baber/WOPTO huggingface dataset:
Patent JP-S5997218-A (JP)
Title: Digital low-pass filter
Inventor: HORIGUCHI AKIRA
IPC: H03H17/02
Filed: 1982-11-26
Abstract: PURPOSE:To make a multiplier unnecessary and realize an optional transfer function, by combining plural fundamental filters each of which consists of a subtractor and a rate multiplier which changes the output frequency in accordance with the absolute value output of the subtractor. CONSTITUTION:A fundamental filter 11 consists of a subtractor 2 which outputs an absolute value output 3 and a sign output 4 of the difference between inputs to input terminals 2A and 2B, a rate multiplier 5 which changes an output frequency 7 in accordance with the output 3, and an up/down counter 8 where up/ down counting is controlled by the output 4 and counting is performed in accordance with the output frequency 7 to output a counted output 9. Plural fundamental filters 11 are so connected that each output 9 attains the input 2A of the next-stage filter 11 and the output 9 of the last-stage filter 11 attains the input 2B of each filter 11.
Patent JP-S6363296-A (JP)
Title: Visual environment assessment device
Inventor: UNO CHIEKO
IPC: G01J1/42
Filed: 1986-09-04
Abstract: PURPOSE:To decide conditions whether they can recognize contents displayed on a display device precisely, comfortably and visually by obtaining the visibility of a highly bright object projected on the screen of the display device and comparing said visibility with the upper limit visibility that permits a reflected image so as to evaluate. CONSTITUTION:A reflected image brightness measurement part 1 outputs a signal corresponding to the brightness of the highly bright object projected on the screen of the display device, while a background brightness measurement part 2 outputs a signal corresponding to the brightness of the background of the screen of the display device. An equivalent optical curtain brightness measurement part 3 is comprised by combining a glare lens and a brightness meter, and outputs a signal corresponding to brightness equivalent to a scattered optical curtain that arises in an observer's eyes with the display device placed in an environment to be evaluated. According to a specific relation expression, a visibility calculation part 4 calculates the visibility of the reflected image of the highly bright object, which is projected on the screen of the display device, and outputs a signal corresponding to the value. A permissible visibility input part 5 outputs a signal corresponding to the permissible value in the visibility of the reflected image about the highly bright object, which is projected on the display device. A display part 7 displays the result that a visibility comparison part 6 compares.
Patent JP-S6451670-A (JP)
Title: Manufacture of amorphous semiconductor device
Inventor: YOSHIDA TAKASHI
IPC: H01L21/3063
Filed: 1987-08-22
Abstract: PURPOSE:To reduce the number of processes, and decrease the manufacturing cost, by spreading a metal layer on an amorphous semiconductor layer formed on an insulating substrate via a first electrode, and forming a second electrode by dividing said metal layer by electrochemical machining. CONSTITUTION:On a glass substrate 1, is formed a first electrode 2 which is transparent and conductive, and thereon, an amorphous semiconductor layer 3 having a PIN junction is arranged. In order to divide a metal electrode layer of semiconductor element formed in thickness of 1mum on the layer 3 by vapor deposition or sputtering, a processing electrode 5 surrounded by an insulator 6 is arranged at a position facing the part to be divided. From a nozzle 7, electrolytic solution 8 is supplied between the processing electrode 5 and the metal layer 4. By applying a voltage to the metal layer 4 and the processing electrode 5 in the manner in which the metal layer becomes positive, the metal electrode is subjected to solvent reaction with a speed proportional to the current quantity, and the metal layer of the part to be divided is very simply eliminated.
Patent JP-H0495752-A (JP)
Title: Method for measuring concentration of dissolved gas in liquid by using gas transmitting film
Inventor: KITANO HIROSHI
IPC: G01N31/00
Filed: 1990-08-06
Abstract: PURPOSE:To perform analysis without sampling liquid by bringing the sample liquid into contact with measuring gas through a gas transmitting film, thereafter performing the analysis and determination of the quantity of the component gas of the gas, and obtaining the concentration of the dissolved component gas in the sample liquid. CONSTITUTION:A liquid chamber 2 and gas chamber 3 which are partitioned and formed on both sides of a gas transmitting film are filled with sample liquid and measuring gas and sealed, respectively. The sample liquid and the gas are brought into contact through the gas transmitting film 1. When the partial pressure P1 of the componet gas in the sample liquid and the partial pressure P2 of the component gas in the gas reach the balance (P2=P1) by the transmission of the componet gas, the gas is sampled, and the analysis and the determination of the quantity are performed with a gas chromatograph device and the like. Thus, the concentration of the component gas in the sample liquid is obtained. At this time, it is preferable to stir the sample liquid with a stirrer 4.
