baber/WOPTO huggingface dataset:
Patent JP-H06326547-A (JP)
Title: Chip type piezoelectric parts
Inventor: IRIE MAKOTO
IPC: H03H3/04
Filed: 1993-05-11
Abstract: PURPOSE:To provide a chip type piezoelectric parts with high accuracy and at a low cost by adjusting the resonance frequency in a sealded state of a piezoelectric resonator. CONSTITUTION:The vibration electrodes 2 are formed on both main surfaces of a piezoelectric ceramic substrate 1 and electrically connected to the external electrodes 7 via the lead-out electrodes 3 respectively. The electrodes 3 are formed in an opposite direction to each on the diagonal line of the substrate 1. The substrate 1 inserts and holds the protection electrodes 4 having the recess parts from both sides at the confronting positions to the electrode 2 formed on one of both main surfaces of the substrate 1 so that both electrodes 2 of the substrate 1 are exposed. Thus a unified piezoelectric resonance parts is obtained. Then a dielectric substrate 5 containing a capacitor is unified with the piezoelectric resonance parts and a chip type piezoelectric parts is obtained. The substrate 5 is provided with capacity electrodes 6a and 6b on its both main surfaces and forms a capacitor. This capacitor electrically has a series form, that is, the electrode 6a becomes the outermost external part of the piezoelectric parts and both electrodes 6b are electrically connected to both electrodes 7.
Patent JP-H04226471-A (JP)
Title: Photoconductive toner
Inventor: YAMAJI HIROYUKI
IPC: G03G9/08
Filed: 1991-05-14
Abstract: PURPOSE:To enable the increase of the amt. of a dyestuff added without reducing the sensitizing ability of zinc oxide and to obtain a photoconductive toner having satisfactory sensitivity and color by incorporating a binding resin, zinc oxide and a specified sensitizing dyestuff for the zinc oxide. CONSTITUTION:A cyanine dyestuff having a methoxy group on a benzene ring and represented by formula I is used. In the formula, each of X<1>-X<8> is H or methoxy but at least one of X<1>-X<8> is methoxy, each of R<1> and R<2> is alkyl or a deriv. thereof, each of R<3>-R<8> is H or alkyl and n is an integer.
Patent JP-H06326408-A (JP)
Title: Semiconductor infrared-emitting device
Inventor: KUMAGAI MASAMI
IPC: H01S5/00
Filed: 1993-05-11
Abstract: PURPOSE:To increase the degree of freedom in wavelength control, and to make it possible to conduct high-speed modulation by a method wherein a superlattice structure, which is formed by two kinds of materials selected in such a manner that the energy mismatching value of their conduction bands will be zeroed with each other even when their effective mass is different, is used as a light-emitting layer. CONSTITUTION:A superlattice structure 2, consisting of material having different effective mass, is epitaxially grown on a semiconductor substrate, and an n-type region is formed thereon. Impurities of n<+> type are added by diffusion (channel region 1) to a part of the above-mentioned n-type gate region, a part of the channel region 1 is removed by etching, and a p-type region 3 is formed thereon. Then, a gate electrode 6 and a source electrode 5 are formed. Lastly, after the substrate on the back side has been removed, a drain electrode 4 is formed. By utilizing the Bremsstrahlung sent from the electrons travelling in the semiconductor superlattice structure as above-mentioned, a semiconductor infrared- emitting device, which can be modulated at high speed, can be accomplished.
Patent JP-2000302646-A (JP)
Title: Di-substituted cyclohexene (or cyclohexane) derivative and hair tonic containing the same
Inventor: KOBAYASHI KOJI
IPC: A61K8/00
Filed: 1999-04-16
Abstract: PROBLEM TO BE SOLVED: To obtain the subject hair tonic especially capable of exhibiting an excellent effect on promoting human hair sprouting activity and on inhibition or prevention of depilation by incorporating a di-substituted cyclohexene (or cyclohexane) derivative having a potent hair tonic effect as an active ingredient. SOLUTION: This hair tonic contains a compound of the formula [R1, R2 are each a 1-30C hydrocarbon, or the like; R3 is H, an alkyl, an acyl, an alkoxycarbonyl, or the like; (a), (b) are each 0 or 1; a broken line means either the presence or absence of a single bond] or its salt as an active ingredient. As the compound of the formula, e.g.  1-[(octadecylcarbamoyloxy)methyl]-3- cyclohexenyl}methyl[3-(N,N-dimethylamino)propyl]carbamate is cited. As a using amount of the compound of the formula, usually 0.01-20 mg/cm2 is preferably applied on a head skin once per day or by dividing it into serveral times for an adult daily.
