baber/WOPTO huggingface dataset:
Patent JP-S6324011-A (JP)
Title: Manufacture of steel stock for induction heating
Inventor: KOSEKI TOMOYA
IPC: C22C38/12
Filed: 1986-07-16
Abstract: PURPOSE:To manufacture steel stock for induction heating having increased strength without adding any special element or deteriorating the weldability by restricting the composition of stock, heating the stock to a temp. at which Nb enters into a solid soln. by a specified amount or more and hot rolling the heated stock. CONSTITUTION:A steel slab contg., by weight, 0.05-0.15% C, 0.15-1.00% Si, 0.50-2.00% Mn and 0.025-0.100% Nb is heated to a temp. at which Nb enters into a solid soln. by >=0.025%. The heated slab is hot rolled and tempered. By this method, steel stock whose strength can be increased by induction heating can be obtd. without requiring any special consideration during manufacture.
Patent JP-S5869099-A (JP)
Title: Manufacture of paper supporting body for lithographic plate
Inventor: ARAI FUMIAKI
IPC: G03G5/14
Filed: 1981-10-20
Abstract: PURPOSE:To obtain a supporting body which can provide a product inexpensive and free from curl with a higher printing durability preventing elongation during the printing by adding a cationic synthetic resin emulsion to a wood pulp slurry to make a paper. CONSTITUTION:A cationic synthetic resin emulsion (preferably, a stylene-butadiene copolymer or an ester acrylate based copolymer emulsion) is added to a wood pulp slurry preferably in the amount of 20-100 part in the form of solid with respect to 100pts.wt. of the pulp and at the same time, an inorganic pigment sich as aluminum sulfate, clay, calcium carbonate, titanium oxide and an assistant such as polyamide epichlorohydrine resin are done so as required. The mixture is made a paper to obtain the intended supporting body. EFFECT:This product is so excellent in the water resistance that it can be reduced to less than 0.3% in the elongation when contacting a damping water during the printing while protected from damage thereby providing a printing durability equivalent to 10,000-20,000 sheets.
Patent JP-H0848972-A (JP)
Title: Use of conjugated compound having pyrimidine group as electroluminescent material
Inventor: RUDORUFU GOMUPAA
IPC: C09K11/06
Filed: 1995-07-03
Abstract: The use of conjugated cpds. contg. two or more pyrimidine rings as part of the conjugated system as electroluminescent materials is new.   Also claimed are: (i) electroluminescent materials comprising one of these conjugated cpds., (ii) electroluminescent devices contg. an active layer of this material, (iii) pyrimidine cpds. of formula (I): R<1>-Fa-Db-Bc-Ad-Ce-Ef-Gg-R<2> (I) A = biphenyl-4,4'-diyl, anthracene-9,10-diyl, or a gp. of formula (II), pref. pyrimidine-2,5-diyl or 1,4-phenylene; X = O, -CH=CH-, CH=N- or -N=CH-; Y, Z = -CR<3>= or -N=; B, C = pyridine-2,5-diyl, pyridinium-1,4-diyl, pyridinium-2,5-diyl (N opt. substd. with 1-20C alkyl or opt. substd. phenyl) or -CR<4>=CR<5>, or pref. pyrimidine-2,5-diyl, 1,4-phenylene (0-2 H atoms replaced by R<3> gps.) or -CH=CH-; D, E = A, B, C, -B-A-C-, or gp. of formula (III)-(VII); F, G = pyridine-2,5-diyl, pyridinium-1,4-diyl, pyridinium-2,5-diyl (N opt. substd. with 1-20C alkyl or opt. substd. phenyl), 4-pyridyl, pref. D or E; R<1>-R<5> = H, 1-12C alkyl (opt. contg. one or more O linkages), -CN or -NR2<6>; R<6> = H, 1-6C alkyl or phenyl; a, c, d, e, g = 0-1; and b, f = 0-2, with the proviso that (a+b+c+d+e+f+g) is at least equal to 3, and gps. -Fa-Db-Bc-Ad-Ce-Ef-Gg contain ≥ 2 pyrimidine-2,5-diyl gps., (iv) prepn. of 2,5'-bipyrimidine derivs. comprising reacting a 2-methyl pyrimidine with an enaminisation reagent, then reacting the enamine with a Vilsmeier-Haack reagent, and then reacting the opt. complex ion-pptd. vinamidinium salt with an amidine, and (v) prepn. of bis- or oligo-pyrimidine cpds. comprising reaction of a vinamidinium salt in an organic solvent with a (hetero)-arylene- bis(pertrimethylsilyl) carbamidine cpd. at 0-250 degrees C in the presence of a desilylation agent.
