baber/WOPTO huggingface dataset:
Patent JP-2000033570-A (JP)
Title: Ground chip collecting device
Inventor: TAWARA SATOSHI
IPC: B24B55/12
Filed: 1998-05-29
Abstract: PROBLEM TO BE SOLVED: To collect ground chips efficiently. SOLUTION: As to the circumference of a grinding wheel 32, outer periphery and side face thereof are covered with a cover 36 except a grinding part including a grinding point. A dust collection plate 38 is arranged in more rear part than the grinding point with respect to the direction of rotation of the grinding wheel 32, and chips scattered to the rear collides against the dust collection plate 38 and is scooped up toward a suction port 37. The chip are sucked in the suction port 37 and are sucked into a vacuum cleaner 43. The chips scattered around the grinding wheel 32 collide against the cover 36, drop into an opening part below, and are sucked through the suction port 37.
Patent JP-S6039928-A (JP)
Title: Radio receiver
Inventor: SOMENO NOBORU
IPC: H03G3/00
Filed: 1983-08-15
Abstract: PURPOSE:To improve the talking quality and to distinguish easily the start and end of talking by performing muting with a frame synchronizing signal of a control signal and also replacing respectively the control signal of the start and end to a high and a low tone burst. CONSTITUTION:A detecting means 82 detects a wave to be modulated for a voice siganl and the control signal, outputs the result to a muting circuit 86 and an output of the circuit 86 is fed to a voice signal circuit 84. Further, a control signal detecting means 4 detects the control signal from the output of the menas 82, a means 30 generates a muting pulse and gives it to the circuit 86 via an output port 31. On the other hand, the means 30 supplies the tone burst to the circuit 84 via an output port 32 and an adder circuit 87.
Patent JP-H01314894-A (JP)
Title: Heat exchanger
Inventor: YOSHIDA AKIRA
IPC: F28D1/047
Filed: 1988-06-15
Abstract: PURPOSE:To reduce the resistance of fluid as much as possible by displacing a plurality of heat exchanger units, interposed in the flow passage of the fluid whose heat is to be exchanged, along the direction of the arrangement of heat transfer tubes mutually. CONSTITUTION:A first heat exchanger unit 23 is provided with heat transfer tubes 25, arranged in parallel with a space between each other and made of copper, and a plurality of fins 26, arranged in parallel to each other in a direction orthogonal to the axis of the heat transfer tubes 25. A second heat exchanger unit 24 is also constituted in the same manner as the first heat exchanger unit 23. The first heat exchanger unit 23 and the second heat exchanger unit 24 are connected displaceably to each other along the arranging direction of the heat transfer tubes 25. The heat transfer tubes 25a of the first heat exchanger unit 23 and the heat transfer tubes 25b of the second heat exchanger unit 24 are parallel to the flow direction of air substantially under a condition that the first and second heat exchanger units 23, 24 are connected whereby air resistance will never be generated, smooth flowing is permitted and noise may be prevented.
Patent JP-S5773482-A (JP)
Title: Character recognition device
Inventor: TAKAHASHI TOKIICHIROU
IPC: G06K9/62
Filed: 1980-10-24
Abstract: PURPOSE:To check a stroke shape in details and to obtain a high stroke extraction accuracy, by extracting a corresponding candidacy point by a simple distance between a stroke point and a feature point, and after that, extracting a stroke information being nearest a stroke shape of a standard pattern, from in the qualified point. CONSTITUTION:An input character from an input part 1 is brought to binary coding, and normalizing and smoothing processings of a position and size by apreprocessing device 2, and a character pattern processed by the device 2 is changed to a core having prescribed line width in accordance with a small line change algorithm by a small line change processing device 3. A feature point showing a geometrical shape of a character line is extracted by a feature point extracting device 4 from this character pattern which is changed to a core. Also, from in the feature point from the device, plural features are selected as a candidacy point corresponding to each stroke point of a standard pattern which is read out from a standard pattern memory device 5, by a corresponding candidacy point extracting device 6. Subsequently, from the candidacy points obtained by the device 6, 1 point is decided by a correspoonding point deciding device 7, and information being near a stroke shape of a standard pattern is extracted by a distance calculating device 8.