Patent JP-H06326161-A (JP)
Title: Quality discriminator in ultrasonic wire bonder
Inventor: GOTO HIROFUMI
IPC: H01L21/60
Filed: 1993-05-11
Abstract: PURPOSE:To discriminate junction quality of a bonding section to a metallic wire during wire bonding in an ultrasonic wire bonding method. CONSTITUTION:In an ultrasonic wire bonder, in which an ultrasonic vibration element 6 is installed to a horn, on which a capillary tool 1, into which a metallic wire 2 is inserted, is mounted, while an ultrasonic transmission circuit 8 applying an ultrasonic signal to the ultrasonic vibration element 6 is set up, a power consumption detector 11 detecting a power value consumed by the ultrasonic vibration element 6 is connected to the ultrasonic transmission circuit 8. A controller 7 (a comparison circuit) comparing a consumption power value detected by the power consumption detector 11 and a power consumption value under the state of previously stored resonance vibrations is mounted.
Patent JP-H10324659-A (JP)
Title: Production of alkyl-and arylmalonic acid
Inventor: STEFFEN KLAUS-DIETER DR
IPC: C07C51/09
Filed: 1998-04-20
Abstract: PROBLEM TO BE SOLVED: To obtain the subject compound useful as an intermediate for agricultural and horticultural chemicals and medicines by an alkali saponification of a 1-4C alkyl ester corresponding to the subject compound in alkalinity under a specific condition and to separate and remove a salt of by-product without spending an expensive energy cost. SOLUTION: In this method for producing a alkyl- and an aryl-malonic acid of the formula (R<1> is H, a 1-12C alkyl, phenyl, a 1-4C alkylphenyl or a 2-4C dialkylphenyl; R<2> is R<1> except H or R<1> and R<2> form CH2 -CH2 ) by an alkali saponification of a corresponding 1-4C alkyl ester, the ester is hydrolyzed with an alkali metal hydroxide dissolved in 90-100% saturated solution of an alkali metal salt, the reaction solution is acidified with an inorganic acid, the precipitated alkali metal is separated and the objective compound of the formula is extracted form the aqueous solution by using an organic solvent. The crystallized alkali metal salt can be isolated by simple filtration by this method.
Patent JP-S5335402-A (JP)
Title: Optical fibre communicating system
Inventor: TACHIBANA ATSUSHI
IPC: H04B10/00
Filed: 1976-09-14
Abstract: PURPOSE: To economize the light fibre communication, by using light branching filters between one terminal station and a plural number of other terminal stations. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H05303099-A (JP)
Title: Liquid crystal display panel and liquid crystal display device
Inventor: TSUDA KEISUKE
IPC: G02F1/1337
Filed: 1992-04-28
Abstract: PURPOSE:To eliminate the nonuniform brightness unequalness within a screen by making the visual angle characteristics with the vertical direction of a liquid crystal display panel symmetrical. CONSTITUTION:Two sheets of substrates 1A, 1B subjected to orientation treatments of different pretilt angles are stuck to each other while a desired spacing is maintained therebetween in such a manner that the orientation treatment directions thereof are in the same direction and that the surfaces formed with oriented films 3A, 3B face each other. A nematic liquid crystal 7 is encapsulated into this spacing. As a result, the liquid crystal display panel to be subjected to light modulation by the double refraction effect of an electric field control is eventually provided with the nearly symmetrical visual angle characteristic with the vertical direction of the panel by the spray oriented constitution and, therefore, the generation of the nonuniform brightness unequalness within the screen is obviated and the image display having the high image quality is obtd.
Patent JP-S5633142-A (JP)
Title: Clad wire including brazing filler for personal ornament
Inventor: SHIMAZATO TOSHIAKI
IPC: B23K35/14
Filed: 1979-08-28
Abstract: PURPOSE: To enable to substitute clad waste at least for side material by allowing peripheral gold or silver alloy side material for the above mentioned wire to contain the same or other element as gold or silver alloy brazing material at the center.  
