baber/WOPTO huggingface dataset:
Patent JP-H04299885-A (JP)
Title: Tetrapolyimide film that incorporates benzophenone tetracarboxylic acid two anhydride
Inventor: JIYON ANSONII KUROITSU
IPC: C09J7/02
Filed: 1991-12-16
Abstract: PURPOSE: To reduce water absorption, thermal expansion coefficient and hygroscopic expansion coefficient by copolymerizing 3,3',4,4'-benzophenone tetracarboxylic dianhydride, pyromellic dianhydride, phenylenediamine and diaminophenyl ether at a specified wt% ratio. CONSTITUTION: 3,3',4,4'-benzophenonetetracarboxylic dianhydride 20-90mol%, pref. 30-70mol%, as converted in dianhydride, pyromellic dianhydride 10-80mol%, pref. 30-70mol%, p-phenylenediamine 30-90mol%, pref. 50-80mol% as converted in diamine and 4,4'-diaminodiphenyl ether 10-70mol%, pref. 20-50mol% are compolymerized for obtaining a four-element polymer. Thus a tetrapolyimide film having high elasticity, low thermal and hygroscopic expansion coefficients, low water absorption and elevated alkali etching properties.
Patent JP-H10171286-A (JP)
Title: Fixing device and image forming device
Inventor: OKANO YOSHIAKI
IPC: G03G15/20
Filed: 1996-12-12
Abstract: PROBLEM TO BE SOLVED: To prevent the occurrence of image soiling caused by dropping offset preventive agent recovered from a heat roller and retained at the top end of a cleaning blade from the top end of the cleaning blade and soiling paper and a device, and also to prolong the life of a supplying device. SOLUTION: Silicone oil is applied by making an oil roller 37a abut on the heat roller 33 by the pressing force or a spring 40b while the paper P is inserted into the nip part of a fixing roller 36, and on the other hand the oil roller 37a is separated from the heat roller 33 by resisting the spring 40b by a cam device 40c while the paper P is not inserted, so that the silicone oil is prevented from being retained at the top end of the cleaning roller without supplying the heat roller 33 with excess silicone oil and the image soiling caused by oil dropping is prevented.
Patent JP-H11158154-A (JP)
Title: Preparation of 1,3-dialkyl-2-imidazolidinones
Inventor: MATSUBA KATSUHIKO
IPC: C07D233/34
Filed: 1997-12-02
Abstract: PROBLEM TO BE SOLVED: To provide a method for preparing the subject compound in a high yield by which the amount of generation of by-products can be decreased by performing the reaction of an alkylene carbonate with a monoalkylamine in the presence of an alkylamine salt of an alkylcarbamic acid. SOLUTION: An alkylene carbonate of formula I (R<1> is H or methyl) is heated with a monoalkylamine of formula II (R<2> is a 1-6C alkyl) in the presence of an alkylamine salt of an alkylcarbamic acid of formula III (R<3> is a 1-6C alkyl) to >=50 deg.C (preferably 100-300 deg.C) to provide the objective 1,3-dialkyl-2- imidazolidinones of formula IV in the method for preparing the 1,3-dialkyl-2- imidazolidinones. The reaction is preferably performed in the presence of carbon dioxide. For example, ethylene carbonate is heated with monomethylamine in the presence of methylamine salt of methylcarbamic acid to >=50 deg.C to provide 1,3-dimethyl-2-imidazolidinone. The objective compound is directly obtained in a one step process according to the method.
Patent JP-H03193882-A (JP)
Title: Electroless gold plating solution
Inventor: YOSHITANI MASAAKI
IPC: C23C18/44
Filed: 1989-12-21
Abstract: PURPOSE:To obtain the above gold plating soln. enabling stable plating even on an Ni base by adding one or more kinds of compds. such as a sulfonic acid deriv. (salt) and a sulfonamide deriv. as a stabilizer to a basic soln. contg. alkali hydroxide, alkali cyanide, a water soluble gold salt and a boron-contg. reducing agent. CONSTITUTION:One or more among a sulfonic acid deriv. or a salt thereof, a sulfonamide deriv. and a sulfonimide deriv. or a salt thereof are added as a stabilizer to the above-mentioned basic soln. by about 0.01-50g/l. Aminobenzenesulfonic acid or an alkali metallic salt thereof is effective as the sulfonic acid deriv. or a salt thereof. Aminosulfonamide is effective as the sulfonamide deriv. o-Sulfonebenzoic acid imide or an alkali metallic salt thereof is effective as the sulfonimide deriv. or a salt thereof.