Patent JP-S60100200-A (JP)
Inventor: WATANABE TAISUKE
IPC: G10L25/90
Filed: 1983-11-07
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-H0963778-A (JP)
Title: Piezoelectric transformation type cold cathode fluorescent lamp driving device
Inventor: KAWASAKI OSAMU
IPC: H05B41/232
Filed: 1995-08-16
Abstract: PROBLEM TO BE SOLVED: To restrict the pulsation by constantly maintaining the current value flowing in a cold cathode fluorescent lamp. SOLUTION: A variable oscillating circuit 1 generates the driving alternating current signal at a frequency near the resonance frequency of a piezoelectric transformer 5, and waveform of this output signal is formed into the nearly sine wave by a waveform forming circuit 2. Current or voltage of this output is amplified to a level enough for driving the piezoelectric transformer 5. Output of the drive circuit 3 is input to the piezoelectric transformer 5 through a resistor 4, and the output signal is applied to a cold cathode fluorescent lamp 6 for lighting.  Even in the case where the impedance of the cold cathode fluorescent lamp 6 is lowered by the insertion of the resistor 4, since the piezoelectric transformer 5 can not supply a large current, the current value flowing in the cold cathode fluorescent lamp 6 can be maintained constant, and the pulsation of the current of the cold cathode fluorescent lamp 6 is restricted.
Patent JP-S59100153-A (JP)
Title: Polyvinyl chloride resin composition
Inventor: MURAKAMI SHIGERU
IPC: C08L67/00
Filed: 1982-11-30
Abstract: PURPOSE:To provide the titled resin compsn. having improved processability and thermal stability, consisting of polyvinyl chloride resin contg. a polyester plasticizer and a stabilizer consisting of a metallic soap of isooleic acid, a metallic soap of a specified org. acid and an organophosphite ester. CONSTITUTION:Not more than 7pts.wt. one-pack liquid stabilizer is incorporated in 100pts.wt. polyvinyl chloride resin contg. a polyester plasticizer. Said stabilizer consists of a metallic soap compd. (A) obtd. by using isooleic acid as the org. acid component, a metallic soap compd. (B) obtd. by using a 4-10C org. acid and an organophosphite ester (C) such as tridecyl phosphite. Pref. metal for forming the metallic soaps A and B is barium or zinc.
Patent JP-H0490781-A (JP)
Title: Machine frame for game machine
Inventor: MIZUKAI NOBUAKI
IPC: A63F11/00
Filed: 1990-08-06
Abstract: PURPOSE:To previously prevent the poor condition of deflection or the like from being generated and improve quality by forming an upper plate, both left and right side plates, and a lower molding member, individually of synthetic resin, and by forming engaging sections to be engaged with each other, on the joint surfaces of the respective members, to be positioned between the members, respectively. CONSTITUTION:A machine frame consists of an upper plate l, both left and right side plates 2, 3 and a lower molding member 4, and is formed in a square shape, as a whole. The machine frame contains the ball paying-out device and prize-winning ball tank of a pin ball machine. The upper plate 1, both the left and right side plates 2, 3, and the lower molding member 4 are respectively formed of foamed ABS resin, and on the internal surfaces of the upper plate 1 and both the left and right side plates 2, 3, a plurality of ribs 5 are formed. Both the left and right ends of the upper plate 1 are formed to be folded downward, and on the outside of the folded sections, joint surfaces 6 are formed. On the respective joint surfaces 6, three circular engaging salient sections 7 are arranged respectively saliently as engaging sections.
Patent JP-S6185803-A (JP)
Title: Coil for generation of graded magnetic field
Inventor: IWAOKA HIDETO
IPC: A61B5/055
Filed: 1984-10-04
Abstract: PURPOSE:To improve the linearity of a graded magnetic field without increasing power consumption by a method wherein, in the coil for generation of graded magnetic field of an NMR image device, the inner winding of each coil is constituted in a split form. CONSTITUTION:Coils 5-8 are saddle type coils, the inside windings 5a, 6a,... of each coil are formed in a split constitution. In the constitution wherein the inside windings of each coil is wound in a plurality of turns, the winding is constituted in such a manner that it is split into a plurality of bundles. In the case where the inside winding is formed by one turn, the winding of one turn is constituted in a flat form. The number of errors becomes small as the number of splits increases.