Patent JP-H0818387-A (JP)
Title: Surface acoustic wave device, and its manufacture and mounting method
Inventor: SUETSUGU TAKUZO
IPC: H03H9/25
Filed: 1994-06-30
Abstract: PURPOSE:To prevent a defect in connection at the time of a facedown connection and to obtain high reliability and high mounting density by obtaining the surface acoustic wave device which is small-sized and thin. CONSTITUTION:The surface acoustic wave device 10 is equipped with a piezoelectric single-crystal substrate 12, electrodes 13a, 13b, 13c, and 13d for elastic wave excitation which are formed on the surface of the substrate 12, and pad electrodes 15a and 15b for connecting the piezoelectric single-crystal substrate 12 facedown electrically and directly to base substrates 14 for piezoelectric single-crystal substrate mounting provided on the electrodes 13a and 13b. The pad electrodes 15a and 15b are in a mountain shape which has a height(h) of 0.5-30mum from the surface of the piezoelectric single-crystal substrate 12 and gently swells at the center part.
Patent JP-2000334495-A (JP)
Title: Treatment method of cake and fine granulation treated cake prepared by this method
Inventor: YOKOKURA MINORU
IPC: C02F11/00
Filed: 1999-05-28
Abstract: PROBLEM TO BE SOLVED: To provide a treatment method for cake which is capable of granulating the cake by-produced in various kinds of industries to finer sizes than heretofore by efficiently treating the cake. SOLUTION: A cake improving agent 14 is added to the cake 1 and the cake is rolled to a sheet form by rolls of a rolling mill 3, by which the specific surface area of the cake is increased and the reaction of the cake 1 with the cake improving agent 14 is accelerated and the adhesion and flocculation of the cake 1 with each other are prevented. The resulted cake is subjected to the treatment of shearing alone or dispersing alone or both of shearing and/or dispersing and granulating, by which the cake is prepared to the cake of a prescribed grain size. In addition, the cake is rolled to the sheet form by the rolls to increase its specific surface area and thereafter the improving agent is added to the cake and the mixture is similarly treated.
Patent JP-S63312645-A (JP)
Title: Manufacture of semiconductor device
Inventor: MUKOHARA HIROAKI
IPC: H01L29/06
Filed: 1987-06-15
Abstract: PURPOSE:To prevent a passivation film from being stepwisely cut by providing the step of finishing to form a smooth shape by etching the end of a step by using the step of accurately removing it except a mesa region by a dry etching method and a wet etching method. CONSTITUTION:A semiconductor substrate 1 is covered with a photoresist 2, and patterned to expose the substrate 1 in a window 2' state in a region for surrounding a mesa forming region. Thereafter, the substrate 1 is selectively etched by dry etching to form a mesa groove 3. Subsequent to the dry etching, a wet etching is conducted. The corners of a mesa groove 4 are rounded by the wet etching.
Patent JP-S5938654-A (JP)
Title: Measurement of blood component
Inventor: FUJIMURA ARINOBU
IPC: G01N27/447
Filed: 1982-08-28
Abstract: PURPOSE:To obtain modified and immobilized blood filter paper perfectly prevented from the elution of hemoglobin, by contacting blood filter paper with a specific modifying and immobilizing reagent to modify and immobilize hemoglobin of the blood filter paper. CONSTITUTION:Guthrie filter paper is impregnated with several droplets of blood to be dried in air and the impregnated one is put in a test tube while a modifying and immobilizing reagent is added thereto and the whole is treated at about a room temp. or about 37 deg.C in a thermostatic water tank. The obtained blood filter paper disc is perfectly prevented from the elution of hemoglobin and generates no trouble to a reaction system. The reagent composition is 20-83: 3-32:2-48:3-38, pref., 20-83:3-16:2-48:7-40 in the ratio of ether : water : acetone : methanol. In addition, in the case of methylene chloride : water : acetone : methanol. In addition, in the case of methylene chloride : water : acetone : methanol, it is 25-83:3-20:2-30:2-45, pref., 50-83:3-10:2-30:2-30 in the ratio thereof.
Patent JP-H04347542-A (JP)
Title: Battery driven machine
Inventor: IKEDA HIROSHI
IPC: H02J7/04
Filed: 1991-05-23
Abstract: PURPOSE:To prevent memory effect of battery without requiring any operation of user. CONSTITUTION:Under a state where a battery is connected with a machine body 20, charging voltage of battery is detected through a detecting circuit 21 and a detection data is fed to a control circuit 22. When a decision is made that the charging voltage of battery is lower than a predetermined level, the control circuit 22 creates a discharge command signal beta. Since a switch 26 is momentarily turned ON immediately before the battery is unloaded from the machine body 20, the discharge command signal beta at that time is fed through an electrode 28 and the like to the battery side. When the discharge command signal beta is fed to a battery side discharge circuit, stored charges are discharged through the function of discharge circuit.