     CONSTITUTION: For example, brazing material is an alloy comprising Au, Ag, Cu and Zn and side material is an alloy comprising the same elements as said elements or said elements added with Ni. As the former case, the compositions of brazing material and side material in weight percentage are respectively 75, 75% Au; 9, 10% Ag; 6, 14.8% Cu; 10, 0.2% Zn, and said wire of 4.0 external diameter (0.6ϕ for brazing material) is manufactured. The composition of the whole wire in weight percentage becomes 75% Au; 9.97% Ag; 14.61% Cu; 0.42% Zn. When 10kg of this wire is worked and 2kg of clad waste is produced, the composition of the waste is same as that of the whole component materials, and so, when this waste is substituted for 2kg of Au-Ag-Cu, 4kg of said side material of the composition of 0.2% Zn can be made. Therefore, the waste can be reused without refining. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S602840-A (JP)
Title: Hot water heating tank
Inventor: KOGA RIYOUICHI
IPC: F24H1/20
Filed: 1983-06-17
Abstract: PURPOSE:To reduce a cycle time when a large quantity of hot water is outputted by repeatedly energizing a hot water heating heater at a fast timing upon starting of outputting the hot water by providing a temperature detector for controlling the hot water temperature in an inflowing tube opened at the inner lower part of a hot water storage tank. CONSTITUTION:Storage hot water temperature in a hot water storage tank 1 is controlled at the input of a heater 3 to maintain the prescribed value by a temperature detector 6. When the hot water reaches the prescribed temperature, the hot water is started to be fed. Then, water is flowed through an inflowing tube 5 into the tank 1, and the wall temperature of the tube 5 falls. Since the detector 6 also detects the wall temperature, the heater 3 is inputted at the early time for obtaining the prescribed hot water temperature can be shortened.
Patent JP-S61268653-A (JP)
Title: Novel ester compound
Inventor: ISOYAMA TOYOSHIRO
IPC: C09K19/40
Filed: 1985-05-22
Abstract: NEW MATERIAL:The compound of formula I (X and Y are F or Cl provided that at least one of X and Y is F; R is 1-10C alkyl or alkoxy; A is group of formula II, formula III, etc.). EXAMPLE:3,4-Difluorobenzoic acid trans-4-pentylcyclohexyl ester. USE:A component of liquid crystal composition. When a small amount of the compound is added to a liquid crystal compound, the transition point of the compound between the nematic phase and the isotropic liquid phase can be raised, and the driving voltage of a liquid crystal display element containing said liquid crystal composition added with a small amount of the compound can be lowered. PREPARATION:The compound of formula I can be produced by reacting the 3,4-dihalogenobenzoyl chloride of formula VI with the compound of formula VII having a hydroxyl group to be subjected to dehydrochlorinative condensation, in the presence of pyridine.
Patent JP-S6355422-A (JP)
Title: Electromagnetic parallel type weighing device
Inventor: KITAMOTO KIYOTERU
IPC: G01G21/28
Filed: 1986-05-15
Abstract: PURPOSE:To measure weight with high accuracy by placing electronic parts being a heating element for causing an air flow in a device, separately from a mechanism chamber and a weighing chamber, so that no flow of air is generated in the device. CONSTITUTION:A load of an object to be weighed, on a weighing pan 3 reaches a beam 12 through an arm 4, a lobarval mechanism 16, and a plate spring 11. A displacement of this beam 12 is detected by a displacement sensor 20, this detecting signal is amplified by a servo-mechanism of an electronic circuit 21, an output current E is supplied to an electromagnetic part 14, and the beam 12 is balanced. Also, force generated by the electromagnetic part 14 and power supplied to the electromagnetic part 14 are proportional to each other. Accordingly, this power is outputted as a voltage V, and displayed as a load of the object to be weighed, in a display part 15. At the time of said operation, since the circuit 21 being a heating member is not placed in a mechanism chamber 17, a temperature difference between a weighing chamber 2 and the mechanism chamber 17 scarcely exists, therefore, a flow of air for passing through an opening 5a which is formed on a floor 5 of the weighing chamber 2 does not exist, or can be disregarded, and no influence is exerted on the pan 3.
Patent JP-S5735195-A (JP)
Title: Submerged pump with magnet
Inventor: HAYASHI TOSHIZOU
IPC: F04D13/02
Filed: 1980-08-08
Abstract: PURPOSE: To seal up a driving shaft and prevent water leakage from a sealing case,  by using the magnetism-permeable sealing case to isolate the driving shaft and a  driven shaft from each other.  
