baber/WOPTO huggingface dataset:
Patent JP-S6356309-A (JP)
Title: Shape control device for rolling material
Inventor: MANNAKA TETSUO
IPC: B21B37/00
Filed: 1986-08-25
Abstract: PURPOSE:To improve shape accuracy by making shape control by the control model determined by using the conversion matrix determined in accordance with the recognition point of a shape parameter in the transverse direction determined from an elongation rate and converting a preliminarily prepd. control model. CONSTITUTION:n-Pieces of the shape parameters are determined in a shape parameter conversion processing unit 11 from the n-th degree of the power series factor determined from the elongation rate signal by using a power series converter 10. The recognition point is then calculated by a shape parameter recognition point selector 17 and further the shape parameter conversion matrix is determined; thereafter, the shape parameter is calculated. The correction amt. of rolling conditions is calculated by using the deviation between the target value of the shape parameter and the actual value, etc., and the control is executed. The accuracy of the sectional shape is improved by the device constituted in the above-mentioned manner.
Patent JP-H07174527-A (JP)
Title: Method and device for measuring structural damage of structure body
Inventor: FUIONA ANDAAUTSUDO
IPC: G01N21/84
Filed: 1994-08-23
Abstract: PURPOSE: To enable the measurement of structural damage of a structural body by providing many optical fiber cables which are apart at a predetermined interval, are provided on an array which is substantially parallel on the same plan, and are extended in the longitudinal direction and attaching one side of this array on a surface of the structural body to be tested. CONSTITUTION: A ribbonlike cable (array of optical fibers provided in parallel on the same plan) 12 has an optical fiber cable 2 bonded on a surface 6 of a structural body. Light from a light source 18 is guided into a connector 10 of the cable 12 along a fiber bundle 14 through an optical switch 16. Beam of light is transmitted along each independent fiber 2 and is reflected at an end of the fiber 2 or a damaged section of the cable 12. The reflected beam of light is transmitted to a detector 20 through the connector 10, the fiber bundle 14, and the switch 16. In the detector 20, an optical signal is converted into digital or analog type to transmit it to a CPU 22. The CPU 22 processes the received signal and outputs information which is obtained to a display device 24.
Patent JP-H0248568-A (JP)
Title: Production of 2,6-dichloropyridine
Inventor: MOROOKA TAKASHI
IPC: C07D213/61
Filed: 1988-08-11
Abstract: PURPOSE:To efficiently obtain the title compound, which is a synthetic intermediate for medicine or agricultural chemical, free from problem of equipment without producing by-product by carrying out chlorination in the presence of a specific catalyst, when 2-chloropyridine is chlorinated by chlorine under ultraviolet ray irradiation. CONSTITUTION:2-Chloropyridine is chlorinated with chlorine using an imide based compound as a catalyst in a halogenated hydrocarbon solvent or in absence of the solvent under ultraviolet ray irradiation to provide the aimed compound. The imide based compound includes succinic imide, phthalic imide or isocyanuric acid and is used at an amount less than solubility of added imide based compound to reaction system and amount of >=0.005mol based on 2-chloropyridine. The above-mentioned reaction is preferably carried out at reaction temperature of normally 0 deg.C to boiling point of solvent when the solvent is used, at <=150 deg.C when boiling point of solvent is >=150 deg.C and temperature of 100-150 deg.C in the case of non-solvent.
Patent JP-H1133602-A (JP)
Title: Method for cold-rolling stainless steel sheet stuck with different kind of rolling oil
Inventor: INOUE SHUICHI
IPC: B21B1/22
Filed: 1997-07-10
Abstract: PROBLEM TO BE SOLVED: To eliminate removing stage of rolling oil which is conventionally executed to prevent chattering and not appearing of surface gloss in the case a stainless steel sheet stuck with the rolling oil of a tandem cold rolling mill is rolled with a cluster mill. SOLUTION: In this rolling method, after rolling the stainless steel sheet with the tandem cold rolling mill, the sheet is rolled while the rolling oil is stuck on the cluster mill. In such as case, by using work rolls whose surface roughness is >=0.3 μm in Ra at least in a 1st path part and taking draft per one path as 10-30% and the total draft as >=35%, the generation of defect in surface gloss and chattering is prevented.
