baber/WOPTO huggingface dataset:
Patent JP-H04108819-A (JP)
Title: Degradable polyoxymethylene copolymer
Inventor: YAHIRO SHUJI
IPC: C08G2/38
Filed: 1990-08-30
Abstract: PURPOSE:To provide the title polymer excellent in degradability along with outstanding mechanical properties and fatigue characteristics etc., useful as an engineering plastic, having a specific main chain composition with oxyalkylene group and limited terminal group composition. CONSTITUTION:The objective polymer having such compositions that a polymer made up of recurring oxymethylene unit (CH2O) has been incorporated with 0.1-5mols per 100mols of the oxymethylene unit of oxyalkylene unit of the formula [R0 and R'0 are each H, alkyl or phenyl, and may be bound to carbon atoms differing from each other; n is >=1, the proportion for n=1 being 60mol% of the whole oxyalkylene unit; (m)is 2-6] and the terminal groups are made up of alkoxy, hydroxyl and formate groups with the proportions for the hydroxyl and formate groups being <=45mol% and <=35mol%, based on the total terminal groups in the final polymer, respectively.
Patent JP-H04110441-A (JP)
Title: Manufacture of iron series wear resistant sintered alloy for current collecting and sliding
Inventor: AZETSU TSUNEKI
IPC: B22F3/26
Filed: 1990-08-30
Abstract: PURPOSE:To manufacture a sintered alloy for a pantagraph excellent in wear resistance and sliding properties by mixing specified amounts of Cr powder, metallic sulfide P and a stearic acid series lubricant into iron powder, compacting and sintering the mixed powder and thereafter impregnating Pb or a Pb alloy into the sintered body. CONSTITUTION:A sliding plate for a pantagraph for current collecting used in a high speed electric car is manufactured by a sintered alloy. For this purpose, by weight, 25 to 33% Cr powder, 3 to 9% powder of a solid lubricant such as MoS2 and WS2, <1% P and <1% stearic acid series lubricant are mixed into iron powder, and this mixture is compacted and is thereafter sintered at 1180 to 1230 deg.C in a nonoxidizing atmosphere or a reducing atmosphere to manufacture a sintered alloy matrix. This sintered body is successively sintered, e.g. at 750 to 900 deg.C and is thereafter charged to a vacuum furnace together with Pb, and heating is executed, by which the Pb is melted and is impregnated into the sintered body. The sliding plate for a pantagraph extremely small in damage and wear on the sliding surface of the mating stringing can be obtd.
Patent JP-S63146823-A (JP)
Inventor: ERISU ERU RAINHERUTSU
IPC: C07K16/00
Filed: 1987-09-11
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-H1159041-A (JP)
Title: Forgery preventive printed matter
Inventor: HASHIMOTO TAKESHI
IPC: B42D15/10
Filed: 1997-08-22
Abstract: PROBLEM TO BE SOLVED: To provide a low-cost forgery preventive printed matter by clarifying a difference from an original due to effective occurrence of a change in a copy even by copying the original by any dark and light density and copying type. SOLUTION: A ground pattern 3 is overprinted on a copy image 2 constituted by connecting a first region 2a' formed with a first pattern 2a made of many fine elements to a second region 2b' formed with second pattern 2b made of many fine elements smaller than the elements of the pattern 2a. And, a part of the pattern 3 is reversely printed.
Patent JP-H0396860-A (JP)
Title: Weight analysis of iodine number of carbon black
Inventor: ROORENSU JIEI MAAFUII JIYUNIA
IPC: G01N33/32
Filed: 1990-08-30
Abstract: PURPOSE: To obtain excellent reproducibility by measuring the concentration of iodine solution by measuring the amount of a standard titrant, measuring the concentration of supernatant liquid, and calculating the adsorption quantity of iodine of carbon black from the gravimetrically analyzed concentration values of the titrant, iodine solution, and supernatant liquid. CONSTITUTION: The concentration of the iodine solution is measured by adding the standard titrant to accurately measured aliquot of the iodine solution until a titration end point. Then carbon black-iodine solution mixture is balanced and the standard titrant is added to the accurately measured part of the supernatant liquid from the carbon black-iodine solution mixture until the end point is reached. Then the amount of the standard titrant needed to reach the end point is accurately measured. Further, the adsorption amount of iodine of carbon black is mathematically determined according to the gravimetrically analyzed concentration values of a main standard substance solution, the titrant, and an iodine blank, and the supernatant liquid from the balanced carbon-black iodine solution.
