baber/WOPTO huggingface dataset:
Patent JP-2000160482-A (JP)
Title: Sizing agent for thread
Inventor: HAYASHI TETSUSHI
IPC: D06M15/333
Filed: 1998-11-30
Abstract: PROBLEM TO BE SOLVED: To prepare a sizing agent for threads, capable of imparting excellent smoothness, of excellent handling of threads and of reducing the quantity of fly waste by including a lower α-olefin-modified polyvinyl alcohol-based resin and an alkali metal aromatic sulfonate (a formalin-condensed product). SOLUTION: This sizing agent for threads is prepared by including (A) 100 pts.wt. modified polyvinyl alcohol-based resin and (B) 0.01-20 pts.wt. (preferably 0.1-10 pts.wt.) at least one compound (e.g. an alkali metal α-naphthalenesulfonate) selected from an alkali metal aromatic sulfonate and its formalin-condensed product. The ingredient A has 1-24 mol% (preferably 2-15 mol%) <=4C α-olefin unit (e.g. ethylene) in its molecule, has 100-5,000 (preferably 200-3,000) average polymerization degree and has 60-100% (preferably 70-99.9%) average saponification degree.
Patent JP-H09174305-A (JP)
Title: Cutting tool made of surface coated tungsten carbide radical cemented carbide alloy having excellent damage resistance in cemented carbide coating layer
Inventor: OSADA AKIRA
IPC: C23C16/32
Filed: 1995-12-26
Abstract: PROBLEM TO BE SOLVED: To prevent a cutting blade from suffering from nicks and chipping by forming cemented carbide coating layer with aluminum oxide multiple layer. SOLUTION: An Al2 O3 layer is composed of at least two layers of S including Al2 O3 unit layer having its mean layer thickness of 0.5 to 3μm and including S component of 0.01 to 0.2 atomic %, and composed of Al2 O3 , group multiple layer consisting of mutually laminate layer of at least one layer of CNO unit layer having 0.01 to 0.5μm mean layer thickness (Ti, Al). The mean layer thickness of this Al2 O3 multiple layer is set to 3 to 15μm. Film thickening is made possible by means of S containing Al2 O3 layer and by means of (Ti, Al) CNO layer, prevent ion of fragility can be attempted.
Patent JP-H09181236-A (JP)
Title: Light emitting element
Inventor: SANTO TERUMITSU
IPC: H01L23/02
Filed: 1995-12-26
Abstract: PROBLEM TO BE SOLVED: To increase the manufacturing yield of LED lamps while reducing the cost. SOLUTION: The light emitting element comprises an LED chip 13, first and second lead frames 11, 12 to be connected electrically with the LED chip 13, and a resin 14 for sealing the LED chip 13. The LED chip 13 is mounted to bridge the first and second lead frames 11, 12 while being connected electrically and directly therewith.
Patent JP-H06261773-A (JP)
Title: Production of amino acid
Inventor: MITSUYOSHI SHINSUKE
IPC: C12P13/04
Filed: 1993-12-02
Abstract: PURPOSE:To efficiently and selectively produce an amino acid having a high utilization value including hydroxyproline and proline, especially trans-4-hydroxy- L-proline from a protein or a peptide abundantly containing the proline or hydroxyproline. CONSTITUTION:This method for producing an amino acid is to make a hardly digestible protein or peptide containing proline and/or hydroxyproline react with a microorganism which belongs to the genus Xanthomonas and has the ability to hydrolyze the protein or peptide or a treated substance of the microbial cell or a treated substance of a microbial cell of a microorganism which belongs to the genus Pseudomonas and has the ability to hydrolyze the protein or peptide and collect the produced amino acid.
Patent JP-H04302136-A (JP)
Title: Method for forming laser crystallized clad layer for improved amorphous silicon light emitting diode and radiation sensor
Inventor: KURISU AREN UIINAA
IPC: H01L31/075
Filed: 1991-12-20
Abstract: PURPOSE: To reduce production cost and raise efficiencies of a thin-film transistor, driver array, radiation sensor and LED, using amorphous Si and its alloys. CONSTITUTION: On an amorphous substrate 6, an amorphous Si hydride alloy- made n-type region 4 is formed, an amorphous Si hydride alloy-made i-type region 3 and an amorphous Si hydride alloy-made p-type region 2 are formed in this order one on top of another. Both the amorphous Si hydride alloy-made n-type region 4 and the amorphous Si hydride alloy-made p-type region 2 are irradiated by a scanning laser to crystalline the n- and p-type regions, without substantially affecting the i-type region, and to increase the electric conductivities of the p- and n-layers.
