baber/WOPTO huggingface dataset:
Patent JP-H05309273-A (JP)
Title: Production of catalyst for synthesis of methacrylic acid
Inventor: NAITO HIROYUKI
IPC: C07C57/055
Filed: 1992-05-08
Abstract: PURPOSE:To efficiently produce a solid catalyst for synthesis of methacrylic acid from methacrolein. CONSTITUTION:A mixed soln. or an aq. slurry contg. at least Mo, P and V as catalytic components is dried, lower alcohol or acetone is added to the resulting dried product and they are extrusion-molded. Catalysts for synthesis of methacrylic acid having various shapes are easily and efficiently obtd.
Patent JP-S60260181-A (JP)
Title: Semiconductor luminescent device
Inventor: KODAMA KUNIHIKO
IPC: H01S5/343
Filed: 1984-06-06
Abstract: PURPOSE:To enable to reduce the threshold current and to improve the characteristics of quantum efficiency and so forth by a method wherein the P type confinement layer consists of a semiconductor made of a compound comprising indium, gallium, aluminum and arsenic and has a strain super lattice structure, wherein the difference between the energy level of the light-emitting region and that in the bottom of the conduction band increases toward the light-emitting region. CONSTITUTION:A P type confinement layer consists of a P type strain super lattice structure 4 and a P type InAlAs layer 5. The strain super lattice structure 4 has a structure, laminated with plural In1-x-yGaxAlyAs layers, each having a different composition, and consists of the following layers 4a-4c, for example, in order from the side of an active layer 3: 4a; x=0.20, y=0.47, 4b; x=0.14, y=0.47, 4c; x=0.07, y=0.47. Provided that, the thickness of each layer is set as about 20mum and each layer is made to grow in order on the active layer 3 comprising 0.53% of In and 0.47% of Ga.
Patent JP-H08315676-A (JP)
Title: Selector device and information input device
Inventor: SAKAMOTO HIROYA
IPC: H01H13/70
Filed: 1995-05-15
Abstract: PURPOSE: To provide a selector device which can shift a cursor etc. surely in the direction that an operator intends. CONSTITUTION: This device is equipped with a plurality of switches 20 and a tilt member 24 for changing the on/off condition of the switches 20 by being pushed toward these switches 20. The tilt member 24 is set astride a pair of adjacent switch members 20, and that tiltably by a support 24a. Since the support 24a is arranged in the intermediate position between one end of the tilt member 24 and the other end, the tilt member 24 does not tilt even if a user push here, and the drive of the switch member 20 is not performed.
Patent JP-H0412832-A (JP)
Title: Bag-making machine with snap hook setting mechanism
Inventor: FUJITA KOUZOU
IPC: B31B1/90
Filed: 1990-05-01
Abstract: PURPOSE:To enable a bag of high quality to be manufactured in safety and good productivity in a mechanical constitution by providing a device for folding a synthetic resin sheet material in two, a device for converting the continuous running of a bag material to the intermittent running of the same, a first and a second device for setting engaging snap hooks to the bag material, and a welding and fusing device for forming the bag material into a bag. CONSTITUTION:A folding device 10 folds one synthetic resin sheet material S rolled on a roll 12 in two, and the bottom part of the folded sheet is folded inward by a rotary plate 13 to form a gusset part 96 and to make a bag material B. A conversion device 20 converts the continuous running of the bag material B being continuously sent by the folding device 10 to the intermittent running thereof. A first setting device 30 sets inner snap hooks 92 simultaneously at two places to the inwardly folded part 94 of the bag material B. A second setting device 40 sets outer snap hooks 93 simultaneously at two places to the outwardly folded part 95 of the bag material B. An inspecting device 60 inspects whether the set snap hooks 92, 93 are in correct positions. A welding and fusing device 50 performs adhesion of the bag material B by welding in the form of a bag and also fuses and cuts said bag material B at its welded part to make a bag 90 with the snap hooks.
Patent JP-H07318509-A (JP)
Title: Tile external appearance inspection apparatus
Inventor: TSUJI KOJI
IPC: G06T1/00
Filed: 1994-05-30
Abstract: PURPOSE:To detect two types of external appearance failures by one optical system by image processing in the case of detecting the external appearance failure (cutout, painting failure) of a tile. CONSTITUTION:The tile external appearance inspection apparatus irradiates a tile with a light from obliquely above, disposes reflecting plates 2 on the lower surface of an object and a position opposed to a light source 3 to clarify the external appearance failure of the object, images by a CCD camera l, A/D- converts the imaged data, and then processes or binarizes it or integrates a density value, thereby detecting the two types of external appearance failures of the cutout of the tile and the painting failure of the tile surface which occurs continuously in the same direction as a tile conveying direction.
