baber/WOPTO huggingface dataset:
Patent JP-2000074774-A (JP)
Title: Method and apparatus for detecting leakage of fluid
Inventor: ROU TAMIAKI
IPC: G01M3/04
Filed: 1998-08-31
Abstract: PROBLEM TO BE SOLVED: To obtain a method and an apparatus for detecting leakage of fluid in which reliability of the detection results of leakage of fluid or quantity of leakage is enhanced. SOLUTION: At the time of detecting leakage of fluid 17 from a fluid tank by receiving the fluid 17 leaking from the fluid tank in a storage tank 21 and measuring the components of the collected fluid 22 in the storage tank 21, the collected fluid 22 in the storage tank 21 is stirred positively in order to avoid precipitation of the fluid 17 on the bottom of the storage tank 21.
Patent JP-S62106134-A (JP)
Title: Frictional material subjected to surface treatment
Inventor: JINMON TAKAO
IPC: C08J5/14
Filed: 1985-10-31
Abstract: PURPOSE:To improve the effect of a brake at the initial stage by coating a slide surface with thermosetting resin or the like to eliminate the shortage of initial contact of a frictional material. CONSTITUTION:A slide surface of a frictional material is coated with thermosetting or thermoplastic resin softer than the frictional material. Since the whole slide surface bears against the mating material from the initial stage through this coating, the coefficient of friction can be improved.
Patent JP-S62102978-A (JP)
Inventor: SAKIMORI HIDEHARU
IPC: B25B23/151
Filed: 1985-10-30
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-H0292292-A (JP)
Title: Production of 4,5-dihydro-4,5-dihydroxyphthalic acid and/or its salt
Inventor: MATSUBARA MINORU
IPC: C12P7/44
Filed: 1988-09-29
Abstract: PURPOSE:To stably produce 4,5-dihydro-4,5-dihydroxyphthalic acid by culturing a specific mutant belonging to genus Pseudomonas in the presence of phthalic acid. CONSTITUTION:The objective 4,5-dihydro-4,5-dihydroxyphthalic acid and/or its salt is produced from phthalic acid and/or its salt by using a microbial strain (hereinafter referred to as specific mutant) belonging to genus Pseudomonas and having eliminated or lowered activity to decompose 4, 5- dihydro-4,5-dihydroxyphthalic acid and/or its salt by the mutation with a transposon. The specific mutant is e.g., Pseudomonas testosteroni NMH7501 (FERM P-2448) produce by the mutation of Pseudomonas testosteroni NMH75 (FERM P-2447) with transposon Tn5. The cultured liquid or the produced reaction liquid is extracted with a proper polar solvent to recover the objective 4,5-dihydro-4,5-dihydroxyphthalic acid.
Patent JP-H09112641-A (JP)
Title: Non-stage transmission with two v-belt car installed onto each one transmission shaft
Inventor: HARARUTO FUOIHITERU
IPC: F16H9/18
Filed: 1996-08-14
Abstract: PROBLEM TO BE SOLVED: To remove unnecessary optional force from a V belt by respectively arranging two V belt wheels on a single transmission shaft, and generating the speed change ratio by a balance between the whole pressing force of its one V belt wheel determined by the V belt and pressing force of the other V belt wheel in a continuously variable transmission. SOLUTION: In a continuously variable transmission, a V belt wheel 3 is arranged on a transmission shaft 1, and this V belt wheel 3 is transmitted and joined to a V belt wheel 4 by an endless belt 11, and this V belt wheel 4 is arranged on a second transmission shaft 2. The magnitude of pressing force of the V belt 11 and the magnitude of torque are regulated by a mutual interval 23 between belt wheel parts 8 and 10 of its V belt wheel 4, and the magnitude of pressing force of the V belt 11 and the magnitude torque are determined by an inclination of a curved surface orbit 27 corresponding to the speed change ratio regulated by a mutual interval 22 between belt wheel parts 7 and 9 of the V belt wheel 3.  In its determination, the speed change ratio is generated by balancing the whole pressing force of the V belt wheel 3 and pressing force of the V belt wheel 4 with each other by the V belt 11.