Patent JP-H06153863-A (JP)
Title: Preparation of fish and shellfish extract prepared by removing heavy metal
Inventor: SHOJI MUTSUMI
IPC: A23L17/40
Filed: 1992-11-17
Abstract: PURPOSE:To prepare a fish and shellfish extract by removing heavy metals, thereby suppressing the pollution source and expanding the utilization of resources. CONSTITUTION:The fish and shellfish extract free from heavy metal is produced by treating a fish and shellfish extract containing (A) a peptide forming a complex with heavy metal and produced by digesting raw fish and shellfish or digesting processed residue of fish and shellfish with a proper amount of an acid or a proper amount of protease and purifying the obtained fermented digestion product, (B) a peptide forming a complex with heavy metal existing in a fish and shellfish extract and obtained by passing a fish and shellfish extract containing a bonded undecomposed protein through an ultrafiltration membrane or (C) an undecomposed protein bonded to heavy metal with an ultrafiltration membrane apparatus under pressure, thereby inhibiting the permeation of the peptide forming a complex with heavy metal or the undecomposed protein bonded to heavy metal and existing in the fish and shellfish extract through the ultrafiltration membrane.
Patent JP-H09169826-A (JP)
Title: Production of propylene block copolymer
Inventor: SAITO JUNJI
IPC: C08F297/08
Filed: 1995-12-20
Abstract: PROBLEM TO BE SOLVED: To produce a propylene block copolymer which can give a molding having excellent appearance and impact resistance. SOLUTION: In the 1st stage of polymerization, ethylene is copolymerized with propylene in the presence of an olefin polymerization catalyst in liquid propylene to produce a lowly crystalline or amorphous polymer containing 10-70mol% structural units derived from ethylene and having an intrinsic viscosity [ν] of 5-30dl/g. In the 2nd stage of polymerization, propylene is homopolymerized or propylene, ethylene and/or a 4-10C α-olefin are copolymerized in the presence of the obtained polymer to produce 98-60wt.%, based on the finally obtained block copolymer, crystalline polymer.
Patent JP-H11149225-A (JP)
Title: Heating device, image heating device, and image formation device
Inventor: KOMATA MASASHI
IPC: G03G15/00
Filed: 1997-11-17
Abstract: PROBLEM TO BE SOLVED: To provide a heating device, image heating device and image formation device capable of preventing the temperature of components from becoming higher than a normal using temperature by avoiding the influence of the temperature at a fast carrying speed on the components at a slow carrying speed. SOLUTION: When a carrying speed carrying a member P to be heated is switched to a slower carrying speed, the temperature of a heating member 1 is switched to a temperature for a slow carrying speed before the carrying speed starts to be slow by a switching control means 7b. When the carrying speed carrying the member P to be heated is switched to a faster carrying speed, the temperature of the heating member 1 is switched to a temperature for a fast carrying speed after the carrying speed becomes fast by the switching control means 7b.
Patent JP-H0564277-A (JP)
Title: Body-sensible acoustic body using electric and mechanical vibration converter
Inventor: KOMATSU AKIRA
IPC: H04R1/00
Filed: 1991-11-21
Abstract: PURPOSE:To give horizontal vibration to vibration transmitting material. CONSTITUTION:An electric and mechanical vibration converter 3 generating mechanical vibration by receiving low frequency current is mounted to vibration transmitting material 2 so that vibration is given to a human body 8 in a body- sensible acoustic body where the electric and mechanical vibration converter 3 is mounted to vibration transmitting material 2 so that the vibration direction of the electric and mechanical vibration converter 3 becomes the transmission of horizontal vibration to vibration transmitting material 2. Thus, the acoustic radiation of unnecessary low sound is evaded without an activation like a woofer and the balance of sound irradiated from a speaker is not distructed so that comfortable acoustic effect is obtained and also noise generation is eliminated.
Patent JP-H10167969-A (JP)
Title: Use of dopamine receptor-antagonist in palliative tumor therapy
Inventor: NICKEL BERND
IPC: A61K31/445
Filed: 1997-12-03
Abstract: PROBLEM TO BE SOLVED: To obtain a medicine which is competitive with the depreciation of body weight in the treatment of tumor using alkylphosphocholines by containing a specific antagonxst. SOLUTION: The objective medicine is obtained by containing a dopamine receptorantagonist selected from among domperidone and pimozide. These drugs can be administrated by fixedly combining with alkylphosphocholines [miltefosine and octadecyl-(1,1-dimethylpiperidinio-4-yl)phosphate] or in the form of individual packages and after a while. For example, in the case that miltefosine is used as an alkylphosphocholine, domperidone and/or pimozide competitive with side effect in the treatment of tumor are administrated at doses of 10-120mg/day and 2-16mg/day, respectively, based on the amount not to exceed 300mg/day of miltefosine.