Patent JP-S597136-A (JP)
Title: Preparation of malonic acid ester
Inventor: TAKAHASHI HIROSHI
IPC: C07C51/00
Filed: 1982-07-05
Abstract: PURPOSE:To obtain the titled substance which is a raw material for agricultural chemicals, etc. easily in high yield, by reacting cyanoacetic acid with sulfuric acid in the presence of water, esterifying the reaction mixture with an alcohol, separating the reaction solution in the presence of an organic solvent under heating, removing water therefrom, and further esterifying the resultant solution. CONSTITUTION:(A) Cyanoacetic acid or sodium cyanoacetate or both are reacted with (B) sulfuric acid in the presence of water at 50-90 deg.C in the first step. The molar amount of the water to be used in the first step is preferably 1.0-4.0 times of that of the component (A). In the second step, the resultant compound obtained in the first step is esterified with an alcohol, and the resultant first esterifying reaction solution is separated in the presence of an organic solvent at 40-80 deg.C. The upper layer solution is used for the next step. In the third step, the resultant solution is then esterified while expelling the formed water forcibly to the outside of the system continuously under heating to give the aimed purified malonic acid ester.
Patent JP-H0413885-A (JP)
Title: Unipolar type three-dimensional electrode type electrolyzer for recovering silver
Inventor: GOSHIMA NOBUTAKA
IPC: C25C1/20
Filed: 1990-05-02
Abstract: PURPOSE:To highly maintain the recovery efficiency of silver by specifying the contact electric resistance between a three-dimensional cathode wherein silver ion is deposited as metallic silver and a cathodic terminal for supplying electricity to the cathode. CONSTITUTION:A closed-end cylindrical diaphragm 2 is positioned to the inside of a closed-end cylindrical electrolyzer main body 1 to compart this electrolyzer into both a cathodic chamber 3 of the center side and a doughnutlike anodic chamber 4 in the circumference thereof. A anodic terminal 5 for power supply is held in the anodic chamber 4. A three-dimensional cathode 6 formed into a columnar shape is held in the cathodic chamber 3. A cathodic terminal 10 for power supply which is constituted of a base piece 7 and a pair of side pieces 8 is engaged with the three- dimensional cathode 6 via the engagement parts 9 having a harpoonlike tip. In this constitution, when metallic silver is recovered from an electrolyte contg. silver ions, e.g. a spirally projected part 54 and through-holes 53b are formed around the base body 51b of the cathodic terminal 10. Contact electric resistance of the three- dimensional electrode 6 and the cathodic terminal 10 is regulated to <=10<-2>[OMEGA/1cm<2>]. Thereby, silver is recovered at the prescribed efficiency.
Patent JP-S5641789-A (JP)
Title: Inching method for dc motor
Inventor: YOKOYAMA MITSUO
IPC: H02P7/288
Filed: 1979-09-13
Abstract: PURPOSE:To prevent the intertia of DC motor by applying the armature short to the DC motor at every termination of the pulse, whose pulse width can be adjusted, and which drives the DC motor. CONSTITUTION:The output of an AC power source 1 is rectified in a waveform rectifier circuit 2, and applied to a pulse generator 9 via a frequency divider 6 and a gate circuit 7. The pulse generator 9 generates the pulses with a specified period, whose pulse width can be adjusted by a pulse width adjuster 10. Said pulses are applied to a DC motor 12 via an amplifier 5. An armature short circuit 11 shorts the armature of the DC motor 12 at every termination of the pulse, and reduces the inertia of the DC motor 12 to the minimum extent. When secular change is recognized in the rotating characteristics, loads, and the like of the DC motor, the pulse width is adjusted by adjusting the pulse width adjuster 10.
Patent JP-H02294562-A (JP)
Title: Rotation angle detecting device
Inventor: KATO SHINJI
IPC: F02P3/04
Filed: 1989-05-10
Abstract: PURPOSE:To provide a rotation angle detecting device which is reduced in a cost and high in reliability by a method wherein the one of repeating patterns is specified. CONSTITUTION:The waveform of a detecting signal (a) detected by an electromagnetic pickup 212 is a waveform in which only a part facing a tooth A is high in voltage amplitude. In which case, by using a zero cross detecting circuit 22 employing a charging and discharging circuit and a diode lamp, zero cross detection is effected on the waveform of the output signal (a) in order to detect only an engine reference angle. In which case, a detecting waveform is fed as the waveform of an output signal (b). There is a need to separate the waveform of the output signal (a) by means of a voltage level in order to detect a cylinder reference position. In which case, a maximum voltage is held by a peal hold circuit 23 employing an OP amplifier, a diode, and a capacitor. By detecting whether the waveform of the output signal (a) is higher or lower than a reference voltage based on approximate 70% of the holding voltage by means of a detecting circuit 24, only a cylinder reference position can be detected.
