baber/WOPTO huggingface dataset:
Patent JP-H04270197-A (JP)
Title: Production of single crystal of oxide superconductor
Inventor: MASAKO TAKASHI
IPC: H01L39/24
Filed: 1991-02-26
Abstract: PURPOSE:To suppress the evaporation of a flux in the production of single crystal of a T1-based superconductor by using KC1/NaC1 or PbCl2 as the flux. CONSTITUTION:When a single crystal of oxide superconductor expressed by the formula T12Ba2Can-1CunO4+2n ((n) is 1, 2 or 3) is produced by using KC1 or KC1 and NaC1 or PbC12 as the flux, boron oxide (B2O3) is added to mixed powder. Thereby evaporation amount of the flux is suppressed to provide a good-quality T12Ba2Can-1CunO4+2n single crystal.
Patent JP-S57168836-A (JP)
Title: Electric discharge machining device
Inventor: MORO TOSHIO
IPC: B23H11/00
Filed: 1981-04-10
Abstract: PURPOSE:To prevent a machining tank from interfering with electrodes, when the electrode is replaced through an arm moving vertically, longitudinally and horizontally, by moving a table to a position for the machining tank not to interfere with the electrode. CONSTITUTION:A magazine 42 is mounted laterally of a column 12 in an electric discharge machine in a rotary indexable state, and plural electrodes 38a-d are mounted to the magazine 42. An arm 46 is moved forward to grip an electrode 38a, at the lowermost position in the magazine 42, lowered, moved backward then horizontally rotated. The arm 46 is moved further forward to rise and mount the electrode to an automatic clamping device 36. Removal of the electrode is performed in a reverse order. At replacement of the electrode, a position of XY tables 16, 18 is detected by dogs 52, 56 and limit switches 54, 58, and a machining tank 30 is moved to a position not to interfere with a range of movement of the electrode.
Patent JP-S53139690-A (JP)
Title: Curing accelerator
Inventor: NARISAWA HIRONORI
IPC: C09J4/02
Filed: 1977-05-11
Abstract: PURPOSE: To prepare a curing accelerator capable of curing a composition consisting of a vinyl compound and a peroxide even in the presence of oxygen, comprising a thiourea, a β-diketone chelate or a β-ketoester chelate and a medium. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H08242851-A (JP)
Title: Gene for new alcohol acetyltransferase
Inventor: NAGASAWA SUNAO
IPC: C07H21/04
Filed: 1995-03-14
Abstract: PURPOSE: To obtain a new gene useful for producing a new alcohol acetyltransferase capable of producing an alcohol reinforced with an ester fragrance and having high stability by biotechnology. CONSTITUTION: This gene has a DNA sequence coding for a polypeptide having an amino acid sequence of the formula. The gene is obtained by a plaque hybridization method, etc., using a probe prepared of a part of a DNA chain, which has a function for producing a new alcohol acetyltransferase, obtained from a sake yeast KYOUKAI-7, Saccharomyces cerevisiae, etc.
Patent JP-S57171565-A (JP)
Title: Cooling method for die
Inventor: TAKADA MOTOHIRO
IPC: B22C9/06
Filed: 1981-04-13
Abstract: PURPOSE:To eliminate the generation of a hot spot part of molds and to prevent generation of defects such as shrinkage cavities in castings by reducing the thickness of the part of the molds for casting near the hot spot part, and providing an air cooling pipe in proximity thereto. CONSTITUTION:In the stage of casting molten metal into the cavity 5 for casting of molds 1 consisting of a top part 2, a side part 4 and a bottom part 4 from an arrow direction, the wall thickness of the mold in the area of the hot spot part 6 against which the molten metal dashes and where the temp. rises locally is reduced. At the same time, a cooling pipe 9 is mounted on the outer side of the part 6 by a mounting means 8 and air is flowed therein to cool said part. The part 6 against which the molten metal dashes is cooled, whereby the hot spot is eliminated and the generation of defects such as shrinkage cavities in castings is prevented.
Patent JP-S56151220-A (JP)
Title: Supercharger device for internal combustion engine
Inventor: INOUE KAZUO
IPC: F02B67/00
Filed: 1980-04-25
Abstract: PURPOSE: To provide an effective utilization of a dead space by a method wherein a turbine and a compressor for a supercharger device for an engine of autobicycle are arranged at one side and the other side of the engine, respectively, and its intermediate shaft is installed in the V-bank of the engine.  
