baber/WOPTO huggingface dataset:
Patent JP-S59162337-A (JP)
Title: Diesel engine by fuel of low temperature boiling point
Inventor: MORI MITSUYOSHI
IPC: F02D19/08
Filed: 1983-03-07
Abstract: PURPOSE:To prevent a bubble from being generated in a fuel passage so as to enable injection to be performed, by directly injecting mixed fuel, between fuel of liquefied petroleum gas (LPG), alcohol, naphtha, etc. having a boiling point of low temperature and Diesel fuel, under a state as left in a high pressure liquid phase into a cylinder using a fuel pump and a nozzle. CONSTITUTION:Liquefied petroleum gas (LPG) fuel in an LPG tank 10 is fed under a state as left in a liquid phase to a static mixer 16 through a fuel pipe 10b maintained under the condition at a pressure higher than the vapor pressure of the LPG fuel, while fuel in a Diesel fuel tank 11 is fed to the static mixer 16 through a booster pump 20 and the fuel pipe 10b. The fuel uniformly mixed by the static mixer 16 is directly injected into the cylinder of a Diesel engine 1 through a fuel injection ported pump 17 and an injection nozzle 7.
Patent JP-S61196677-A (JP)
Title: Picture signal processing system
Inventor: HAYASHI MASAYUKI
IPC: H04N1/40
Filed: 1985-02-26
Abstract: PURPOSE:To optimize the correction of density with respect to sight, by simultaneously performing the correction of density while selectively changing over the plural threshold values with step difference having proportional relation to the density, in binary-coding picture signal. CONSTITUTION:A digital picture signal applied with MTF correction is simply binary-coded in a binary coding circuit 102. The circuit 102 is composed of a ROM that a data of the specified threshold value among the plural ones previously set according to a density position signal P, and a comparator CMP with binary-coding a picture signal BS in comparing with its read threshold value. The density position is selected to generate the threshold value proportional to the density. Therefore, in the ROM, a conversion table of data N of the picture signal BS against the density positions P1, P2, P3, - to satisfy the characteristic of the figure is stored. In such a way, the density correction is to be simultaneously performed while selectively changing over the plural threshold values.
Patent JP-S58155116-A (JP)
Title: Manufacture of steel fiber
Inventor: NOSE HIROSHI
IPC: C04B14/48
Filed: 1982-03-09
Abstract: PURPOSE:To rapidly manufacture steel fiber having a hook at both ends by one process by using a fixed cutter having corrugated shape. CONSTITUTION:A fixed cutter 3 is a rectangular solid which forms several parallel grooves 31 over the whole length in the longitudinal direction and forms a corrugated surface. Cavities 32, 33 deeper than the groove 31 are provided at both ends of this wavy surface. Said fixed cutter 3 is set to a well known shearing device. A strip steel 5 is supplied continuously to rotate a rotary cutter 2 by the revolution of a rotary disk 1. The strip steel 5 projecting from the tip of a fixed cutter 3 is cut by the fixed cutter 3 and the rotary cutter 2 that face to each other. Hook parts are formed by the above grooves 32, 32 at both ends of the fiber.
Patent JP-S60181082-A (JP)
Title: Production of coumarin and its derivative
Inventor: MATSUDA TERUO
IPC: B01J23/56
Filed: 1984-02-27
Abstract: PURPOSE:To produce the titled compound important in perfumery industry, in one step, by the cyclization dehydration of 3-(2-cyclohexanoyl)propionic acid or its derivative in the presence of a specific noble metal catalyst and a metallic compound cocatalyst. CONSTITUTION:The objective compound can be prepared by cyclizing and dehydrating the 3-(2-cyclohexanoyl)propionic acid of formula I (R1-R6 are H or 1-4C alkyl) or its derivative (e.g. methyl ester) in the presence of preferably 10<-3>-10<-1>mol (based on 1mol of the starting substance) of one or more catalysts selected from Pd, Pt, Rh and Ru, and 10<-2>-5mol (based on 1mol of the above noble metal catalyst) of a cocatalyst selected from groups II-IV and group VIII metal compounds (e.g. oxide, sulfate, nitrate, chloride, acetylacetonate, etc. of Ba, Ca, Al, Ce, Cr, Mo, W, Fe, Co or Ni), at 230-290 deg.C.