Patent JP-H07314189-A (JP)
Title: End tab for seam welding
Inventor: HASEGAWA KAZUO
IPC: B23K37/06
Filed: 1994-05-30
Abstract: PURPOSE:To improve welding efficiency and to enhance welding quality by preventing weld defects at the beginning and terminal ends of seam welding of a steel column and enabling a welding robot to confirm a weld zone and to automatically weld the beginning and terminal ends of seam welding in an as-designed shape. CONSTITUTION:End tabs 1 for seam welding are attached to the beginning and terminal ends of seam welding of the steel column and thereafter, the steel column is welded. The end tabs 1 for seam welding are made of ceramics formed to an L shape in such a manner that a rising angle 4 formed of a ceramic erecting piece 1 and a flat plate 11 coincides with the weld groove at the ends of the steel column and are provided with vent grooves 3 for welding in the parts facing the seam welding groove.
Patent JP-S5337343-A (JP)
Title: Automatic transaction unit
Inventor: KUBO MITSUO
IPC: G06Q40/02
Filed: 1977-09-29
Abstract: PURPOSE: To reproduce the elapse by using at an arbitrary time so that the information accompanied with the elapse of transaction can be recorded on the card. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S5818859-A (JP)
Title: Fluorescent lamp
Inventor: SATOU ATSUSHI
IPC: H01J61/28
Filed: 1981-07-28
Abstract: PURPOSE:To prevent any decrease of the efficiency of a fluorescent lamp, which might be caused by a high-temperature lighting, by charging an amalgam which contains an alloy consisting of 40-70wt% indium, 0.5-5.0wt% antimony, bismuth and lead as a base, and contains 0.7-3.0wt% to the entire amount of the amalgam of mercury. CONSTITUTION:In the figure, the horizontal axis represents environmental temperature expressed by the unit of  deg.C, and the vertical axis represents mercuric vapor pressure expressed by the unit of mm.Hg. The curves 1, 2, 3 and 4 are mercuric-vapor-pressure curves given, respectively, when the proportions of indium in amalgams are 40wt%, 50wt%, 60wt% and 70wt%. The curve 5 is the vapor pressure curve of pure mercury. According to the figure, it is understood that a proper proportions of indium in a base alloy is in the range of 40-70wt%. Next, a proper amount of mercury in an amalgam is investigated. According to the figure, it is understood that a proper proportion of mercury in an amalgam is in the range of 0.7-3.0wt%.
Patent JP-H10306581-A (JP)
Title: Supporter for foundation concrete molding plate and supporting structure
Inventor: SUZUKI SHOYA
IPC: E04G17/14
Filed: 1997-05-07
Abstract: PROBLEM TO BE SOLVED: To provide a supporter and supporting structure capable of easily connecting and disconnecting a holding plate in a short period of time and stably holding the holding plate in an erected state. SOLUTION: A supporter 12 supports a holding plate 11 erected along both side inner surfaces 14a of a groove 14 dug down in the ground. In this case, a supporting groove 25 to insert and support the holding plate is formed on a supporter main body 23 so as to open upward. A pressure bearing part 26 free to make contact with an outer surface of the holding plate 11 is formed on the supporter main body 23 above the outside of the supporting groove 25. A supporting recessed part 31 to support a reinforcing bar 32 is formed on the supporter main body 23 on the inside of the supporting groove 25.
Patent JP-H05310941-A (JP)
Title: Formed article composed of aromatic polyether sulfone copolymer
Inventor: MATSUOKA HIDEO
IPC: C08G75/00
Filed: 1992-05-11
Abstract: PURPOSE:To obtain the subject formed article having a heat-distortion temperature falling within a specific range and excellent heat-resistance and mechanical strength and useful for mechanical parts, electrical and electronic parts, etc., by melt-forming a specific polyether sulfone copolymer. CONSTITUTION:The objective formed article having a heat-distortion temperature(HDT) of 175-235 deg.C is produced by the melt-forming of an aromatic polyether sulfone copolymer having a weight-average molecular weight of 10,000-500,000 and composed of (A) 25-75wt.% of a recurring unit of formula I (R is 1-6C alkyl or 6-8C aryl; (m) is 0-3) having a phenolphthalein structure and (B) 75-25wt.% of a recurring unit of formula II having a bisphenol A structure.