     CONSTITUTION: Supercharger 13 is provided with a shaft 12 for use in connecting exhaust turbine 10 in the exhaust passage 7 with a compressor 11 in the intake passage 8. The exhaust turbine 10 is arranged at the exhaust port 4, that is, in front of the engine 3, the compressor 11 is arranged at the intake port 5, that is, at a rear part of the engine 3. The shaft 12 is arranged in V-bank 14 at a position passing therethrough in the forward and backward direction. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S63222019-A (JP)
Title: Removal of impurity in iron oxide powder
Inventor: MIKI MICHIO
IPC: C01G49/02
Filed: 1987-03-10
Abstract: PURPOSE:To simply remove impurities such as chloride and sulfide at low cost and efficiently and to obtain stable high-purity iron oxide powder, by blending iron oxide powder containing impurities with water solvent, heating and separating the iron oxide powder. CONSTITUTION:Iron oxide powder containing impurities, for example, obtained by calcining waste liquor of steel plate washing acid, comprising FeCl2 and FeSO4 as main components, is calcined to give iron oxide powder containing impurities, which is optionally prewashed with water at one - two times, dehydrated, blended with four times or more as much water solvent such as distilled water, ion exchange water or highly purified neutral water treated by reverse osmosis membrane or alkali aqueous solution as the apparent volume of the iron oxide powder by volume and adjusted to pH7-9. Then the solution is heat-treated at >=70 deg.C for a given time, the iron oxide powder settled at the bottom of a treating container is separated from the water solvent, dehydrated and dried.
Patent JP-S61213750-A (JP)
Title: Monitor apparatus
Inventor: NINOMIYA TAKESHI
IPC: C23C16/52
Filed: 1985-03-20
Abstract: PURPOSE:To enhance measuring sensitivity, by partially or entirely arranging a fluorescence observing optical system in a container in which particles in a gaseous phase being an object to be observed are present. CONSTITUTION:Fluorescence generated at the point A in plasma P is condensed by a fluorescence condensing lens 6 to be made parallel. This parallel beam is passed through a quartz window 2 by a lens 7 to be condensed onto a detector 5. The fluorescence condensing lenses 6, 7 are attached to a holder 8 which is, in turn, fixed to a bench 9. The bench 9 is minutely movable from the outside of a vacuum container 1. By this method, the fluorescence condensing lens 6 can be allowed to approach the vicinity of the fluorescence emitting point A. As a result, the condensing of fluorescence at a wide three-dimensional angle is enabled and larger signal intensity is obtained. That is, high sensitivity measurement is enabled even with respect to active particles with low concn.
Patent JP-S58172064-A (JP)
Title: Voltage-controlled oscillating circuit
Inventor: NAGAO NOBUYA
IPC: H04N5/06
Filed: 1982-04-01
Abstract: PURPOSE:To obtain a voltage-controlled oscillating circuit stable against the fluctuation of temperature, by using FETs for forming the 1st and the 2nd current mirror circuits, a differential couple, and a current source, and varying the amount of a current supplied to a switching part by a control voltage. CONSTITUTION:A voltage VDD is applied to a power supply line 41, a control voltage VC of oscillation frequency is applied to a control terminal 42, and a reference potential line 43 is grounded. Then, FETs (TR) 1-6 constitute the voltage-controlled current source and the TRs 1 and 2 operate as a current mirror circuit. The drain of the TR2 is connected to the common source of the TRs 3 and 4 in a differential couple and the voltage VC is applied to the gate of the TR3. The drain of the TR4 is connected to the source of the TR5 to form a current mirror circuit of the TRs 5 and 7, and a current source TR6 is provided. A current i4 flowing through the TR7 is supplied to the switching part consisting of TRs 8-11, etc., to obtain an oscillation frequency varying with the voltage VC, performing oscillation stably against the fluctuation of temperature.
Patent JP-S53139430-A (JP)
Title: Slip reading device
Inventor: FUJITA KOUICHI
IPC: G06K13/00
Filed: 1977-05-11
Abstract: PURPOSE: To secure a correct reading and processing of the slip's information by reading the slip information under carriage with use of the laser beam and then the slip is collected if the information is correct or returning the slip to the throw-in slit in case the information is incorrect. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S53139274-A (JP)
Title: Method and device for removing bubbles
Inventor: HORIKAWA HIROSHI
IPC: B01D19/00
Filed: 1977-05-12
Abstract: PURPOSE:To continuously pressurize the flowing liquid to over 1.5kg/cm<2> of absolute pressure so that the bubbles contained in the liquid can be removed and prevented from emerging when it is used.
