baber/WOPTO huggingface dataset:
Patent JP-S61113744-A (JP)
Title: Tough steel for cold forging
Inventor: INOUE HISASHI
IPC: C22C38/00
Filed: 1984-11-09
Abstract: PURPOSE:To satisfy the deformation resistance, hardening property, ductility and toughness, and to improve a cold forgeability by setting C, Si, Mn, Cr and Al to a proper range, specifying the relation of the alloy quantity of three of Mn, Si and Cr, and controlling lowly S, P, N and O. CONSTITUTION:In a steel which contains 0.4-0.75wt% C, 0.01-0.05% Si, 0.20-0.40% Mn, 0.3-1.0% Cr, and >=0.01-<=0.04 Al, the relation of three of Mn, Si and Cr is made to satisfy <=0.50 coefficient I of deformation resistance composition shown by expression I, and >=0.60 coefficient F of hardenability composition shown by expression II. Also, incorporated S, P, N and O are limited to <0.02%, <0.01%, <=0.0050%, and <=0.0050%, respectively. According to this composition, the strength after hardening and tempering of a tough steel, and the cold forging characteristic are improved.
Patent JP-H0979532-A (JP)
Title: Melting furnace
Inventor: YAMAGATA MASATSUGU
IPC: F23J1/00
Filed: 1995-09-13
Abstract: PROBLEM TO BE SOLVED: To provide a vertical melting furnace which prevents the generation of bridging by raising the temperature of a part, at which the bridging occurs easily, at a tapered part to check the bridging and to block any bridging even before occurring. SOLUTION: The body 1 of a furnace in which a matter charged as fed from above is melted by combustion at a bottom part is formed being reduced downward to make a tapered part while a tuyere 3a is provided below the tapered part S to blow a gas for combustion to a melting part 2. In a vertical melting furnace thus arranged, a second tuyere 3b is provided at the part of the tapered part S above the tuyere 3a.
Patent JP-S6294315-A (JP)
Title: Forming of liner in cap
Inventor: MURATA TAICHI
IPC: B29C43/18
Filed: 1985-10-21
Abstract: PURPOSE:To provide the cap of high sealing effect and easy to open and close with stable tap-open torque, by flowing a flowable liner material prepared in the inside of the top plate of cylindrical cap body having top to the peripheral end of top plate inside by means of spin-lining, and by molding with mold pressing. CONSTITUTION:A fluidized linear material 5 under heating is appropriately prepared in the inside of a top plate 3 of a cylindrical cap body 2 having top. Next, liner material 5 is flowed into the inside peripheral end of the top plate 3 of the cap body 2 which is abutted against the upper end of a bottle opening by spin-lining under high-speed rotation of the cap body 2, and the liner material 5 is formed into the shape of thick wall at is periphery. This linear material 5 is made to flow to the outside direction by centrifugal force, collided with the inside of a wall 4, interrupted from flowing further beyond the outside, and thus integrated to the inside end part of the top plate 3. the expected precise shape and required finished surface of liner 6 can be produced by mold- pressing the liner material 5 with the peripheral part being thickly formed.
Patent JP-S58145790-A (JP)
Inventor: HARII JIYON ANDORESU JIYUNIAA
IPC: C10N40/25
Filed: 1982-12-29
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-H1079352-A (JP)
Title: Diffusing device
Inventor: YANAGAWA HIDEHIRO
IPC: H01L21/22
Filed: 1996-09-05
Abstract: PROBLEM TO BE SOLVED: To prevent backward flow of air into a reaction chamber passing through a drain piping by a method wherein a backward flow preventing part is attached to the drain piping of a diffusing device including a react on chamber, an air exhaust tube and a drain piping. SOLUTION: An aperture, where a drain piping 3 is inserted, is provided on the upper body 15, an aperture, where an outlet side drain piping 19 is inserted, is provided on the lower body 16, and the body of a backward flow preventing part 10 is formed by integrally coupling the upper body 15 and the lower body 16. The quantity of water, which fills up the part from the bottom face of a water storage tank 17 to the lower end of a water draining hole 175, the water flows into the water storage tank 17 from the drain piping 3, stagnated in the water storage tank 17, and the water exceeding the above- mentioned quantity is discharged to the drain piping 19 on the outlet side from the water draining hole 17a through the space between the inner surface of the body and the outer surfce of the water storage tank 17.  As a fixed quantity of water is stored in the water storage tank 17 at all times, the backward flow of the atmospheric air from the drain piping 19 can be prevented.