Patent JP-S5868715-A (JP)
Title: Scanning distortion correcting system
Inventor: IZAWA MITSUTOSHI
IPC: H04N1/113
Filed: 1981-10-20
Abstract: PURPOSE:To correct difference of scanning speed of irradiated surface and fractionize the irradiated surface with a light beam into equal time equivalently by providing a function generator in a fixed memory and changing the oscillating frequency of a voltage controlling oscillator. CONSTITUTION:The velocity of a light beam on a surface scanned by a polygon mirror that rotates at a constant velocity is expressed by a/sin<2>theta. A pulse SR for resetting a counter circuit 7 is generated from a laser irradiation starting signal generating circuit 6 that receives a signal from a laser irradiation starting point sensor, and the value CV of the counter circuit is set to (0). After that, the counter circuit 7 is counted up by clock CC from a clock generating circuit 5. and the frequency fc of a V-F converter 9 is changed by voltage VC of a function generator 8 which is a D-A converter that generates voltage by the value CV, and output of a light modulator driver 11 is controlled.
Patent JP-H0218522-A (JP)
Title: Liquid crystal display device
Inventor: HATANO YUICHI
IPC: G02F1/1335
Filed: 1988-07-07
Abstract: PURPOSE:To simplify the manufacture process and to reduce the cost by providing a light shield film on one light transmissive substrate and forming an entire- surface electrode as a common electrode. CONSTITUTION:On the light transmissive substrate 11, a light transmissive segment electrode 12 is patterned roughly and the light shield film 13 is formed thereupon of an organic material in a desired pattern shape. On a light transmissive substrate 14 facing said substrate 11, on the other hand, the light transmissive common electrode 15 is formed entirely. A patterning process is therefore carried out for only the segment electrode 12, so the process is shortened. Further, the light shield film 13 is formed on the segment electrode substrate side, so the segment electrode can be patterned relatively roughly and aligned with the light shield film 13 with ease.
Patent JP-H1010988-A (JP)
Title: Information display device
Inventor: KUWAYAMA YUKIKO
IPC: G09F9/00
Filed: 1996-06-27
Abstract: PROBLEM TO BE SOLVED: To provide an information display device recognizing individual observation objects easily and displaying intrinsic information on the basis of recognition. SOLUTION: An element provided with ID information (a resonance element 11, for instance) is previously mounted on an observation object 12. When the observation object 12 enters the visual field range of an observer 2, the resonance element 11 is resonance-excited to specific frequency generated from a detector 9, and the ID information of the observation object 12 can be recognized by its excitation signal. On the basis of the recognized ID information, the intrinsic information of the observation object 12 is displayed on a half mirror 3 placed in front of the eyes of the observer 2.
Patent JP-S6056242-A (JP)
Title: Fluorophotometer
Inventor: NORUBERUTO OPITSU
IPC: G01N21/64
Filed: 1984-08-13
Abstract: In order to increase measuring sensitivity of a fluorometer, a transmitter of monochromatic test light beam is arranged opposite a receiver of a measuring light beam. A measuring chamber including a fluorescent indicator space is arranged between the transmitter and the receiver. The distance between the transmitter and the receiver is adjustable to match to the thickness of the measuring chamber.
Patent JP-S6059241-A (JP)
Title: Method and apparatus for displaying cutter position of pump dredger
Inventor: HIROKAWA NORIO
IPC: E02F9/26
Filed: 1983-09-12
Abstract: PURPOSE:To raise the accuracy of dredging work by a method in which on the basis of the position of a barge and relative positions of each installation of the barge, the present position of the cutter is calculated, and the present position of the cutter and the design position of dredging are displayed on a screen. CONSTITUTION:The position of a barge and relative positions of each installation of the barge are detected by such detectors as a wireless position measurer 8, an inclimometer 16, a draft measurer 17, a ladder depth meter 18 and a swing angle indicator (gyro) 19. The output of these detectors is put in a control arithmetic unit 11 through a signal input unit 14, where the present position of a cutter is calculated. On a displayer 13, the present position of the cutter and design dredging position stored in a memory 15 are displayed comparably.