Patent JP-H04262033-A (JP)
Title: Method for controlling air-fuel mixture or fuel amount feed to cylinder for internal combustion engine
Inventor: BERUNHARUTO GERINGAA
IPC: F02D41/32
Filed: 1991-07-26
Abstract: PURPOSE: To highly accurately obtain an actual quantity value measured by using an inexpensive sensor by performing the corresponding operation of a valve means to compensate for a difference in the amount of filling or an injection amount to each cylinder and then performing control so as to set equal values for all the cylinders. CONSTITUTION: A position sensor 3 outputs a signal to an electronic controller 5 through a signal line 4 when the stroke of the valve means of a measuring device for a mixture or a fuel quantity allocated to cylinders overshoots and then undershoots a specified value. The duration time of the stroke is obtained from a difference between two signals for each cylinder. By using the electronic controller 5, the stroke duration time and thus the actual value of filling or a fuel quantity are obtained for each cylinder, and control is performed for setting the stroke duration time to an identical value for all the cylinders 2 of an internal combustion engine 1.
Patent JP-H0741331-A (JP)
Title: Method and device for production optical-fiber preform
Inventor: OTAKE FUMIO
IPC: C03B37/018
Filed: 1993-07-30
Abstract: PURPOSE:To provide an optical-fiber preform without changing the chucking of a starting rod when the rod is transferred to a dehydrating and sintering furnace from the deposition chamber. CONSTITUTION:An even number of deposition chambers D1 and sintering furnaces S1 are isometrically and alternately provided around the center axis YY, chucks 4 for the respective deposition chambers D1 and sintering furnace S1 are rotated back and forth around a rotary column 1 to an angle of 360 deg./(total number of furnaces and chambers), and an optical-fiber preform 7 suspended from each chuck 4 is positioned alternately in the chamber D1 and in the furnace S1 without being chucked by another chuck.
Patent JP-H0661103-A (JP)
Title: Electrolyte for electrolytic capacitor
Inventor: SHIMIZU MAKOTO
IPC: H01G9/035
Filed: 1992-08-05
Abstract: PURPOSE:To obtain the electrolyte for an electrolytic capacitor having dielectric strength which can be used at high voltage by adding tetraoxyethylene glycol acid or its salt into the solvent which is mainly composed of an organic polar solvent. CONSTITUTION:The tetraoxyethylene diglycolic acid or its salt, which is indicated by the formula separately mentioned, is added as a solute to the solvent formed by mainly combining the protic polar solvent such as ethylene glycol and butanediol. It is desirable that ammonium salt is used for the salt to be used, and also it is desirable that about 1 to 30wt.% of tetraoxyethylene diglycolic acid or its salt against the electrolyte is added. As a result, an electrolytic capacitor electrolyte, which can be used at high voltage of 550V or higher, can be obtained.
Patent JP-H0256868-A (JP)
Title: Sodium-sulfur battery
Inventor: SHIMOYASHIKI SHIGEHIRO
IPC: H01M10/39
Filed: 1988-08-23
Abstract: PURPOSE:To improve the safety of a battery when an electrolyte is broken by limiting the sodium quantity participating in the reaction with sulfur at a battery reaction section to the minimum and suppressing the direct reaction between sodium and sulfur when the solid electrolyte is broken. CONSTITUTION:An alpha alumina plate 4 electrically insulates an upper container 1 from a lower container 2, a bulkhead 17 is provided on the alpha alumina plate 4, and it forms a sodium storage tank 21 together with the upper container 1. This bulkhead 17 is inserted into a solid electrolyte 3, the upper end of a suction pipe 19 having a blind lower end is fitted, and the suction pipe 19 damps the pressure when the direct reaction between sodium 7 and sulfur 8 is generated by the breakage of the solid electrolyte 3. Even if the solid electrolyte 3 is broken due to deterioration or the like, the quantity of the sodium 7 participating in the direct reaction with sulfur 8 can be limited to the minimum, the direction reaction between sodium and sulfur can be suppressed, and the temperature rise and pressure rise can be suppressed to the minimum. Even if the temperature and pressure in a battery rise, the suction pipe 19 is solved or broken to absorb the pressure, as a result the outermost battery container is not broken.