Patent JP-H05153617-A (JP)
Title: Video signal recording and reproducing device
Inventor: NISHIMURA AKIRA
IPC: G11B20/02
Filed: 1991-11-29
Abstract: PURPOSE:To reproduce a video signal with high picture quality by improving the S/N of an electromagnetic conversion system with respect to a video signal whose level is low. CONSTITUTION:A dynamic range detection circuit 23 detects each dynamic range of a luminance signal and a chrominance signal. A control circuit 24 controls the gain of a level converter 22 so that the dynamic range of the luminance signal and the chrominance signal is almost maximized within the allowable dynamic range based on the received dynamic range. The level converter 22 amplifies the luminance signal and the chrominance signal and inserts an index representing each gain at that time to a vertical blanking line. The amplified luminance signal and chrominance signal are recorded on a magnetic tape 1. A control circuit 42, controls each gain of the amplifier 41 with respect to the luminance signal and the chrominance signal so as to be reciprocal of the gain at the recording based on the index inserted in the vertical blanking line. The amplifier 41 amplifies the reproduced luminance signal and chrominance signal and outputs the result.
Patent JP-H10176636-A (JP)
Title: Starter for in-cylinder aerobic fuel injection type internal combustion engine
Inventor: SHIMADA MASANORI
IPC: F02M67/02
Filed: 1996-12-19
Abstract: PROBLEM TO BE SOLVED: To improve the stating performance of an in-cylinder aerobic fuel injection type internal combustion engine involving a fuel injector for its cylinder connected with a fuel feed line and an air feed line, without increasing the size of the internal combustion engine. SOLUTION: An exhaust passage 11 led from a cylinder is provided with an exhaust switch valve 18, and a sub air feed line 19 which connects the exhaust passage 11 and an air feed line 14 together is provided with an air switch valve 20. The exhaust switch valve 18 and the air switch valve 20 are adapted to be closed and opened respectively when a starting switch 24 is turned on, and to be opened and closed reversely when the pressure in the air feed line 14 reaches a predetermined feed pressure with the starting switch 24 being held on.
Patent JP-H07158780-A (JP)
Title: Seal structure
Inventor: MAEDA NORIJI
IPC: F16J15/10
Filed: 1993-12-02
Abstract: PURPOSE:To provide a seal structure repeatedly reusable in which the using pressure can be increased. CONSTITUTION:A seal structure has an elastic ring 2 which has a ring form of a prescribed thickness dimension, and has a ring bore small lip 8 of a triangular section which has a dimension smaller than the prescribed thickness dimension as a bottom side dimension on the inner circumferential surface; and a metal ring retainer 3 having a circular recessed part 10 of a rectangular section which is formed on one end-side corner part of the inner circumferential surface 9 and a female screw part 11 screwed to a male screw part 6 to be sealed on the inner circumferential surface 9. The elastic ring 2 is fitted to the circular recessed part 10 of the retainer 3.
Patent JP-H04206904-A (JP)
Title: Fixing method for core for killing noise
Inventor: NISHIO ATSUSHI
IPC: H01R13/7193
Filed: 1990-11-30
Abstract: PURPOSE:To avoid the deviation of a primary molded item through resin pressure and to uniformly cover the periphery of the primary molded item with secondary molding resin by injecting the secondary molding resin into a metal mold and molding the resin in a state where the primary molded item is detent- held by a steady detent pin. CONSTITUTION:A metal mold 24 is composed of upper and lower molds, has a cavity for accommodating a primary molded item 17, and is provided with a steady detent pin 21 to be inserted into a pin guide hole 19 provided in the primary molded item 17. In a state where the primary molded item 17 is arranged in the metal mold 24 and the steady detent pin 21 is inserted into and fixed in the pin guide hole 19, a secondary molding molten resin such as PVC is packed from a gate 26 to be hardened. Thus, the outer periphery of the primary molded item 17 is uniformly covered and finished with the secondary molding resin. In a state where the primary molded item 17 is detent-held by the steady detent pin 21, the deviation of the primary molded item 17 by the resin pressure in secondary molding is avoided and the secondary molded item is finished with satisfactory appearance, touch, etc.