Patent JP-H04107138-A (JP)
Title: Transparent plastic film excellent in gas barrier properties
Inventor: OHASHI SHINICHI
IPC: B32B7/02
Filed: 1990-08-28
Abstract: PURPOSE:To provide a plastic film excellent in transparency and developing extremely excellent gas barrier properties by constituting a specific laminated and stretched film of a transparent laminated and stretched film formed by laminating and stretching a co-extrudate of a saponified ethylene/vinyl acetate copolymer and polyamide and the transparent membrane layer of silicon oxide formed to the single surface of said film. CONSTITUTION:A saponified ethylene/vinyl acetate copolymer (EVOH) contains 25-45mol.% of ethylene and has a saponification value of 98% or more and, as polyamide (PA), for example, a homopolymer of epsilon-caprolactam is used. A laminated film is formed by the co-extrusion of EVOH and PA and subsequently stretched by 2.5 times or more in a uniaxial direction from the aspect of mechanical strength, gas barrier properties or the like to form a transparent laminated and stretched film. Next, the transparent laminated and stretched film is subjected to heat fixing treatment so that the sum of the respective absolute values of dimensional change ratios in longitudinal and lateral directions under a 120 deg.C/5min condition is set to 2% or less and loss on volatilization is set to 2wt.% or less. A transparent membrane layer of silicon oxide is formed to at least the single surface of the laminated and stretched film.
Patent JP-S60121054-A (JP)
Title: Continuous casting method
Inventor: KOJIMA SHINJI
IPC: B22D11/128
Filed: 1983-12-02
Abstract: PURPOSE:To press down effectively a billet without generating an internal crack in the billet and to prevent central segregation in the stage of drawing continuously the billet while repeating forging by forging dies by specifying the pressing down grade and pressing down cycle of forging. CONSTITUTION:The billet formed by continuous casting is subjected to forward and backward movement in arrow 7, 7' directions by casting molds 6, 6' near the crater ends where the internal molten steel completes solidification, by which the billet is pressed down. The billet is subjected to forging under the conditions of 0.1-40mm./m pressing down grade of forging by the molds 6, 6' and 5-100 times/min pressing down cycle. The area where the thickened molten metal to be a cause for central segregation is sucked is thus pressed down flatly over the entire region and therefore there is a high effect of improving central segregation.
Patent JP-H0275516-A (JP)
Title: Transfer abnormally detecting device in transfer equipment
Inventor: MURASAWA YASUO
IPC: B65G43/08
Filed: 1988-09-09
Abstract: PURPOSE:To enhance detecting accuracy, in a lot unit material transfer equipment, by marking the first or the last transfer article of each lot, and detecting the presence of marking at check points in the subsequent process or thereafter, and judging while comparing with the transfer order which has been stored at the time of marking. CONSTITUTION:When a transfer article 7 is carried in the equipment, a marking device 1 carries out marking in accordance with furnace charging schedule information and a marking rule which have been input in a production control computer 5. On the other hand, tracking information is input via tracking sensors 6. And the markings of the transfer articles being transferred are imaged by a camera 2, and are input into a computer 4 via an image processor 3. The computer 4 judges whether it is normal or abnormal from these input information. Thus, abnormality can be accurately detected.
Patent JP-H0564966-A (JP)
Title: Thermal recording material
Inventor: NAKATSUKA MASAKATSU
IPC: B41M5/30
Filed: 1991-09-06
Abstract: PURPOSE:To enhance color development sensitivity and improve the preservation stability of a color developed image by adding a specific electron-receptive compound to a thermal recording material. CONSTITUTION:An electron-donative color developing compound such as triarylmethane compound or rhodamine lactam and an electron-receptive compound expressed by formula (R is an alkyl group) are crushed to the grain size of 1.5mu and dispersed in water-soluble binders respectively to prepare a coating liquid after mixing them. This coating liquid is applied using any appropriate application device and then the applied liquid is dried to form a recording layer. Subsequently, the recording layer develops a color at low temperature and rapidly. Thus a thermal recording material thus obtained is best suited for high-speed recording and is highly sensitive.