Patent JP-H06178951-A (JP)
Title: Cartridge type ionization cell and electric precipitation element using the same
Inventor: MOGI KANJI
IPC: B03C3/02
Filed: 1992-12-14
Abstract: PURPOSE:To protect an ionization line by a counter electrode plate and simultaneously to generate the uniform corona discharge electric field between the two by forming the counter electrode plate of a cylindrical conductive porous body and simultaneously providing the ionization line concentrically to the counter electrode plate. CONSTITUTION:An ionization line C3 extends in the central line direction of an insulating member C2 and is electrically connected to a connecting terminal C4 exposed to the outer end face of a large diameter part 2d of the insulating member C2. In a cartridge type ionization cell C having the constitution, since an counter electrode plate C1 is formed of a cylindrical conductive porous body and simultaneously the ionization line C3 is arranged concentrically to the counter electric plate C1, the ionization line C3 is protected by the counter electrode plate C1. And since the ionization line C3 is arranged concentrically to the counter electric plate C1, the uniform corona discharge electric field is generated between the two even when a space between the ionization line C3 and the counter electric plate C1 is set narrow. Therefore the whole equipment is miniaturized without causing the deterioration of performance.
Patent JP-2000165243-A (JP)
Title: D/a converter circuit and liquid crystal display device
Inventor: TAGUCHI TAKASHI
IPC: G09G3/36
Filed: 1998-11-24
Abstract: PROBLEM TO BE SOLVED: To obtain a D/A converter circuit that conducts D/A conversion at a high speed with high precision. SOLUTION: The D/A converter circuit has an analog reference power supply 1, an output buffer 2, a multiplexer 3, a pre-buffer 4, and voltage changeover switches SW1-SW3. The pre-buffer 4 is operated at a power supply voltage different from the analog reference power supply 1 and outputs a voltage nearly equal to an output voltage of the analog reference power supply 1. An output voltage of the pre-buffer 4 is fed to the output buffer 2 within a prescribed period after a logic level of digital data is changed and an input parasitic capacitance of the output buffer 2 is charged/discharged. The output voltage of the analog reference power supply 1 is fed to the output buffer 2 after the prescribed period.  Thus, charge/discharge current of the input parasitic capacitance is not supplied to the analog reference power supply 1 so as to suppress fluctuation in an output voltage of the analog reference power supply 1.
Patent JP-H01171934-A (JP)
Title: Manufacture of both-cogged belt
Inventor: ARAKI JUNICHI
IPC: B29D29/08
Filed: 1987-12-28
Abstract: PURPOSE:To manufacture easily a both-cogged belt, by a method wherein a composite body possessing a surface protective layer, rubber layer and a tension body is provided on an inner mold possessing recessed parts of inner cogs on an external circumferential surface and an outer mold possessing recessed parts for outer cogs on an internal circumferential surface is pressed while heating the outer mold by moving the same in the central direction. CONSTITUTION:In case of manufacturing of a cogged-belt whose both sides are coated with canvas 40, 41, the canvas 40 is wound round an external circumference surface of an inner mold 10 and a rubber layer 42, a tension body 43 such as a wire, a rubber layer 44 and the canvas 41 are wound in order round the outer circumference of the canvas 40. Then an outer mold 20 is heated by lowering the inner mold 10 to the lower part of an upper plate 3, and feeding steam within the inner mold 10 through a pipe 17 and a heater 22 is electrified. When a cylindrical block 30 is raised by raising a piston rod of a hydraulic cylinder 32, the outer molds 20 each are moved centrally. A molding material on the inner mold 10 is pressurized by the outer mold 20, the canvas 40, are entered into a recessed part 18 for an inner cog of the inner mold 10 and recessed part 21 for an outer cog of the outer mold 20 and the rubber layers 42, 44 also enter into them similarly. The rubber layers 42, 44 are vulcanized under a molded state.
Patent JP-H06183750-A (JP)
Title: Clogging preventing device for denitration catalyst
Inventor: NAGATA TAKAHISA
IPC: B01D53/94
Filed: 1992-12-14
Abstract: PURPOSE:To continuously operate a glass melting tank furnace for a long time without necessitating the exchange of a brush for the denitration catalyst in a short period. CONSTITUTION:The brush 34 is constantly allowed to contact with a denitration catalyst 35 even if wearing by being in contact with the grid-shaped denitration catalyst 35 by lowerably supporting a block member 34B, on which plural wires 36 of the brush 34 are planted with a connecting plate 32. And at the time of removing smoke dust sticking to the denitration catalyst 35, a space between wires is widely set so that the smoke dust is not stuck between the wires and the diameter of the wire 36 is thickly set so that the bending of the wire is prevented.
