baber/WOPTO huggingface dataset:
Patent JP-H0741649-A (JP)
Title: Production of flame-resistant polyester
Inventor: MATSUOKA TAKESHI
IPC: C08G63/692
Filed: 1993-07-26
Abstract: PURPOSE:To obtain the subject polyester, capable of holding various physical properties essential to a polymer and imparting the flame resistance to the polymer and useful as fiber, films, etc., by adding a specific phosphorus compound to a dicarboxylic acid, a diol and a hydroxycarboxylic acid and carrying out the polycondensation. CONSTITUTION:This method for producing the objective polyester is to add (B) a phosphorus compound prepared by previously reacting a compound expressed by the formula (R1 is monovalent 1-18C organic group; R2 is monovalent ester-forming functional group; A is bivalent 1-18C organic group) with a basic organic compound to (A) a dicarboxylic acid (an ester-forming derivative thereof), a diol (an ester-forming derivative thereof) and a hydroxycarboxylic acid (an ester-forming derivative thereof) so as to provide 500-40000ppm content of phosphorus in the polyester, then carry out the polycondensation and obtain the polyester.
Patent JP-H109049-A (JP)
Title: Intake passage structure of internal combustion engine
Inventor: KATANO FUMIO
IPC: F02F1/38
Filed: 1996-06-24
Abstract: PROBLEM TO BE SOLVED: To improve a volume efficiency by inserting an intake passage member having smooth surface roughness formed independently on the inside of the inner wall surface in an intake passage. SOLUTION: The inner diameter of an intake passage R in a cast cylinder head 1 is formed in a large size beforehand, and an intake passage member 3 is inserted on the inside of the inner wall in the intake passage R. The intake passage member 3 is formed in a resin molding, the intake passage R having the same diameter as a prior art is formed inside, and the surface roughness of the intake passage formed on the inner wall surface of the intake passage 3 is small. In this way, the surface roughness of the inner circumferential surface of the intake passage R formed on the inside of the intake passage member 3 is small, a boundary layer is thin, the inner diameter of the intake passage R formed on the inner circumferential surface of the intake passage member 3 can be made nearly same level as the real diameter of intake air main flow, and thereby, it is possible to improve a volume efficiency.
Patent JP-S6246929-A (JP)
Title: Production of porous titanate glass ceramics
Inventor: KOKUBU TOSHINORI
IPC: C03C11/00
Filed: 1985-08-23
Abstract: PURPOSE:To produce porous titanate glass ceramics by vitrifying starting material consisting of TiO2, SiO2, Al2O3, P2O5 and CaO, converting the resulting glass into phase separated crystallized glass by reheating, and immersing the crystallized glass in an acid soln. CONSTITUTION:Starting material consisting of, by mole, 7.5-40% TiO2, 10-45% SiO2, 7.5-20% Al2O3, 1-10% P2O5 and <=40% CaO or further contg. a proper amount of one or more kinds of oxides selected among MgO, alkali metallic oxides and the oxides of other metallic elements is vitrified by melting by heating and rapid cooling to obtain multi-component oxide glass having a TiO2- SiO2Al2O3-P2O5-CaO composition. This glass is converted into phase separated crystallized glass by reheating to 700-1,000 deg.C. The crystallized glass is immersed in an acid soln. to dissolve and remove the soluble components. Thus, porous titanate glass ceramics contg. TiO2 and SiO2 as essential components and having high heat resistance, chemical durability and chemical reactivity is obtd. A glass skeleton holding a TiO2 crystal phase remains in the glass ceramics.
Patent JP-S5973993-A (JP)
Title: Heat sensitive recording material
Inventor: TANIGUCHI KEIJI
IPC: B41M5/333
Filed: 1982-10-20
Abstract: PURPOSE:To provide a heat sensitive recording material excellent in color developability at the time of high speed recording and imparting a stable image, obtained by containing a specific phenolic compound as a coupler along with a leuco dye. CONSTITUTION:In a heat sensitive recording material utilizing color forming reaction between a leuco dye [e.g., 3-(N-cyclohexyl-N-methylamino)-6-methyl-7- anilinofluorane] and a coupler thereof, a phenolic compound shown by a formula (wherein R is 1-10C alkylene) (e.g., compounds shown by formulae II, III) is used as the coupler. In this case, the compound of the formula I is easily obtained by reacting monothiohydroquinone and corresponding dihalogenoalkane under an alkaline condition. By using this coupler, a heat sensitive recording sheet with high sensitivity is obtained without necessitating a sensitizer or a m.p. falling agent and, because it is especially excellent in heat responsiveness, a sharp image with high density is obtained in high speed recording with high density. In addition, it is economical and color fading and brooming are not generated.