Patent JP-H1068623-A (JP)
Title: System for writing on vertical plane with laser beam
Inventor: OBARA TADAYUKI
IPC: G01C15/00
Filed: 1996-08-28
Abstract: PROBLEM TO BE SOLVED: To provide a system for writing on a vertical plate accurately with a laser beam even if inclination is present at the installing position of the system. SOLUTION: The inventive system comprises a horizontal lens 2 sustaining the horizontal surface, a laser light source 1 for irradiating the horizontal lens 2 with laser substantially from the vertical direction, a section 3 for reflecting a laser vertical beam corrected accurately to the vertical direction through the horizontal lens 2 toward the horizontal direction, and a section 4 for reflecting a horizontal beam reflected horizontally from the horizontal reflecting section 3 in the perpendicular direction, wherein the vertical reflecting section 4 is turnable about the horizontal axis.
Patent JP-S60139718-A (JP)
Title: Ring opening of spiro-orthoester compound
Inventor: NISHIDA HARUO
IPC: C07C239/00
Filed: 1983-12-28
Abstract: PURPOSE:To make possible a ring opening reaction of a spcified spiro-orthoester compound without any accelerator under mild conditions within a short time, by carrying out the reaction in the presence of an acid halide compound. CONSTITUTION:A spiro-orthoester compound of the formula is ring-opened in the presence of an acid halide. In this formula, R1 is H, alkyl, alkenyl, hydroxyalkyl, haloalkyl, allyloxyalkyl, acryloyloxyalkyl, methacryloyloxyalkyl, N-substituted carbamoyloxyalkyl, or phenoxyalkyl, and m is 3-5. Examples of the acid halides which can be suitably used include carboxylic acid halides, organophosphorus acid halides and organosulfonic acid halides.
Patent JP-H03108265-A (JP)
Title: Aluminium battery
Inventor: GYOTEN HISAAKI
IPC: H01M6/06
Filed: 1989-09-21
Abstract: PURPOSE:To increase volume energy density and chemical stability by containing a specific compound in an electrolyte of an aluminium battery. CONSTITUTION:A chemical species which forms a complex compound with an aluminium ion is contained in an electrolyte. An aluminium ion produced in battery reaction forms a complex compound with the chemical species, which forms a complex, such as 8-hydroxyquinoline and dissolves in the electrolyte. A passive film of aluminium hydroxide (Al(OH)3) is not formed on the surface of a negative electrode 3. If the electrolyte has higher decomposition potential than the oxidation potential of aluminium and is an organic material capable of dissolving the aluminium complex compound, self-discharge accompanied by hydrogen evolution can be retarded.
Patent JP-H1067877-A (JP)
Title: Inorganic-organic composite foam and its production
Inventor: SHIMIZU NORIKAZU
IPC: C08J9/06
Filed: 1996-08-27
Abstract: PROBLEM TO BE SOLVED: To produce an inorg.-org. composite foam improved in fire prevention heat insulating properties, elasticity, softness, and strengths by foaming and curing a water-base mixture contg. sulfuric acid, a specific blowing agent, and a urethane prepolymer. SOLUTION: An inorg.-org. composite foam having a thermal conductivity of 0.03kcal/m.hr. deg.C or lower is produced by foaming and curing a water-base mixture contg. sulfuric acid, calcium or barium carbonate usually in an amt. of 0.1-200wt.% of sulfuric acid, and a urethane prepolymer having a mol.wt. of 1,000-50,000 in an amt. of 5-30wt.% of the solid content of the mixture. If necessary, the mixture may further contain a compd. selected from among calcium oxide, barium oxide, calciug hydroxide, and barium hydroxide in an amt. of 1-200 vvt.% of sulfuric acid and/or an inorg. filler in an amt not higher than 1.800wt.% of sulfuric acid. In addition, the mixture may also contain up to 40wt.% (based on the prepolymer ; the same applies hereunder) flame retardant, up to 30wt.% catalyst, and up to 3 wt. % foam stabilizer.