Patent JP-H05167831-A (JP)
Title: Image forming device
Inventor: NAKAI YASUHIRO
IPC: H04N1/387
Filed: 1991-12-17
Abstract: PURPOSE:To provide an image forming device capable of easily obtaining a desired synthetic image in a short time when image synthesis is performed. CONSTITUTION:When an area designation mode is selected in a step S4, a mark sheet is read, and the designation area of a first original on which a second original should be synthesized is recognized in a step S5. In a step S7, the first original is read, and the image data of the original is stored in a memory 1. After that, a step progresses to a step S13, and after one is added on a counter (n), the step progresses to a step S2 and after the value of the counter (n) shows 1, the step progresses from a step S6 to a step S8 reading the second original, and the image data of the original is stored in a memory 2. In a step S9, a variable power ratio is found from the image data of the second original in the memory 2 and data with respect to the designation area of the memory 1, and variable power is applied to the image data of the second original, then, it is stored in the memory 2. In a step S10, the image data of the first original in the memory 1 is synthesized with the image data of the second original to which the variable power is applied in the memory 2, and synthetic image data is stored in a memory 3. In a step S11, the synthetic image can be formed on a sheet based on the synthetic image data.
Patent JP-H05166828-A (JP)
Title: Semiconductor integrated circuit device
Inventor: KATO MASAAKI
IPC: H01L21/331
Filed: 1991-12-17
Abstract: PURPOSE:To reduce the area of a chip and improve breakdown strength, too. CONSTITUTION:For a buried diffusion layer 22, a recess is made in each of the top and the bottom right below an intrinsic base region 18, thus it becomes thin at the section where the recesses are made. Therefore, the n-type epitaxial growth layer 23 right below the intrinsic base region 18 becomes as thick as before on one side, and the n--type epitaxial growth layer 23 is made thin excluding this section on the other, and the n<+>-type isolating diffusion area 27 in the periphery is reduced, and the chip area is reduced by that amount. Moreover, the thickness of the n<->type epitaxial growth layer 23 right below the intrinsic base region 19 having influence upon breakdown strength is unchanged, so the breakdown strength never drops.
Patent JP-H02178962-A (JP)
Title: Semiconductor storage device
Inventor: NAITO KOJI
IPC: H01L21/8242
Filed: 1988-12-29
Abstract: PURPOSE:To minimize maximum voltage applied to two inter-electrode insulating films without using a novel power circuit by employing P<+> polysilicon as an electrode on the charge storage side and N<+> polysilicon as an electrode on the potential fixing side and applying voltage at the time of low voltage writing to the electrode on the potential fixing side. CONSTITUTION:A semiconductor storage device is composed of a word line 1, a bit line 2, a transistor 3 for switching, a charge storage capacitance 4, the charge storage electrode 5 of P<+> polysilicon and the potential fixing electrode 6 of N<+> polysilicon, and the potential fixing electrode 6 is connected to Vg (normal ground potential) 7. Consequently, a value displaced only by the Fermi level sections of both electrodes 5, 6 is applied to thin insulating films when the same potential is applied to the two polysilicon electrodes 5, 6 by introducing a heterogeneous conductivity type impurity to the two polysilicon electrodes 5, 6. Accordingly, maximum voltage applied to two inter- electrode insulating films can be minimized without using a novel power circuit.
Patent JP-H05165693-A (JP)
Title: Distributed information processor
Inventor: ITOU AKIETSU
IPC: G06F12/00
Filed: 1991-12-17
Abstract: PURPOSE:To hold the consistency of a data base by constituting the processor so that as for shared information, always only an input from one information processing means is received. CONSTITUTION:By updating right control parts 5, 15 being updating right imparting means, updating of information to shared information recognized with respect to only one of plural information processing means (host computer 1, personal computer 11), and in the case information in the shared information is updated by the information processing means 1, 11 to which this updating is recognized, the information is updated with respect to data base parts 4, 14 being information store means of other information processing means 1, 11, as well by data distributing function parts 6, 16 being information updating means. Therefore, as for the shared information, always only an input from one information processing means 1, 11 is received. Also, by adding the updating right imparting means 5, 15 and the information updating means 6, 16 to the existing information processors 1, 11, the distributed information processor is constituted.