Patent JP-H07316555-A (JP)
Title: Liquid crystal material, liquid crystal composition and liquid crystal device
Inventor: KOIKE TSUNEAKI
IPC: C09K19/04
Filed: 1994-05-30
Abstract: PURPOSE:To obtain a liquid crystal material composed of a carboxylic acid ester compound having a tetralin skeleton in the molecule and capable of producing a liquid crystal device having a wide range of working temperature and a high switching speed, reduced in consumption of electric power and showing a stable contrast. CONSTITUTION:A liquid crystal material of the formula RKA<1>Y<1>A<2>COOR* [R is a 3 to 20C alkyl, etc.; X is O or a single bond; A<1> is phenylene, etc.; A<2> is formula I or formula II; Y<1> is COO, etc.; RX* is formula Q<1>C*H(Q<2>)Q<3> (Q<1> is a single bond, a 1 to 6C alkylene, etc.; Q<2> is CF3, etc.; Q<3> is a 1 to 5C alkyl and Q<2> is not the same as Q<3>)], e.g. 6-[(4'-decyloxy-4-biphenyl) carbonyloxy]-1, 2, 3, 4-tetrahydro-2'-naphthalenecarboxylic acid (R)-1- trifluoromethylhexyl ester. This carboxylic acid ester compound as a liquid crystal material can be synthesized by using known synthetic techniques in order.
Patent JP-H09306709-A (JP)
Title: Chip network electronic device
Inventor: DOI MASATO
IPC: H05K3/34
Filed: 1996-05-13
Abstract: PROBLEM TO BE SOLVED: To provide a chip network electronic part in which the angle between a face and a bottom is set to a specific angle or larger thereby preventing production of a microcrack in the contacting part. SOLUTION: In a chip network device in which a plurality of resistor devices 2 are provided on the surface of a substrate 1, a plurality of recessed parts each constructed by a pair of faces 8A, 8A and a bottom part 8B connecting the faces 8A, 8A are formed on the outer circumference, and projecting parts 9 between the faces 8A, 8A are used as electrodes, the angle between the face 8A and the bottom part 8B is set to 90 deg.C or larger. A distance P2 between the faces 8A, 8A is set to value smaller than about 0.5. The width P1 of the electrode 9 is set wider than the distance P2 and is set to a value as wide as possible, thereby reducing the influence of a crack. Thus, occurrence of the breakage of the electrode 9 caused by microcracks can be suppressed.
Patent JP-H08280987-A (JP)
Title: Cloth drying structure
Inventor: KUMAZAWA HIROSHI
IPC: D06F57/12
Filed: 1995-04-20
Abstract: PURPOSE: To obtain a cloth drying structure with a simple constitution and being easily handled, which can be easily installed especially dn the outside of a construction such as the attide and back of a pentroof by supporting a clothes pole with a braid and providing a means for winding up and unfastening this braid. CONSTITUTION: An elevating and lowering means A provided on a construction B and used for winding up and unfastening a braid 1 such as a rope, a plurality of braid bodies 1-1 wound up and unfastened by this elevating and lowering means A and clothes drying poles supported with braids 1-1 are provided.
Patent JP-H09305053-A (JP)
Title: Fixing device
Inventor: YANO TAKAHIKO
IPC: G03G15/20
Filed: 1996-05-13
Abstract: PROBLEM TO BE SOLVED: To provide a fixing device which securely peels paper and prevents damage to a heat roll. SOLUTION: A peeling baffle 50 disposed in contact with the surface of the heat roll 10 is composed of a first peeling baffle 50A disposed in a fixed position, and a second baffle 50 which moves between the position where it is in contact with the surface of the heat roll 10 and the position where it is apart from the heat roll 10. By constituting the second peeling baffle 50B in such a way as to be moved from the surface of the heat roll in the case of a small paper-size to prevent the direct contact of the baffle with the surface of the heat roll, the influence of the heat of the heat roll 10 is avoided and damage to the surface of the heat roll is prevented.