Patent JP-H0458063-A (JP)
Title: Fuel supply method for internal combustion engine
Inventor: KOKUBO KAKURO
IPC: F02N19/00
Filed: 1990-06-26
Abstract: PURPOSE:To start an engine in a cold condition even with the use of fuel having a low startability by feeding fuel atomized by an ultrasonic atomizing device to a catalyst device so as to create an intermediate product having a high volatility during start of the engine. CONSTITUTION:During start of an engine 1, fuel is fed from a fuel supply device 10 to an ultrasonic vibrating member 11, and is atomized into fine droplets by an ultrasonic atomizing device 12. Then it is led through a catalyst device 15 so that aldehyde is created from, for example, methanol fuel by decomposition reaction, reforming reaction, partial oxidation reaction or the like, or dimethyl ether or the like is created by dehydrating condensation reaction. Thus obtained highly volatile intermediate product is fed into the engine 1, and accordingly, it is possible to enhance the startability at a low temperature.
Patent JP-H08340213-A (JP)
Title: Monolithic voltage controlled oscillator
Inventor: HOSOYA KENICHI
IPC: H03B5/18
Filed: 1995-06-09
Abstract: PURPOSE: To reduce the number of epitaxial layers and to reduce the increment of cost and the deterioration of uniformity of the characteristics of an wafer face by sharing a contact layer by a field-effect transistor(FET) and a Schottky diode. CONSTITUTION: An FET 11 and a Schottky diode 12 are formed on the same semi-insulating GaAs substrate. The FET 11 is provided with an i-AlGaAs channel layer 2, an n-AlGaAs electron donating layer 3, an n<+> -GaAs contact layer 4, a gate electrode 5, a source electrode 6, and a drain electrode 7 and has HEMT structure composed of the layers 2, 3. On the other hand, the diode 12 is provided with an anode electrode 10 formed on the layer 4, a cathode electrode 9 formed on an n-GaAs Schottky diode activating layer 8. The layer 4 is shared by the FET 11 and the diode 12.
Patent JP-H0332796-A (JP)
Title: Method for controlling chemical feed pump of waste water treating device
Inventor: SASAKI YASUNARI
IPC: C02F3/02
Filed: 1989-06-30
Abstract: PURPOSE:To maintain good effluent water quality and to reduce the cost of the waste water treating device by comparing the water temp. T in the device with a set temp. Ts, operating a chemical feed pump in the state of Ts>=T to inject a soln. contg. iron ions and stopping the operation of the chemical feed pump in the state of Ts<T. CONSTITUTION:The signal T of a thermometer 12 mounted to an aerobic bioreaction chamber 4 is sent to a control panel 13 where the temp. is compared with the preset water temp. Ts. The chemical feed pump 9 and a stirrer 6 are operated to inject a ferric chloride soln. 8 if Ts>=T at this time. The influence of the aerobic biomembrane method on the water treatment is thereby eliminated and the effluent water quality is maintained in a good state. The operation of the chemical feed pump 9 is suspended and the injection of the ferric chloride soln. 8 is stopped by making judgment that the influence of S<2-> is small and that the effluent water quality is good it Ts<T. The good water quality is, therefore, maintained throughout the year. In addition, the drastic cost reduction relating to chemical charges, electric charges, etc., by as much as the cost when the chemical feeding is not executed as compared to the conventional methods is possible.
Patent JP-S5959064-A (JP)
Title: Movable magnet type brushless linear motor
Inventor: HIRANO NORIMITSU
IPC: H02K41/02
Filed: 1982-09-29
Abstract: PURPOSE:To increase the lifetime of a brushless motor and to facilitate the control of the position of the motor by relatively moving a field magnet with a cup-shaped unit to an armature in a running direction. CONSTITUTION:A body of movable magnet type brushless linear motor LM is formed of a cylinder 1 and magnetic units 4, 5. An armature 8 is secured to the inner surface of the cylinder 1. A flat anisotropic field magnet 9 is secured to a cylindrical pole 6. The bottoms 10a, 11b of the cup-shaped magnetic units 10, 11 made of magnetic material are respectively secured to the surfaces of the field magnets 9. When a current is flowed to the armature coil 7, the magnets 9 move. Accordingly, the pole 6 runs under the guidance of bearings 2, 3.
Patent JP-H09143230-A (JP)
Title: Contact lens containing hydrophilic crosslinking agent and method for preparing the same
Inventor: IBUAN NUNTSU
IPC: C08F220/28
Filed: 1996-06-06
Abstract: The present invention relates to contact lenses made from polymeric material. Such contact lenses, also known often as "soft" contact lenses, are notably comfortable and permit diffusion of water and oxygen therethrough to the cornea.