     CONSTITUTION: A magnet 5 is mounted on the lower end of a driving shaft 2 which is coupled to a motor section 1. An impeller 4 and a driven magnet 6 are mounted on a driven shaft 3. The driven shaft 3 is completely isolated from the driving shaft 2 and the driving magnet 5 by a magnetism-permeable sealing case 7 which isolates the driving shaft 2 and the motor section 1 from a pump section comprising the shaft 3 and the impeller 4 and seals up the driving shaft 2 and the motor section 1. This results in preventing water leakage from the sealing case 7. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H09298690-A (JP)
Title: Solid-state image pickup element
Inventor: MIZUNO SEIICHIRO
IPC: H04N5/335
Filed: 1996-04-30
Abstract: PROBLEM TO BE SOLVED: To provide a solid-state image pickup element for outputting the digital data with high accuracy corresponding to a received light quantity in a photoelectric conversion element by simple circuit constitution. SOLUTION: When the photoelectric conversion element 100 receives light, an electric charge corresponding to the received light quantity is generated and outputted as current signals. At the time, a dark current is removed by a dark current removal circuit 700. The current signals are inputted to an integration circuit 220 and time integrated. In the meantime, a step electric charge generator 230 generates the electric charge corresponding to one of a reference potential +Vref and the reference potential -Vref corresponding to clock signals CLK1 and the clock signals CLK2 and supplies the electric charge to a feedback capacitive element 221 synchronized with the clock signals.  In the integration circuit 220, while storing the electric charge generated in the photoelectric conversion element in the feedback capacitive element 221 and executing an integration operation, a step electric charge is supplied and ΣΔmodulation is executed. From the result of the ΣΔmodulation, an AD conversion value is obtained.
Patent JP-S63275270-A (JP)
Title: Facsimile equipment
Inventor: TAKAHASHI SHUICHI
IPC: H04N1/34
Filed: 1987-05-07
Abstract: PURPOSE:To permit a user to keep the secret of a transmission original and to transmit it with linear density corresponding to an estimate by displaying utility rates by respective linear density, converting accumulated picture information into picture information with designated linear density and executing a transmission processing when the user designates the objective linear density and pays the prescribed rate. CONSTITUTION:The communication rate by respective linear density are obtained by the data quantity of picture information of the transmission original, an outgoing destination and a data transmission speed before transmission. A display control part 18 adds the communication rate and the equipment utility rate and displays in a display part 19 a transmission service utility rate which is requested to the user. If the user designates the objective linear density and pays the prescribed rate, the prescribed processing is executed. Since the user operate transmission by himself, it is unnecessary to show the transmission original to a clerk and the like and the secret of a document and the like can be kept. Furthermore, the rates can be confirmed by linear density beforehand and transmission can be executed with the objective linear density after the content of the document and the estimate are considered.
Patent JP-H05303386-A (JP)
Title: Active muffler device of compartment noise
Inventor: NAKAMURA MITSURU
IPC: B60R11/02
Filed: 1992-04-28
Abstract: PURPOSE:To detect a divergence phenomenon in which secondary sounds become louder than the noise being controlled because a muffler control is not performed normally in an active muffler device which actively cancels noises by secondary sounds. CONSTITUTION:A phase amplitude controlling circuit 9 in a microprocessor 2 controls phases and amplitudes of secondary sounds through the sound pressure detected by a microphone 4 and the fundamental vibration frequency of an engine 1, outputs the secondary sounds to a compartment from a speaker 5 so as to muffle the noise with the secondary sounds. When the control system becomes unstable due to the secular degradation of a car, the secondary sounds become louder than the noise in the compartment, the noises increase and the output of the secondary sounds may require to be stopped. Thus, a divergence predicting circuit 2 constantly monitors the output power of a digital filter which generates the secondary sounds and when the output power exceeds a threshold value integrated over a prescribed time, it is discriminated to be a divergence occurs and stops the output of the secondary sounds.
Patent JP-H048915-A (JP)
Title: Radial thrust bearing and its assembly
Inventor: KAWAMURA YOSHIO
IPC: F16C32/06
Filed: 1990-04-27
Abstract: PURPOSE:To lessen a bearing clearance, improve bearing rigidity and load capacity with a small gas flow rate and miniaturize a radial thrust bearing by providing a gas introduction passage connected to one end of a surface contraction groove formed on a guide surface of a truncated cone type bearing within a cross territory of the bearing clearance formed in a ring space perpendicular to a rotating shaft including a contact surface of the bottom face of both guides. CONSTITUTION:Bearing clearances 5, 6 are formed of outer rings 2, 3 and an inner ring 1 assembled by way of sandwiching a fixed ring 4. A passage 11 is formed in the cross territory of these clearances 5, 6, end gas of a specific pressure is supplied from an inlet port 31. Additionally, a surface contraction 25 open on one end of it and connected to the passage 11 is formed by an endmill 26 on the guide surface of the outer rings 2, 3. Consequently, it is possible to make the clearances 5, 6 more accurate and smaller value by adjustment of the fixed ring 4, make air intake in a smaller flow rate, in larger inload capacity and in higher bearing rigidity, miniaturize the radial thrust bearing and make it cheaper.