Patent JP-H0397656-A (JP)
Title: Oxide superconductor composition
Inventor: HONBOU HISAKICHI
IPC: C04B35/45
Filed: 1989-09-11
Abstract: PURPOSE:To easily increase critical temp. in a relatively wide calcining temp. range by substituting Ag for part of Sr in an oxide compsn. consisting of Bi, Sr, Ca, Cu and O. CONSTITUTION:The oxides, carbonates, nitrates, sulfates, acetates, oxalates or alkoxides of Bi, Sr, Ag, Ca and Cu each having >=99% purity are mixed in 2:(2-x):x:2:3 (0.1<=x<=1.0) atomic ratio of Bi:Sr:Ag:Ca:Cu, calcined at 800-900 deg.C for >=20hr in an oxygen-contg. atmosphere and cooled at <=20 deg.C/min rate. The resulting material is pulverized, sintered at 800-900 deg.C under pressure for >=20hr and cooled at <=20 deg.C/min rate to obtain an oxide superconductor compsn. represented by the formula (where a+b+c=2.0+ or -0.1, d is 3.0+ or -0.1, x is 0.1-1.0 and z is 8+ or -3).
Patent JP-H1180749-A (JP)
Title: Separation of oil and apparatus therefor
Inventor: MATSUZAWA KATSUAKI
IPC: C10G5/06
Filed: 1997-08-29
Abstract: PROBLEM TO BE SOLVED: To separate misty oil in a hot gas by introducing a hot gas generated in a gas generation source into a primary flow-down pipe, condensing high- boiling components, allowing the condensed liquid to flow down and discharging the non-condensed gas. SOLUTION: A hot gas generated in a gas generation source G is introduced into a primary flow-down pipe 11 to descend the hot gas and condense the high-boiling components in the hot gas by setting the inner temperature of the primary flow-down pipe. The condensed liquid is allowed to flow down along the primary flow-down pipe 11. The non-condensed gas is introduced into a riser pipe 14, the high-boiling components existing inner non-condensed gas are condensed by setting the in the temperature of the riser pipe 14 and the condensed liquid is allowed to flow down along the riser pipe 14 and discharged from the system.
Patent JP-S6477552-A (JP)
Title: Operation measuring method for movable coil
Inventor: AOYAMA ETSUO
IPC: B41J9/46
Filed: 1987-09-18
Abstract: PURPOSE:To accurately measure the return time of a movable coil, by detecting the return timing of the movable coil to an initial state from the drive voltage of the movable coil and reference voltage. CONSTITUTION:When a drive signal A is applied to a drive element Tr, the collector voltage of the drive element Tr becomes a signal B. This signal B generates a B-1 waveform when the printing pin of the movable coil impinges on printing paper and the movable coil 1 returns to an initial position. At the point of time B-2, the movable coil returns to the initial position. A drive current is converted to voltage by resistors R1, R2 while the voltage is divided to be inputted to the negative terminal of a comparing circuit 3 through a resistor R5. The reference voltage formed by dividing power supply voltage Vcc by a resistor R3 and a variable resistor VR 4 is inputted to the positive terminal of the comparing circuit 3 and the voltage outputted from the resistor R5 is compared with the reference voltage by the comparing circuit 3. The return time of the movable coil is set between the rising of the drive signal A and the return timing B-2 outputted from the comparing circuit 3.
Patent JP-H0555500-A (JP)
Title: Semiconductor memory and manufacture thereof
Inventor: YOSHIHARA IKUO
IPC: H01L27/092
Filed: 1991-08-22
Abstract: PURPOSE:To prevent a thin semiconductor in a channel region from becoming improperly thin during the etching for forming an upper electrode of a TFT of a double gate structure for a load transistor of a stacked CMOS static RAM. CONSTITUTION:A load transistor Q4 has a gate electrode composed of lower and upper gate electrodes 17 and 18 that form a fin structure. A channel region 20 is formed between the upper and lower gate electrodes.
Patent JP-H0551589-A (JP)
Title: Lubricating oil for hydrofluorocarbon refrigerant
Inventor: NAKAHARA MAKOTO
IPC: C10M105/48
Filed: 1991-08-21
Abstract: PURPOSE:To provide the title lubricating oil which is excellent in compatibility with a new refrigerant, HFC-134a. over a wide temp. range as well as in oxidation stability and hydrolysis resistance and has a high viscosity index by selecting a lubricating oil mainly comprising a specific carbonate compd. CONSTITUTION:The title lubricating oil mainly comprises a carbonate compd. prepd. by reacting at least one aliph. polyhydric alcohol having ether groups (e. g. polypropylene glycol) with at least one dialkyl carbonate (e. g. dimethyl carbonate) or at least one alkylene carbonate (e.g. ethylene carbonate). The oil is suitable for a compressor using HFC-134a as a refrigerant. esp. for an automotive air conditioner, since the oil is excellent in compatibility with HFC-134a over such a wide temp. range as from -70 deg.C or lower to 80 deg.C or higher as well as in oxidation stability and hydrolysis resistance and has a viscosity index of 100 or higher.