Patent JP-2000055175-A (JP)
Title: Shift control device for toroidal type continuously variable transmission
Inventor: KIDOKORO HITOSHI
IPC: F16H15/38
Filed: 1998-08-11
Abstract: PROBLEM TO BE SOLVED: To improve the controlling accuracy by suppressing excessive variation of the actual gear ratio while the input shaft revolving speed is sensed from a member capable of relative rotation with an input disc. SOLUTION: A shift control device of a toroidal type continuously variable transmission is composed of a pressing force generating means which is to press an input disc toward an output disc in accordance with the fed torque so that a power roller is pinched and can make relative rotation within the specified range relative to the input disc, an input revolving speed sensing means to sense the revolving speed of the pressing force generating means, an actual gear ratio calculating means to calculate the actual gear ratio from the ratio of the input revolving speed to the revolving speed on the output side, and a limiter 73 to suppress excessive variation of the actual gear ratio provided in a feedback loop for control of the gear ratio on the basis of the deviation of the actual gear ratio from its target value.
Patent JP-H07239191-A (JP)
Title: Executing method of fire-resistant and/or abrasion-resistant lining
Inventor: UOUTERU HAROTSUTO
IPC: C10G7/00
Filed: 1992-08-26
Abstract: PURPOSE: To lower thermal conduction significantly by applying a fireproof and/or wear-resistant material, under plastic state, to a product and around anchoring means spaced apart therefrom after the anchoring means are screwed on pins and allowing the material to cure. CONSTITUTION: Threaded pins are welded, by an ordinary method, onto a product being coated with a fireproof and/or wear-resistant lining. The pin has one end provided with a shaft part 8. The pin 8 welds the shaft part 8 to the metal wall of a product to be lined by an ordinary method. Anchoring means 1 are spaced apart from the wall being applied with refractory lining. When lining is applied while keeping plastic state, the space between the anchoring means 1 and the wall being lined is filled with a refractory and/or wear-resistant material. The anchoring means 1 is embedded perfectly and the refractory and/or wear-resistant material is bonded surely to the product to be lined.
Patent JP-S6381363-A (JP)
Title: Manufacture of electrophotographic sensitive body
Inventor: SUGATA MASAO
IPC: G03G5/047
Filed: 1986-09-26
Abstract: PURPOSE:To obtain an electrophotographic sensitive body having high acceptance potential and capable of forming an image with a small electrically charging current and a small amount of exposure light energy by forming as a charge transfer layer a film composed essentially of carbon out of a specified compound. CONSTITUTION:A photosensitive layer is obtained by laminating on a substrate 14 a charge generating layer 12 and the charge transfer layer 13 of a film composed essentially of carbon made from the compound represented by the structural formula: X3C-CX3, X being halogen. It is preferred for said film to contain at least one of H, N, and O, and to be doped with an element of group III of the periodic table in an amount of <=5atom%, thus permitting the obtained electrophotographic sensitive body to be given high acceptance potential and capable of forming an image with a small charging current and a small amount of exposure light energy.
Patent JP-H0890546-A (JP)
Title: Manufacture of inorganic cement plate
Inventor: SUZUKI SHINICHI
IPC: B28B11/10
Filed: 1994-09-22
Abstract: PURPOSE: To eliminate the adherence of inorganic material for forming a green sheet to an upper press mold by pressing the sheet, and simultaneously sucking the air between the mold and an elastic sheet from vent holes. CONSTITUTION: When an upper press mold 1 is brought into contact with a green sheet 3, the air is reduced under pressure and evacuated from the vent holes 5 of the mold 1. On the other hand, the side end of the sheet 3 is so covered as to enclose the sheet 3 by an elastic sheet 2, and the air is reduced under pressure and exhausted from the vent holes 6 of a lower press mold 4. The sheet 3 is pressed, and held for five sec. The pressing is released, the mold 1 is raised, the pressurized air is supplied from the holes 5, and the sheet 3 is released from the mold 1.
Patent JP-H1055810-A (JP)
Title: Metal material for fused carbonate fuel cell
Inventor: UEDA MASAMI
IPC: H01M8/02
Filed: 1996-08-08
Abstract: PROBLEM TO BE SOLVED: To provide the high corrosion resistance optimal for the separator material by including a specified quantity of Cr and Mo in a Ni group alloy. SOLUTION: As a metal material for fused carbonate fuel cell, a metal material, which is formed of Cr at 15-35weight%, Mo at 3-10weight%, Y at 0.005-0.5weight%, Ni as a residual part and the unavoidable impure material, or a metal material, which is formed of Cr at 15-35weight%, Mo at 3-10weight%, Y at 0.005-0.5weight%, Si at 0.5weight% or less, Mn at 0.5weight% or less, Ni as a residual part and the unavoidable impure material, is provided. Cr as a basic component for corrosion resistance is included at 15% as the minimum content. In the case where Cr is included at 35% or more, since the effect is saturated and the corrosion resistance to the fused salt is deteriorated, content of Cr is set at 15-35weight%. Mo as a basic component for corrosion resistance and dissolving strength is included at 3weight% as the minimum content.  In the case where the Mo at 10weight% is added, since the effect is saturated, and while excessive content deteriorates the workability, content of Mo is set at 3-10weight%.