Patent JP-S62107156-A (JP)
Inventor: YOSHIMATSU MIKIO
IPC: E04F13/21
Filed: 1985-11-01
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-H04125314-A (JP)
Title: Steering device for vehicle
Inventor: MIYOSHI KEISUKE
IPC: B62D25/08
Filed: 1990-09-13
Abstract: PURPOSE:To improve assembling ability by forming serration parts on the upper and lower parts of a middle shaft to connect both shafts on the sides of a steering wheel and of a pinion, and making them axially movable. CONSTITUTION:Serration parts 31,32 are formed on the upper and lower parts of an intermediate shaft 26 to connect the lower end of a steering shaft and a pinion shaft through universal joints 25, 27 to make the axial movement of the shafts possible. Thus adjusting allowance in attaching the above shafts to the universal joints 25.27 through hinge bolts 37.42 respectively can be taken so large as to improve the assembling ability of the shafts for automatizing their assembling work through a robot.
Patent JP-S61125149-A (JP)
Title: Manufacture of electronic device
Inventor: MATSUZAWA MANABU
IPC: H01L23/52
Filed: 1984-11-22
Abstract: PURPOSE:To improve the accuracy of finishing of etching by forming a high melting-point metallic film body under the state, in which the film body occludes oxygen, onto a substrate, processing the film body to a required wiring pattern through dry etching and thermally treating it at 700 deg.C or higher. CONSTITUTION:A high-resistivity p<+> type silicon layer 2 is shaped onto a low- resistivity p<+> type silicon substrate 1, and a field oxide film is formed. The silicon layer 2 is exposed partially, and the surface of the substrate 1 is termally oxidized to shape a gate oxide film 3. A metallic molybdenum film 4 is formed onto the oxide film 3. A section not masked in the Mo film 4 is removed, and a Mo gate 4a is shaped. n<+> type layers 7 are formed while using the Mo gate 4a and a peripheral field film 6 as masks. An inter-layer insulating film 8 is shaped onto the whole surface. The whole is annealed and treated in a N2 atmosphere at 900 deg.C. Al electrodes 9 brought into ohmic-contact with sourcedrain sections and an Al wiring 10 connected to the Mo gate are formed through Al evaporation and etching.
Patent JP-S61127976-A (JP)
Title: Ball seat for ball valve
Inventor: KUBOTA KAZUHISA
IPC: F16K5/06
Filed: 1984-11-22
Abstract: PURPOSE:To improve the creep resistance, abrasion resistance, chemical resistance and temperature resistance of a ball seat by forming the ball seat into a molded component of composite plastics which is a mixture of PFA and PTFE. CONSTITUTION:A ball seat 9 is formed as an annular-type substance incorporated into the stage section 8 of a valve body 1 which is located at an edge where one or both of the passage is opened into a valve chamber 2. When a valve ball 7 is in the position 'OPEN', the ball seat 9 connects the passage to a through hole 5 in the valve ball 7, and when the valve ball 7 is in the position 'CLOSED', the ball seat 9 lies between the valve body 1 and the valve ball 7 so as to seal the passage. Said ball seat 9 is formed by the use of a billet, which is previously prepared from a mixture of PTFE and PFA of not less than 10% and not more than 30% by weight ratio through a process where the billet is filled in a mold and then molded by heat and compression.
