baber/WOPTO huggingface dataset:
Patent JP-H09122960-A (JP)
Title: Dam bar cutting device
Inventor: SHIRAI TAKASHI
IPC: B23K26/00
Filed: 1995-11-02
Abstract: PROBLEM TO BE SOLVED: To provide a cutting device capable of cutting a dam bar by irradiating the center position of the dam bar by laser beam with high accuracy without being affected by the deviation of the fitting angle of a semi-conductor IC package or the deviation of lead distance or lead pitch. SOLUTION: Presence/absence of a lead is detected along two loci parallel to a passage to cut a dam bar 2 by sensors 122a, 122b, and the pulse laser beam 100 of oblong section is emitted based on the detected signal from both loci. Deviation of the fitting angle of a work 1 is calculated using the deviation of the detected signal from the sensors 122a, 122 to control the direction of the major axis of the spot of the pulse laser beam 100. In addition, the sensors 122a, 122b are preceded the pulse laser beam 100, the distance between the leads is calculated in advance, and the center of the dam bar is cut based thereon.
Patent JP-H05127785-A (JP)
Title: Power management control unit
Inventor: OBARA KEIJI
IPC: G06F1/26
Filed: 1991-10-31
Abstract: PURPOSE:To reduce the size and price of an electronic device by totally controlling the electric power of respective devices (power managed device) under the power management control. CONSTITUTION:A control circuit 6 inputs information from three timers 1-3, one counter 4, and a temperature sensor 5, controls power controllers 7-9 and a frequency controller 10 by executing a power management control program in consideration of the temperature information, and controls the electric power supplied from a power source 15 to a hard disk device 11, a floppy disk device 12, an LCD back light 13, a CPU 14, etc., to hold the temperature in the electronic device below a permissible maximum value. Namely, the electric power of the devices under the power management control is totally controlled according to the detected temperature value in the specific place of the electronic device to hold the temperature in the electronic device below the permissible maximum value.
Patent JP-H10132652-A (JP)
Title: Thermal type infrared detection element, thermal type infrared image-pickup element, and its manufacture
Inventor: OKUYAMA MASANORI
IPC: G01J1/02
Filed: 1996-10-29
Abstract: PROBLEM TO BE SOLVED: To improve the reliability of a dielectric and a resistor, and to improve the sensitivity without deteriorating the characteristics of the dielectric and the resistor and without deteriorating a semiconductor element that is built into a semiconductor substrate. SOLUTION: The surface of a first semiconductor substrate 11 is etched to form a recessed part 12. Then, a second semiconductor substrate 14 where a first insulation thin film 13 is formed is joined onto the first semiconductor substrate 11 and the recessed part 12 is covered with the first insulation thin film 13. A semiconductor element 20 is formed on the surface of the second semiconductor substrate 14. After that, a part that corresponds to the recessed part 12 of the second semiconductor substrate 14 is eliminated by etching. Then, a second insulation thin film 16 is formed, and a lower electrode 17, a dielectric film 18, and an upper electrode 19 are laminated and formed successively on it.
Patent JP-2000112096-A (JP)
Title: Color diffusion transfer photosensitive material
Inventor: IWANAGA HIROSHI
IPC: G03C8/08
Filed: 1998-10-08
Abstract: PROBLEM TO BE SOLVED: To provide a color diffusion transfer photosensitive material in which a high image density and excellent color reproducibility can be obtd. even at a low temp., an image can be obtd. in a short time, and the completed image shows little changes in density. SOLUTION: This photosensitive material has, on a supporting body, at least two photosensitive silver halide emulsion layers combined with a non-diffusive dye image forming compd. which forms or releases diffusive dyes (or precursors) on silver development or combined with a dye image forming compd. whose own diffusion property changes. In this material, a color mixing preventing layer is interposed between the emulsion layers. The color mixing preventing layer is formed by applying a dispersion material prepared by dispersing particles which are the integrated body of a non- diffusive reducing agent and a single polymer or copolymer, where the dispersion medium is a hydrophilic org. colloid. The polymer or copolymer has a repeating unit having a -C(=O)-O- bond in the main chain or side chains and is insoluble in water but soluble in a low-boiling point org. solvent. The average size of the particles is 0.1 to 0.3 μm. The content of a low boiling point org. solvent is 0.2 to 4 wt.%. The weight ratio of the polymer to the hydrophilic org. colloid is 0.2 to 1.5.
