baber/WOPTO huggingface dataset:
Patent JP-2000024474-A (JP)
Title: Endotoxin removing material and its production
Inventor: TAKAKURA KOICHI
IPC: D06M13/02
Filed: 1998-07-15
Abstract: PROBLEM TO BE SOLVED: To obtain an endotoxin removing material which is an easily producible and inexpensive filter membrane and simultaneously is capable of easily and surely adsorbing away the endotoxin. SOLUTION: The purpose is achieved by the endotoxin removing material consisting of the membrane formed by subjecting a compd. having a functional group contg. basic nitrogen atoms in an aldehyde group-contg. polyvinyl alcohol(PVA) polymer to reaction immobilization. The compd. having the functional group contg. the basic nitrogen atoms is subjected to the reaction immobilization to the membrane consisting of the aldehyde group-contg. PVA polymer.
Patent JP-H0641789-A (JP)
Title: Electrodeposition coating device
Inventor: NIHEI NORIHISA
IPC: C25D13/00
Filed: 1992-07-27
Abstract: PURPOSE:To facilitate repair, exchange and cleaning, etc., of a bottom mounted electrode. CONSTITUTION:The device consists of the bottom mounted electrode 15 held freely detachably through an opening 2, a expansion cylinder 21 having its base end part connected to the opening 2 of an electrodeposition cell 1 being freely in extendable and contractable in axial direction and capable of covering the bottom mounted electrode 15, a first opening and closing means 31 to open and close a tip of the expansion cylinder 21, and a second opening and closing means 29 to open and close an end part of the expansion cylinder 21, at the bottom of the electrodeposition cell 1. In this way, cleaning, etc., of the bottom mounted electrode can simply be carried out.
Patent JP-H1135919-A (JP)
Title: Water soluble hot melt adhesive with excellent high speed adhesion
Inventor: NAKAO KAZUNORI
IPC: C09J193/04
Filed: 1997-07-25
Abstract: PROBLEM TO BE SOLVED: To obtain an adhesive which has a short set time and is excellent in high speed adhesion and capable of quickly bonding an adherend by compounding a water soluble polymer, rosin compounds and a water-soluble or water-dispersible hydrophilic plasticizer. SOLUTION: As a water soluble polymer (A) is employed a modified vinyl acetate copolymer with a polymerization degree of 30-700, a polyvinyl alcohol(PVA) with a polymerization degree of 30-700. A rosin compound is selected from a rosin, a salt thereof, a rosin derivative and a salt thereof, among which are preferably employed those having an acid number of 50-350 mg KOH/g and a softening point of 100-160 deg.C. Preferable examples are a rosin modified maleic acid resin, an ester type rosin modified maleic acid resin and a rosin- acrylic acid copolymer. They are employed in an amount of 50-200 pts.wt. based on 100 pts.wt. of the component A. As a hydrophilic plasticizer is employed, for example, ethylene glycol or glycerol in an amount of 50-150 pts.wt. based on 100 pts.wt. of the component A.
Patent JP-H1144616-A (JP)
Title: Sampling method, optical analysis method thereof and sampling tool used to these methods
Inventor: HIRAGA SATOKO
IPC: G01N21/359
Filed: 1997-07-25
Abstract: PROBLEM TO BE SOLVED: To efficiently sample and analyze a slight material adhered on the face of a substrate and the like by sampling a sample by a sampling tool com posed of high reflection material for an analysis measuring light on a sampling face, and performing optical analysis as the sample remains adhered on the sampling face. SOLUTION: The edge part one face of a blade body 1 thinly formed as a razor by stainless steel and the like is obliquely ground to form a blade edge 1a, and a metal film of high reflection is provided on the same face as the blade edge 1a to form a shaving blade 3. Adhesion material (sample) 8 very thinly adhered on the surface of a glass substrate 7 and the like is sampled so as to be shaved by the shaving blade 3, and the surface of the shaving blade 3 is irradiated with infrared light as the sample 8 remains adhered to perform infrared spectral analysis. The sample 8 sampled on the shaving blade 3 is mounted on the metal film 2 reflecting the infrared light by high reflectance, spectral analysis can be performed as it is, measuring working is made efficient, loss of the sample 8 can be suppressed and in addition efficient sampling can be performed.
