baber/WOPTO huggingface dataset:
Patent JP-H0465360-A (JP)
Title: Conductive ceramic sintered compact and its production
Inventor: INOUE TAKASHI
IPC: C04B35/573
Filed: 1990-06-29
Abstract: PURPOSE:To provide a sintered compact with is inexpensive and excellent in durability and is suitable for heaters for general electrification products by forming a sintered compact having a structure where highly purified silicon carbide grains are bonded into porous state by means of silicon nitride produced by the nitriding of metallic silicon. CONSTITUTION:This conductive ceramic sintered compact has a structure where silicon carbide grains highly purified by an acid containing hydrofluoric acid are bonded into porous state by means of silicon nitride produced by the nitriding of metallic silicon, and its specific resistivity is 10<-1>-10<2>OMEGA.cm. This conductive ceramic sintered compact can be obtained by adding compacting auxiliary and water to a raw material consisting of 60-90pts.wt. of silicon carbide powder highly purified to >=99wt.% purity by means of an acid containing hydrofluoric acid and having 1-10mum average grain size and 10-40pts.wt. of metallic silicon powder having 1-10mum average grain size, mixing them, compacting the resulting powder into the prescribed shape, and then carrying out sintering by heating in a nitrogen atmosphere.
Patent JP-S6066331-A (JP)
Title: Optical detecting method of erroneous writing
Inventor: OKUMURA MASUO
IPC: G11B7/004
Filed: 1983-09-20
Abstract: PURPOSE:To detect a writing error precisely and to improve the utilizing efficiency of a memory by holding the maximum and minimum peaks of a reflected light signal output obtained at the writing time as samples and comparing two comparison levels with a steady output level. CONSTITUTION:The reflected light output obtained at the writing time is supplied to comparators 6-9 constituted of peak holding circuits 1, 4, a trigger circuit 3 and an operation amplifier and the level value of the maximum and minimum peaks d, f of leading and trailing edges are held in the circuits 1, 4 respectively. Arithmetic circuits 2, 5 compare and the level values of the peaks (d), (f) with reference data and generate and supply DC level signals having comparison levels P1, P2, G1, G2 to the non-inversion and inversion input terminals of the comparators 6-9 respectively. These DC level signals are compared with the reflected light output and a writing error due to a defect or the like of a medium can be precisely detected from the compared outputs. In addition, discrimination for distinguishing a defect in a pit from a writing error is executed, so that the utilizing efficiency of the memory can be improved.
Patent JP-H0519041-A (JP)
Title: Transmission device
Inventor: TANAKA KOZO
IPC: G01S7/52
Filed: 1991-07-15
Abstract: PURPOSE:To enable a transmission device to be extended and stored without any drive source by utilizing buoyancy and fluid resistance. CONSTITUTION:A solenoid 39 is driven by a drive signal from an electronic equipment portion 32 and a stopper 37 is canceled, thus enabling a float 34 to be elevated due to buoyancy. A transmission device which is connected to the float 34 by signal cables 35 and 36 is slid while being guided by a sonar cable 33 and is extended upward. When a housing 31 is stored, the float is pushed down by fluid resistance, thus enabling the transmission device to be stored into the housing along with the float. In this case, a drive signal is stopped and the float is fixed by a leaf spring 38 and a stopper 37.
Patent JP-H05340440-A (JP)
Title: Gas sealing method for shock absorber
Inventor: KUSUMOTO SHOGO
IPC: F16F9/43
Filed: 1992-06-08
Abstract: PURPOSE:To seal a reservoir chamber with compressed gas without damaging the seal member of a shock absorber, in a double cylinder type shock absorber. CONSTITUTION:A gas-sealing chamber 38 is formed in a piston 18 and the gas-sealing chamber 38 is sealed in a state to on close compressed gas. After assembly of a shock absorber, the gas-sealing chamber 38 is connected to a reservoir chamber 30 in an airtight manner. By unsealing the gas-sealing chamber 38 in this state, compressed gas is moved from the gas-sealing chamber 38 to the reservoir chamber 30.