Patent JP-H107446-A (JP)
Title: Cement additive and use of the same
Inventor: NAKAMURA SHUZO
IPC: C04B40/00
Filed: 1996-06-25
Abstract: PROBLEM TO BE SOLVED: To obtain a cement additive capable of maintaining a flowing property without increasing a unit amount of water even at a high temperature in a cement composition, decreasing a slump loss and suppressing a generation of a cold joint. SOLUTION: This cement additive is obtained by combining a water-reducing agent consisting of at least one kind of a copolymer consisting of a polyoxyalkylene compound expressed by the formula: CH2 =CH-CH2 O-(AO)n R [AO is a 2-4C oxyalkylene group, of which 50-100mol% is oxyethylene group; R is a 1-4C alkyl group; (n) is 10-20] and maleic anhydride as indispensable components, a hydrolysate of the copolymer, and salts of the hydrolysate as an active ingredient, with a retarding agent consisting of at least one kind of an oxycarboxylic acid, a phosphonic acid and their derivatives as an active ingredient.
Patent JP-S6426408-A (JP)
Title: Preparation of cooled concrete
Inventor: YOSHIOKA YASUHIKO
IPC: B28C7/00
Filed: 1987-07-23
Abstract: PURPOSE:To enable control of a temperature of cooled fresh concrete reliably, efficiently and freely, by a method wherein a coarse aggregate is cooled by dipping the same into low-temperature liquefied gas within a low-temperature liquefied gas tank and the same is loaded into a concrete mixer along with a constituent material of concrete such as a noncooling fixed-temperature coarse aggregate and the others. CONSTITUTION:About one third of a coarse aggregate 6'' is measured by a measuring hopper 8 and loaded within an low-temperature liquefied gas tank 11. The loaded aggregate 6'' is dipped into liquid nitrogen 10 under a state where the same is mounted on a belt conveyor 12 and cooled suddenly. A cooling temperature is controlled by adjusting dwell time (dipping time) into the tank. The cooled aggregate 6 is loaded into a collecting hopper 14 along with a measured noncooling fixed temperature coarse aggregate 6'. The coarse aggregates 6, 6' whole quantity of which has gathered are loaded into a concrete mixer 16 through a forked damper 15 of the collecting hopper 14, and mixed up with a constituent material of concrete such as other water, sand and cement, kneaded, and fresh concrete is manufactured.
Patent JP-S5886607-A (JP)
Title: Method and device for scanning light beam for guiding and controlling ground moving body
Inventor: TSUMURA TOSHIHIRO
IPC: G05D1/02
Filed: 1981-11-16
Abstract: PURPOSE:To change station positions by varying the angle of inclination of a reflector for a laser beam, and thus easily changing routes of a ground moving body. CONSTITUTION:In the laser beam scanner shown in the figure, reflectors 61 and 62 are fitted to the rotating shaft 64 of a motor 63, and a tension spring 66 is fitted to the other end. The angle theta of inclination of the reflectors 61 and 62 is set optionally by driving a driving lever 68 by a motor 67. A change in route is described hereafter. The laser beam scanner is installed at prescribed distance from a beam generator and the reflectors 61 and 62 are driven by the motor to rotate, scanning an incident laser beam. A route L1 is formed when said angle theta of inclination has a prescribed value, and a station 70 is at a point A. When the station 70 moves to a point B at distance X, the angle theta of inclination is varied according to the distance X until the beam scans on the point B, thus obtaining a route L2.
Patent JP-S6427088-A (JP)
Title: Multi-port memory controller
Inventor: YOSHIDA TAKASHI
IPC: G11C7/00
Filed: 1987-07-23
Abstract: PURPOSE:To asynchronously obtain a high-speed action by constituting the titled device so as to be operated with only an outputted memory access requiring signal and a returned access confirming signal. CONSTITUTION:Memory access signals, the inverse of REQ 1-4 added from plural devices are latched on a latch circuit 7. A priority deciding circuit 8 decides the priority of these signals. The output signal of the circuit 8 is latched on a latch circuit 9. The signals, the inverse of REQ 1-4 are added through a gate 10 to a gate 11 as a signal, the inverse of RE, and inputted to gates 121-124. The output signal of the circuit 9 is added to these gates 121-124, the output signal is outputted through a gate 13 as an access signal, the inverse of R, and outputted through gates 141-143 as access confirming signals, the inverse of ACK 1-4. The signals, the inverse of ACK 1-4 are used as driving signals of the circuits 7 and 9. Thus, the signals, the inverse of REQ 1-4 are outputted and simultaneously, the processing is executed.
Patent JP-2001013340-A (JP)
Title: Polymer waveguide provided with spot-size conversion part and its production
Inventor: IMOTO KATSUYUKI
IPC: G02B6/30
Filed: 1999-06-30
Abstract: PROBLEM TO BE SOLVED: To easily form a refractive index distribution in core and clad layers near the light input or output end of a waveguide and to enhance the control precision of the refractive index distribution by forming a low refractive index core layer region near the light input or output end of the waveguide. SOLUTION: A lower clad layer 2 having a low refractive index nb is formed on a substrate 1 and a polymer layer (a core layer 3 and lateral clad layers 4-1, 4-2) for photo-bleaching is formed on the lower clad layer 2. The refractive index nW of the core layer 3 is higher than the refractive index ns of the lower clad layer 2 and also higher than the refractive index ns of the lateral clad layers 4-1, 4-2. The refractive index ns of the lateral clad layers 4-1, 4-2 is equal to or slightly lower or higher than the refractive index nb. An upper clad layer 5 having a refractive index nc (nc<nw) is formed on the polymer layer and the top of the clad layer 5 is coated with a UV reflecting layer (or absorbing layer) 6. The refractive index of the core layer near the light input or output end of the resulting waveguide is lowered and a low refractive index core layer region is formed.
