granted: 1994-12-30
Abstract: Использование: касается переработки природного или вторичного вольфамсодержащего сырья. Суть: вскрытие сырья производят натрий(калий)+ содержащими реагентами методом самораспространяющегося высокотемпературного синтеза (СВС). Метод СВС основан на использовании сильной экзотермической реакции взаимодействия углеродсодержащих материалов с натриевой (калиевой) селитрой. В качестве замедлителя используют эндотермическую реакцию взаимодействия оксидных материалов и соды. Операция приготовления шихты для СВС-процесса включает в себя размол и смешение компонентов в следующем соотношении: - карбидизированный вольфрамсодержащий материал и/или углеродсодержащий реагент со степенью окисления углерода от (+2) до (-4) и азотнокислые соли натрия или калия в массовом соотношении 1: (0,6-2) - экзотермическая часть шихты; окисленный вольфрамсодержащий материал и/или реагент, содержащий оксиды металлов, и сода в массовом соотношении 1:(0,4-1,4)- замедлитель; смещение экзотермической части шихты и замедлителя ведут в массовом соотношении 1:(0,3-1). Извлечение вольфрама при применении данного способа составляет 90-98%. 3 табл.
Patent RU-2030217-C1 (RU)
Title: Sprayer for liquid
Inventor: BOSIN IVAN N
IPC: B05B1/34
Filed: 1992-06-16
Granted: 1995-03-10
Abstract: FIELD: fire-fighting. SUBSTANCE: sprayer has a conical fairing coaxially mounted with a spaced relation at the inlet end of a housing. The outer diameter of the fairing is equal to the inner diameter of a vortex chamber. A nozzle is secured to the housing. The housing is diverged in the direction of the inlet end in steps. The vortex chamber is made up as a branch pipe. The outer diameter of the branch pipe decreases in the direction to its outlet end. The sprayer is provided with a lever system kinematically coupled with the vortex chamber. EFFECT: improved design. 3 cl, 3 dwg
Patent RU-2021053-C1 (RU)
Inventor: PETROV ANATOLIJ M
IPC: B21D37/16
Filed: 1992-07-01
Granted: 1994-10-15
Abstract: FIELD: metal plastic working. SUBSTANCE: press tool has female and male dies, clamp-terminals receiving workpieces. Face side of female die facing operator carries thermally stable darkened glass, and side and rear sides of male die carry heat rejecting fibre shutters. EFFECT: reduced energy consumption, improved labor conditions. 3 dwg
Patent RU-2050291-C1 (RU)
Inventor: STRUTS VLADIMIR N
IPC: G05G1/00
Filed: 1992-08-18
Granted: 1995-12-20
Abstract: Использование: управляющие механизмы автомобилей. Сущность изобретения механизм содержит управляющий рычаг с рукояткой в верхней части. Рукоятка связана с рычагом шарниром. 1 з.п.ф-лы, 4 ил.
Patent RU-2040876-C1 (RU)
Title: Method for reclamation of mountain and submontane dry slopes for perennial fruit-and-berry and forest-and-garden plantations
Inventor: MIRZOEV ENVER M
IPC: A01B79/02
Filed: 1992-05-28
Granted: 1995-08-09
Abstract: FIELD: agriculture. SUBSTANCE: fruit trees are planted into pits containing, in addition to fertile layer of soil, a layer of mulching material of pebble filling the pit bottom, a vertical moisture condenser and the surface of the trunk circle which are joined together. EFFECT: higher efficiency. 1 dwg
Patent RU-2006342-C1 (RU)
Inventor: PLATONOV BORIS P
IPC: B22D19/00
Filed: 1992-09-07
Granted: 1994-01-30
Abstract: FIELD: mechanical engineering. SUBSTANCE: method includes the steps of cast-iron liner aluminizing and aluminium ribbed jacket casting- in, with cast-iron liner external surface aluminizing effected through metallization. The finished ribbed cylinder is thermally treated at 570 ± 10 C for 5 to 10 hours depending on the wall thickness. The method enables the aluminizing time to be substantially reduced (from 15-20 min to 1 min) with high degree of adhesion of cast iron and aluminium layers. EFFECT: reduced time of treatment. 4 dwg
Patent RU-2068999-C1 (RU)
Title: Method for determining unfavorable influence of environment factors upon human beings
Inventor: TERESHCHENKO IGOR P
IPC: G01N33/48
Filed: 1992-06-19
Granted: 1996-11-10
Abstract: FIELD: medicine. SUBSTANCE: method involves determining functional state of neutrophil granulocytes in peripheral blood from aureole formation index determined in a group made of 40-50 persons working at an enterprise selected or resident in a region under study. Mean value of the mentioned index being below 2%, unfavorable influence is judged to be discovered. EFFECT: simplified method. 1 tbl
Patent RU-2068470-C1 (RU)
Title: Sleepers feeder
Inventor: TONKONOGOV BORIS G
IPC: E01B29/24
Filed: 1992-07-29
Granted: 1996-10-27
Abstract: FIELD: sleepers feeder is used in means of mechanization of production lines for assembly of rail-sleeper grating, in process of wood sleepers repairs, in process of their treatment at sleeper impregnating works. SUBSTANCE: sleepers feeder has apparatus for sleepers feeding by constant flow and located at its end mean for sleepers cutting-off, inclined guides for sleepers, that are located across its longitudinal axis, dividers of sleepers flow and means for sleepers reception. At least one of inclined guides has turning in vertical plane sections. In zones of turning sections of the inclined guide there are additional inclined guides, that are branching out to means of sleepers reception. Below turning sections there are dipped in inclined guide stops for sleepers. Each turning section together with corresponding stop for sleepers forms divider of sleepers flow. From sleepers moved as constant flow by mean of their feeding definite number of sleepers required for feeding of sleepers reception means is cut off. EFFECT: improved process. 7 cl, 7 dwg
Patent DE-10110066-C1 (DE)
Title: Particle size sensor has cleaning unit improves service interval
Inventor: ECKARDT GUENTER
IPC: G01N15/02
Filed: 2001-03-02
Granted: 2002-06-20
Abstract: The particle size sensor has a cleaning unit (9) with channels (15) to blow cleaning fluid (8) such as air across the measurement windows (4,5) at an angle to the particle flow (2) so as to prevent obstruction of the sensor light beam (6).