Patent JP-2000303962-A (JP)
Title: Water supply unit
Inventor: FUJITA MASAHIRO
IPC: F04B49/06
Filed: 1999-06-15
Abstract: PROBLEM TO BE SOLVED: To adopt an inexpensive pressure switch with low preset pressure even in a water supply pump with a high head by disposing a pressure switch operated when the water pressure in a water supply pipe is a preset pressure or less in a position higher than a check valve on the downstream side from the check valve in the water supply pipe. SOLUTION: An electrolytic water generating device 10 electrolyzes dilute brine to generate alkaline water and acid water, and the device includes water supply units 20 (20a, 20b) for individually supplying alkaline water and acid water. Each water supply unit 20 includes a water supply pump 23, a check valve 24 and a pressure switch 25a. In this case, the pressure switch 25a off- operated when the water pressure in a supply pipe 21a is a preset pressure or more is disposed in a region of the highest water level of the supply pipe 21a to which the head pressure corresponding to an extraction pipe 21b is applied. By this arrangement, the head pressure applied to the pressure switch 25a is reduced for a difference in level between the pressure switch 25a and the water supply pump 23 so that a pressure switch with low preset pressure can be adopted.
Patent JP-S6229380-A (JP)
Title: Video signal recording and reproducing device
Inventor: SASAKI KIYOSHI
IPC: H04N5/91
Filed: 1985-07-30
Abstract: PURPOSE:To attain fine pattern by reading a part of the content of a picture memory according to the 1st television scanning system and recording it in the 1st recording and reproducing means. CONSTITUTION:Each frame is read by the 1st synchronizing signal SY1 according to a read start address from a frame memory 5, a luminance and chrominance signal are subject to D/A conversion by a D/A converter 6 to obtain a reproducing signal trimmed in a desired range. The signal is recorded by the 1st VTR3 operated by the 1st synchronizing signal SY1. However, before the actual recording, the 3rd VTR7 is reproduced and the information stored in a RAM13 is used to activate only the electronic trimming to monitor the video image so be stored in the 1st VTR3 and an incorrect part in improved by correcting cursor position. Thus, fine pattern forming is attained and a higher artistic program is formed.
Patent JP-H09234209-A (JP)
Title: Artificial dental root
Inventor: AOKI HIDEKI
IPC: A61C8/00
Filed: 1995-07-04
Abstract: PROBLEM TO BE SOLVED: To provide an artificial dental root used for maintaining an artificial tooth in case of a degenerated and broken dentary due to a disease in an oral cavity such as a thin, low and degenerated dentary or alveolar pyorrehea, or a traffic injury. SOLUTION: An artificial dental root 1 is provided with a protrusion 2 to protrude outward from the middle part of a cylindrical or elliptic cylindrical strut 3 and comprises a hydroxyapatite 12 coated on the surface thereof. This artificial dental root 1 is buried between an artificial tooth 4 and a dentary 5, and the artificial tooth 4 is fixed to the dentary 5 and a gingiva 6 with an adhesive 9. Thereby the artificial dental root capable of being buried on the side of thin and low dentary, with a conjunction of bone stronger than the conventional products, can be formed.
Patent JP-S5791252-A (JP)
Title: Method and apparatus for manufacturing foam rubber
Inventor: NAKAMURA TAKAO
IPC: B29C41/00
Filed: 1980-11-29
Abstract: PURPOSE: To provide securely the captioned molding which keeps side parts of foaming agent in a good shape, forms a gelled coat and keeps its shape without help by a method wherein a guide plate and a hot air blowing device are provided on both edge sides of a conveyor and hot air is blown off.  
     CONSTITUTION: In the foaming agent discharged form a discharge hose 2 on a conveyor belt 1, the width dimension is prescribed by guide plates 3, 3 and the height is by a doctor knife 4. While it moves on the conveyor belt 1, the shapes of the side parts are held by the pressure of hot air from hot air blowers 6, 6 and the foaming agent is prevented from blowing and heated. Accordingly, in manufacture of gel type foam rubber, gelling reaction is accelerated on each side part alone while in manufacture of non-gel type rubber a dry layer is formed on each side part to obtain a foamed molding 5' which does not get rid of shape and keeps its desired shape without help. Further, the molding 5' hold its shape more firmly by heating of heaters 10 arranged over the conveyor belt 1. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H0611519-A (JP)
Title: Accelerometer
Inventor: HOJO TAKESHI
IPC: G01P15/08
Filed: 1992-06-26
Abstract: PURPOSE:To remove an effect of rotatory oscillation around the axis passing through the center of gravity of a pendulum and to obtain an accelerometer which has a high frequency characteristic and can measure acceleration with high precision, in regard to the accelerometer having the pendulum supported by a flexible joint. CONSTITUTION:An accelerometer has a base block 10, a flexible joint 20 of which a first end is fitted to the base block 10, a pendulum 30 fitted to a second end of the flexible joint 20, torquers 34A, 34B, 36A, 36B, 38A and 38B generating a torque proportional to the acceleration inputted to the pendulum 30, and a displacement detecting device for detecting the relative displacement between the base block and the pendulum 30. The torquers are so disposed as to cause the torque to act on the center of gravity of the pendulum, while the displacement detecting device is so disposed as to detect the displacement of the center of gravity of the pendulum 30.