Patent JP-2000303088-A (JP)
Title: Lubricant composition and rolling bearing using the same
Inventor: KOMIYA HIROSHI
IPC: C10N10/12
Filed: 1999-04-16
Abstract: PROBLEM TO BE SOLVED: To obtain a lubricant composition which can prevent a rolling bearing used under severe conditions from reaching its fatigue life at an early stage, enables the life to be extended and is excellent in heat resistance by compounding a fluorine-containing base oil with a fluororesin-based thickener and an organic antimony compound or an organic molybdenum compound. SOLUTION: This composition it prepared by compounding 100 pts.wt. component comprising 70-80 wt.% fluorine-containing synthetic oil having a kinematic viscosity (40 deg.C) of 140-260 mm2/s and 30-20 wt.% fluororesin-base thickener with 2-25 pts.wt. compound selected from among antimony dithiocarbamates of formula I, antimony dithiophosphate of formula II, molybdenum dithiocarbamates of formula III and molybdenum dithiophosphates of formula IV. The composition is filled into a gap between a rolling element and an outer ring. In the formulas, R1 to R8 are each H, an alkyl or an aryl; and (m), (x) and (y) are each an arbitrary number.
Patent JP-S596946-A (JP)
Inventor: HERUBE TOUURUOA
IPC: C07C67/00
Filed: 1983-06-17
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-S5812236-A (JP)
Title: Forming method of phosphor screen for color picture tube
Inventor: KUSUMI KAZUSHIGE
IPC: H01J9/227
Filed: 1981-07-16
Abstract: PURPOSE:To improve the reproduced picture quality by washing light absorption stripes formed on the inside surface of a panel with a solution that one of PbO, ZnO, or SiO2 dissolved in an acid liquid with a specific pH. CONSTITUTION:A photosensitive liquid containing polyvinylpyrrolidone and an azide series photosensitive material, etc. mixed with a small quantity of silica is uniformly coated on the inside surface of a panel to form light absorption stripes. Next, the inside surface of the panel is washed with an acid liquid of pH 2-3, e.g., a solution that 0.5-3%, by weight, of frit glass with a low melting point is dissolved in a 3-8% pitric acid solution. Then, it is washed with water and dried to form phosphor stripes. Pbo, ZnO, or SiO2 is used individually or in mixture for the main component of this frit glass with a low melting point. Thereby, an extremely high quality phosphor screen for a color picture tube can be obtained.
Patent JP-H01280169-A (JP)
Title: Floor tile
Inventor: MAKINO KATSUMI
IPC: E04F15/06
Filed: 1988-05-06
Abstract: PURPOSE:To raise the wear resistance and appearance of floor tiles by a method in which a metal surface plate having a patterned through hole and an elastic back plate having a part projecting from the patterned hole and an edge to cover the end and periphery of the surface plate are provided. CONSTITUTION:A floor tile 6 consists of a metal surface plate 7 with many patterned holes 7a and a back plate 8 of an elastic resin, having slightly projected parts 8a from the holes 7a of the plate 7 and surface edges. On the edge of the back side of the plate 8, downwardly projecting back edges 8c are formed. The plates 7 and 8 are bonded to each other by an adhesive 9, and the plate 8 is bonded by an adhesive 11 to the floor concrete 10. Floor tile plates 6 are placed on the floor concrete 10 adjacently. A slip prevention function can thus be provided, impact by walking can be eased, and intrusion of water can also be prevented.
Patent JP-H02287893-A (JP)
Title: Numerical information input device
Inventor: SATO KAZUNOBU
IPC: G06V30/144
Filed: 1989-04-28
Abstract: PURPOSE:To decrease an entry miss and to easily execute an entry by constituting a marking frame by placing seven pieces of marking frame elements in a squarish 8-shape. CONSTITUTION:Marking frames 121 - 124 of each digit are constituted of seven pieces of marking frame elements 131 - 137 placed in a squarish 8-shape so that numerals of '0' - 9 can be expressed. Each detector 221 - 224 is constituted of seven pieces of reflection type photosensors 231 - 237 placed in a squarish 8-shape so as to correspond to each marking frame element 131 - 137 of the marking frames 121 - 124 of each digit in a state that a sheet 11 is stopped at a read position, and in accordance with whether a color of the corresponding marking frame elements 131 - 137 is black or white, a different signal is outputted from a photodetector. Subsequently, the numeral of the marking frame brought to marking is read by a reading circuit. In such a way, an entry miss is decreased, and an entry can be executed easily.