Patent JP-H04160771-A (JP)
Title: Method of joining superconducting wire
Inventor: SATO KENICHI
IPC: H01R4/68
Filed: 1990-10-23
Abstract: PURPOSE:To obtain a stable joining condition with large electric current ensured by specifying a Joining length and using solder for joining when superconducting wires, having a metal-coated oxide superconductor, are mutually joined, or the superconductive wire is joined to a good conductor. CONSTITUTION:When superconductive wires, having a metal-coated oxide superconductor, are mutually joined, or the superconductive wire is joined to a good conductor, solder joining is made by making a joining length 10 cm or more. In this case, a high and stable critical current can be allowed by making the joining length (1) 10 cm or more. This shows uniform contact resistance and the flow of the critical current suitably shared in respective parallel conductors. This permits the realization of a large current conductor.
Patent JP-H03171561-A (JP)
Title: Fuel battery structure and its manufacture
Inventor: FURANTSU ROORU
IPC: H01M8/2435
Filed: 1990-10-24
Abstract: PURPOSE: To easily satisfy technical requirements by using a multilayer sheet having each function of an anode, a solid electrolyte, and a cathode. CONSTITUTION: Fuel cells 2Z have the same structure, and are placed on other fuel cell to form a stacked body, and they are permanently bonded. Each of the fuel cells 2Z has an anode 3A, a cathode 3K, and a solid electrolyte 3E which conducts oxygen ions, and is formed with a flat multilayer sheet. The multilayer sheet has a layer 3A functioning as the anode, a layer 3E functioning as the solid electrolyte, and a layer 3 functioning as the cathode. Each fuel cell structure 1 is formed by placing multilayer sheets 6, 5, 3, 4 on other cells in a specified sequence.
Patent JP-H03148710-A (JP)
Title: Controller for automatic traveling working vehicle
Inventor: TAKAHASHI HIROSHI
IPC: G05D1/02
Filed: 1989-11-02
Abstract: PURPOSE:To simplify structure by intermittently burying a lot of metal pieces with various permeability along a steering course and controlling the operation of an automatic traveling working vehicle corresponding to various detected results according to the kinds of the metal pieces. CONSTITUTION:A lot of metal pieces 5-10 with the various permeability are buried at fixed intervals along the traveling course and a metal detection sensor 11 is provided in the head of an automatic traveling lawn mower 1. When the metal detection sensor 11 passes above the metal pieces 5-10, the metal pieces 5-10 are detected and since an amount for the line of magnetic force is made various corresponding to the metal pieces 5-10 with the various permeability, the kinds of the metal pieces 5-10 are detected. For example, when the metal detection sensor 11 detects the metal piece 7, the automatic traveling lawn mower 1 turns to left based on travel information corresponding to the detection of this metal piece 7 and when the metal piece 8 is detected, the lawn mower returns to a straight traveling state. Thus, one metal detection sensor is enough for use, the structure can be simplified and cost can be reduced.
Patent JP-H02263733-A (JP)
Title: Fiber composite reinforced with glass matrix with specified orientation and preparation thereof
Inventor: DEBITSUDO KAAPENTAA JIYAAMON
IPC: C03C14/00
Filed: 1989-11-02
Abstract: PURPOSE: To improve the tension of the fiber composite by impregnatrng a specific fiber preform with a suspension of inorg. powder, then cooling this preform to precipitate the inorg. powder and impregnating the bonded fiber preform subjected to drying with a glass matrix agent.  
     CONSTITUTION: The fiber preform arranged with reinforcing fibers, such as SiC or graphite fibers, in a prescribed direction is impregnated with a colloidal liquid of about 30 to 40 wt.% solid content suspended in an aq. medium to form the colloid impregnated fiber preform. The fiber preform is cooled down to the solidification point of the aq. medium or below to precipitate the powder and thereafter, the aq. medium is evaporated and dried to obtain the bonded fiber preform. The bonded fiber preform is impregnated with the glass matrix agent, such as heated borosilicate glass, by which the glass matrix reinforced fiber composite comprising about 45 to 55 vol.% (hereafter %) glass matrix and the fibers of about 2.5 to 7.5% in an axial direction, bout 2.5 to 7.5%, in a radial direction and about 25 to 35% in a circumferential direction is obtd. 