Patent JP-S6091663-A (JP)
Title: Bi-mos element
Inventor: YAMADA MASAHIRO
IPC: H01L27/06
Filed: 1983-10-26
Abstract: PURPOSE:To obtain a C-MOS element, parasitic capacitance thereof is little and which operates at high speed by low power, by a method wherein a first epitaxial layer is grown on a sapphire substrate, the epitaxial layer is divided into two by an oxide film, one is used for an MOS transistor element, and an epitaxial layer is further grown on the other and the layer is used for a bipolar transistor element. CONSTITUTION:A first epitaxial layer is grown on a sapphire substrate, the central section of the epitaxial layer is changed into an oxide film 103, and the first epitaxial layer is divided into two. Source and drain regions 104 for an MOS transistor are formed to one epitaxial layer, the whole surface is coated with a thin oxide film 105, and the MOS transistor is shaped positioned between the regions 104. The other epitaxial layer is used as a collector region 102 for a bipolar transistor, a second epitaxial layer is grown only on the region 102, and a collector region 107 connected to the region 102, a base region 109 and an emitter region 108 positioned in the region 109 are shaped to the second epitaxial layer, thus forming the bipolar transistor.
Patent JP-S6178191-A (JP)
Title: Semiconductor light-emitting element
Inventor: HINO ISAO
IPC: H01S5/00
Filed: 1984-09-25
Abstract: PURPOSE:To obtain visible-light semiconductor light-emitting element having excellent performance and reliability by forming a first conduction type third GaAs layer onto the surface of a first GaAs layer not coated with a second GaAs layer shaped onto the surface except one part in the surface of the first conduction type first GaAs layer and the second GaAs layer in double hetero- structure. CONSTITUTION:An n-GaAs buffer layer 42, an n-(Al0.3Ga0.7))0.5In0.5P clad layer 43, an un-doped Ga0.5In0.5P active layer 44, a p-(Al0.3Ga0.7)0.5In0.5P clad layer 45, a p-GaAs layer 46 and an n-GaAs layer 47 are grown on an n-GaAs substrate 41. The n-GaAs layer 47 is etched selectively by using a photo-resist 52 to form a striped opening 51. A p-GaAs layer 48 is grown. AsH3 may be flowed ona MOVPE method in order to protect the substrate at that time. A compound containing Al is not exposed to the surface at that time. Accordingly, a p-GaAs film obtained in this manner is extremely excellent, and a superior electrode is shaped because of an excellent crystal, thus improving the element characteristics and reliability.
Patent JP-H0845679-A (JP)
Title: Cold cathode tube lighting device
Inventor: HAGIWARA NOBUMI
IPC: H02M7/48
Filed: 1994-08-01
Abstract: PURPOSE:To provide a cold cathode tube lighting device capable of lighting up a plurality of cold cathode tubes, compared with a conventional lighting device using a winding transformer which can light up maximally two cold cathode tubes and has required provision of piezo transformers in the number corresponding to the cold cathode tubes to be lighted up. CONSTITUTION:DC current from a DC power supply E is converted into high frequency AC by an inverter 1. This high frequency AC is impressed on the drive part 2a of a piezo transformer 2, and from its power generation part 2b a boosted high frequency voltage V0 is emitted and impressed on a cold cathode tube 3 in series connection. In this arrangement, the voltage sensed by a resistance R is rectified by a diode D, smoothened by an integrator 4, and fed to a V-F converter 5 which converts the voltage into frequency. The V-F converter 5 gives a command to the inverter 1 so that the frequency (f) of the high-voltage high frequency voltage V0 becomes identical to the resonance frequency with the impedance of the tube 3, so that it is possible to light up all cold cathode tubes 3 certainly.
Patent JP-H1144240-A (JP)
Title: Control device for internal combustion engine
Inventor: KAZAMA ISAMU
IPC: F02D41/04
Filed: 1997-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a control device for an internal combustion engine to compute and set a throttle valve opening and the opening area of an EGR control valve to respective optimum values even when the state (of a pressure and a temperature) is changed by EGR gas, and effect easy control to demanded air amount and EGR gas amount. SOLUTION: EGR gas is converted into a fresh air amount based on the state amount thereof at (A), a total sum of an EGR gas amount fresh air conversion value and a target air amount is obtained at (B), based on this sum, the total opening area of the throttle valve and the EGR valve is determined based thereof at (E), a total opening area is distributed through a ratio between each of an EGR gas fresh air conversion value and a target air amount and a total air amount, and the opening area of each of the throttle valve and the EGR valve is determined at (G). The temperature correction item of a conversion factor to convert EGR gas into a fresh air amount based on a state amount is determined by a temperature correction item part computing part B.  A pressure correction item is determined by a pressure correction item computing part C, the opening areas of the throttle valve and the EGR valve are computed to an optimum for setting and a demanded air amount and an EGR gas amount are properly determined.