Patent JP-2000249028-A (JP)
Title: Fuel injection device in backbone type motorcycle
Inventor: HOTSUTA KAZUHITO
IPC: F02M69/00
Filed: 1999-03-02
Abstract: PROBLEM TO BE SOLVED: To attach a fuel injection valve to an upper side wall of an intake passage without interfering to a backbone, an inject fuel from the valve toward an intake port of a cylinder head, in a motor cycle wherein an intake passage of an engine is disposed downward a back born inclined rear downward a car body frame. SOLUTION: In a backbone type motor cycle wherein an intake passage 12 communicated with an intake port 11 of a cylinder head 9 is disposed along a backbone Ff downward the back born Ff of a car body frame, a fuel injection valve 30 is erectly arranged on an upper side wall disposed in a downstream range of the intake passage 12 so as to arrange at least upper end of the valve 30 forward a middle point 32 of an outside curvature in a middle vending part of the backbone Ff.
Patent JP-H09242151-A (JP)
Title: Vibration isolation supporting structure of floor pan
Inventor: IWAI KATSUMI
IPC: E03C1/20
Filed: 1996-03-12
Abstract: PROBLEM TO BE SOLVED: To provide vibration isolation support structure which raises the level of a floor pan to a very small degree. SOLUTION: A support leg 2 is supported with a vibration isolation member 8. The vibration isolation member 8 comprises an annular rubber block 9 and metal plates 10, 11 vulcanized and adhered to the upper face and the lower face of the rubber block 9. In addition, in the upper side metal plate 10 the center part thereof is substantially recessed circular, and a recess part 12 comes into the center hole 9a of the rubber block 9. And the lower side of the support leg 2 enters the recess part 12.
Patent JP-H04292784-A (JP)
Title: Disc-shaped plasma image heater
Inventor: ABE TOSHIO
IPC: C30B13/22
Filed: 1991-03-19
Abstract: PURPOSE:To improve performance, i.e., increase in size of an opening diameter of a sample, uniformity of a temperature, easiness of maintenance, temperature stability of a disc-shaped plasma image heater. CONSTITUTION:A disc-shaped plasma lamp 2 sealed with metal element and gas in a light transmission spherical shell is disposed at a focus of an elliptical mirror 1, a cavity resonator 5 incorporating the lamp 2 and a magnetron 25 is provided, a wavelength is selected in a range from an ultraviolet light to a near infrared light, and a sample 8 is irradiated by the light to be heated. An atmosphere is regulated by a flowrate regulator 28 and a vacuum pump 29 while heating the sample 8, and the sample is moved while rotating to manufacture a crystal. A temperature of the sample 8 is measured to be grasped by a radiation thermometer 21 with a wavelength near 0.9 micron through a temperature observation window 22, while a heat power source is controlled by a control computer 23 to control oscillation of the magnetron 25, thereby controlling the temperature of the sample 8 to a desired value.
Patent JP-H07242491-A (JP)
Title: Dispersion strengthening molybdenum single crystal and production thereof
Inventor: FUJII TADAYUKI
IPC: C30B29/02
Filed: 1994-03-02
Abstract: PURPOSE:To improve high temp. strength without recrystallization brittleness by annealing a molybdenum polycrystalline body contg. a rare earth metal oxide after forming. CONSTITUTION:Molybdenum oxide contg. 0.005-0.2wt.% rare earth metal oxide is press-compacted and sintered in a hydrogen atmosphere to obtain a molybdenum polycrystalline body contg. the rare earth metal oxide. This polycrystalline body is formed into a shape and annealed at 1,800-2,300 deg.C.
Patent JP-H0210294-A (JP)
Title: Fuel element for nuclear reactor
Inventor: KENISU MATSUKUGUREEGAA SUWANSO
IPC: G21C3/338
Filed: 1989-03-07
Abstract: PURPOSE: To prevent hot spots from being produced due to coolant stagnation by spirally winding strips having spacer recess parts and rims around a fuel rods. CONSTITUTION: A strip 12 is spirally wound around a nuclear fuel element 10 to fix the end parts, and desired intervals are held between the neighboring fuel elements in an array. Here, the strip 12 having spacer recess parts 14, 16 formed of stainless steel and 2 rows along a side edge, and the recess parts 14, 16 are brought into contact with a fuel element coat along the axial and circumferential directions of the fuel element at regular intervals. In addition, a continuous rib 18 is formed in the intermediate of both the side edges of the strip 12, and thereby a contact part between the strip 12 and the coat of the neighboring fuel element is minimized. By this structure, formation of the stagnant area of coolant can be controlled.