Patent JP-H0734930-A (JP)
Title: Black smoke preventing device at the time of acceleration of diesel engine
Inventor: FUKAE NOBUYASU
IPC: F02B3/06
Filed: 1993-07-16
Abstract: PURPOSE:To prevent black smoke at the time of acceleration and obtain sufficient engine output during actual work by performing a predetermined control at the time of acceleration when engine speed and fuel injection amount at the acceleration start time are lower than judging values set in advance. CONSTITUTION:An engine 1 drives a plurality of hydraulic pumps and operates a mechanism section 9 of a back hoe by sharing properly. A CPU 7c calculates a target fuel injection amount from actual value of engine speed to be detected by an engine speed sensor 4, actual value of engine speed to be detected by an accelerator position sensor 6, and actual value of fuel inject amount to be detected by a rack position sensor 5, and drives an actuator 3 for rack in accordance with the result. At this time, a control section 7 sets judged engine speed and judged injection amount in advance to judge a necessity of control at the time of acceleration, and suppresses the maximum value of fuel injection amount to a limit value lower than control value at usual time as control at the time of acceleration when actual value of engine speed at the acceleration start time is lower than the judged engine speed and actual value of fuel injection amount is lower than the judged injection amount so as to prevent generation of black smoke.
Patent JP-H0732499-A (JP)
Title: Packing material made of elastomer and liquid crystal display employing the material
Inventor: YAMAMOTO TOSHIHIRO
IPC: B32B25/02
Filed: 1993-07-16
Abstract: PURPOSE:To provide a packing material made of elastomer, which is prominent in resistance to heat, mechanical strength, flexibility and the like and, especially, prominent in workability, sealing property and the like as a making material between the liquid crystal indicating element and the light diffusion plate of the liquid crystal display. CONSTITUTION:Two-liquid adding type silicon resin, in which a main agent is mixed with a curing agent, is deaerated quickly a in vacuum and is poured on a fabric made of polyester fiber, placed in an aluminum spacer on a press plate mold made of stainless steel, then, a top force is put and is pinched between hot pesses, whose temperature is set at 100 deg.C, to press and heat it for one hour at the pressure of 0.1MPa and cure it whereby a packing material is obtained.
Patent JP-H0858661-A (JP)
Title: Brake device for bicycle
Inventor: SUGIMOTO MASANORI
IPC: B62L1/14
Filed: 1994-08-24
Abstract: PURPOSE: To reduce a breadthwise size and provide a strong braking force by positioning an inner ring member inside a brake arm. CONSTITUTION: When a driver operates a brake lever, the upper ends of brake arms 12a and 12b are respectively pulled inside. As a result, the brake arms 12a and 12b respectively turn in a closing direction, and the friction pad of brake shoes 19a and 19b are kept in pressed contact with the side 5a of a rim 5 for braking action. In this case, shoe fixing links 17a and 17b respectively move inside, while keeping a horizontal posture, due to the action of a link mechanism including auxiliary links 26a and 26b. Thus, the pad comes in contact with the rim 5 and a strong braking force can be provided. The auxiliary link 26a is laid inside the brake arms 12a and 12b and, therefore, the breadthwise size of a brake device becomes compact.
Patent JP-H0642782-A (JP)
Title: Heat accumulating method and device employing both of water tank and ice tank
Inventor: KONDO JUNICHI
IPC: F24F5/00
Filed: 1992-07-27
Abstract: PURPOSE:To provide heat accumulating method and device, in which the total volume of heat accumulating tanks is reduced remarkably and the deterioration of a performance coefficient is prevented by employing both of a water tank and an ice tank. CONSTITUTION:When the cooling load of a thermal load 1 is low, a part of a predetermined heat accumulating amount, which is lower than a given amount, is accumulated in a water tank 10 while the other part of the same, which exceeds the given amount, is accumulated in an ice tank 20. Upon a high load, water in the water tank 10 is sent into a sending pipe 5 at first by a secondary pump 4 to supply the cold heat of the water tank 10 preferentially to the thermal load 1. The cold heat of the ice tank 20 is supplied auxiliarily by natural convection through a communicating pipe device 30 equipped with an opening and closing valve. When the cold heat of the water tank 10 is exhausted, returned water from the thermal load 1 is distributed properly by a three-way valve 3, provided in a returning pipe 6, into the water tank 10 and the ice tank 20 while a part of the returning water is circulated in the ice tank 20 forcibly and is sent into the water tank 10 to supply the cold heat of the ice tank 20 into the thermal load 1 through the water tank 10. Upon low cooling load or heating, the communicating pipe device 30 is closed and the ice tank 20 is separated whereby heat can be supplied to the thermal load 1 from only the water tank 10.