Patent JP-S629674-A (JP)
Title: Manufacture of insulating gate type semiconductor device
Inventor: HAMASHIMA TOSHIKI
IPC: H01L21/28
Filed: 1985-07-08
Abstract: PURPOSE:To remove the level generated in a gate insulating film by carrying out a heat treatment in an atmosphere including hydrogen after a heat treatment for reduction of resistance. CONSTITUTION:On a surface of a semiconductor substrate 1 consisting of single crystal silicon, a gate insulating film 2 consisting of SiO2 is formed by thermal oxidation. Subsequently, Mo and Si are evaporated simultaneously (A) on the gate insulating film 2 to form a gate electrode 3. After the deposition of the gate electrode 3, the gate electrode 3 is made eutectic by the heat treatment (B) for contriving the reduction of resistance of the gate electrode 3. Namely, it is molybdenum silicified and nextly the heat treatment for removing a trap is carried out. This heat treatment is done in an N2 gas atmosphere including H2 (vol% of H2 is 4vol%) at about 400 deg.C for 60min (C). After that, the gate electrode 2 and the gate insulating film 3 are subjected to etching and the equal MOS semiconductor device is formed, in which a source 4 and a drain 5 are formed by doping impurity with the gate electrode 2 and the gate insulating film 3 used as a mask.
Patent JP-S6130517-A (JP)
Title: Application drug for mucosa consisting of multilayer structure
Inventor: TAKASUGI MASUMITSU
IPC: A61K9/70
Filed: 1984-07-20
Abstract: PURPOSE:The titled pharmaceutical, having a mucosa adhesive film and an adhesive coated sheet in a laminated structure, capable of controlling the release of a chemical, preventing the swelling of the application drug by water permeated from the outer edge parts, and having improved adhesive property. CONSTITUTION:An application drug obtained by applying an adhesive 3, e.g. rubber based adhesive, acrylic adhesive or silicone based adhesive, containing a chemical or no chemical onto a base material 1, e.g. collagen, paper or PE film, and laminating a filmy mucosa adhesive 4, e.g. carboxymethyl cellulose (CMC), hydroxyethyl cellulose or gelatin, containing the chemical or no chemical, to the formed sheet. The adhesive coated sheet part larger than the mucosa adhesive layer is capable of suppressing the swelling of the outer edge parts in application and improving further the adhesive property. A chemical for treating aphtha in the mouth, inhibitor for toothache, remedy for angina pectoris, etc. is used as the chemical, and mainly applied to the mucosa of the oral cavity, pudendum part, etc.
Patent JP-S5851379-A (JP)
Title: Kana (japanese syllabary)-kanji (chinese character) conversion processing system
Inventor: YAMAUCHI YOSHITOSHI
IPC: G06F17/22
Filed: 1981-09-22
Abstract: PURPOSE:To improve the answer rate in the automatic conversion processing, by classifying independent words into categories of general independent words, proper nouns, numerals, etc. and giving this category information before the conversion processing. CONSTITUTION:An independent word dictionary 18 is divided into three parts, namely, a general independent word dictionary 18A, a proper noun dictionary 18B, and a numeral dictionary 18C; and in accordance with this division, a prefix dictionary 19 is divided into three parts, namely, a general prefix table 19A, a proper noun prefix table 19B, and a prepositive auxiliary numeral table 19C, and a suffix dictionary 20 is divided into three parts, namely, a general suffix table 20A, a proper noun suffic table 20B, and a postpositive auxiliary numeral table 20C. These fractionized dictionaries and tables are so constituted that corresponding dictionaries and tables can be selected to be used for collation by interlocking changeover switches S1, S2, and S3.
Patent JP-S5482244-A (JP)
Title: Fixing device
Inventor: ISHIKAWA TOYOJI
IPC: G03G15/20
Filed: 1977-12-13
Abstract: PURPOSE: To enhance the fixing capacity by using plural thermal sources by combining them in accordance with the selection of a copy mode.  