Patent JP-S58134699-A (JP)
Inventor: SUTEIIBUN ROIDO MOSHIERU
IPC: G10L15/10
Filed: 1982-10-05
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-S6067786-A (JP)
Title: Windmill
Inventor: MASAKI KAZUMI
IPC: F03D11/04
Filed: 1983-09-22
Abstract: PURPOSE:To protect an impeller and support from breakdown due to wind force by fixing the impeller to one side of support while a weight to the other side and supporting by means of a member rotary inclinable around a point located nearer to the impeller fixing side than the center of gravity of support. CONSTITUTION:A support 1 is supported by a bearing section 5b provided on a rotary inclinable supporting table 5c such as a jyrocompass. The fulcrum of said support 1 is located nearer to the impeller fixing side than the center of gravity of said support 1 to support it vertically by a weight 4 such that the fixing side of impeller 2 will direct upward and for the wind force exceeding over predetermined level, said support 1 is inclined by the wind force. Consequently, the impeller 2 will start inclination toward the wind direction against the weight 4 or spring 6 as the wind increases to reduce the wind pressure to be applied onto the impeller 2 thus to lower the rotation of impeller 2 resulting in protection of impeller 2 and support 1 from breakdown.
Patent JP-H0616924-A (JP)
Title: Resin composition improved in weld characteristic
Inventor: MIZUSHIRO TSUYOSHI
IPC: C08L51/00
Filed: 1992-07-01
Abstract: PURPOSE:To obtain a resin composition improved in weld characteristic, composed of a polyolefinic resin, a polyphenylene ether resin, etc., and a vinyl aromatic compound-conjugated diene block copolymer, etc., having high oil, chemical, heat and impact resistances and useful as industrial parts, etc. CONSTITUTION:The resin composition is obtained by blending (A) a polyolefinic resin (e.g. isotactic polypropylene) with (B) a polyphenylene ether resin or the polyphenylene ether resin containing polystyrene resin or a rubber-reinforced polystyrene resin and (C) a vinyl aromatic compound-conjugated diene compound block copolymer (e.g. styrene/butadiene block copolymer) or a cross-linked substance of its partially hydrogenated copolymer. When this resin composition is extracted with a mixed xylene in a Soxhlet extractor for 24 hr, it has >=80wt.% amount of a get remaining as an insoluble content on a No.84 filter paper thimble based on the amount of the component (C) in the composition before the extraction. Furthermore, this resin composition is improved in weld characteristics.
Patent JP-S6152615-A (JP)
Title: Semiconductor laser fiber coupler
Inventor: MASUDA SHIGEFUMI
IPC: G02F1/33
Filed: 1984-08-22
Abstract: PURPOSE:To always maintain the coupling of a semiconductor laser and an optical fiber in the best state by controlling an output of a laser diode by making is output incident on the optical fiber, and applying a DC voltage proportional to its level to a stud provided with an ultrasonic vibrator. CONSTITUTION:Output light of a semiconductor laser 1, which has been condensed by a lens 2 and made incident on a fiber 3 is divided into two by a half mirror 10. One of them is made incident on the fiber 3 again, and the other is converted to an electric signal by a detecting amplifier 4, and inputted to a controlling circuit 6 after its high frequency component has been eliminated by a low-pass filter 5. By a DC voltage from the circuit 6, which has been applied to a voltage control moving plate 9, the thickness of a stud 8 provided with an ultrasonic vibrator is varied, and a direction in which the output light of the semiconductor laser installed on said stud is emitted is varied. In this way, by executing control so that an output of the detecting amplifier 4 becomes maximum, the best coupling state of the output light of the semiconductor laser 1 and the fiber 3 can be derived.
Patent JP-S6151161-A (JP)
Title: Copying machine
Inventor: IWAO SOICHI
IPC: G03G21/18
Filed: 1984-08-21
Abstract: PURPOSE:To position an image forming unit easily and accurately by mounting the image forming unit on moving rails and engaging cuts of the image forming unit with rollers provided to the rails. CONSTITUTION:The image forming unit 40 where a photosensitive drum 30, developing device 33, etc., are incorporated in one body is provided in a drawing- out state to an upper unit 2 which is opened up and closed down. Cuts 51 are formed in side frames 50 of the unit 40 and rollers 69 are fitted rotatably to center parts of the moving rails 68. When the image forming unit 40 is mounted, it is placed on the rails 68 and positioned by engaging the cuts 51 with the rollers 69, and then pressed into a specific position. Consequently, the image forming unit 40 is positioned easily and accurately.