Patent JP-H0485199-A (JP)
Title: Floating navigator
Inventor: KOMATSU OSAMU
IPC: B63C11/48
Filed: 1990-07-27
Abstract: PURPOSE:To make an efficient job executable so as to enable unloading control to be done continuously and so accurately by connecting a coupling part to a subject large in rotational inertia, generating required external torque in an external torque generating part and performing the unloading control. CONSTITUTION:An angular momentum Hs existing in a man-made satellite 1 at the present time if found out by means of calculation, while this current angular momentum Hs and a desired angular momentum Hm given to the satellite 1 both are inputted into a manipulator controller 9, thereby finding an external torque Tm required for making the current angular momentum Hs accord with the desired one Hm. Then, the required external torque Tm is compared with the current external torque T being secured out of a force/ torque sensor 7 attached to a manipulator 6, and a driving value of the manipulator 6 required for making the current external torque T accord with the required external torque Tm is found by the manipulator controller 9. According to the given driving value, the manipulator 6 is driven, and the angular momentum accumulated in the satellite 1 is emitted to a subject 10 being coupled by a gripper 8.
Patent JP-H0257575-A (JP)
Title: Tape for mounting electronic part
Inventor: KOIDE KATSUO
IPC: B65D85/86
Filed: 1988-08-10
Abstract: PURPOSE:To prevent failure in taking out a product due to a remaining adhesive layer by making a score on a cover tape at an inner portion of a fused part. CONSTITUTION:At the inner of a fused part 6b with an embossed carrier 3, a cover tape 1 is scored 2a, 2b in parallel to a direction of feeding. When a product is to be taken out, the tape is torn at the score so that a half of the thickness of the adhesive layer of the cover tape at the vicinity of an area covering the embossed portion is left attached on the embossed carrier 3 and failure in taking out the product can be prevented.
Patent JP-H0485803-A (JP)
Title: Soft magnetic alloy film
Inventor: IHARA KEITA
IPC: C01G49/00
Filed: 1990-07-26
Abstract: PURPOSE:To obtain a soft magnetic alloy film for a magnetic head displaying excellent soft magnetic characteristics and high saturated magnetization after heat treatment and having low magnetostriction by modulating a composition in the film thickness direction when an alloy film is prepared and acquiring a sepcific mean composition. CONSTITUTION:In the composition of formula I, M represents Fe, T a metal selected from Nb and Ta, Z one or more of metals selected from Zr, Ti and Hf, and N nitrogen, (a), (b), (c) and (d) represent atomic %, and a soft magnetic alloy film having a composition shown in formular I' is used. A single nitride film is not used as the soft magnetic alloy film, and a composition modulated alloy nitride film having distinct composition modulated structure, in which nitrogen elements are composition-modulated in the film thickness direction, is employed as the soft magnetic alloy film, and the film has not only excellent soft magnetic characteristics and high saturated magnetization but also low magnetostriction.
Patent JP-H1142980-A (JP)
Title: Manufacture of automotive internal trimming material
Inventor: KUWABARA AKIRA
IPC: B32B5/32
Filed: 1997-07-25
Abstract: PROBLEM TO BE SOLVED: To improve manufacturing efficiency by shortening the heating time of a laminate. SOLUTION: This method for manufacturing an automotive internal trimming material having a base material layer 1 as a specific product weight comprises forming a laminate 4 by adhering a reinforcement layer 3 composed of a low melting point fiber by superimposing to the base layer 1 in an original plate condition using a synthetic resin fiber as its main element and by heating it and folding the laminate 4 two times or more while heat is still remaining in it. The weight of the base material layer 1, when it is in the original plate condition before heating, is reduced corresponding to the number of folded times of the laminated layer body 4.