     CONSTITUTION: The first heat source consisting of fixing roller 48 and the second heat source consisting of radiating type heater 56 are provided. Accordingly, when the monochromatic mode is selected, transfer paper 45 delivered from the transfer unit of dry type color copier is guided by guide plates 46, 47 to send to between fixing roller 48 and pressure roller 49 so that the toner is thermally fixed. Thereafter it is transported via guide plates 50W52 and transport belt 54 with suction fan 53, and exhausted from exhaust paper roller 55. When the full color mode is selected, the radiating type heater 56 starts, the transfer paper 45 is heated by the fixing roller 48, then heated by the radiating type heater 56 so that a good fixing is carried out. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H04352832-A (JP)
Title: Drawing false twister
Inventor: HASEGAWA TAKUZO
IPC: D02G1/04
Filed: 1991-05-24
Abstract: PURPOSE:To obtain a drawing false twister capable of solving problem of characteristics of kind of machine caused by using a belt type false twister. CONSTITUTION:In a drawing false twister in which a heater 7 for heat set and belt type false twister 10 are arranged between the first and second feed rollers 6 and 12, a preheater 10 and feed roller 30 for over feed are provided on this side of the above-mentioned first feed roller 6 and thereby raw yarn is subjected to shrinking heat treatment and formed into coares denier so as to raise draw ratio.
Patent JP-S60892-A (JP)
Title: Filtration spherical body for purifying filthy water
Inventor: SAKURAI KATSUO
IPC: B01J19/30
Filed: 1982-08-28
Abstract: PURPOSE:To prompt purification of filthy water in a tank by fixing a tubular body to an external peripheral frame of a filtration spherical body and fitting a plug body for stopping an opening freely detachably and fitting two reinforcing rings each being parallel to a dividing face of the spherical body in a direction vertically crossing said tubular body and facing each other to the external peripheral frame. CONSTITUTION:A tubular body arranged in the diametral direction of a filtration spherical body uniting to one body at the bonding part 3'', 3'' at the middle part of the tubular body and having an opening 3', 3' on the periphery of the spherical body is fixed to the external peripheral frame 1 of the filtration spherical body, and a plug 8 for stopping the opening 3', 3' is attached to the opening freely detachably. Therefore, when the openings at both sides of the tubular body at the middle part of the spherical body are stopped, a hollow tubular body is formed which allows the spherical body submerged in the water to float up and allows the spherical body to be suspended in the upper or middle part of a purification tank. Since two reinforcing rings 4 arranged in parallel to a dividing face 2, 2' of the spherical body and facing each other are attached to the external peripheral frame 1, 1, the strength of the spherical body is increased, and the function of the spherical body 1 is fully exhibited without causing damage even if it is laid on the bottom of a purifying tank or even if it collides with the wall of the purifying tank.
Patent JP-S5673980-A (JP)
Title: Brightness limit circuit
Inventor: KANAI TOSHIYUKI
IPC: H04N5/57
Filed: 1979-11-21
Abstract: PURPOSE:To obtain easy to see screen by effectively reducing the blooming phenomenon, through the amplitude limit of high brightness side only in the high harmonics component of signal, in a high frequency detection circuit of a video amplifying circuit. CONSTITUTION:In a cathode drive system of CRT, color difference signals R-Y, G-y and B-Y are fed to the base of transistors TRs 1, 2, 3, and the brightness signal Y is fed to the emitter. The emitter of TRs 1...3 is connected to the emitter of TR4 via resistors 8, 9, 10. Further, a parallel circuit consisting of a diode 31 and an inductance 32 is connected between the collector and ground of TR4. The dynamic range of light part of the said TR4 is broad when the frequency of the brightness signal is low, and it is narrow when the frequency is high, allowing to effectively reduce the blooming phenomenon and to obtain easy to see screen.
Patent JP-H01318354-A (JP)
Title: Image reader
Inventor: TAKAGI HIDEO
IPC: G06T9/00
Filed: 1988-06-20
Abstract: PURPOSE:To transfer digital data related to plural image transfer forms at a time by converting image information to be transferred to an external device to a set of data related to two or more image transfer forms and defining information corresponding to one picture element as a minimum transfer unit. CONSTITUTION:A binarizing circuit 25 modulates multivalued information to binary and dither information by slice data for conversion to binary information and dither slice data for conversion to dither information which are preliminarily set by a CPU 27. Binary and dither information outputted from the binarizing circuit 25 is converted to image information having eight bits as one picture element by an interface circuit 26. For example, multivalued information is set to bits 0-5, and dither information is set to bit 6, and binary information is set to bit 7. Image information to be transfered to the external device is converted to at least two or more image transfer forms and information of one picture element is defined as a minimum transfer unit in this manner, thereby simplifying a reader and reducing the cost.