Patent JP-H0783441-A (JP)
Title: Overheat-preventive device for gas range
Inventor: MIYAZAKI SUSUMU
IPC: F24C3/12
Filed: 1993-09-14
Abstract: PURPOSE:To provide an abnormal-overheating preventive device for tempura, etc., free from thermal deterioration and excellent in reliability, in a gas range. CONSTITUTION:In an overheat-preventing device for a gas range, which device consists of a burner 2 for heating a frypan 1, a safety closure valve 7 for opening or closing a gas pressure 8 led to the burner 2, an electromagnet 6 for closing and holding the safety closure valve 7 by the attraction thereof, and a plurality of thermocouples 4, 5 for applying an electric current to the electromagnet 6, the polarity of the thermocouple 4 to be heated by the burner 2 is reversely joined to the polarity of the thermocouple 5 for detecting the temperature of the frypan 1 being heated, in order that counter-electromotive force is generated.
Patent JP-H0661346-A (JP)
Title: Adhesive sheet for semiconductor wafer dicing use
Inventor: OCHIAI TOSHIO
IPC: H01L21/78
Filed: 1992-08-05
Abstract: PURPOSE:To reduce the adhesive force of an adhesive sheet by cross-linking and hardening sufficiently the sheet by emitting ultraviolet rays on the sheet and at the same time, to prevent crazing in an adhesive layer even if the extensibility of the sheet exceeds a certain value by an expander in the following process and to make it possible to perform easily a pickup in the following process without causing a separation of a wafer chip. CONSTITUTION:As an adhesive sheet for semiconductor wafer dicing use, an ultraviolet transmitting surface base material, which has a superior expansivity, consists of an internal plasticizing polyvinyl chloride film having a low electric resistance value and has an ultraviolet hardening type adhesive layer, which has an adhesive force to be reduced by the emission of ultraviolet rays and is formed on one surface of the base material, is used.
Patent JP-S6299070-A (JP)
Title: Body surface treating device by solid particle
Inventor: BOKE JIYAN PIEERU MISHIERU
IPC: B24B31/02
Filed: 1986-09-26
Abstract: 1. A device for treating the surface of an article by contact with solid particles, comprising : - a vessel (1) having an axis of symmetry oblique in relation to the horizontal about which it can rotate, said vessel being capable of containing a quantity of solid particles filling said vessel to more than half its volume and having, at its upper axial end, an opening (18) of sufficient size to permit the passage of an article to be treated, surrounded by a collar (19) to retain the particles, - a support (7, 9, 12) capable of holding the article (8) to be treated in a substantially fixed working position inside the vessel, - means of driving the vessel in rotation about its axis, characterized in that : - the means (11) of displacing the object between said working position and a loading and unloading position, where the article is outside the mass of particles, allow displacement of the article from the loading and unloading position into the working position during rotation of the vessel about its axis and to this end comprise a column (7) having the same axis as the vessel, passing through the bottom of the vessel and being capable of sliding axially through the bottom of the vessel, this column carrying means (5, 10) of clamping the article, and in that the means (11) of displacing the article are placed on the other side of the bottom of the vessel from the clamping means, - the means of driving the vessel in rotation are designed to make the latter rotate at a speed such that solid particles driven by the walls of the vessel shower down on the article in the working position, as during its displacement by said displacing means.
Patent JP-S60120397-A (JP)
Inventor: SHIBUYA TAKAO
IPC: G09G1/06
Filed: 1983-12-02
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-S6384165-A (JP)
Title: Semiconductor memory cell
Inventor: SAIGO TAKASHI
IPC: H01L29/788
Filed: 1986-09-29
Abstract: PURPOSE:To make it possible to perform EPROM operation or DRAM operation, by arranging another gate so as to cover a gate and a recess part through an insulating film. CONSTITUTION:A groove is formed in a semiconductor substrate 1. A diffusion layer 2 is provided at the lower part of the recess part of the groove. A gate 3 is formed on one side of the recess part of the groove. Diffusion layers 4 and 5 are formed on the surface of the semiconductor neighboring the recess part of the groove and on the surface of the side wall of the semiconductor groove at the opposite side of the gate 3. A gate 6 is formed so as to cover the gate 3 and the recess part through an insulating film. As a result, the gate 3 is made to be a floating gate, and the control gate is operated with the gate 6. Thus an EPROM cell can be implemented.