Patent JP-H05153660-A (JP)
Title: Warehousing and delivery device
Inventor: KONNO TOMOFUMI
IPC: B65G61/00
Filed: 1991-11-27
Abstract: PURPOSE:To improve the efficiency of warehousing/delivery operation in a specific space, e.g. a product or parts warehouse. CONSTITUTION:In the specific space, >=1 bodies 7 are placed, and a specific delivery signal is sent from a controller 1 through a transmitter 2 and received. A receiver 5 provided to only one of the bodies operates. The stock place is clearly known by the generation of a sound and the efficiency of the warehousing/delivery operation is improved.
Patent JP-H08183975-A (JP)
Title: Rotary pump oil
Inventor: NAKANISHI HIROSHI
IPC: C10M105/72
Filed: 1994-12-30
Abstract: PURPOSE: To obtain the pump oil, composed of mainly a new polyphenyl thioether in a base oil and excellent in low-temperature characteristics and oxidation stability and also water separation properties. CONSTITUTION: This pump oil comprises a compound of the formula [R is a 1-24C hydrocarbon, (n) is 1-4] (preferably monodecyl-m-triphenyl thioether, monotetradecyl-m-triphenyl thioether, etc.) as a main component of a base oil. Ultrahigh anti-oxidizing performances are preferably obtained by further adding a hindered phenolic additive in combination with a thioether-based additive to the pump oil. n-Octadecyl-3-(4-hydroxy-3',5'-di-t-butylphenyl)propionate, etc., are preferred as the hindered phenolic additive and dilauryl thiodiisopropionate, etc., are preferred as the thioether based additive.
Patent JP-2001153856-A (JP)
Title: Measuring method and measuring device for nitrogen compound
Inventor: ARATA AKIHIRO
IPC: G01N31/12
Filed: 1999-11-30
Abstract: PROBLEM TO BE SOLVED: To quickly and precisely measure a nitrogen compound of low concentration contained in the atmospheric air. SOLUTION: This method for measuring the nitrogen compound of low concentration comprises the step of burning hydrogen in a hydrogen flame burner 5 self-sucking fine bubble generator D to which at least hydrogen and oxygen are supplied to form a hydrogen flame and supplying a sample gas containing the nitrogen compound to the hydrogen flame to convert the nitrogen compound to nitrogen monoxide; and the step of taking out the generated nitrogen monoxide from the hydrogen flame, reacting it with atomic oxygen to generate nitrogen dioxide in an excited state, and measuring the chemical emission intensity in the returning of the nitrogen dioxide in the excited state to the basic state. A separating means is preliminarily provided, whereby the nitrogen compound can be separated to individual nitrogen compound components to measure the concentration of each component.
Patent JP-H04208996-A (JP)
Title: Visual information transmitting device
Inventor: WATABE HIROYOSHI
IPC: H04N5/225
Filed: 1990-11-30
Abstract: PURPOSE:To effectively overlap a construction drawing and a picture of the scheduled construction for completion against an actual construction condition with a small scale device configuration by providing a display section which projects the image, based on television type radio image signals received from an external source, onto a half mirror so that the image overlap with the field of view of the helmet wearer on his line of sight. CONSTITUTION:On the right hand side of a helmet, the image displaying device 20 is mounted in front of the right eyeball of the wearer. The image displaying device 20 consists of a television screen 21, a half mirror 22 and a lens 23 and enlarges the image of the television screen 21 by the lens 23 and projects the enlarged image onto the half mirror 22. Thus, the person who wears the helmet, sees the overlapped image of the television screen 21 projected on the half mirror 22 and the actual object image seen through the half mirror 22.
Patent JP-H05241161-A (JP)
Title: Liquid crystal element
Inventor: KISHI ETSURO
IPC: G02F1/1337
Filed: 1992-11-30
Abstract: PURPOSE:To improve the transparency of the display element in a non-display state and to obtain the liquid crystal element which can be well observed by randomly providing plural very small rugged parts on one of a pair of substrates in such a manner that a liquid crystal can be erected from the substrate and is thus oriented. CONSTITUTION:The plural very small rugged parts 9 are formed in a recessed part region 2b trimmed by a spacer 8 consisting of approximately the same material as the material of a diffraction grating 2 on the surface of the substrate 4' which is one of a pair of the substrates. The liquid crystal is packed into the recessed parts 2a and the recessed part region 2b. The rugged parts 9 are formed by etching, for example, synthetic glass contg. impurities in SiO2. The rugged parts 9 have a difference in height from 500 to 5000Angstrom  at this time, by which the orientation state of the liquid crystal is well maintained. These parts are so formed that the orientation in the spontaneous orientation state of the liquid crystal to be packed into the recessed part region 2b is made into a homeotropically oriented state, by which the generation of the boundary line between the display part and the non-display part is prevented at the time of the non-display.