Patent JP-H0544592-A (JP)
Title: Fuel injection device for internal combustion engine
Inventor: KOJIMA SUSUMU
IPC: F02M69/04
Filed: 1991-08-08
Abstract: PURPOSE:To ensure sealing ability of two O-rings mounted on a fuel injection valve and to facilitate and ensure assembly of a fuel injection device. CONSTITUTION:A fuel injection valve 12 is radially positioned by means of O-rings 30 and 48 located to a base end part 22 and a tip part 40. A nozzle 14 with a heater has an opening 42 in which the tip part 40 is inserted. A heat insulator 66 located between the connection surfaces of the fuel injection valve and the nozzle with a heater has a wall part, rising from an peripheral edge so as to fit in the outer periphery of the terminal of the tip part 40 in addition to a part nipped between the connection surfaces. The wall part has an outside diameter comparatively small enough to allow provision of a gap therebetween without making contact with the wall inner peripheral wall surface of the opening 42, in which the part is inserted, in a state to be fitted on the outer periphery of the terminal of the tip part 40 of the fuel injection valve.
Patent JP-S58100997-A (JP)
Title: Flux cored wire for electrogas arc welding
Inventor: SAKAI YOSHIYA
IPC: B23K35/368
Filed: 1981-12-10
Abstract: PURPOSE:To provide a titled wire which provides excellent bead appearance by specifying the total weight of non-metallic materials contained in the flux, the total weight of alkaline (earth) metallic fluorides and contents of >=1 kind among oxides, carbonates and silicates of alkali metals, respectively. CONSTITUTION:With respect to a flux to be contained in a tubular sheath made of a mild steel pipe, the total weight of the non-metallic materials in said flux is controlled to 0.5-1.9wt% with respect to the total weight of the wire. The total weight of the alkaline (earth) metallic fluorides (e.g., ;NaF, CaF2) in the flux is controlled to 22-59wt% the total weight of said non-metallic materials and further >=1 kind among oxides, carbonates and silicates of any of Li, Na and K are contained under the conditions of the formulas. In other words, the micro stability of the arc is realized by such qualitative and quantitative improvement of the flux, by which the disturbing phenomena of molten pools are suppressed and the beautiful bead appearancefree free from slag holds is formed.
Patent JP-H0484484-A (JP)
Title: Wavelength variable semiconductor laser
Inventor: YAMAZAKI HIROYUKI
IPC: H01S5/00
Filed: 1990-07-27
Abstract: PURPOSE:To get wide wavelength variable properties by putting the InGaAsP tuning layer into a distorted superlattice tuning layer, and using the current block layer of thyristor structure consisting of an n-InP layer and a p-InP layer. CONSTITUTION:A p-InGaAsP light guide layer 13, a p-InGaAsP active layer 2, an n-InP semiconductor layer 3, an InGaAsP distorted superlattice tuning layer 4 comprising ten cycles of In0.8Ga0.2As well layers 20Angstrom  each and InGaAsP' s 100Angstrom  each, a p-InP clad layer, and a p-InGaAs cap layer 6 are grown. Next, using the SiO2 film formed in the direction of <011> as a mask, mesa etching is performed until it reaches the p substrate 1. Subsequently, n-InP layers 3, p-InP layers 5, n-InP layers 3, p-InGaAsP layers 9, an n-InP layers 3 are grown on both sides of the mesa stripe to bury it. Furthermore, the SiO2 film is removed by fluorici acid, and then a p-InGaAs cap layer 6 is grown.
Patent JP-2001028309-A (JP)
Title: Magnet and magnetic field molding apparatus
Inventor: IWAMI TAIZO
IPC: H02K1/27
Filed: 1999-07-14
Abstract: PROBLEM TO BE SOLVED: To easily identify the located position and the attitude at orientation from appearance by having marks indicating the position located in a press forming mold and the attitude at the position. SOLUTION: A marking die 10 forms recesses 9a-9f as marks at specified positions on a plurality of magnets 8a-8f, press worked by a pair of upper and lower punches 4, 5 facing each other in cavities. The marking die 10 is set so as to align a protrusion 10a with a position corresponding to the required position of the recess 9a-9f of each magnet 8a-8f. The magnetic field molding apparatus is composed of dies defining cavities, both punches 4, 5, coils 6, 7, and the marking die 10. Thus, the magnets can be grouped into three sets: 8a, 8f; 8b, 8e; 8c, 8d and hence a prescribed number of magnets can be extracted by identifying from the appearance and mounted in a rotor of a motor, thereby setting magnets having similar magnetic characteristics.