Patent JP-S6151992-A (JP)
Inventor: HIROTA MASAKAZU
IPC: H05K13/04
Filed: 1984-08-22
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-H04371633-A (JP)
Title: Underfloor ventilator
Inventor: KOMATSU YUTAKA
IPC: E04B1/00
Filed: 1991-06-18
Abstract: PURPOSE:To carry out ventilation below floor even at the foundation contacting the outer floor like a terrace or an outer passage. CONSTITUTION:An underfloor ventilator 1 is provided with an inner ventilation opening 111 exposed to the inner space C of the foundation 2 supporting a building body B, and an outer ventilation opening 121 exposed to the upper space D of a terrace A as an outer floor provided in the protruded condition to the outside of the foundation 2 and opened onto the terrace A. And the ventilation device 11 is installed in the straddling condition between the foundation 2 and the terrace A to connect the inner space C to the upper space D for ventilation below the floor. Where the ventilation device below the floor is used, the ventilation hole can be simply made at the foundation contacting the outer floor. And hence, the ventilation below the floor can be done even the foundation position contacting the outer floor.
Patent JP-H1020017-A (JP)
Title: Displacement measuring system using ultrasonic wave and displacement measuring device
Inventor: FUNAZAKI YOSHISUKE
IPC: G01S5/18
Filed: 1996-07-04
Abstract: PROBLEM TO BE SOLVED: To always maintain highly precise measurement without respect to a weather condition such as temperature, humidity, atmospheric pressure, wind, rain, snow, and fog when minute displacement of a monitoring object such as a rock is measured so as to prevent disaster due to falling rocks or a landslide by using an ultrasonic wave technique. SOLUTION: Two or more small size ultrasonic wave receivers 3, 4 are arranged on a monitoring object such as a rock 1, while an ultrasonic wave transmitter 2 placed at a fixed distance from the rock 1 transmits ultrasonic waves. A phase difference between a transmitted signal and a received signal is detected, and on the basis of the phase difference between the transmitted signal and the received signal, a phase difference comparison between the respective ultrasonic wave receivers 3, 4 is carried out, so that a small quantity of inclination or displacement of the monitoring object is detected, while a phase difference comparison between the respective ultrasonic wave receivers 3, 4 is carried out on the basis of the detected respective phase differences from the transmitted signal, so that influence of a weather condition can be canceled.
Patent JP-S6286190-A (JP)
Title: Production of hollow closed continuous body and equippment for producing hollow sphere
Inventor: IBU BUROTEIEERU
IPC: C25D1/02
Filed: 1986-07-24
Abstract: A method for manufacturing continuous, closed and hollow bodies which comprises (a) using cores (25) which are soluble in a solvent, (b) depositing on each core a coating (3) with a suitable mechanical strength to be self-supporting and having open pores to pass a solvent, and (c) placing the cores so coated into a solvent for dissolving the cores; the method of the invention may be implemented in bulk parts, in an economical manner, and allows making hollow bodies, in particular hollow balls, each comprising a continuous skin devoid of any macroscopic perforation and of a kind and with a thickness which are easily adjusted in relation to the desired properties.
Patent JP-2001005651-A (JP)
Title: Method for determining software, method for using software, recording medium, processor, method for maintaining software, method for transporting software, method for managing software, and method for preparing processing route diagram, method for preparating pallet function, method for deciding pallet region, method for preparing pallet-chain-function, method for preparing phase element, method for preparing logical element, method for preparing operation element, method for mounting software, method for developing software, method for replacing data structure, method for replacing data value, method for analizing conventional program, method for developing and managing software, method for method for applicating and managing software, parallel computer and judgement supporting device.
Inventor: NEGORO FUMIO
IPC: G06F9/06
Filed: 1999-06-21
Abstract: PROBLEM TO BE SOLVED: To make simultaneously finable an important matter and soft by erasing logic from the soft development work and eliminating the necessity of process logic for business. SOLUTION: Required software and its important matter are defined by inversely solving a scenario function to be a logical conclusion for the internal structure logic of existence. Concretely, a screen and a definition body such as a file are defined and a processing route diagram arranging pallets W02 to W04 to be three elements of a scenario function along the flow of processing is prepared. Then, basic logic forming prescribed structure for determining the significance for every word is programmed in each word belonging to the definition body. The features of business are reflected on self-production logic in the basic logic. Thus the important matter of business can be satisfied by driving an obtained program along synchronous structure.