Patent JP-H03243460-A (JP)
Title: Train operation chart drawing device
Inventor: KANEKO HIROMI
IPC: B61L27/00
Filed: 1990-02-20
Abstract: PURPOSE:To obtain a highly accurate train operation chart easily, by performing a specified operation and display on the basis of a specified control program, and drawing and printing the train operation chart of plural colors where a line indicating a train operating plan and corresponding train numbers are of the same color. CONSTITUTION:A control part 11 is formed of a computer provided with equipment control programs. A keyboard 12 and an operating input part 13 performing cursor control and input are respectively connected to the control part 11, and an operating part is formed of these keyboard 12 and operating input part 13. A CRT color display part 14, which is the display of operating information and the like, and a color printer 15, which is the printing part of displayed information, are further connected to the control part 11. On the basis of a specified program in the control part 11, a dialogue is performed between the operating part 12, 13 and display part 14 so as to draw a train operation display chart of plural colors, in which a line indicating a train operating plan and corresponding train numbers are of the same color. The train operation chart is then printed by the printing part 15.
Patent JP-S54131040-A (JP)
Title: Production of alkali-resistant fiberglass resisting high- temperature curing
Inventor: TAKAMATSU KUNIAKI
IPC: C03C25/10
Filed: 1978-03-29
Abstract: PURPOSE: An alkali-resistant glass containing zirconium oxide is melt spun and sized with 2 kinds of sizing agent in order, thus producing title fiberglass having good reinforcing effect on cement products and resisting high-temperature curing.  
     CONSTITUTION: An alkali-resistant glass containing zirconium oxide with less than 4% solubility in alkali is melt spun into fibers. The resulting glass fibers are treated with a sizing agent containing a film-forming resin and collected into strands, then heat treated at 60W250°C to form the film of sizing agent. Then the fibers are treated with another sizing agent containing more than 30 wt% of furan resin, thus forming double layers of sizing agents on glass fibers. The collecting properties of glass fibers are kept good and simultaneously the outer layer of furan resin improves remarkably the durability of glass fibers in cement or calcium silicate. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S62196866-A (JP)
Title: Manufacture of semiconductor memory
Inventor: HAMAMOTO TAKESHI
IPC: H01L21/8242
Filed: 1986-02-24
Abstract: PURPOSE:To improve the performance of a dynamic RAM by combining a selective oxidation and an etching of a burying material instead of an entire etching with RIE of an oxide film to hold the area of a capacitor large. CONSTITUTION:After an N<-> type region 107 is formed on a silicon substrate, grooves are formed, a P<-> type region 108 is formed by ion implanting, and a thick oxide film 110 is formed in the bottom of the groove. After a thermal oxide film 111 is then formed, an undoped polysilicon 112 is deposited. Then, a flattening material is deposited on the entire surface, with a resit as a mask a capacitor groove is removed by RIE, and the polysilicon 112 is removed. Thereafter, the resist and the flattening material are removed, an AsSG 115 is deposited, an As id diffused to form an N<-> type layer 107. The AsSG 115, the polysilicon 112 and the film 111 are removed, a capacitor insulting film 16 is formed, a polysilicon 117 is deposited, and a phosphorus is diffused.
Patent JP-2000233362-A (JP)
Title: Polishing device
Inventor: OWADA SHIN
IPC: B24B37/00
Filed: 1999-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a polishing device capable of easily and speedily removing deposit such as abrasive liquid on a side end face even if a large-sized polishing table is used. SOLUTION: In a polishing device which has a polishing face and is provided with a disclike polishing table 14 which presses and polishes an object to be polished while supplying abrasive liquid onto the polishing face, deposit removing means 44, 50 removing deposit on a side end face 14a of the polishing table 14 are provided on a side of the polishing table 14.
Patent JP-S57152184-A (JP)
Title: Semiconductor laser device
Inventor: RANGU HIROYOSHI
IPC: H01S5/00
Filed: 1981-03-16
Abstract: PURPOSE:To elevate withstand voltage and reduce reactive current in a semiconductor device by a method wherein impurity concentration is adjusted in each component of a PNPN type semiconductor lamination wherein a mesa shaped oscillating section is imbedded. CONSTITUTION:An N type InP layer 2, undoped InGaAsP active layer 3, and P type InP layer 4 are sequentially piled upon an N type InP layer 1 one upon another. Etching is effected as deep as to reach the layer 2 and a stripe shaped ridge is formed. After this, a P type InP layer 5 with impurity concentration not less than 0.8X10<18>/cm<3>, N type InP layer 6 with impurity concentration not more than 3X10<17>/cm<3>, and P type InP electrode forming layer 7 are provided. This increases the P-N-P-N junction withstand voltage and a high energy semiconductor laser device of an imbedded type hetero junction structure is obtained.