Patent JP-H08107902-A (JP)
Title: Microscopic apparatus for operation
Inventor: SAITO TAKUSHI
IPC: A61B19/00
Filed: 1994-10-12
Abstract: PURPOSE: To rapidly execute operation input of a scope movement without using the hands and feet and without impairing the freedom of the head by having operation input means for executing input of commands for operating motor driven moving mechanisms in a control circuit for controlling the operation of these moving mechanisms and installing these operation input means near the eyepiece sections of the scope. CONSTITUTION: An eyepiece lens barrel 11 is provided with eyepiece lens barrels 12, 13 respectively existing on two pieces of observation optical paths of a solid microscope. Eye shades 14, 15 are projectingly and coaxially installed to the projecting side ends of these eyepiece lens barrels 12, 13. The operation input means for controlling the movement of the scope by the motor driven moving mechanisms are respectively arranged at the respective eye shades 14, 15. Push button switches 16 to 21 which are the operation input means are respectively fixedly installed in the vertical and lateral parts of the projecting end marginal parts of the eye shades 14, 15. As a result, the operation input of the scope movement is rapidly and easily executed without using the hands and the feed and without impairing the freedom of the head.
Patent JP-H1090183-A (JP)
Title: Apparatus and method for analysis
Inventor: NINOMIYA HIDEKI
IPC: G01N21/67
Filed: 1996-09-18
Abstract: PROBLEM TO BE SOLVED: To obtain an apparatus and a method which enhance the analytical accuracy of a sample by a structure wherein a discharge cell is provided inside a shielding case having a thermostatic function, the temperature of a discharge luminescence part, the temperature of the sample and the temperature of a mixed gas are kept constant and the stay of the sample and the production of air bubbles are prevented. SOLUTION: A liquid-sample inflow port 25 in a pipe 4A at a discharge cell 3 is opened at the lower part of a liquid level 26, a dam 25A is formed on it, a dam is installed also at an outflow port in a downstream-side pipe 4B, and the liquid level 26 is kept flat as far as possible. A passage part 3A is formed to be smooth, a discharge electrode 19 protrudes at its upper part, the surface of a quartz window 30 for discharge emission-spectrum observation is situated in the same position as a bottom face, and a liquid sample does not stay. In addition, a grounding electrode is connected to a drainage-side pipe 4B, air bubbles which are produced by an electrolytic operation are not mixed with the sample near the quarts window, and it is possible to prevent light from being scattered by the air bubbles.  In addition, the contact area of the grounding electrode with the sample is wide, and a change in the contact resistance of the liquid due to the stuck air bubbles is reduced. The sample can be injected under the liquid level, and it is possible to prevent waves from being generated when the sample is injected.
Patent JP-2000049249-A (JP)
Title: Package with heater
Inventor: KUBOTA HISAE
IPC: H01L23/34
Filed: 1998-07-29
Abstract: PROBLEM TO BE SOLVED: To facilitate fitting, removal and position correction of a package. SOLUTION: For melting solder terminals 14, a heat generation pattern 15 for heating a package itself is formed in a heat generation layer 12 irrespective of signal patterns 13 which connect the inner and outer parts of the package. Electrodes 11 connected to the two ends of the heat generation pattern 15 are installed in the package.
Patent JP-H0990668-A (JP)
Title: Electrophotographic transfer paper
Inventor: KAWANISHI TOSHIYUKI
IPC: G03G7/00
Filed: 1995-09-25
Abstract: PROBLEM TO BE SOLVED: To provide a transfer paper ensuring remarkable improvement of running performance and operability in a copying machine and trouble due to curl after copying, having high opacity, less liable to offset even in copying on both sides of the paper and free from defects such as the generation of paper dust and tear from a punched hole. SOLUTION: This transfer paper is made of pulp contg. >=30% kenaf pulp separated from the whole stem of kenaf. Kenaf pulp subjected to only digestion is blended with LBKP whose Canadian standard freeness (C.S.F.) has been regulated to 400-550ml and paper is made from the resultant blend.