Patent JP-2001025639-A (JP)
Title: Photodecomposition apparatus and method of dioxin
Inventor: RI KINZO
IPC: B01J19/12
Filed: 1999-07-14
Abstract: PROBLEM TO BE SOLVED: To efficiently decompose dioxin by providing a laser beam irradiation means for irradiating exhaust gas with laser beam with a specific wavelength on one end side of a flue comprising a light pervious material and providing an ultraviolet irradiation means for irradiating exhaust gas with ultraviolet rays with a specific wavelength to the periphery of the flue. SOLUTION: This dioxin photodecomposition apparatus disposed on the way of the flue extending from an incinerator is constituted by providing a laser beam irradiation means 2 for irradiating the exhaust gas in the flue 1 with laser beam with a wavelength of 30-172 nm, especially, 50-160 nm on one end side of the flue 1 comprising a light pervious material through which the exhaust gas from the incinerator flows. An ultraviolet irradiation means for irradiating exhaust gas with ultraviolet rays with a wavelength of 180-270 nm, especially, 240-260 nm is provided to the periphery of the flue 1. Further, an ozone supply means 4 is provided and ozone is supplied into the flue 1 from the end part on the side provided with the laser beam irradiation means 1 of the flue 1 by a nozzle 4a.
Patent JP-S6260002-A (JP)
Title: Automatic loop gain control circuit
Inventor: USHIO FUSAO
IPC: G11B21/10
Filed: 1985-09-10
Abstract: PURPOSE:To suppress disturbance to a tracking circuit small and to stabilize operation by making a difference between the quantities of addition to a reference signal when a loop is led in and when not. CONSTITUTION:The gain of a variable gain circuit 15 is made large until an automatic loop gain control circuit begins to operate and the loop is led in, and the level of the reference signal which made one round of the loop is made large. Then when the output of a phase difference detecting circuit 13 is 0 and the phase difference between signals (c) and (a) is 90 deg., a loop lead-in detecting circuit 16 judges that the loop is led in and the gain of the variable gain circuit 15 is made small to lower the level of the reference signal added to the loop.
Patent JP-H0364406-A (JP)
Title: Molten metal nozzle
Inventor: TAKADA JINSUKE
IPC: B22F9/08
Filed: 1989-07-31
Abstract: PURPOSE:To efficiently manufacture fine metal powder having uniform particle diameter by making molten metal flowing passage cross sectional area in a molten metal nozzle for atomizing method larger at downstream side than that of upstream side and bending the molten metal flowing passage toward outlet at the downstream. CONSTITUTION:In the molten metal nozzle formed at bottom wall 5 in a tundish, the inner diameter D2 at the downstream side 8b of the molten metal flowing passage is formed larger than the inner diameter D1 at the upstream side 8a and shifting part from the upstream side 8a to the downstream side 8b is formed with the reverse tapered part 8c. Further, core line CL1 in the upstream side 8a is bent at angle alpha to the core line CL2 in the downstream side 8b and alphais made about 10 - 80 deg.. Therefore, the molten metal is caused to flow as dividing into the arrow mark F1 direction and the arrow mark F2 direction in the nozzle and discharged in the outlet 4 at the downstream side under the hollow cylindrical state 1b. To the molten metal in hollow cylindrical flow 1b, by injecting medium from the nozzle for atomizing arranged so as to surround this flow 1b, the fine metal powder having uniform particle diameter is efficiently formed.
Patent JP-H0950717-A (JP)
Title: Superconducting conductor for alternating current, its manufacture and its use
Inventor: YUMURA HIROYASU
IPC: H01B12/02
Filed: 1995-08-04
Abstract: PROBLEM TO BE SOLVED: To provide a superconducting conductor for alternating current which has a large current capacity and capable of suppressing alternating current loss to a low level and also having a high quench resistance. SOLUTION: A superconducting conductor for alternating current is formed by twisting, together with a non-superconducting conductor 1, a plurality of composite multicore superconducting wires 2 having a structure in which a multiplicity of superconducting metal filaments are embedded in a normal conduction matrix composed of Cu or a Cu alloy. The non-superconducting conductor 1 is, wholly or partly, composed of a solid wire made of a fiber reinforced plastics(FRP) or a normal conduction wire covered by an insulating layer. The superconducting conductor has a structure of a primary strand or a secondary or higher-order strand. The central wire of the strand comprizes a normal conduction wire covered by an FRP or an insulating layer.