Patent JP-H07226369-A (JP)
Title: Alignment method and device
Inventor: NARA KEI
IPC: G06T1/00
Filed: 1994-02-09
Abstract: PURPOSE:To realize an alignment method through which the position of an alignment mark can be easily detected in a shorter time. CONSTITUTION:A dummy mark 22b and an alignment mark 22a formed on a substrate are successively scanned with a light flux, and signals S13 are obtained from the dummy mark 22b to calculate an amplification factor while the dummy mark 22b and the alignment mark 22a are scanned with a light flux. In succession, signals S15 obtained from the alignment mark 22a are amplified by the previously calculated amplification factor to detect the position of the alignment mark 22a. As mentioned above, an amplification factor required for detecting the position of an alignment mark can be calculated and set through a single scanning operation, and the position of the alignment mark can be detected by signals amplified by a previously calculated amplification factor. By this setup, the position of an alignment mark can be detected in a short time.
Patent JP-H07222537-A (JP)
Title: Artificial fish reef for aquatic resources, capable of preventing predation by herbivorous animals
Inventor: KOBAYASHI SO
IPC: A01K61/00
Filed: 1994-02-10
Abstract: PURPOSE:To obtain the subject artificial fish reef composed of a formed material of a silicate material containing an oxycarboxylic acid, capable of preventing predation by herbivorous animals such as a sea urchin or an ear shell and facilitating growth of seaweeds such as a tangle and a wakame seaweed and useful as an algal reef or a fish reef. CONSTITUTION:This artificial fish reef is composed of a formed material of a silicate material containing an oxycarboxylic acid (malic acid, citric acid, etc.). As the formed material of a silicate material, e.g. a mortal or a concrete cured after adding an oxycarboxylic acid is used and the oxycarboxylic acid contained in the block is gradually released into the sea water so as to prevent predation by herbivorous animals.
Patent JP-H07226283-A (JP)
Title: Manufacture of crimp terminal
Inventor: MORI KATSUHISA
IPC: H01R43/02
Filed: 1994-02-10
Abstract: PURPOSE:To provide crimp terminals having connection tip parts for connection with an appliance by heating and melting a silver solder to bury V-shaped grooves in a cylindrical part and punching the external shapes of the grooves during a series of pressing processes for a metal sheet material. CONSTITUTION:A metal sheet material A in which an electric wire connecting cylindrical part 1a is formed is sent to a soldering apparatus heated to a set temperature and a linear silver solder 2 sent from the outside by a silver solder supplying apparatus E is melted and poured in a V-shaped groove 1c of the cylindrical part. Finally the metal sheet material A is sent to a second pressing apparatus D and there external shape punching is carried out to give a tongue piece 1b part, which is like a fork divided into two. A press-bonding terminal provided with electric wire connecting cylindrical part 1a whose V-shaped groove 1c is buried with the melted and solidified silver solver 2 and also provided with the tongue piece 1b for connection with an appliance is thus obtained. Since the V-shaped groove 1c of the cylindrical part 1a is buried with the melted and solidified silver solder 2, the cylindrical part 1a can be completely circular without any cut in the cross-section shape. Consequently, at the time of connecting an electric wire, the groove part is not parted and the terminal can be connected surely and firmly.
Patent JP-2000235583-A (JP)
Title: Device and method for accessing data in distributed retrieval system
Inventor: NAKAMURA NAOTO
IPC: G06F17/30
Filed: 1999-02-16
Abstract: PROBLEM TO BE SOLVED: To efficiently retrieve data base resources distributed to a network and to efficiently retrieve data of a high evaluation value without imposing a large burden to the network and the data base. SOLUTION: In the case of executing data retrieval by the previously determined prescribed number of retrievals, retrieving processing for a local data base 7 in the same LAN 1 is executed at first and answer data accumulated in an answer integration device 9 are counted up by an answer counter 8. At the time of judging that the prescribed number of answer data can not be obtained from the data base 7, a retrieving device 6 retrieves a remote data base 3 through a communication equipment 2. Thereby retrieval requests to an unnecessary data base can be reduced and burdens imposed to the network and the remote data base 3 can be reduced.