     COPYRIGHT: (C)1990,JPO
Patent JP-2000101926-A (JP)
Title: Image pickup device
Inventor: KOMINE HITOSHI
IPC: H04N5/357
Filed: 1998-09-25
Abstract: PROBLEM TO BE SOLVED: To obtain satisfactory image quality by selecting image data stored in a storage means or an image signal from a solid-state image pickup element, so as to eliminate a noise in the solid-state image pickup element caused by a radiant ray. SOLUTION: When a noise in a solid-state image pickup element 1 occurs due to radiation of a radiant ray, an input signal to a level discrimination circuit 4 is affected by the radiant ray, and the affected part of the input signal reaches an abnormally high level by that amount. The level discrimination circuit 4 has a prescribed discrimination level, detects a state where the level is abnormally higher, generates a timing signal and gives it to a switching means 6. The switching means 6 has a 1st input system, that receives an output image signal from an A/D converter circuit 3 as its input signal and a 2nd input system that receives an image signal outputted from a frame memory 5 as its input signal.  Then the switching means 6 outputs either of the input signals from the 1st and 2nd input systems to an output terminal 7, based on the timing signal from the level discrimination circuit 4.
Patent JP-2001106472-A (JP)
Title: Center swivel joint
Inventor: AIDA HIROYUKI
IPC: F16L39/04
Filed: 1999-10-08
Abstract: PROBLEM TO BE SOLVED: To provide a center swivel joint solving the problems with a conventional hydraulic center swivel joint in which reversals of the pressure acting on the seal of a ring-shaped groove is frequent, the range of acting pressure is wide and the seal is put in an unstable condition at all times, and in particular when it is applied to a hydraulic steering circuit, the seal is damaged to result in poor sealing performance to lead to a poor performance of steering operation. SOLUTION: Above and below each ring-shaped groove, proprietary seal grooves are formed in the body or core, and there seals are set in, and a communication passage is formed in the body or core from the sliding surfaces of the body and core between the seal grooves of adjoining ring-shaped grooves and communication is generated to a drain passage.
Patent JP-H02133933-A (JP)
Title: Wire bonding apparatus
Inventor: SANO TADASHI
IPC: H01L21/60
Filed: 1988-11-15
Abstract: PURPOSE:To reduce an incidence of a bonding detect between a first electrode inside a chip and a ball by adding a hot-blast heater used to heat the ball formed by a spark. CONSTITUTION:A heater main body is a glass pipe 33 with a built-in Nichrome wire 7; the Nichrome wire 7 is heated by electric power supplied from a variable transformer 29. On the other hand, nitrogen gas is fed to the glass pipe 33 via a valve 30 through a pipe 32 from a nitrogen-gas generation apparatus 31. Also the nitrogen gas is heated by the Nichrome wire 7 heated by the electric power and is blown off; it heats a ball 5 at the tip of a capillary 4. During this process, a flow rate of the gas is kept definite by using the valve 30; a supply voltage to the nichrome wire is set properly by adjusting the variable transformer 29; a temperature of the nitrogen gas blown off from the nozzle 33 can be set to a desired value.
Patent JP-H06134506-A (JP)
Title: Rolling method
Inventor: GOTO KUNIO
IPC: C10N10/12
Filed: 1992-10-26
Abstract: PURPOSE:To reduce the wear, seizure and surface roughening of a tungsten- contg. roll for rolling by supplying a lubricant compsn. contg. a specific ratio of high basicity Ca sulfonate in a presence of water. CONSTITUTION:The high basicity Ca sulfonate is produced by bringing Ca sulfonate which is the Ca salt of the petroleum sulfonic acid obtd. by alkyl arom. sulfonation further into reaction with CaO or Ca(OH)2 in the presence of carbon dioxide, etc. This Ca sulfonate contains excess Ca of 3 to 15 times the concn. of a normal salt and is dispersed in oil in colloidal state of >=150Angstrom  grain size in the form of mainly calcium carbonate. The high basicity Ca sulfonate reacts with the tungsten in the roll structure and CaWO4 crystal precipitate on the roll surface when the lubricant compsn. contg. the high basicity Ca sulfonate at 20 to 70wt.% of the total weight of the compsn in a presence of water at the time of rolling by the tungsten-contg. roll for rolling. The corrosion, surface roughening and wear of the surface are thus lessened.