Patent JP-S5990306-A (JP)
Inventor: KOUNO TSUKASA
IPC: G21B1/11
Filed: 1982-11-16
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-S5989473-A (JP)
Title: Photoelectric conversion element
Inventor: OONO MASAHARU
IPC: H01L31/10
Filed: 1982-11-15
Abstract: PURPOSE:To improve sensitivity, and to mass-produce the converters by simultaneously forming a plurality of minute photo-EMF element patterns on one substrate while simultaneously obtaining a differential type electric coupling. CONSTITUTION:A plurality of lower electrodes 5a, 5b are formed to the insulating substrate 5, and an amorphous silicon thin-film 6 is formed on the electrodes. A plurality of upper electrodes 7a, 7b are formed on the thin-film 6. At least one side of the electrodes 5a, 5b and the electrodes 7a, 7b are formed in transparent electrodes. A plurality of photosensors are formed by the thin-film 6, the electrodes 5a, 5b and the electrodes 7a, 7b. Electrode patterns are formed so that the polarity of the adjacent photosensors is connected reversely in succession. When a shielding plate 3 is moved laterally, beams are projected alternately to the electrodes 7a, 7b, and photo-EMF is generated alternately in two photo-EMF elements.
Patent JP-H0248981-A (JP)
Title: Loading method for ink ribbon
Inventor: UEDA MASANORI
IPC: B41J32/00
Filed: 1988-08-11
Abstract: PURPOSE:To load an ink ribbon easily into an ink cassette with the cassette covering a package by supporting a payout spool, a take-up spool and the ink ribbon stretched therebetween in the package by respective supporting means so that the spools and the ribbon face a predetermined route in the ink cassette. CONSTITUTION:A payout spool 17, a take-up spool 16 are supported on projected parts 19a, 19b in a package 18, and an ink ribbon 13 stretched between the spools 17, 16 is clamped by supporting means 19. The supporting means 19a, 19b, 19 are so disposed as to face a predetermined route in a cassette 11. The inside dimensions of the package 18 are made to be slightly greater than the outside dimensions of the cassette 1, and the ribbon 13 stretched between the spools 17, 16 is easily contained in a predetermined position in the cassette 11, with the cassette 11 covering the package.
Patent JP-H0486668-A (JP)
Title: Projection exposing device
Inventor: HASEGAWA YASUO
IPC: G02B27/18
Filed: 1990-07-27
Abstract: PURPOSE:To satisfactorily correct optical performances attending on temperature change, particularly changes in image forming magnification and focusing position by constituting a projection optical system by combining plural lenses made of two materials which differ from each other in the sign of the temperature coefficient dN/dT of refractive index. CONSTITUTION:A pattern on the M face of a first object illuminated with a luminous flux from an illumination system 1 is projected onto the W surface of a second object, placed on a movable stage by the projection optical system 3. The projection optical system 3 is provided with the plural lenses made of the materials which differ from each other in the sign of the temperature coefficient kN/dT of the refractive index and is constituted in such a manner that, even if in the material of each lens temperature is changed, the focusing position or/and image forming magnification of the projection optical system 3 is made almost constant. Thus, the optical performances attending on the temperature change, for example, fluctustions in image forming magnification and focusing position, are satisfactorily corrected, and high optical-performance can be maintained.
Patent JP-H0248956-A (JP)
Title: Recording device
Inventor: YAMAMOTO KUNIO
IPC: B41J2/165
Filed: 1988-08-11
Abstract: PURPOSE:To execute good cleaning always by a method wherein cleaning operation of a recording head is executed in non-contact with a nozzle of the recording head by blowing air thereupon. CONSTITUTION:At a point of time when an air chamber 120 is filled up, a solenoid valve 114 is closed, and a solenoid valve 115 is switched to open. A piston 113 is driven in the B direction with a motor 117. Air passes through the solenoid valve 115 and a connection tube 116, pushed in the C direction, and is sprayed toward a nozzle surface 50a of a recording head 50 from an injection opening 110. By repeating a series of those operations, cleaning operation of the nozzle surface 50a is executed a specific number of times according to a stain state of the nozzle surface 50a or image printing time.
Patent JP-S6178226-A (JP)
Title: Phase locked loop
Inventor: YOKOMIZO TOSHIO
IPC: H03L7/10
Filed: 1984-09-26
Abstract: PURPOSE:To reduce a time required for phase acquisition by detecting the maximum level of a beat frequency signal outputted from a prescribed phase detector and applying level control and noise suppression to an input signal based on the detected value. CONSTITUTION:The input signal 101 is inputted to the 1st and 2nd phase detectors 2, 3 via a level control circuit 1. The phase detectors 2, 3 constitute a phase locked system to the input signal together with a loop filter 4, a voltage controlled oscillator 5 and an orthogonal phase branch circuit 6. Noise is suppressed from a beat output of the phase detectors 2, 3 by using band pass filters 7, 8, and the result is inputted to a maximum level detector 11. The polarity is inverted by inverters 9, 10 and the result is inputted to the said detector 11. The maximum level is detected from the four inputted signals. The level control circuit applies level control of the input signal 101 based on an output value of the detector 11 to suppress the level of a coexisting noise signal.