Patent JP-H10184125-A (JP)
Title: Electric lock controller
Inventor: IMAIZUMI TOSHIHIKO
IPC: E05B39/04
Filed: 1996-12-20
Abstract: PROBLEM TO BE SOLVED: To easily detect types and abnormality of electric locks in maintenance by providing a microcomputer and an electric lock state detecting circuit in an electric lock controller, applying a prescribed pulse and detecting the signals from the electric locks. SOLUTION: A microprocessor 8 is provided in an electric lock controller 1, and electric locks 21 , 22 as terminals are connected to an electric lock detecting circuit 3 by wires L1 , L2 , and connected to a current detecting and overcurrent protecting circuit 4. Locking/unlocking information is inputted into the microprocessor 8 via the electric lock detecting circuit 3 and an input/ output circuit 7, the unlock frequencies of the respective electric locks 2 are measured, and they are displayed on a board face operation display panel 12 and a display 11.  An automatic diagnosis is so performed that the maintenance time is decided by the unlock frequencies, a prescribed pulse is applied thereon, and types of the electric locks, disconnection, short, circuit, and operational abnormality of the electric locks are detected and displayed by the signals from the respective electric locks 2. Service interruption can be detected by a service interruption detecting circuit 13 and emergency power voltage is fed to the respective electric locks 2 so as to be unlocked.
Patent JP-H03201801-A (JP)
Title: Semiconductor integrated circuit
Inventor: YANO NORIYUKI
IPC: H01P1/15
Filed: 1989-12-28
Abstract: PURPOSE:To eliminate charge/discharge to a capacitor and to reduce energy consumption by providing a first field effect transistor(FET) forming a transfer gate, first and second capacitors to be connected to this first FET and second and third FET to be connected to the first and second capacitors. CONSTITUTION:The semiconductor integrated circuit especially for a high frequency such as microwave is provided with a first FET Q1 to form the transfer gate, microwave lines T1 and T2 being respectively connected to the source and drain of this FET Q1, first and second capacitors C1 and C2 connected directly or through a resistor R1, inductor or 1/4 wavelength line T3 to the gate of the FET Q1, and second first FET Q2 and Q3 connecting the respective drains to the first and second capacitors C1 and C2 and grounding the sources in the manner of the high frequency.
Patent JP-H11175555-A (JP)
Title: Method for retrieving document file and device therefor
Inventor: ABE MASAHIKO
IPC: G06F17/30
Filed: 1997-12-12
Abstract: PROBLEM TO BE SOLVED: To relatively easily retrieve a document file by using a display image of the document as a key. SOLUTION: A document file retrieving device is provided with a file system 10 as a storage device, a user interface 12 as an inputting part, an objective document information preparing part 14, and a comparison engine 16 as a comparing part. The user interface 12 designates an area on an image and the attribute of the image of each area when the contents of the retrieved document file are displayed by a display as retrieval designation information. The objective document information preparing part 14 reads the document file from the file system, and extracts the area on the image and the attribute of the image of each area when the contents of the document file are displayed by the display as objective document information.  The comparison engine 16 reads the retrieval designation information and each objective document information, detects the matching degree of them, and successively obtains the retrieved results in the descending order of matching degree.
Patent JP-2001160786-A (JP)
Title: Optical distribution selection-type network system
Inventor: TSUKADA MASAHITO
IPC: H04J13/16
Filed: 1999-12-02
Abstract: PROBLEM TO BE SOLVED: To provide an optical distribution selection-type network system supplying the system which is more inexpensive than a conventional one while the large capacity of an optical wavelength multiplex system is given by multiplexing the signals of high demand on a specified wavelength, supplying them to whole terminals as common service, overlapping different wavelengths on which information on an individual request are loaded except for the specified wavelength and permitting a terminal side to receive the signal by not using an optical wavelength filter but using only the encoding/decoding of CDMA or the frequency selection of SCM multiplex. SOLUTION: The system is constituted of one or plural transmission stations which electrically multiplex the signals with plural channels, convert them into optical signals and transmit them, a reception station receiving the optical signal sent from the transmission station, selecting the desired channel at every output port from all the received channels and transmitting it as the optical signal, an optical distribution network distributing the optical signal from the reception station to plural outputs with one input by inserting plural optical branching units midway and the terminals selecting the desired channel from the optical signal distributed by the optical distribution network.