Patent JP-H05219710-A (JP)
Title: Direct-acting motor
Inventor: TAKAHASHI TOSHIHIRO
IPC: H02K33/18
Filed: 1991-03-19
Abstract: PURPOSE:To enable only a pure thrust to be obtained in a member for driving a moving coil in an advancing-retreating way, by uniforming air-gap magnetic flux densities despite the unbalances of the magnetomotive forces of permanent magnets. CONSTITUTION:In a direct-acting motor 10 provided with a yoke 1, upper and lower permanent magnets 12, 13, a center pole 14, a member 15 for driving a moving coil in an advancing-retreating way, and a moving coil 16, electromagnets for adjusting air-gap magnetic flux densities are provided in the magnetic paths of at least one of the upper and lower permanent magnets 12, 13.
Patent JP-H03257102-A (JP)
Title: Steam furnace
Inventor: YOSHIKAWA AKIRA
IPC: B22F3/24
Filed: 1990-03-08
Abstract: PURPOSE:To efficiently and uniformly execute oxidizing treatment to a treating material by supplying superheated and saturated steam into a steam passage after preheating the steam through a steam introducing pipe wound around an outer case, heating it in there and introducing it into an inner case. CONSTITUTION:In a furnace body 1, the metal-made outer case 3 and the metal- made inner case 5 are set interposing the steam passage 7 between them and the treating materials contained in a basket 20 are charged in the inner case 5. This treating materials are heated to the prescribed temp. through the outer case 3 and inner case 5 with an electrical heater 2. Then, the superheated and saturated steam supplied from the steam introducing pipe 8 is introduced and circulated with a fan 9 to execute the oxidizing treatment to the treating material. In the above steam furnace, the above steam introducing pipe 8 is wound around the outer case 3, and after preheating the steam with the electrical heater 2, the steam is supplied at upper part of the above steam passage 7, and after being sufficiently heated during passing through there, the steam is introduced into a treating space from the lower part through lower opening in the inner case 5. By this method, the oxidizing treatment is uniformly and efficiently executed to the treating material.
Patent JP-H04290882-A (JP)
Title: Gamma-pyrone derivative and ultraviolet ray absorber and cosmetic containing the same
Inventor: YAMAGUCHI MASAKAZU
IPC: C07D309/38
Filed: 1991-03-19
Abstract: PURPOSE:To obtain a new compound, capable of exhibiting ultraviolet ray absorbing action over a wide wavelength region and useful as ultraviolet ray absorbers, cosmetics, etc. CONSTITUTION:A compound expressed by formula I [R is 1-8C alkyl, 6-10C aryl, OH, 1-8C alkoxy, 2-8C alkenyloxy, 1-8C perfluoroalkyl, etc.; (n) and (m) are 0-4; (n+m) is >=1], e.g. 2-(3,4-dimethoxyphenyl)-6-phenyl-4H-pyran-4-one. Furthermore, the aforementioned compound expressed by formula I is obtained by condensing a benzoylacetone derivative expressed by formula II with a benzoic acid derivative expressed by formula III in the presence of a base such as sodium hydroxide as a catalyst in an aprotic solvent such as diethyl ether at 20-150 deg.C and then cyclodehyrating the resultant compound expressed by formula IV with a strong acid such as sulfuric acid. A cosmetic containing the above-mentioned compound is excellent in anti-suntan effects.
Patent JP-S60198292-A (JP)
Title: Wax for thermal transfer ink
Inventor: KURODA KATSUHIKO
IPC: E04B1/24
Filed: 1984-03-22
Abstract: PURPOSE:To provide the titled wax having excellent pigment-dispersing property, capable of being melt-transferred with low energy and ensuring a high printing speed, consisting of a copolymer of an alpha-olefin with maleic anhydride having a low heat of fusion. CONSTITUTION:A 16-60C alpha-olefinic unsaturated compound is copolymerized with maleic anhydride by solution polymerization, solventless polymerization or the like to obtain a copolymer having a weight average polymerization degree of 1-100 and a heat of fusion of not more than 35 cal/g, as the objective wax. The wax is mixed with a coloring agent and, if desired, with an ordinary wax such as a natural wax (e.g., carnauba wax, montan wax or Japan wax) and a synthetic wax (e.g., petroleum was or low molecular weight polyethylene), a softening agent or the like to obtain a thermal transfer ink.