Patent JP-H04126354-A (JP)
Title: Negative electrode for lithium cell and manufacture thereof
Inventor: MIYASHITA KOICHI
IPC: H01M10/05
Filed: 1990-09-17
Abstract: PURPOSE:To improve charging and discharging cycle performance so as to take out a big current by a method wherein a lithium foil is pressure fixed on a conductive substrate, aluminium powder or mixed powder of aluminium powder and carbon powder is uniformly dispersed and then these are heated and pressed to be compounded with a lithium foil. CONSTITUTION:A lithium foil is pressure fixed on a conductive substrate 2, aluminium powder, or mixed powder of aluminium powder and carbon powder is uniformly dispersed on the lithium foil then aluminium powder or mixed powder is heated and pressed in order to form a compound layer 3 with the lithium foil. In this case, an electrode 1 having a large specific area can be obtained, and at the same time an increase in an apparent area of the electrode is easy by a process. Thereby, an electrode having an extremely big effective surface area can be obtained together therewith reactive stability of the electrode is improved thus to improve discharge cycle performance.
Patent JP-H1187454-A (JP)
Title: Semiconductor inspection system and manufacturing semiconductor
Inventor: ISHIKAWA SEIJI
IPC: G11C29/56
Filed: 1997-09-11
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor inspection system, capable of efficiently identifying the cause of semiconductor failures over the entire wafer surface. SOLUTION: This system for inspecting the wafer of a semiconductor memory which is manufactured and for processing to identify the cause of wafer failures comprises an FB test means 106 for applying a plural kinds of fail-bit test to each memory element of a wafer under test with varied test conditions, and an arithmetic operation means 107 for logically operating a variety of test result information obtd. from the FB test means 106 to detect defects of the wafer, resulting from common cause of failures.
Patent JP-S62110910-A (JP)
Title: High-strength and high-toughness polyamide fiber
Inventor: KURITA KAZUO
IPC: D01F6/60
Filed: 1985-11-01
Abstract: PURPOSE:The titled polyamide fibers, obtained by specifying relative viscosity of individual fibers, toughness index and dry heat shrinkage and having a high strength and toughness, low dry heat shrinkage and improved fatigue resistance. CONSTITUTION:Polyamide fibers having >=2.3, preferably 2.3-3.8 relative viscosity of individual fibers (measured in a 96% aqueous solution of concentrated sulfuric acid at 10mg/ml concentration and 20 deg.C), >=11g/denier strength at breaking point, >=55.0, preferably >=60 toughness index {strength at breaking point (DT) X [elongation at breaking point (DE)]<1/2>} and <=5%, preferably <=3% dry heat shrinkage shown in the figure.
Patent JP-H07203671-A (JP)
Title: Power converter
Inventor: SEKI NAGATAKA
IPC: H02M7/48
Filed: 1994-09-16
Abstract: PURPOSE:To suppress DC overvoltage by selecting the flux density of a transformer during rated operation at one half or less of saturated flux density, closing a circuit breaker at the moment of closing an AC switch, and opening the circuit breaker while interlocking with the operation of a self-excited voltage type converter. CONSTITUTION:In order to suppress surge current of transformer units 13, 23, flux density during rated operation of the transformer is selected at one half or less of the saturated flux density of the core. When a capacitor is charged previously through a precharging circuit 300, high current does not flow into the AC and DC windings of the transformer units 13, 23 upon closing of an AC switch 31. A resistor 101 and a circuit breaker 102 are useful for preventing overvoltage under steady state and the circuit breaker 102 15 closed while being interlocked with closing operation of the AC switch 31. The circuit breaker 102 is opened upon operation of self-excited voltage type converter units 11, 21. A switch 301 is preferably opened upon closing the AC switch 31.