Patent JP-S6296699-A (JP)
Title: Surface treatment of ornamental parts
Inventor: MATSUMURA YOSHIO
IPC: C25D15/02
Filed: 1985-10-22
Abstract: PURPOSE:To maintain the ornamental effect of ornamental parts for a long period of time by forming a base layer codeposited with a fine hard dispersant on the surface of a base material then forming a surface layer on the base layer. CONSTITUTION:The base material 11 for the ornamental parts consisting of brass, german silver, etc., is subjected to an activation treatment with citric acid, etc., and thereafter the base layer 12 is formed thereon while the fine and hard dispersant 12a is codeposited. The base layer 12 is formed by uniformly codepositing the dispersant 12a into the electrodeposited Ni plating method in a plating bath essentially consisting of a nickel sulfonate bath contg. the above-mentioned dispersant 12a such as new ceramic SiC or alpha-BN and added with phosphorus. The surface layer 13 is then formed on the base layer 12 by an ordinary electrochemical plating method. The base material 11 is protected with the base layer 12 having the high film strength and wear resistance by such method, by which the ornamental effect is maintained for a long period of time.
Patent JP-2000069356-A (JP)
Title: Image pickup device
Inventor: NOBUYUKI NORIYUKI
IPC: H04N5/335
Filed: 1998-08-21
Abstract: PROBLEM TO BE SOLVED: To reduce errors between a proper exposure level and an exposure level of a photographed image. SOLUTION: An exposure control value arithmetic section 201 calculates proper exposure level, based on luminance of the object detected by a photometry section 3, and the opening amount of an aperture 12 and the exposure time of a CCD 10 are controlled, based on the proper exposure level to conduct photographing. Image data outputted from the CCD 10 are stored in an image memory 18, and an exposure level arithmetic section 202 calculates the exposure level of a photographed image using the image data, and a correction gain arithmetic section 203 calculates the gain for correcting the exposure level of the photographed image to a proper exposure level. Then a level correction section 19 amplifies the image data by a correction gain for correcting the level.  Error with respect to proper exposure level is reduced by correcting the exposure level of the photographed image through image processing.
Patent JP-H0282632-A (JP)
Title: Mounting structure of semiconductor device
Inventor: MARUYAMA HISANORI
IPC: H01L21/60
Filed: 1988-09-20
Abstract: PURPOSE:To form the mounting structure of a semiconductor device by simultaneous bonding without adverse influence to initial continuity and connecting reliability by specifying the depth of a bent of the end of an inner lead to an IC side to a specific range. CONSTITUTION:Inner leads 2 extending from a flexible tape board 1 are simultaneously connected to the connecting terminal 5 of an IC chip 4 with a forming depth 3 specified at 0 to 300mum. The finger 2 having the specified depth 3 is not cracked, not damaged at its bent part 6 and no edge short-circuit occurs thereat. Accordingly, its connection reliability is improved.
Patent JP-2001060064-A (JP)
Title: Electro-optical device
Inventor: TAKENAKA SATOSHI
IPC: G09F9/00
Filed: 1999-08-23
Abstract: PROBLEM TO BE SOLVED: To provide an electro-optical device in which the work efficiency of an assembling process can be improved and further the reliability can be improved by surely preventing stripping of sheet-shaped optical parts and a mulfaction of a driving circuit. SOLUTION: In the electro-optical device 1, in a backlight unit 200 arranged so a to face one surface side of an electro-optical panel 100, a light guide plate 210 and the sheet-shaped optical parts 251, 252 are collectively fixed by a backlight fixing fame 220. In the backlight fixing frame 220, an opening 225 is formed at a region overlapping an image display region 7 of the electro- optical panel 100. Meanwhile in the electro-optical panel 100, a front frame part 221 overlaps a data line driving circuit 60 and a scanning line driving circuit 70 and prevents these driving circuits from being irradiated with strong light.