Patent JP-H01287948-A (JP)
Title: Connection hole forming method for semiconductor device
Inventor: MURATA MICHIAKI
IPC: H01L21/302
Filed: 1988-05-14
Abstract: PURPOSE:To make it possible to form a connection hole of desired shape by a method wherein the shape of isotropic etching is controlled by changing the condition of the isotropic etching conducted on an interlayer insulating film and a material to be isotropically etched, the area of the interlayer insulating film, to be exposed on the circumference of an aperture, is changed and then anisotropic etching is performed. CONSTITUTION:A material 3 to be isotropically etched, the selectivity ratio of which is sufficiently large against an interlayer insulating film 2, is formed on an interlayer insulating film 2, and an aperture 5 is formed by anisotropic etching conducted on the material 3 and the interlayer insulating film 2. Then, the interlayer insulating film 2 on the circumference of the aperture 5 is exposed by conducting isotropic etching on the material 3, and a connection hole 6, which is communicated to the aperture 5, is formed by conducting anisotropic etching on the material 3 and the surface of the interlayer insulating film 2. To be more precise, the shape of the material 3 is controlled by changing the condition of the isotropic etching, and the area of the interlayer insulating film 2, to be exposed on th circumference of the aperture 5, is changed. As a result, the connection hole of the desired shape can be formed.
Patent JP-S5242682-A (JP)
Title: Lighting fixture
Inventor: MORIYAMA HIDEO
IPC: H01R33/00
Filed: 1975-09-30
Abstract: PURPOSE: To provide a lighting fixture, ihn which a plate-like electric passage is combined with removable sockets so that lamps may be arranged freely at desired spacings. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S5741771-A (JP)
Title: Controller of dot printer
Inventor: NAKANO HIROSHIGE
IPC: G06K15/10
Filed: 1980-08-26
Abstract: PURPOSE:To realize a compact and lightweight structure with a low cost for a controller of a dot printer, by printing a 1-dot print row in the course of the reciprocating motion of the print hammer group in case the number of dots to be printed in a 1-dot print row is larger than a prescribed value. CONSTITUTION:A print data (a) is written in a print data buffer PLB2 from an upper device 1. Then a PLB data (d) is supplied to a character generator CG17 by an address (c) given from a PLB address counter 5, and thus the block storing a dot pattern is designated. Then a horizontal dot pattern (n) is supplied to a data selector 18 by the horizontal position information (e) given from a horizontal position control circuit 7, and the vertical position information (o) is delivered by the vertical position information (r) given from a vertical position control circuit 19. When the print hammer completes the printing of the horizontal dot row with a hammer drive signal (q), the print paper is advanced up to the horizontal doe row at the next vertical position to be printed on one and coming-back way of the reciprocating motion of the print hammer group.
Patent JP-S599880-A (JP)
Inventor: YAMADA HIDEO
IPC: H01R43/20
Filed: 1982-07-07
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-S60263591-A (JP)
Title: Solid-state image pickup device
Inventor: HIEDA TERUO
IPC: H04N9/07
Filed: 1984-06-11
Abstract: PURPOSE:To reduce error signals generated in extracted color signals by delaying the first color signal corresponding to the first color filter through a delaying device, and operating at a specified proportion with the first color signal which is not delayed. CONSTITUTION:The output of a solid-state image pickup element from a terminal I1, after only video signals are sampled in a sample hold circuit 13, is inputted to an LPF17 and sample hold circuits 14-16, and outputted as a luminance signal Y and Ye, G, Cy signals. The Ye signal is delayed by three picture elements in a delay circuit 25, and added to the Ye signal, not delayed, outputted from the circuit 14 by an adder 27, and inputted to a subtractor 35 through an attenuator 28. The G signal is delayed by the share of 1.5 picture element in a delay circuit 29, then outputted to a terminal O5, and at the same time, inputted to subtracters 35, 36 through an attenuator 30. Subtracters 35, 36 subtracts the output of the attenuator 30 from the output of attenuators 28, 34, and are outputted to terminals O4, O5 as R signal and B signal.
Patent JP-H05256901-A (JP)
Title: Method for judging logical function of circuit
IPC: G06F17/50
Filed: 1992-04-10
Abstract: PURPOSE: To eliminate the necessity of designating the input value of a user in the case of testing a circuit design by generating one set of binary vectors complete for an input space from the input/output list of the circuit, sending it to a logical simulator, and automatically judging which of input and output routes is existed. CONSTITUTION: A simulation model 200 of a circuit logic is input to a logical simulator 202 of a switch level, and an input stimulus for testing the logic is given to the simulator 202 via a communication interface. A truth value table (vector) generator 206 reads the input node I and output node M from a data file 204, calculates the input stimulus to the simulator 202, and gives it to the simulator 202. When the simulator 202 generates the transition of the logic state in response to the stimulus from the generator 206, the generator 206 detects it, and records it in the table. Which of the input is connected to an output port via which route is automatically judged from the table.