Patent JP-S60101909-A (JP)
Inventor: KAWAMURA MASAAKI
IPC: H01G4/232
Filed: 1983-11-08
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-H0954738-A (JP)
Title: Information transmitter for electric power system
Inventor: NISHI MAYUMI
IPC: G06F13/00
Filed: 1995-08-17
Abstract: PROBLEM TO BE SOLVED: To prevent the congestion transmission data in a LAN even when a multiplex trouble occurs and the state information has a multiplex change in the LAN. SOLUTION: The data are monitored in a LAN by a transmission data quantity monitoring means 1-12, and the transmission cycle of the on-line data which are always transmitted in a fixed cycle by a measurement value data transmission means 1-10 is delayed while the data exceeds a fixed quantity in the LAN like in a multiplex trouble mode, etc. Thus, the quantity of measurement value data which are transmitted in the LAN can be reduced, and the load on LAN can also be reduced.
Patent JP-H0952050-A (JP)
Title: Preparation of phosphorus-vanadium composite oxide catalyst precursor
Inventor: TSURITA YASUSHI
IPC: C07D307/60
Filed: 1995-08-17
Abstract: PROBLEM TO BE SOLVED: To prepare a precursor providing a phophorus - vanadium composite oxide catalyst of high performance for preparing maleic anhydride by the vapor phase contact oxidizing reaction of hydrocarbon, particularly n-butane. SOLUTION: In an organic solvent for reducing at least a part of a pentavalent vanadium compound to quadrivalence, the pentavalent vanadium compound is reacted with phosphorus under the presence of a boron alkoxide.
Patent JP-H1055528-A (JP)
Title: Magnetic recording medium
Inventor: YAMASHITA KAZUTAKA
IPC: C09D127/04
Filed: 1996-08-08
Abstract: PROBLEM TO BE SOLVED: To improve the characteristics of a magnetic coating material as a coating material, to reduce error rate and to improve durability as well as to increase output by using specified compds. as a binder and a curing agent in a magnetic layer. SOLUTION: A magnetic layer 4 is the top layer of this magnetic recording medium and is formed by coating the top of a middle layer 3 with a magnetic coating material contg. a binder having at least two epoxy groups in one molecule and a number average mol.wt. of 10,000-50,000, an ester compd. having two or more carboxyl groups in one molecule on average and a number average mol.wt. of 500-8,000 as a curing agent and a promoter as well as magnetic powder, carbon powder (carbon black), inorg. particles having a Mohs hardness of >=8, fatty acid and fatty acid ester. The binder is made of vinyl chloride resin or consists of vinyl chloride resin and polyurethane resin.
Patent JP-S58113751-A (JP)
Title: Test paper for aliphatic secondary amine
Inventor: ANDOU TERUAKI
IPC: G01N33/50
Filed: 1981-12-28
Abstract: PURPOSE:To detect an aliphatic secondary amine of antihypnotic and the like, by using test paper A contg. alkali metal carbonate, and test paper B obtained by impregnating a paper base impregnated with a mixed soln. of acetaldehyde and bisulfite and bride, further with a specified nitroprusside soln. and drying it. CONSTITUTION:A paper base, such as filter paper, is imoregnated with an aq. soln. of Na2CO3 or the like and dried in the air flow to give test paper A and stored. On the other hand, a paper base is impregnated with a soln. obtained by mixing acetaldehyde with an aq. soln. of alkali metal bisulfite, such as NaHSO3, when cold, and dried. A test paper B is obtained by impregnating said impregnated paper base with a methanol soln. of an alkali metal nitroprusside e.g., sodium salt. The test paper B is airtightly sealed with a light-shading moisture- resistant film, or the like, and packed, and stored in the form easy to carry. This package sack and the paper A are together placed in another plastic sack and stored. When they are used, the sack is opened and a sample is held between the 2 papers A, B wetted with water to detect color development of the sample.
Patent JP-S58112785-A (JP)
Title: Heat transfer recorder
Inventor: HOKARI MAMORU
IPC: B41J33/34
Filed: 1981-12-28
Abstract: PURPOSE:To provide the titled recorder which is inexpensive and in which fitting and replacement of an ink ribbon can be easily conducted, by a method wherein a feed roller and an ink ribbon take-up shaft provided in a cassette are driven by a single pulse motor. CONSTITUTION:The pulse motor 20 provided in a driving mechanism 8 drives the feed roller 7 through a gear train 21 having a speed reduction ratio of 1:1, and a frictional force of the roller 7 causes a recording paper 2 and the ink ribbon 3 to be fed respectively in the directons of arrows X and Y at the same velocity. The pulse motor 20 also drives the ink ribon take-up shaft 4 in the cassette 5 through a sprocket 22, a chain 23, a sprocket 24 and a slidable clutch 25. The part of the ink ribbon 3 between the roller 7 and the take-up shaft 4 is provided with a uniform tension by the sliding load of the clutch 25, whereby the ribbon 3 is freed from any sag.