Patent JP-H0250410-A (JP)
Title: Transformer for gas insulating gauge
Inventor: NOZAKI ASAJI
IPC: H01F27/28
Filed: 1988-08-12
Abstract: PURPOSE:To reduce the size and to improve error characteristics by winding a foil winding around a wound-type insulating tube as a low-voltage coil and then by winding a high-voltage coil around the low-voltage coil. CONSTITUTION:One of the leg of a closed magnetic circuit iron core 1 is covered with a periphery winding type insulating tube 3. An interstage insulator and an aluminum or copper-plate foil are united in a body. Then, the united body is wound around the wound-type insulating tube 3 at the specified number of turns to form a low-voltage coil 2. Nextly, a primary winding is wound around the low-voltage coil 2 at the specified number of turns to form a high- voltage coil 4. With an adoption of the foil winding, a good connection (mutual inductance) with the high-voltage coil can be gained and error characteristics of a gauge transformer is improved. By this, the size of the gauge transformer can be further reduced and an improvement in error characteristics is achieved.
Patent JP-S6178367-A (JP)
Title: Drink containing minor nutrient
Inventor: YOSHINO IICHIRO
IPC: A23L2/38
Filed: 1984-09-25
Abstract: PURPOSE:To prepare a composite drink containing minor nutrients and suitable for watering, tea-making, cooking or nourishing in emergency, by adding vitamins and calcium to mineral water. CONSTITUTION:The objective drink can be prepared by adding vitamins and calcium component to mineral water (water of cold mineral spring or hot spring) containing a variety of minerals.
Patent JP-H1144827-A (JP)
Title: Waveguide type device and its production
Inventor: WATANABE OSAMU
IPC: G02B6/122
Filed: 1997-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a waveguide type device which is controlled in three- dimensional refractive indices nx, ny and nz and a process for producing the device. SOLUTION: The waveguide device is provided with a waveguide structure controlled in the three-dimensional refractive indices in such a manner that the intra-surface refractive indices nx, ny are set at the values varying from each other and that the refractive index nz in the direction perpendicular the plane varies from nx, ny. The device is regulated to the wider waveguide width on the incident side than the waveguide width on the exit end side. A film formed by using a three-dimensional refractive index variable material as a base material is used and this film is irradiated with the polarized light having a vibration direction along the intra-surface direction, by which the intra-surface refractive indices nx, ny in the photoirradiated part of the film are decreased.  In addition, the amt. of the decrease in the refractive index in the direction corresponding to the vibration direction of the polarizing light out of the intra- surface refractive indices nx, ny is made larger than the amt. of the decrease in the refractive index in the direction non-corresponding to the vibration direction of the polarized light.
Patent JP-H0935940-A (JP)
Title: Noise absorber and magnetic substance for noise absorber
Inventor: SUZUKI KOUJIROU
IPC: H05K9/00
Filed: 1995-07-14
Abstract: PROBLEM TO BE SOLVED: To simplify the structure of magnetic substances and a holding case themselves, to facilitate even manufacturing thereof and to improve yield thereof by housing a pair of the magnetic substances in a pair of case sections respectively through a cushioning material. SOLUTION: A holding case has two case sections 2 and 3 for storing a pair of magnetic substances 10, and the case sections 2 and 3 can be opened and closed by a hinge. Semicircular notches for passing an electric wire 30 are formed to side wall sections on both sides of the case sections 2 and 3, and semicircular sectional grooves for passing the electric wire 30 are formed to the top faces of the magnetic substances 10. The magnetic substances 10 are inserted and housed into the case sections 2 and 3 so that the grooves correspond to the notches. The bases and side faces of the magnetic substances 10 are wrapped in cushioning materials 20 at that time. Both surfaces or parts of one surfaces of the cushioning materials 20 are coated beforehand with adhesive.
Patent JP-H0848759-A (JP)
Title: Polyethylene naphthalate resin
Inventor: TSUKADA HIROYUKI
IPC: C08G63/189
Filed: 1994-08-03
Abstract: PURPOSE:To obtain a polyethylene naphthalate resin with an improved crystallinity without detriment to its heat resistance. CONSTITUTION:The resin is produced from a dicarboxylic acid component mainly comprising naphthalenedicarboxylic acid and an alcohol component which mainly comprises ethylene glycol and contains 01-3mol% ethylene oxide adduct of a bisphenol compd. or its deriv.