Patent JP-S52137711-A (JP)
Title: Method and device of prevention of exit of liquid stored in floating tank
Inventor: SHIMADA HIROYUKI
IPC: B65D90/24
Filed: 1976-05-14
Abstract: PURPOSE: To obtain marine oil store base and others by which stored liquid such as crude oil or others is not exited to out of tank and no fear of marine contamination is needed, even though wall of tank would be broken for the worst case. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H07238621-A (JP)
Title: Deck plate
Inventor: NOMURA TERUO
IPC: E04B5/40
Filed: 1994-02-28
Abstract: PURPOSE:To improve safety and increase strength so as to facilitate laying work by chamfering corners of an end close end or bending one or both of ends to the opposite side in the shape of character U. CONSTITUTION:A steel plate is bent, a plurality of almost parallel ribs 12 are formed at a predetermined interval on one face side, and ends which are at a right angle to the ribs 12 are crushed so that a pair of flat end close ends 14, 14 are formed. In this deck plate 10, corners 14a... of the end close end 14 are chamfered or one end and/or the other end of the end close end 14 are bent on the other face side of the steel plate in the shape of character U in its cross section. For this reason, the corner 14a becomes smooth, and it is possible to avoid injury of worker's body and damage of worker's clothes when the deck plate 10 is stored, transported, and laid.
Patent JP-H0667681-A (JP)
Title: Noise reducing device
Inventor: HARA TAKESHI
IPC: H03H17/04
Filed: 1993-02-19
Abstract: PURPOSE:To simplify the constitution of the adaptive noise reducing device and improve the noise reduction effect. CONSTITUTION:An adaptive filter circuit 30 generates a sound for canceling a noise from the noise collected by a noise collecting microphone 21. This cancelling sound is outputted from a speaker 26 to cancel the noise. The weighting coefficient of an adaptive filter is updated so as to minimize a residue on the basis of a residue signal collected by a microphone 27 for noise collection and the signal from the microphone 21 for noise collection. When the circuit which generates the canceling sound is composed of a digital circuit, a minimum phase transition filter is used for the anti-aliasing filter of A/D converters 50 and 60 and a D/A converter 70. A delay circuit 36 composed of only a delay element is used so as to correct the timing of the signal collected by the microphone 21 for noise collection and the residue signal.
Patent JP-H11244616-A (JP)
Title: Operation of filter press
Inventor: SATO RITSU
IPC: B01D25/12
Filed: 1998-03-06
Abstract: PROBLEM TO BE SOLVED: To simplify control items in a method of operating a filter press and also to improve uniformity of distribution of the water content in dewatered cake. SOLUTION: This filter press has sludge of pulverized ceramics raw material particles or the like injected therein by a reciprocating pump to dewater it, thereby obtaining dewatered cake of the suitable water content for kneading and forming processes and the like of the poststage. In this cake, pressurizing pressure of the pulsating pump is measured timewise, and when the differential pressure between a set of the maximum value PH(n) and the minimum value PL(n+1) or the differential pressure between the maximum value PH(n) and the minimum value PL(n-1) reaches a prescribed set value PS, the reciprocating pump is stopped.
Patent JP-H04290142-A (JP)
Title: Memory selecting method
Inventor: KAMIMURA TOMOTAKA
IPC: G06F12/06
Filed: 1991-03-19
Abstract: PURPOSE:To easily change the division address of a memory space as to the memory selecting method which is used by, for example, a mobile communication terminal, etc. CONSTITUTION:This method is provided with a CPU 1 which divides and uses the space of the internal memory, an external memory 4 which has a physical memory space (n) times as large as the space of the internal memory, a comparator 2 which compares an applied division address with the address of the physical memory space sent out of the CPU and sends the comparison result, and a selection part 3. The selection part sends out a select signal, generated from a selection control signal and the comparison result, to the external memory to select a specific physical memory space. This memory selecting method is provided with a memory means 5 wherein various division addresses are written and the division address applied to the comparator is read out of the memory means and substituted with the division address, whose value is varied.
Patent JP-S55150925-A (JP)
Title: Electric discharge machine
Inventor: KAWANO MITSUGI
IPC: B23H9/04
Filed: 1979-05-04
Abstract: PURPOSE:To adequately perform the machining work of end parts of a work, by equipping a detecting mechanism of the end part to a machine correspondingly to machining electrodes for end edges of the work. CONSTITUTION:When auxiliary heads 5 are transversely fed to bring electrodes 2 to positions of the stepped portion at roll ends, a detecting arm 10 for the stepped part at the roll end has been adjusted in such a manner as to be also brough to the stepped position. The arm 10 is pushed out toward the direction of the roll 3 due to the step at said end part by the tension of an spring 11 and actuated by the action of a balance to depress a limit switch 12 at its opposite side turning the switch ON. The ON position of said switch 12 can detect the electrode 2 of the auxiliary head 5 coming to the stepped position at the roll end to perform the following series of machining operations (for instance, machining conditions, machining work till the end obtains the same level as the central part of the roll while being changed the transverse feed system) until the machining work is finished.