Patent JP-H04160626-A (JP)
Title: Medium managing system
Inventor: OOKUBO MIKA
IPC: G06F3/06
Filed: 1990-10-25
Abstract: PURPOSE:To reduce operator's labor required for the management of a medium by automatically forming the reed sequential numbers (RSQ) of media having no RSQ as label information from file sequential numbers (FSQ) and heading sequential numbers (HSQ) and registering the formed RSQ in a medium management file as management information. CONSTITUTION:A request input means 10 outputs a medium management request to the RSQ, FSQ and HSQ to be label information, a request receiving means 21 receives the request, a request receiving means 21 receives the request, a request processing means 22 processes the received medium management request, and a label reading means 23 reads out the label information of each medium based upon an instruction outputted from the means 22. An RSQ forming means 24 forms the RSQ of media having no RSQ from the FSQ and HSQ in the label information and a management file operating means 25 executes the operation of the media management file 30 based upon the instruction outputted fromthe means 22. In addition, a physical management means 40 executes physical processing or the like for the movement of each medium and the reading of the label information based upon the instruction outputted from the means 22. Consequently, the medium and the files in a medium can easily be managed.
Patent JP-S61155207-A (JP)
Inventor: POORU ARUBAATO IAKOBUTSUCHI
IPC: C07C51/31
Filed: 1985-12-23
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-H0999077-A (JP)
Title: Stopper mechanism for cartridge type syringe
Inventor: IMAMOTO RISA
IPC: A61M5/315
Filed: 1995-10-09
Abstract: PROBLEM TO BE SOLVED: To prevent a plunger from being pushed with a finger unless a stopper means is detached by forming the stopper means from a cylindrical body whose one side surface is released, and linking the top end of the stopper means to a cartridge by mounting it onto the plunger from the side. SOLUTION: In the case of use, a finger is put between a head cover part 9b and a flange 3 while mounting a stopper means 9 on a plunger rod 7, and the stopper means 9 is pushed in. Thus, a medicine liquid cartridge 4 attached at the top end of the stopper means 9 is pushed into a main body 1 of syringer and an injection needle 2 is pierced through a cock 5 at the top end of the medicine liquid cartridge 4 so that medicine liquid can be injected. At such a time, since no pressure of finger is added to the plunger rod 7, the plunger rod 7 and the medicine liquid cartridge 4 are not relatively moved and since no pressure is loaded to medicine liquid in the cartridge 4, medicine liquid is not split outside even when the injection needle 2 is pierced through the cock 5.
Patent JP-H11116361-A (JP)
Title: Silicon carbide-based composite and heat radiating part using the same
Inventor: HIROTSURU HIDEKI
IPC: C22C1/10
Filed: 1997-10-21
Abstract: PROBLEM TO BE SOLVED: To obtain a composite having a high thermal conductivity, a low specific gravity and the thermal expansion coefficient close to that of a ceramic substrate by specifying the thermal conductivity and thermal expansion coefficient at ambient temperature of the composite prepared by impregnating a silicon carbide-based porous material with a metal consisting essentially of aluminum and further specifying the bending strength of a structure, obtained by treating the composite with hydrochloric acid and consisting essentially of silicon carbide. SOLUTION: This composite is obtained by impregnating a silicon carbide-based porous material with a metal consisting essentially of aluminum and has >=150 W/(m.K) thermal conductivity and <=9×10<-6> K<-1> thermal expansion coefficient at ambient temperature. The bending strength of a structure, prepared by treating the resultant composite with hydrochloric acid and consisting essentially of silicon carbide is >=10 MPa. The oxygen content in the composite is preferably 0.2-10 wt.% expressed in terms of silica. The treatment with the hydrochloric acid is carried out at ambient temperature for about 12 hr by using an aqueous solution of the hydrochloric acid at >=2 N concentration. The content of the silicon carbide- based porous material in the composite is 50-80 vol.%. The metal in the composite contains <=20 wt.% silicon and <=5 wt.% magnesium.  The density of the composite is about 3 g/cm<3> effective in reducing the weight of parts. The ceramic substrate is aluminum nitride or silicon nitride.
Patent JP-H02133884-A (JP)
Title: Image measuring instrument
Inventor: HAYASHI SHOICHI
IPC: G06T1/00
Filed: 1988-11-15
Abstract: PURPOSE:To automatically correct an image signal by deriving an integration value of an image signal in a window at every screen and executing a gain control so that this integration value becomes equal to an integration value of a reference. CONSTITUTION:The measuring instrument is provided with a window generator 9 for detecting the brightness of a place in which an object to be measured in an image exists, a digital image signal of this window part is brought to integration by an integrating means 10 at any time, and by adjusting the gain of an amplifying circuit 8 so that an integration value becomes a prescribed reference value, an image signal is corrected with respect to deterioration of an illumination for irradiating the object. In such a way, even if brightness of the illumination is varied, it does not occur that an error is generated in a measured image, and also, a burden applied to a software in order to correct an error is decreased.