Patent JP-S60133062-A (JP)
Inventor: HANSU URURITSUHI SHIYUTSUTSU
IPC: C09B62/477
Filed: 1984-11-10
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-H0682753-A (JP)
Title: Driving method for liquid crystal display device
Inventor: MANO HIROYUKI
IPC: G02F1/133
Filed: 1992-09-03
Abstract: PURPOSE:To realize an increase in contrast and the solution of display unevenness (crosstalk) in a simple matrix type liquid crystal display device. CONSTITUTION:In a driving method for liquid crystal display device in which a voltage for the potential difference between the scanning voltage from a Y-driving circuit and the display data voltage from an X-driving circuit is applied to a liquid crystal cell in the intersection between a scanning electrode (Y-electrode) and a data electrode (X-electrode) to perform a display according to display data, the display data voltage is necessarily changed once or more within one horizontal period, and the scanning selecting voltage of the scanning voltage is also similarly changed once or more within one horizontal period, whereby the effective value difference between the display ON voltage and display OFF voltage at scanning selection is increased.
Patent JP-S6479968-A (JP)
Title: Motor
Inventor: AISAKA SHIGENORI
IPC: H02K7/09
Filed: 1987-09-22
Abstract: PURPOSE:To make a motor thin in size by rotatably bearing a rotating shaft at its one edge by means of a first shaft bearing part, and simultaneously, holding the rotating shaft so that it can maintain a vertical position by means of a magnetic repulsing force in a disk-shaped part to extend in a diameter direction from the rotating shaft. CONSTITUTION:A rotor is composed by forming a disk-shaped part 2 to extend in the diameter direction in being unified with a rotating shaft 1, and a rotor magnet 3 in which N and S poles are alternately magnetized in a prescribed interval is fixed on the lower surface of the disk 2. A coil 9 is provided to be face to a magnet 3 in a proper angle interval on a substrate 8, and the rotating shaft 1 is rotated by an attracting force and the repulsing force between the magnet 3 and coil 9. A shaft bearing member 6 is provided on the substrate 8, a cone recessed part 7 is formed at the upper edge, a cone recessed part 4 is formed also at the lower edge of the shaft 1, a steel ball 5 is made to intervene between the recessed parts 7 and 4, and the shaft 1 is made rotatable. An annular permanent magnet 10 is fixed in the peripheral part on the disk 2 upper surface, a permanent magnet 11 is also fixed on the lower surface of a magnet shaft bearing and holding member 12, both magnetics 10 and 11 are made into the S pole and S pole or the N pole and N pole, and the repulsing force is always made to work.
Patent JP-H0894289-A (JP)
Title: Cleaning method for heat recovering apparatus for geothermal water
Inventor: HORIGUCHI AKIRA
IPC: F28G9/00
Filed: 1994-09-30
Abstract: PURPOSE: To maintain cleaning water temperature at a predetermined value so as not to reduce the cleaning effect and to maintain the geothermal water outlet temperature to prevent the adherence of scale in order to clean the heat exchanger of a heat recovering apparatus for the water. CONSTITUTION: Two heat exchangers 1a, 1b are installed in parallel, cleaning liquid is circulated to a geothermal water channel 2b to clean the channel 2b of the other heat exchanger 1b while recovering heat from the water by one heat exchanger 1a, the channel 2b is heated from the rear side with warm water flowing a warm water channel 3b, and a cleaning liquid circulating amount is regulated by controlling a cleaning liquid pump 13 based on a geothermal water outlet temperature t1 and a cleaning liquid outlet temperature t2. When the temperature t1 is lower than a set value T1, the circulating amount is reduced. When the temperature t2 is lower than a set value T2, the circulating amount is decreased. When the temperature t2 is higher than the set value T2, the circulating amount is increased.
Patent JP-S61114537-A (JP)
Title: Silicon semiconductor substrate
Inventor: TANNO YUKINOBU
IPC: H01L21/322
Filed: 1984-11-09
Abstract: PURPOSE:To eliminate the generation of internal defect in a silicon semiconductor substrate and to lessen the generation of defect in the vicinity of the surface of the substrate, where a device is formed, by a method wherein a low-oxygen concentration substrate is used as the silicon semiconductor substrate. CONSTITUTION:The oxygen concentration of a silicon semiconductor substrate 11 is 1X10<18> atomic/cc or less and the silicon semiconductor substrate 11 has a 1.0-2.0mum thick polycrystalline silicon layer 12 on its back surface. Whereupon unnecessary impurities to intrude into the interior of the substrate from the surface in the course of process are captured by a defect layer, which is caused by the silicon layer 12. Whereby the generation of internal defect is eliminated and the generation of defect in the vicinity of the surface of the substrate 11, where a device is formed, decreases.