Patent JP-S6358146-A (JP)
Title: Sodium ion selecting electrode
Inventor: SHIBATA YASUHISA
IPC: G01N27/30
Filed: 1986-08-27
Abstract: PURPOSE:To attain a higher reliability of a measured value, by using as sensitive film a high polymer film having additives composed of a sodium solution of an organic boron compound dispersed in a sodium ion selecting electrode using a bis (12-crown-4) compound as sensitive material. CONSTITUTION:In a sodium ion selecting electrode using a bis (12-crown-4) compound as sensitive material, a high polymer film in which a plasticizer with the dielectric constant of below 10 and an additive composed of sodium salt of an organic boron compound of either tetraphenyl boric acid or the same boric acid substituted with different radical into its phenyl ring are dispersed is used as sensitive film. Thus, a sodium liquid of a lipophilic organic boron compound is kept dispersed into the sensitive film to form a three nuclear complex of sensitive substance, sodium ion and organic boron ion. This eliminates effect of any lipophilic anion on an electrode potential even when such lipophilic anion is existing in a sample solution.
Patent JP-H0865505-A (JP)
Title: Picture reader
Inventor: TAKANO KENJI
IPC: H04N1/401
Filed: 1994-08-25
Abstract: PURPOSE: To obtain a picture reader capable of correcting the influence of partial increment or decrement in the quantity of reflected light by shading correction and generating a picture signal always faithful in an image formed on an original. CONSTITUTION: A shading data updating circuit 14 mutually compares the levels of picture data outputted from an A/D conversion circuit 8 and shading data applied through a shading correcting circuit 9 in each picture element. The shading data are updated during the reading operation of an original by substituting corresponding picture data for a part of the shading data of which level is lower than that of the picture data.
Patent JP-H0250029-A (JP)
Title: Heat energy effective utilization system
Inventor: SATO MINORU
IPC: F24H7/00
Filed: 1988-08-11
Abstract: PURPOSE:To improve the efficiency of total energy of a private power generation device by providing a heat gathering heat exchanger, in which the heat of an accumulator is taken out in the outside, in the inside of a high temperature accumulating device, and connecting a heat accumulating introducing pipe of the heat gathering heat exchanger to a waste heat introducing pipe. CONSTITUTION:Produced steam waste heat is introduced by a waste heat introducing pipe 8 to a heat utilizing device such as a double effect absorption refrigerator 10 or a heating and hot water supply heat exchanger through a control valve 9 while a private power generation device 4 is formed so that part of steam waste heat can be introduced in a heating heat exchanger 6 by a waste heat introducing pipe 8' through a control valve 12. In heat gathering heat exchanger 7 gathered high temperature steam is introduced in the heat utilizing device such as cooling, heating and hot water supply by a heat accumulating introducing pipe 13 connected to the waste heat introducing pipe 8 through a control valve 14 while spent steam is returned as drain through a steam trap 16, a control valve 17 and a pump 18 by the use of a return pipe 15. Thus high temperature steam or high temperature water is supplied in the heat utilizing device through the waste heat introducing pipe 8, so that the waste heat of the private power generation device and the heat accumulation of an accumulator can be utilized.
Patent JP-2001027395-A (JP)
Title: Life estimating device for float type drain trap
Inventor: HARADA MASAYOSHI
IPC: F22B37/50
Filed: 1999-07-15
Abstract: PROBLEM TO BE SOLVED: To measure the number of times of opening and closing of a float type drain trap in operation so as to estimate its life. SOLUTION: A free float type steam trap 20 is formed with a casing having a valve chamber 3 in the inside by tightening a cover unit 2 to a main unit 1 having an inlet 4 and an outlet 6, and a valve port 7 provided in a lower side wall of the valve chamber 3 is opened/closed by a float 9 arranged in the valve chamber 3. An ultrasonic wave transceiver 14 is mounted in a bottom part outer surface of the valve chamber 3 of the free float type steam trap 20 and connected to a control arithmetic device 15. An ultrasonic wave is radiated toward upward from the ultrasonic wave transceiver 14, a position of the float 9 is detected from a time till returning after reflected by the float 9, and a number of open/close operating times are measured from up/down displacement of the float 9 and displayed.