Patent JP-S59163150-A (JP)
Inventor: TSUJITA HIROSHI
IPC: B32B3/26
Filed: 1983-03-08
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-H01212976-A (JP)
Title: Stereoscopic video photographing device
Inventor: MATSUDA KAZUHIKO
IPC: H04N5/222
Filed: 1988-02-19
Abstract: PURPOSE:To constantly obtain a stereoscopic video having a stereoscopic feeling irrespective of a distance from an object by rotating at least one set of two sets of video cameras for a left eye and a right eye and automatically correcting a parallax angle formed by the two sets of the video cameras and the object. CONSTITUTION:A stereoscopic video signal SSV is inputted to a projection distribution arithmetic circuit 13, the projection distribution data of the prescribed area of the video by the video camera 2a for the left eye and the projection distribution data of the prescribed area of the video by the video camera 2b for the right eye are operated, further, the angle correcting data Dtheta of the two sets of the video cameras 2a, 2b is operated and outputted. This angle correcting data Dtheta is inputted to a video camera angle controller 14, a motor 4a for the left eye and a motor 4b for the right eye are rotated based on the angle correcting data Dtheta, thereby, the parallax angle theta by the two sets of the video cameras 2a, 2b is properly corrected.
Patent JP-H01213623-A (JP)
Title: Liquid crystal display device
Inventor: YAMAMOTO HIROYUKI
IPC: G09F9/30
Filed: 1988-02-20
Abstract: PURPOSE:To reduce the dullness of a waveform due to the wiring resistance or the like of an electrode and to prevent the generation of non-transmission of a signal even at the time of generating disconnection in an electrode by applying rectangular wave signals from both the ends of scanning electrodes. CONSTITUTION:The same output terminals of a scanning electrode driving IC 4 are connected to one terminal 61-6n side and the other terminal 71-7n side of a scanning electrode group 11-1n. On the other hand, a signal electrode driving IC 4 is connected to a signal electrode group 21-2n. The IC 3 is arranged on the side of a display panel 5 and a lead wire 10 to be connected to the other terminals 71-7n out of lead wires 9, 10 is arranged on the rear side of the display panel 5 through a flat cable. Consequently, non-transmission of a signal due to the disconnection of the electrode can be suppressed and the unclearness of a screen due to the disconnection can be also removed.
Patent JP-2000204922-A (JP)
Title: Delivery silencer of closed rotary compressor
Inventor: KAN SHOCHU
IPC: F01N1/00
Filed: 1999-02-16
Abstract: PROBLEM TO BE SOLVED: To reduce a pulsation noise of coolant generated at the time of delivering coolant and reduce a shock noise of a valve with a simple structure. SOLUTION: This delivery silencer comprises a silencer body 110 which is arranged on an upper part of an upper flange so as to form a predetermined noise space between a silencer body 110 and the upper flange having a coolant delivery port and which has a pair of discharge holes 114 for discharging the coolant delivered inside the noise space. The delivery silencer further comprises phase changing means 120 for cutting off a coolant pulsation noise generated at the time of delivering the coolant through the discharge hole 114 of the silencer body 110 and a shock noise of a valve provided at the coolant delivery port without discharging the coolant, and for simultaneously changing phase of the noise to cancel the noise.
Patent JP-S58156788-A (JP)
Inventor: SHIBUYA HIDEKI
IPC: F16L5/00
Filed: 1982-03-12
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-H09228050-A (JP)
Title: Ceramics member coated with carbon hard film
Inventor: NAOI KOICHI
IPC: C04B41/90
Filed: 1996-02-26
Abstract: PROBLEM TO BE SOLVED: To form a carbon hard film with tight adhesion by interposing an intermediate layer composed of a lower layer essentially consisting of Cr or Ti and an upper layer essentially consisting of Si or Ge between a ceramics member and carbon hard film coating. SOLUTION: The mirror-finished surface of a ceramics member 4 of alumina or the like is applied with Ni plating according to necessary, and after that, a lower layer essentially consisting of Cr or Ti and an upper layer 2 essentially consisting of Si or Ge are successively laminated by a sputtering method or the like to form an intermediate layer 5. The film thickness of the lower layer 3 is regulated to about >=0.05μm, preferably to about 0.1 to 0.3μm, and the film thickness of the upper layer 2 is regulated to about >=0.1μm, preferably to about 0.2 to 0.5μm. Next, vapor synthesizing treatment is executed in a gaseous atmosphere contg. hydrocarbon to coat the surface of the intermediate layer 5 with a carbon hard film 1 by about 1.5μm thickness.