Patent JP-H04356539-A (JP)
Title: Polymer composition for expansion molding
Inventor: MORITA YUKIO
IPC: H01B3/44
Filed: 1991-06-13
Abstract: PURPOSE:To provide a polymer composition which is useful to form a foamed insulation layer by expansion-molding it in a conductor and which can form a foamed insulation layer having an expansion ratio as high as above 70%, a small dielectric loss tangent (tandelta) at high-frequencies and excellent insulation properties. CONSTITUTION:A polymer composition essentially consisting of a base resin and a nucleator to be molded in the pressure of a blowing agent, wherein the base resin comprises a propylene/ethylene copolymer containing 0.5-20wt.% ethylene component.
Patent JP-H0217981-A (JP)
Title: Method for coating timber
Inventor: SUITO TAKEO
IPC: B32B21/08
Filed: 1988-07-07
Abstract: PURPOSE:To enable use for a long period owing to an improvement in durability of a color tone by impregnating a timber not yet coated with polyethylene glycol methacrylate beforehand and then applying transparent paints to the surface of this timber. CONSTITUTION:After polishing a surface of timber formed into a prescribed shape with an abrasive paper, etc., a solution of polyethylene glycol methacrylate (PEGMA) is applied to this surface of timber and impregnated. Next, after intermediate treatments such as under coating and intermediate coating are carried out with a paint of polyurethane resin etc., a finish coating is carried put by applying a room temperature setting fluorocarbon resin paint etc. The polymerization degree of the polyethylene glycol component constituting the aforementioned PEGMA is preferred to be 2-30. By adopting the aforementioned coating method, it is possible to keep a woody touch such as a color tone of the coated timber for a long period.
Patent JP-S6230438-A (JP)
Title: Radio communication system
Inventor: YASUDA HIROSHI
IPC: H04L1/16
Filed: 1985-07-31
Abstract: PURPOSE:To attain efficient transmission by dividing transmission data into blocks, requesting retransmission of only a received block having an error after receiving the final block, and if the retransmission request is not answered, demanding the answer of the retransmission request. CONSTITUTION:A radio transmission equipment 10 on the transmission side divides transmission data stored in a buffer memory 4 into blocks in a control part 1 prior to the transmission of the data. Then, a connection request signal consisting of an access code or the like is transmitted from a radio modulation transmitting part 5. A radio communication equipment 20 on the receiving side receives the connection request signal, extracts the number of blocks of the transmitted data and transmits a connection response consisting of a code or the like indicating the capability of reception from the transmission part 5. Receiving the response, the transmission side transmits transmission data continuously. The receiving side stores blocks having no error in the buffer memory 4. Detecting an error, the receiving side extracts the block No. of the block having the error and transmits a retransmission request consisting of a retransmission request code and the block No. of the block having the error to the transmission side. When no retransmission request is returned, the transmission side retransmits only the data of the final block to demand the answer.
Patent JP-2001015035-A (JP)
Title: Plasma display panel
Inventor: IWAMOTO KAZUHISA
IPC: H01J11/26
Filed: 1999-06-16
Abstract: PROBLEM TO BE SOLVED: To improve luminance of a display panel without complicating a manufacturing process, by forming a reflective layer having electric insulation for reflecting visible light on the surface of a rear glass substrate forming an address electrode and a barrier rib, and applying phosphor on it. SOLUTION: Phosphor 16 is applied to a rear glass substrate 18 forming a reflective layer 20 comprising titan dioxide every cell. A front glass substrate 11 forming a display electrode 12, a dielectric 13, and a protective layer 14 is overlapped on the rear glass substrate 18 forming cells having an address electrode 17 and sealed to form a plasma display panel 10. In the panel 10, the reflective layer 20 is placed on the rear glass substrate 18 in each cell, and a layer of the phosphor 16 is placed on it. Therefore, of visible light radiated from the phosphor 16 by discharge, light directed to the front glass substrate 11 goes as it does, light directed to the rear glass substrate 18 reflects on the reflective layer 20, and both radiate through the front glass substrate 11.