Patent JP-H03150204-A (JP)
Title: Ozonizer equipped with air pump
Inventor: KAWAI ATSUSHI
IPC: C01B13/11
Filed: 1989-11-06
Abstract: PURPOSE:To facilitate the carriage of the subject device and enable the employment of the device for multi-purposes by receiving an air pump, an ozonizer for converting air into the ozone, a high voltage-generating circuit for feeding a high-voltage into the ozonizer and an ozone-discharge opening. CONSTITUTION:An air pump 3 for discharging taken air in a desired pressure state, an ozonizer 7 disposed in a passageway for allowing the air discharged from the air pump 3 to pass therethrough and used for converting the air into ozone with a discharge means, a high voltage-generating circuit 28 for feeding a desired high voltage to the ozonizer 7 and an ozone-discharge opening 13 for discharging the converted ozone are disposed in a compact case in a combined state.
Patent JP-2000121927-A (JP)
Title: Focus detector
Inventor: SENSUI TAKAYUKI
IPC: G02B7/28
Filed: 1998-10-09
Abstract: PROBLEM TO BE SOLVED: To provide a focus detector by which the setting of a wide range- finding area is made possible and which is compact. SOLUTION: Relating to this focus detector, a luminous flux that is transmitted through the inside of a focus detection aperture 23 on a scheduled focal surface 17 is received by a line sensor 29 through a condenser lens 31, a turning mirror 25 and a separator lens 27. In this case, a prism 35 to deflect the luminous flux transmitted through the focus detection aperture 23 in a direction different from the array of the line sensor 29 is arranged, and the condenser lens 31 is arranged in a tilted state so as to transmit the luminous flux deflected by the prism 35 through a nearly meridional cross section.
Patent JP-H04163999-A (JP)
Title: Radio wave absorber
Inventor: ISHINO TAKESHI
IPC: H05K9/00
Filed: 1990-10-29
Abstract: PURPOSE:To provide a wide bane by disposing a resistance film of the front surface of a loss material having 2 or less of magnetic loss tandeltamu to obtain excellent radio wave absorption characteristics in a thin and low frequency region to supplement resistance component and providing a thinner loss material layer than the loss material on the front surface. CONSTITUTION:A resistor 11 is added to a loss material 12, the resistance component of the impedance is mainly regulated, where the thickness of the loss material is adjusted around 1/4 of a quarter of the wavelength lambdag in the medium. Further, in order to widen the band of the thin radio wave absorber, the film 11 having a low surface resistance value is used to realize a wide band characteristic.
Patent JP-H11302378-A (JP)
Title: Copolymer and its production
Inventor: IRISATO YOSHIHIRO
IPC: C08G73/10
Filed: 1998-10-09
Abstract: PROBLEM TO BE SOLVED: To produce a copolymer having specific monomer units in the molecule, a closslinked structure in a part of the molecule, degradability and high water absorptivity and useful as a water absorbent used for a paper diaper, agriculture and horticulture, or the like. SOLUTION: This copolymer having monomer units represented by formula I or II [X is H, an alkali metal, ammonium or the like; (m) is 1-2] and formula III [R is a hydrocarbon; Y1 is NH, NR1 (R1 is a 1-16C alkyl) or the like; Y2 is CO, SO2 or the like; (n) and n' are each a number of >=0] and further a crosslinked structure in a part is obtained. The copolymer is preferably insoluble in water. The copolymer is produced by opening an imide ring of a copolymer having monomer units represented by formula IV and II in the molecule and the crosslinked structure in a part with an aqueous alkali (e.g. sodium hydroxide) preferably at 0.1-5 wt.% concentration in 20-100 wt.% of water or an organic solvent (e.g. methanol).
Patent JP-H04166599-A (JP)
Title: Method to provide anticorrosive layer to segment
Inventor: YAMAGUCHI KEIZO
IPC: E21D11/38
Filed: 1990-10-29
Abstract: PURPOSE:To promote durability by welding a polyolefin film to the rear of an EPDM sheet, and adhering an anticorrosive sheet formed of rubber asphalt laminated on the rear of the film to the surface of a segment. CONSTITUTION:Polyolefin film is welded on the rear of an EPDM sheet, cohesive rubber asphalt is laminated on the rear of the film, and stripping paper is stuck on the rear thereof to form an anticorrosive sheet. Primer 5 diluting the rubber asphalt with solvent is applied to the surface of a segment B. In addition, after stripping the stripping paper, an anticorrosive sheet A is adhered to the surface of the segment B.