Patent JP-H06100048-A (JP)
Title: Partitioning material for food with antibacterial property
Inventor: KOMATSU YASUHIRO
IPC: A23L3/3409
Filed: 1992-09-16
Abstract: PURPOSE:To assign antibacterial property, and improve the keeping quality by containing isothiocyannic ester in a porous base material to form a partitioning material, for a partitioning material of a container for sushi, etc. CONSTITUTION:A saw-blade shape 11 is formed by punching one edge of a porous base material 3 for which a paper or pulp, etc., is formed into a film form, sheet form or plate form, by a press, etc., and thus 'baran' 1 is formed. An antibacterial agent 2 is impregnated in the 'baran' 1 to make a 'baran' shape partitioning material 1. A pattern of 'baran' or tree leaf may be printed on the porous base material 3. For the antibacterial agent 2, liquid isothiocyanic ester is used, the base material 3 is simply impregnated by the antibacterial agent 2, and the impregnation ratio shall be approx. 0.5-15 pts.wt. to 100 pts.wt. of the porous base material 3. Also, a fragrance substance such as cinnamic acid, etc., may be blended with the antibacterial agent 2.
Patent JP-2001075526-A (JP)
Title: Display device and its control method
Inventor: ONOZAWA MAKOTO
IPC: G09G3/296
Filed: 1999-09-01
Abstract: PROBLEM TO BE SOLVED: To actualize the stable discharging of a display panel and to decrease the scale of driving circuits by composing a 1st driving circuit of a sustaining circuit which generates both a positive and a negative output and a 2nd driving circuit of a 1st sustaining pulse generating circuit and a scanning circuit. SOLUTION: One-end sides of 1st electrodes 2 are connected in common and further connected to the 1st driving circuit 5. Further, 2nd electrodes 3 are connected to the 2nd driving circuit 6 and address electrodes 4 are connected to an address driving circuit 7 respectively. A waveform control circuit 8 is connected to those driving circuits 5 to 7 to control their operations. The 1st driving circuit 5 is constituted by using the sustaining circuit 9 for generating both the positive and negative outputs and a reset circuit 10. The 2nd driving circuit 6, on the other hand, is constituted by using the 1st sustaining pulse generating circuit 11 for generating 1st sustaining pulses, a reset circuit 12, and the scanning circuit 13 for distributing signals to individual 2nd electrodes 3.
Patent JP-H03107685-A (JP)
Title: Automatic regulating lift valve device
Inventor: YOKOTA HIDEKUNI
IPC: F16K31/122
Filed: 1989-09-21
Abstract: PURPOSE:To improve maintenance property and operability by introducing a pilot pressure from a fixed pressure pilot valve device according to the spring force by the operation of a regulating member into the operating chamber of a main lift valve device, thereby vertically moving a valve shaft member. CONSTITUTION:The pressures of inlet and outlet passages (a), (d) of a main lift valve device are introduced to the primary and secondary valve chambers (g), (k) of a fixed pressure pilot valve device, a valve shaft 26 is moved by their pressure balance and the spring force of a coil spring 28 regulated by a regulating member 31, and the corresponding pilot pressure is introduced from an intermediate chamber (i) to the bag chamber (e) in the valve box cap 2 of the main lift valve device. According to this pilot pressure, a main valve driving member 6 moves a valve shaft member 7 downward against a main coil spring 11, separates a main valve closing member 5 from a valve seat 4, and controls into a set flow rate while absorbing the fluctuations of the inlet and outlet pressures. Hence, improvements in operability and maintenance property can be enhanced.
Patent JP-H04248987-A (JP)
Title: Method for preparation of l-phosphinothricin by conjugate enzymatic reaction
Inventor: KURAUSU BAARUCHIYU
IPC: C07F9/30
Filed: 1991-09-26
Abstract: PURPOSE: To provide a method for producing L-phosphinothricin by conjugated enzymatic reaction.  
     CONSTITUTION: In a conjugated enzymatic reaction using a transaminase having GOT activity and a 2nd transaminase having L-phosphinothricin transaminase activity, use of catalytic amounts of a glutamate as an amino donor and an aspartate as a 2nd amino donor in virtually equimolar amounts based on HMPB affords the aimed phosphinothricin substantially in quantitative yield and without being substantially entirely contaminated with natural amino acids. 
     COPYRIGHT: (C)1992,JPO