Patent JP-H0286937-A (JP)
Title: Diagnostic device in mixed fuel feeder for internal combustion engine
Inventor: KASHIWABARA MASUO
IPC: F02D45/00
Filed: 1988-09-22
Abstract: PURPOSE:To judge on whether there is something wrong with a concentration detecting means in a highly accurate manner and thereby aim at improvements in an exhaust characteristic and prevention of the occurrence of engine stall by judging the presence of trouble in the concentration detecting means from a learning correction factor at the present and the past when learning is advanced. CONSTITUTION:A fuel supply is set by a means I on the bases of a fundamental supply set by a means A based on an engine driving state, a fuel concentration correction factor set by a means C based on fuel concentration detected by a means B, an air-fuel ratio feedback correction factor set by a means E so as to cause the actual air-fuel ratio detected by a means D to become a target air-fuel ratio, and a learning correction factor retrieved by a means G after storing in a means F. Then, a means J feeding fuel on the basis of the set fuel supply is driven and controlled by a means K. In this case, the degree of learning progression is detected by a means L. In addition, the present leaning correction factor is compared with the past learning correction factor by a means M. Moreover, when each factor has differed as much as more than the specified value, it is so judged that trouble has occurred in the means B by a means N.
Patent JP-H0793185-A (JP)
Title: Automatic software test system
Inventor: HAYASHI KO
IPC: G06F11/28
Filed: 1993-09-22
Abstract: PURPOSE:To perform an automatic software test on the same content in and under the various kinds of test environment and conditions with high efficiency and high reliability by improving the reavailability of a test scenario. CONSTITUTION:This automatic software test system using each test scenario in which test procedure common in plural kinds of test environment/conditions and test data different from each other in and under each test environment/ condition are described, is provided with a common test scenario 5b in which each test data different from each other in and under the test environment/ condition is described in a variable name common in each test environment/ condition, a test data list 5a which allows each test data to correspond to the variable name by each test environment/condition, and a test data conversion part 4d which converts the variable name described in the common test scenario 5b to the test data corresponding to the test environment/condition by referring to the test data list 5a.
Patent JP-H0397772-A (JP)
Title: Ink jet recording method
Inventor: TAKIMOTO HIROSHI
IPC: C09D11/328
Filed: 1989-09-12
Abstract: PURPOSE:To improve light resistance of recording image and ozone resistance by recording an image on a material to be recorded having an ink receiving layer using a recording liquid containing an aqueous medium and water soluble dye. CONSTITUTION:An ink receiving layer (having total sold content of 10-40wt.% based on total amount of coating liquid) containing a silicon-containing pigment such as silica and hydrophilic binder resin such as polyvinyl alcohol at a ratio of 10/1-2/3 is applied into a substrate of non-coat paper, synthetic paper, etc., at an amount of 5-50g/m<2> to afford a recording material. The objective recording is carried out on the recording material using a recording liquid obtained by blending an aqueous medium consisting of water and water soluble organic solvent such as ethylene glycol and contained at an amount of 10-90wt.% based on total amount of recording liquid with a water soluble dye expressed by the formula (X is naphthalene ring; R is H or acylamino) m is 1 or 2; M is alkali metal, ammonium or amine salts) and others such as surfactant and controlling pH of the blend liquid to 6-8.
Patent JP-2001063013-A (JP)
Title: Method for inspecting current leak of recording head, inspector for recording head and recorder
Inventor: MIYAKOSHI TOSHIMORI
IPC: B41J29/46
Filed: 1999-08-24
Abstract: PROBLEM TO BE SOLVED: To detect current leak of a recording head surely without requiring intricate machining of a recorder by detecting leak of liquid in the recording head due to contact with an energy converter based on the measurement of current between electrodes on the basic body side and the element side. SOLUTION: A leak current detector is constituted by connecting an inspection voltage applying means, i.e., an inspection power supply V, and an ammeter A between a VH electrode 1311 connected with a basic body H1101, which is connected with a VH electrode, and the heater H1110 of an electrothermal conversion element H1103 and a GNDL electrode H1315 connected with the basic body H1101. An insulation layer H1114 is provided between the basic body H1101 and the VH electrode 1311. Since ink intruded into a cut in a protective layer touches the heater H1110 of the electrothermal conversion element H1103 and also touches the basic body H1101 through an ink supply opening H1201, a leak current is generated upon applying a voltage between the electrodes H1311 and H1315 and can be detected by means of the ammeter.