Patent JP-H0339452-A (JP)
Title: Parts for casting nonferrous metal
Inventor: FUKUMA MASAHARU
IPC: C22C38/52
Filed: 1989-07-06
Abstract: PURPOSE:To obtain a liner holder minimal in erosion due to molten nonferrous metal by composing a liner holder constituting a gate for use in the low pressure casting of nonferrous metal of a sintered product prepared by sintering a powder mixture of high speed steel and the nitrides, carbides, and carbonitrides of specific metals and subjecting the surface of the above holder to nitrosulfurizing treatment. CONSTITUTION:Since, in an upper holder 1a and a lower holder 1b of a liner holder 1 constituting a gate used at the time of applying low pressure casting to a molten Al alloy, a part 1a' and a part 1b' to be in contact with the molten Al alloy are liable to erode, the upper holder 1a and the lower holder 1b mentioned above are constituted of a sintered product prepared by using a powder mixture consisting of, by weight, 88-98% of atomized powder of high speed steel containing 2.0-3.5% C, 3-10% Cr, 1-20% W, 1-11% Mo (where 18<=W+2Mo<=24), 5.6-15% V, <15% Co, <2% Si, <1% Mn, <2% Ni, and <0.1% N and 2-12% of one or 12 kinds among the nitrides, carbides, and carbonitrides of Ti, Zr, Nb, Hf, and Ta as a raw material and then respective surfaces of the above holders 1a, 1b are subjected to sulfurizing, by which erosion dne to the molten Al alloy can be reduced and service life of the liner holder can be prolonged.
Patent JP-2000008964-A (JP)
Title: Internal combustion engine
Inventor: MURATA HIROKI
IPC: F02D43/00
Filed: 1998-06-22
Abstract: PROBLEM TO BE SOLVED: To obstruct the piling of a great amount of deposits in EGR passage. SOLUTION: A first combustion in which EGR gas amount in a combustion chamber 5 is more than EGR gas amount in which the generation amount of a soot becomes peek and the soot is almost not generated and a second combustion in which EGR gas amount in the combustion chamber 5 is less than EGR gas amount in which the generation amount of the soot becomes peek are carried out selectively. A catalyst 25 having an oxidation function is arranged in an engine intake passage and the exhaust gas passed through the catalyst 25 is re-circulated in the engine intake passage through EGR passage 29.
Patent JP-S6160481-A (JP)
Inventor: OHASHI YUTAKA
IPC: B65D85/38
Filed: 1984-08-24
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-H073405-A (JP)
Title: Stainless steel for gasket and production thereof
Inventor: IIKUBO TOMOHITO
IPC: C22C38/50
Filed: 1993-06-21
Abstract: PURPOSE:To produce an inexpensive stainless steel for gasket, excellent in setting resistance (spring characteristics) and stress corrosion cracking resistance. CONSTITUTION:The stainless steel for gasket has a composition consisting of, by weight, <=0.05% C, 1.0-5.0% Si, <=2.0% Mn, 15.0-22.0% Cr, 5.0-9.0% Ni, 0.1-0.4% N, one or >=2 kinds among 0.03-0.30% V, 0.03-0.30% (Nb+Ta), and 0.03-0.30% Ti, and the balance essentially Fe. Further, a material, after component regulation into the above composition, is cold-rolled at >=20% draft and aged at 300-600 deg.C for >=30sec, by which the stainless steel for gasket can be produced.
Patent JP-S6331158-A (JP)
Title: Semiconductor memory device
Inventor: NAKAMAE MASAHIKO
IPC: H01L27/10
Filed: 1986-07-24
Abstract: PURPOSE:To miniaturize a cell in its area, reduce changes in performance at working temperatures, and realize high-speed operations by a method wherein a load resistor, built of a mixture of precious metal and a high-melting metal oxide, high in layer resistance, and low in temperature coefficient, is provided in a memory cell. CONSTITUTION:A cermet film 11A, built of gold and a tantalum oxide and attached by spattering to an insulating film 10 coating the surface of a substrate, is patterned by dry etching. An oxide film 12 is formed by vapor growth on the cermet film 11A and serves as a protective film. A process follows wherein contact holes are provided on both ends of the resultant cermet resistor pattern, a titanium-tungsten alloy film 14 is attached to serve as a barrier film, an aluminum film 15 is attached to serve as an electrode metal, and an electrode wiring pattern is formed by dry etching. Here, the cermet film 11A is built of gold (Au) and a tantalum oxide (Ta2O5), which realizes a layer resistance high in value and low in thermal coefficient, and the resistance value may be controlled by changing the thickness and pattern of the cermet film 11A.