Patent JP-H03204109-A (JP)
Title: Method for forming projecting and recessing pattern on surface of dull roll for rolling steel sheet
Inventor: TAKEMOTO MASAKANE
IPC: B21B27/00
Filed: 1989-12-29
Abstract: PURPOSE:To form the projecting and recessing pattern of high quality on the surface of dull roll for rolling steel sheet by obtaining the hardened layer of a liquid resist by preheating the surface of roll at a desired temp., covering it with a liquid resist and controlling the thickness of film. CONSTITUTION:When the projecting and recessing pattern is formed on the surface of a dull roll for rolling sheet, the surface of a work roll 1 for rolling is preheated at 40 - 100  deg.C, held at the desired temp., covered with a liquid photosensitive resist 10 of the viscosity of 100 - 300 cP and the film thickness is controlled <= 100 mum. This photosensitive resist layer 9 is irradiated with an argon laser 4 and a continuous and local hardened rage is formed. Next, it is developing treated with a developing solution from a sprayer 7 and a recessed motif 11 is formed by washing away unhardened parts. In this way, the projecting and recessing pattern with a strong adhesion can be formed on the surface of roll.
Patent JP-2000173972-A (JP)
Title: Wafer processing apparatus
Inventor: ARAI KENICHIRO
IPC: H01L21/304
Filed: 1998-12-03
Abstract: PROBLEM TO BE SOLVED: To efficiently operate a wafer processing apparatus which ejects using an aspirator a processing solution stored in a processing bath, by changing processing solutions inside the processing bath swiftly. SOLUTION: A processing solution is stored in a processing bath 12, and wafers are processed by dipping the wafers in this processing solution. To the processing bath 12, a solution ejecting passage for a processing solution composed of discharging pipes 20, 22, a joining and discharging pipe 24 etc., is connected. By connecting this to the inlet 58 of an aspirator 46, the processing solution is sucked and ejected. Besides, it is possible to transfer the whole processing solution inside the processing bath 12 to the inside of a buffer tank 40 once by pump operation, by providing a pump 26 and the buffer tank 40 in the ejecting passage for this processing solution.
Patent JP-H11156354-A (JP)
Title: Water softening device
Inventor: IDA HISAFUMI
IPC: C02F1/42
Filed: 1997-11-28
Abstract: PROBLEM TO BE SOLVED: To maintain regeneration efficiency of ion exchange resin of a softening device constant by a method wherein in that which regeneration is attempted to be achieved by passing a mixture wherein slat water is sucked from inside a salt water tank with an ejector in regeneration to be mixed in raw water through a water softening device, a flow regulating means is provided to an upper stream side of the ejector. SOLUTION: For a water softening device, a control valve 2 is provided above a resin cylinder 1 in which ion exchange resin is filled, and a raw water line 3 and a water softening line 4 are connected to the control valve 2. Then, when a regeneration state is provided by switching the control valve 2 in regeneration, salt water in the salt water tank 6 flows into the control valve 2 via a salt water line 7 with the ejector following a flow of raw water passing through the raw water line 3 and a flow regulating valve 5. The salt water is made to pass through an ion exchange part to regenerate the ion exchange resin after mixing the salt water in the raw water with an ejector part, and becomes effluent. Thereafter, the effluent passes through a passage in the control valve 2, and discharged from an effluent line 8.
Patent JP-H07164774-A (JP)
Title: Film for heat-sensitive stencil paper
Inventor: HIRAOKA TOSHIHIKO
IPC: B29C61/06
Filed: 1993-12-16
Abstract: PURPOSE:To provide a film for heat-sensitive stencil printing paper wherein sensitivity and resolution are improved remarkably and process and printing whose both letter and solid printing are clear become possible. CONSTITUTION:In a film for heat-sensitive stencil paper, it is a biaxially oriented polyester film having a thickness of 0.4-8.0mum, a heat shrinkage factor of the film at 100 deg.C/10min. is (1) 0.1-15% and that at 140 deg.C/10min. is (2) 15-80% and the maximum value of average values in a longitudinal and lateral directions of the film of heat shrinkage stress at 70-160 deg.C is taken as (3) 400-1500g/mm<2>.