Patent JP-H0941161-A (JP)
Title: Working method using etching
Inventor: IWAMOTO YOJI
IPC: C23F1/04
Filed: 1995-07-26
Abstract: PROBLEM TO BE SOLVED: To provide a method which is appropriately used for mass production and by which a fine structure can be obtained. SOLUTION: In this method, a compositional modulation layer is formed on a substrate 1 and a resist layer 3a having a prescribed pattern is formed on the compositional modulation layer and a part of the modulation layer, that is not covered with the resist layer 3a, is etched with an etching solution to obtain an etched compositional modulation layer 2a. As the compositional modulation layer, a layer which contains chromium and copper and in which the compositional ratio of Cr:Cu is gradually changed in the thickness direction of the layer so that the compositional ratios in the upper surface and the lower surface of the layer are 100%:0% and 0%:100%, respectively (i.e., at the closer position to the upper surface, the richer in chromium the composition is and at the closer position to the lower surface, the richer in copper the composition is) is used.  Also, by using an etching solution capable of etching copper at a higher etching rate than that for etching chromium, each of the edge faces of the compositional modulation layer 2a can be worked into a tapered face.
Patent JP-H0534339-A (JP)
Title: Tube and method for separating mononuclear corpuscle
Inventor: YAMAMOTO YUICHI
IPC: G01N33/50
Filed: 1991-07-26
Abstract: PURPOSE:To obtain a tube and a method for separating a mononuclear corpuscle which can separate the mononuclear corpuscle from human peripheral blood simply and efficiently without mixing of an erythrocyte and enables collection of the mononuclear corpuscle without impairing a cellular function. CONSTITUTION:A tube 1 for separating a mononuclear corpuscle includes a centrifuge tube 2 which contains a medium 3 for separating the mononuclear corpuscle of which the main constituent is hydrogel made water-insoluble by a divalent cation and of which the specific gravity is regulated to be 1.064 to 1.079g/ml.
Patent JP-S58114091-A (JP)
Inventor: MATSUDA HIROSHI
IPC: G09G1/06
Filed: 1981-12-28
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-H0375147-A (JP)
Title: Screen printer
Inventor: ASAI KOUICHI
IPC: H05K3/34
Filed: 1989-08-15
Abstract: PURPOSE:To house a fluid substance fed onto a screen from above the screen as required by installing a fluid-substance container, which includes a shifter shifting the fluid substance on the screen onto a fluid-substance housing member and in which the fluid substance is received from above the screen. CONSTITUTION:A squeegee 120 is positioned at the location of lifting separate from a screen 86 on non-printing. The squeegee 120 is lowered first on printing, and brought into contact with the top face of the screen 6, and a scooping-up plate 148 is retreated. Creamy solder on the scooping-up plate 148 is drawn by a drawing plate 162, and dropped onto the screen 86. The squeegee 120 is moved from the right to the left, and pushes and feeds dropped creamy solder. One part of the solder is pushed into a large number of pinholes formed to the screen 86, and attached onto the top face of a printed board 20. A side plate 144 prevents the lateral spread of creamy solder pushed and fed by the squeegee 120 at that time.
Patent JP-S6454748-A (JP)
Title: High reliability sealing structure and manufacture thereof
Inventor: KUSHIMA TADAO
IPC: H01L23/02
Filed: 1987-08-26
Abstract: PURPOSE:To remove the defect of a sealing section and to obtain a high reliability solder sealing by forming a solder section facing an outer region for not placing a semiconductor element in a more dense solidified composition than that in its interior. CONSTITUTION:A thick film metallized part 1a on a multilayer substrate 1 and the metallized part 9a of a housing 9 are sealed with solder by using Sn-Pb or multi-element solder alloy 10. In this case, a CW-YAG laser 12 is irradiated from externally to heat to melt so that semiconductor element bonding structure in a solder sealing is not damaged, a whole sealing solder layer 10 is not melted, i.e., no flow occurs in and out of the sealing, a beam is scanned to momentarily solidify to form a more dense composition 11 than that of its interior. Voids and other defect in the sealing are removed by remelting from outer fillet toward inside, the sealing becomes double solder layers more dense than that in its interior, thereby improving sealing reliability.