Patent JP-S6418093-A (JP)
Title: Nuclear reactor recirculating flow control device
Inventor: SAKAMOTO TORU
IPC: G21C7/32
Filed: 1987-07-14
Abstract: PURPOSE:To ease prediction of reactor core thermal output and the control of reactor core flow by providing a function generator in which the signal set at reactor core flow in a flow setter is computed and output. CONSTITUTION:A velocity control part 21 controls MG velocity by means of a signal from a main control part 20 in which reactor core flow is controlled by load required deviation, and the flow and the thermal output of the reactor core and shown on a first display D. The main control part 20 has a flow setter 14 which operators operate. The signal set at MG velocity from the flow setter 14 is input in the flow setter 14 and a function generator 15 in which the signal set at reactor core flow is connected thereto. The function generator 15 has a second display S in which the reactor core flow from the signal set at the reactor core flow output from the function generator 15 is shown. Therefore, the reactor core flow corresponding to an operating quantity set by operators can immediately be known and so prediction of reactor core thermal output can easily be performed with easing the control of the reactor core flow.
Patent JP-S6066516-A (JP)
Title: Tuner
Inventor: HASEGAWA MAKOTO
IPC: H04N5/44
Filed: 1983-09-22
Abstract: PURPOSE:To make a tuner small-sized by arranging the first and the second mixer parts, which constitute a microstrip circuit, back to back to constitute a double structure and mounting a filter means having the first intermediate frequency bandpass filter adjacently to the side face of this structure. CONSTITUTION:One faces, namely, faces facing each other of substrates 11 and 12 constituted with microstrip circuits are earthed, and these earth faces are provided back to back with a chassis 13 or 14 between them to constitute a microstrip circuit. A mixer part 7 including the first local oscillation part of a double super tuner and a mixer part 9 including the second local oscillating part are stored in a case 17 and a case 18. A storage part 19 of the first intermediate frequency band-pass filter 8 is provided adjacently to side faces of case frames 15 and 16, and an input housing 20 is connected to one side face of a housing block storing them, and an output housing 21 is connected to the other side face. The frame width of the input housing 20, the total width of case frames 15 and 16, the frame width of the filter storage part 19, and the frame width of the output housing 21 are equalized to one another, and covers 3 and 4 are provided.
Patent JP-H0468616-A (JP)
Title: Crc calculation device
Inventor: OTANI YUKINORI
IPC: H03M7/30
Filed: 1990-07-04
Abstract: PURPOSE:To improve flexibility and handlability by calculating the CRC value of the entire transmission data based on a CRC value stored in a storage means indexed by a 1-byte transmission data. CONSTITUTION:Transmission data being data 1-n are inputted to a controller 11 via a shift register 10. The controller 11 selects a CRC value stored in a memory 12 to calculate a high-order byte CRCM 20 and a low-order byte CRCL 21 of the CRC value of the entire transmission data. Thus, the CRC values obtained by a generation polynomial whose highest degree is 16 with respect to the combination of 256 ways of data resulting from 1 byte are stored in the storage memory 12 and the CRC value of the entire transmission data is calculated based on a CRC value selected among the stored data in the memory 12 by using a 1-byte data in the transmission data as an index.
Patent JP-S6068471-A (JP)
Title: Video display device
Inventor: MATSUURA HIDEFUMI
IPC: G09G5/36
Filed: 1983-09-22
Abstract: PURPOSE:To perform a complete change of colors for a complicated shape of a closed area and to reduce the memory capacity by continuing the change of colors with an address where the color information of a memory on the addresses adjacent to each other in the secondary scanning direction of the address of a picture memory for each change of said address. CONSTITUTION:The raster on a CRT2 of a video display device is detected by a light pen 1, and the coordinates of the raster are decided by a coordinate deciding circuit 3. A command generating circuit 5 converts the coordinates into a command of a control circuit 6 with outputs of the circuit 3 and a keyboard 4. At the same time, a counter 7 counts clocks and a selector 9 selects addresses xa and ya in a display period and outputs xb and yb of the circuit 6 in a non- display period respectively to give an access to a picture memory 10. While the contents of the memory 10 are compared with the contents of the 1st and 2nd color information registers 14 and 15 by the 1st and 2nd comparators 16 and 17 respectively. Then a changing point detecting circuit 18 detects a point where the color of the address of the memory 10 is different from that of another point preceding by one position. Thus a complete color change is possible which a closed area of a complicated shape.