Patent JP-H07313937-A (JP)
Title: Driving circuit for ultrasonic converter
Inventor: SAKURAI TOMOHISA
IPC: H04R3/00
Filed: 1995-06-16
Abstract: PURPOSE:To provide a driving circuit for an ultrasonic converter, which circuit can automatically stop the driving of an ultrasonic converter when the driving frequency becomes out of a resonance point tracing range and can effectively prevent parts from being burned and damaged due to mismatching. CONSTITUTION:A driving circuit for ultrasonic converters (35, 36) is so composed as to have driving means(37-47, 49, 50, 51-1, 51-2, 56-60, 66-74) to trace their resonance points and drive them at the resonance frequency and monitoring means (77, 78) to monitor whether the frequency to drive the ultrasonic converters by the driving means is within a prescribed range or not, and based on the output of the monitoring means, the circuit stops the driving of the ultrasonic converters (66, 75, 48) when the driving frequency becomes out of the prescribed range.
Patent JP-2000333786-A (JP)
Title: Collapsible seating device
Inventor: TAKEDA HIDEYOSHI
IPC: A61F5/44
Filed: 1999-05-28
Abstract: PROBLEM TO BE SOLVED: To provide a collapsible seating device of a simple constitution in which it is possible to operate a seating to rotate on horizontal shafts easily and safely and especially to prevent the seating from sudden collapse, or the like, reliably and which can be made compact with a simple constitution and inexpensively produced at low costs. SOLUTION: This collapsible seating device is provided with both a mounting base 4 to be mounted to a wall surface 1, or the like, and a seating 5 pivoted at the lower end part of the mounting base 4 freely rotationally on horizontal shafts 6 and 7 between a collapsed posture A to be collapsed along the mounting base 4 and a use posture B to be protruded forward from the lower end part of the mounting base 4. A biasing means to bias the seating 5 in the direction of collapsing on the horizontal shafts 6 and 7 and a friction-type damping means to damp the rotation of the seating 5 on the horizontal shafts 6 and 7 are incorporated in the vicinity of the horizontal shafts 6 and 7.
Patent JP-S5850201-A (JP)
Inventor: CHIGUSA HIDEO
IPC: E01B25/10
Filed: 1981-09-22
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H0442252-A (JP)
Title: Developing device
Inventor: MARUMOTO TAKESHI
IPC: G03G15/08
Filed: 1990-06-08
Abstract: PURPOSE:To stably form an excellent image and to prevent toner from being wasted at the same time by respectively disposing electrical conductive plates so that they cover both ends of a rotating drum and one part of the effective part of a photosensitive body from both end sides thereof and impressing a prescribed voltage on the plates. CONSTITUTION:The electrical conductive plates 24 are respectively disposed so as to cover both ends 3 of the rotating drum 2 from the both end parts 3 side thereof and one part of the effective part 6 of the photosensitive body 4 from both end 3 sides thereof. Simultaneously, the prescribed voltage VSG for preventing the toner 18 and carrier 20 from being splashed is impressed on the plates 24. In such cases, the toner 18 attached near both end parts of a sleeve 17 can be repulsed to the sleeve 17 side without allowing the toner 18 to be obliquely splashed or the like by the wall of an electric field generated by the potential of the plate 24 and the potential of one unexposed part of the effective part 6 of the photosensitive body 4. Thus, the excellent image is stably formed and the toner is prevented form being wasted at the same time.
Patent JP-H0712271-A (JP)
Title: Anti-corrosive pipe fitting
Inventor: MIZOGUCHI ATSUO
IPC: F16L15/04
Filed: 1993-06-22
Abstract: PURPOSE:To provide an anti-corrosive pipe fitting which can connect watertightly two types of lining steel pipes having different inner diameters. CONSTITUTION:The inside surface of a metal fitting 1 except a female threaded part is covered with a plastic layer 2, and extending therefrom a cylindrical part 21 is provided. The cylindrical part 21 is given an outside diameter approx. the same as the inside diameter of a resin lining steel pipe M2, and thereon a seal ring 3 consisting of olefin series elastomer is fitted. The seal ring 3 is given an outside diameter approx. the same as the inner diameter of a powder lining steel pipe M1, and on the periphery, a plurality of ring-shaped ridges 31 are furnished at a certain spacing in the axial direction. Accordingly the powder lining steel pipe and resin lining steel pipe having different inside diameters are continued watertightly, and production of red water is prevented certainly.