Patent JP-H02180223-A (JP)
Title: Bread baking machine
Inventor: KAWAI KOJI
IPC: A47J37/00
Filed: 1988-12-29
Abstract: PURPOSE:To enable obtaining bread having a glossy crust by providing a water container generating steam and an auxiliary heater at the upper part of the inside of a baking chamber. CONSTITUTION:A base 1 is so provided as to have an electric motor 2 below and a baking chamber 3 above, and the baking chamber 3 has a heater 7 and a seat 8 fixed below. A bread case 19 is so fitted to the seat 8 in the chamber 3 as to be freely demounted and a kneading vane 23 turns with the rotation of the electric motor 2. An auxiliary heater 24 is provided at the upper part of the inside of the chamber 3 and a water container 25 is provided above the auxiliary heater 24 for containing water. A control circuit 26 controls power supply to the heater 7, the electric motor 2 and the auxiliary heater 24 in accor dance with a baking process. Upon the start of the baking process, the control circuit 26 supplies power to the auxiliary heater 24 and causes the boiling of water in the container 25. As a result, steam generated and stagnating in the baking chamber 3 deposits on the surface of bread to be baked, thereby giving moisture to the bread. Consequently, an effect similar to spraying is obtained and it is possible to obtain bread having a glossy crust.
Patent JP-H06147791-A (JP)
Title: Heat exchanger of apparatus with regenerator
Inventor: INOUE TATSUO
IPC: F25B9/14
Filed: 1992-10-29
Abstract: PURPOSE:To improve an efficiency by eliminating a useless temperature distribution in a heat exchanger in an apparatus having a regenerator such as a Stirling engine and heat exchangers at both ends of the regenerator. CONSTITUTION:Channels 7', 8' of operation fluids in heat exchangers 2, 3 at both ends of a regenerator 4 are so formed as to be continuously or stepwisely reduced in sizes (diameters, gaps, etc.) toward the generator.
Patent JP-H02179599-A (JP)
Title: Air conditioner for aircraft
Inventor: HAYASHI MUNEHIRO
IPC: B64D13/00
Filed: 1988-12-29
Abstract: PURPOSE:To prevent any increase in an amount of bleed air by passing the air in a cabin through a permeation film type CO2 separator, exhausting the air which is high in CO2 density out of an aircraft and supplementing the exhaust air amount from a jet engine compressor in the air conditioner of a jet aircraft. CONSTITUTION:The air in a cabin 6 is passed through a separator 11 having a permeation film 13 which permeates carbon dioxide selectively. Then, the air which has increased density of carbon dioxide through the permeation film 13 is exhausted out of the aircraft through an exhaust port 10, the air which has become low in the density of carbon dioxide is circulated inside the cabin through an air circulation duct 8, and then the amount of air equivalent to the amount of exhaust air is bled through the compressor of a jet engine to be supplied to the cabin. With this constitution, it is possible to attempt the decrease of the carbon dioxide density without increasing the amount of bleed air from the compressor.
Patent JP-2001157430-A (JP)
Title: Motor
Inventor: TSURUTA TOSHIFUMI
IPC: G11B17/02
Filed: 1999-11-24
Abstract: PROBLEM TO BE SOLVED: To obtain a motor which stabilizes the rotation state of a rotating body by a simple constitution. SOLUTION: A rotating-body receiver part 12i which receives the rotating body directly is arranged in a part corresponding to the magnetic-pole boundary part between the N-pole and the S-pole of a rotor magnet 12g in which both the absolute value and the change value of an electromagnetic force in a thrust direction are minimum. As a result, the propagation of a vibration to the rotating body from a rotor assembly 12 is made minimum.
Patent JP-H05165371-A (JP)
Title: Fixing device
Inventor: GUNJI KOICHI
IPC: G01K13/08
Filed: 1991-12-17
Abstract: PURPOSE:To provide the fixing device having a good contact temp. sensor having good responsiveness with heat without damaging the surface of a heating roller. CONSTITUTION:A resin sheet 12, the surface of which protects the inside, then a low-hardness elastic material 13 and a high-hardness elastic material 14 are provided in a laminar state as the temp. sensor in contact with the heating roller 1 and finally a base body 15 supporting these members is provided to constitute a sensor unit. The temp. sensor element 11 is disposed between the resin sheet 12 and the low-hardness elastic material 13 so that the temp. sensor element 11 is embedded into the low-hardness elastic material 13 at the time when the sensor unit is pressed to the heating roller 1.