Patent JP-H0758272-A (JP)
Title: Power semiconductor device
Inventor: SHINOHARA SHINICHI
IPC: H01L25/18
Filed: 1993-08-20
Abstract: PURPOSE:To obtain the title semiconductor device whose inductance and resistance are small and which is suitably operated at a high frequency by a comparatively simple wiring constitution. CONSTITUTION:A power semiconductor device is formed in such a way that a first main current electrode, a second main current electrode composed of a plurality of small electrodes and a control-signal electrode for a semiconductor element 5 are connected electrically to a first electrode pad 2, a second electrode pad 3 and a third electrode pad 4 which are formed on one or more electrically insulating plates so as to correspond. In the power semiconductor device, the second main current electrode composed of the plurality of small electrodes is connected to the second electrode pad 3 or the other electrode pad through a wide metal member 8.
Patent JP-2000072819-A (JP)
Title: Ethylenic polymer
Inventor: UEHARA YUMITO
IPC: B65D1/09
Filed: 1999-08-12
Abstract: PROBLEM TO BE SOLVED: To obtain an ethylenic polymer having excellent uniform drawability, high rigidity and excellent mechanical characteristics such as impact resistance. SOLUTION: This ethylenic polymer comprises ethylene homopolymer or an ethylenic copolymer comprising ethylene and a 3-20C α-olefin and having an ethylene content of <=10 wt.%, and has the following characteristics: (1) an intrinsic viscosity [η] of 2-6 (dl/g), (2) a density of 0.945-O.970 (g/cm3), (3) a zero shear viscosity η0, of 2×107 to 3×108 (poise) at 190 deg.C, (4) MT>=-12.4 logHLMI+20.5 as the relation of a melt tension(MT) with a melt index (HLMI) under a load of 21.6 kg, and (5) HRI-IZOD>=-logHLMI+1.15 as the relation of HLMI with a high speed impact strength (HRI-IZOD) measured at -30 deg.C.
Patent JP-H1158167-A (JP)
Title: Tool changing device and tool changing method
Inventor: HASHIMOTO SHIGEHIKO
IPC: B23Q3/157
Filed: 1997-08-25
Abstract: PROBLEM TO BE SOLVED: To smoothly mount a tool by a simple mechanism. SOLUTION: In a position where an arbor Ta of a tool T is inserted into a tool mounting part 11 for a prescribed rate, an upper end of an arm rock pin 92 is push-pressed on a lower surface of a lower machinery frame 26, a taper surface of the arm rock pin 92 is openly fitted to a round groove 51b arranged on a lower surface of an arm rotary shaft, and thereby, an arm rock mechanism AR is released. When the arm rock mechanism AR is released, an arm main body 12 is independently oscillated from a turning shaft 25. Even if positioning accuracy is slightly reduced when the tool T is inserted into the tool mounting part 11, it is absorbed by oscillation of the arm main body 12, and thereby, the tool T is completely mounted smoothly.
Patent JP-H0392799-A (JP)
Title: Abnormal-time operation support system of plant
Inventor: YAMAMOTO HIROKI
IPC: G21D3/00
Filed: 1989-09-05
Abstract: PURPOSE:To lower the possibility of misoperation to improve profitability by determining all actions together with an action for a caused event and having a corrective action determination part for selecting all the actions with respect to plant operation. CONSTITUTION:In a corrective action determination part 7 corrective actions on the basis of a knowledge data base 4 according to a sequence abnormality judged in a state monitoring part 3 and an important alarm selected in an alarm processing part is wholly determined. Here in the case where its judgement has been performed in a caused event judgement part 6, the action for a caused event and the other truly necessary actions on plant operation are determined and in the case where its judgement has not been performed, all actions with respect to the plant operation are selected as irreducible minimum information. Thereby since the corrective action and the other action on the truly necessary plant operation can be determined, a state judgement of operators increases certainty to lower the possibility of misoperation.