Patent JP-H10231420-A (JP)
Title: Resin composition
Inventor: TACHIBANA YASUHITO
IPC: B29K105/12
Filed: 1997-02-21
Abstract: PROBLEM TO BE SOLVED: To obtain a composition which can give a molding excellent in heat resistance, surface appearance, dimensional stability, toughness, oil/gasoline resistance, abrasion resistance and variation weldability by melt-kneading a nylon resin with a glass fiber having a specified mean fiber diameter and a copper compound. SOLUTION: This composition is obtained by melt-kneading 100 pts.wt. nylon resin, desirably being at least one member selected from among aliphatic nylon resins having a melting point of 200 deg.C or above, more desirably being at least one member selected from among nylon 66, nylon 6 and copolymer nylons based thereon, 10-150 pts.wt. glass fiber having a mean fiber diameter of 5-15μm and a copper compound (e.g. cuprous iodide) in an amount enough to improve the retentivity of the strength of a weld formed when a molding of the resulting composition is welded by vibration welding and annealed. It is desirable that the glass fiber is one which is selected so that it may contain 10-50wt.%, based on the total glass fiber, glass fiber having a weight-average fiber length of 100-400μm and a fiber length of 60μm or below after the melt kneading.
Patent JP-S63206484-A (JP)
Title: Reactive ion etching device
Inventor: ONO YASUYUKI
IPC: C23F4/00
Filed: 1987-02-20
Abstract: PURPOSE:To set an arbitrary inter-electrode spacing while maintaining the vacuum degree in a vacuum vessel for executing reactive ion etching so that adequate etching conditions can be selected by providing a mechanism for automatically adjusting the spacing between the electrodes in the above- mentioned vacuum vessel. CONSTITUTION:An anode 3 and cathode 3 which are pair of the metallic electrodes are provided to face each other in the state of insulating the same electrically by an insulating member 6 to the vacuum vessel 1. A high-frequency power supply 14 is connected via an impedance matching boxy 13 to the vacuum vessel 1. The vacuum vessel 1 has a gas introducing pipe 16 for introducing a reactive gas to the inside thereof and a gas discharge port 7 for evacuating the inside thereof. A step motor 4 for adjusting the inter-electrode spacing is connected to the anode 2 of this device. The inter-electrode spacing is set as desired by the motor 4 while the vacuum degree in the vacuum vessel 1 is maintained in the case of, for example, masking a semiconductor wafer 5, imposing the same on the cathode 3 and etching the wafer. The selection of the etching mode meeting the need to execute the etching strong to anisotropy on the isotropic etching is thereby permitted.
Patent JP-H04276720-A (JP)
Title: Formation of electrode
Inventor: NAKAMURA TAKEHIRO
IPC: G02F1/1343
Filed: 1991-03-05
Abstract: PURPOSE:To provide the method for forming the electrodes formed in such a manner that the 2nd electrode 6 does not cause a resistance increase and disconnection even if the thickness of the 1st electrode 3 is large relating to the method for forming the 2nd electrode 6 to be connected partly in superposition on the 1st electrode 3 on a substrate 1 formed with the 1st electrode 3 having a multilayered film structure. CONSTITUTION:This method is so constituted as to selectively etch away the upper film 8 of the 1st electrode 3 by applying a resist mask 9 windowed with the region for forming the 2nd electrode 6 on the substrate 1 formed with the 1st electrode 3, then to form the 2nd electrode 6 by using the resist mask 9. The 1st electrode 3 in the embodiment is the source electrode of the TFT of the active matrix liquid crystal panel and the 2nd electrode 6 is a picture element electrode.
Patent JP-H11226641-A (JP)
Title: Setting method of roll position of roller leveler
Inventor: HIGO TSUYOSHI
IPC: B21D1/05
Filed: 1998-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a setting method of a roll position of a roller leveler so as to reduce the influence resulting from variance of a zero point of a roll position of a roller leveler. SOLUTION: As for some inlet side roll press quantity Sin , the relationship between an outlet side roll pressing quantity Sout and a residual camber height hres of a material to be straightened is obtained beforehand, a max outlet side roll pressing quantity satisfying a formula (1) is S<0> out , under this condition, a roll position is set to the outlet side roll pressing quantity S satisfying Sout < S<0> out and hres =0. dhres /dSout =0...(1), by this method, in the case a zero point of a roll setting position of a roller leveler is varied, straightening effect is stably obtained, frequent zero point adjustments of a roll position of the roller leveler are not required, thus, straightening is efficiently conducted.