Patent JP-2000021626-A (JP)
Title: Manufacture of electromagnet device
Inventor: KUBOTA TAKUO
IPC: H01F41/02
Filed: 1998-06-30
Abstract: PROBLEM TO BE SOLVED: To obtain specified attraction by cutting a first unified member, where a magnetic metal member to be worked in an armature and a nonmagnetic metal member to be worked in a residual plate are previously and correctively formed in an unified body, into a first specified shape. SOLUTION: In this electromagnet device, an electromagnet where a coil is wound around an iron core cut into a first specified shape, and a member to be attracted which is formed of a nonmagnetic metal cut into a second specified shape, and attracted to the iron core in response to excitation of the coil are installed. At least one of the iron core or the member to be attracted has a residual plate 3e formed of a nonmagnetic metal which is made to abut against the other is arranged on an attracting part to the other.  In this case, a first monolithic member M3, where a magnetic metal member M2 to be worked in a member 3 to be attracted and a nonmagnetic metal member M1 to be worked in a residual plate 3e are formed beforehand in an unified body is cut into a first specified shape, or a second monolithic member, where a magnetic metal member to be worked in an iron core and nonmagnetic metal member to be worked in a residual plate are formed beforehand in an unified body is cut into the second specified shape, or the first monolithic member M3 is cut into the first specified shape, and the second monolithic member is cut into the second specified shape. Then the residual plate is arranged on the attracting part.
Patent JP-2000020778-A (JP)
Title: Delivery omission preventing device in vehicle
Inventor: KITAMURA FUMIAKI
IPC: G06Q50/00
Filed: 1998-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a device for preventing omission of object delivery by guaranteeing the working accuracy in baggage delivery. SOLUTION: In the delivery omission preventing device, the counted number of objects to be delivered is subtracted from the number of drawn objects to be delivered and the remaining number (B) of objets to be delivered is displayed on a display device in a step S5. In a step S6, whether the remaining number B is '0' or not is judged. In a step S7, whether a rear door is closed or not is judged, and when it is not closed, operation is returned to the step S5. When the rear door is closed, the operation goes to a step S9 and a buzzer is driven to generate an alarm. In a step S10, whether the rear door is opened or not is judged, and at the time of judging the open, the operation goes to a step S11, the buzzer is stopped, and after resetting the alarm, the operation is returned to the step S5.  Since objects of a corresponding number are delivered to a delivered destination in the a step S8, i.e., the delivery has been completed, the display device is turned off.
Patent JP-S5885959-A (JP)
Title: Magnetic recording and reproducing device
Inventor: NAKAMURA SUKEYUKI
IPC: G11B15/44
Filed: 1981-11-18
Abstract: PURPOSE:To thin a magnetic recording/reproducing device and to prevent locking of a motor, by providing a gear which turns via a friction clutch part in a recess part of a flywheel turning in a body with a capstan, and selecting the take-up and feed reel driving disks. CONSTITUTION:A flywheel 4 unified to a capstan 3 drives a gear 11 via a friction clutch consisting of a felt 9 and a compression spring 10 within a recess part 4a. The gear 11 drives a gear 36 along with a gear 33 via a felt 34. The fingure shows a reproduction mode in which a mojor gear 13b of a take-up reel drive disk 13 engages with the gear 36. When a shaft 15 is pushed down, the gears 13b and 36 are disengaged from each other. At the same time, the gears 33 and 13a engage with each other. Thus a switch 16 is closed to secure a fast forward mode. While a lever 29 is turned to switch the engagement of the gears 33 and 36 to the gears of a supply reel driving disk. As a result, the travelling direction of a tape is reversed. Thus the conversion of modes is executed with a simple and thin structure.
Patent JP-H0472644-A (JP)
Title: Mounting method of semiconductor element
Inventor: KOBAYASHI TETSUYA
IPC: H05K3/32
Filed: 1990-07-12
Abstract: PURPOSE:To surely connect a metal protrusion to an electrode pattern by a method wherein a semiconductor element is coated with an optically hardening resin, a conductor interconnection is aligned with and brought into contact with the metal protrusion, the optically hardening resin is irradiated with light while the resin is being heated and the resin is hardened. CONSTITUTION:An insulating substrate 1 or a semiconductor element 3 is coated with an optically hardening resin 5. The element 3 is faced down; and after that, a conductor interconnection 2 on the substrate 1 is aligned with a metal protrusion 4 on the element 3. A bonding tool is pushed down and pressurizes the element 3 onto the substrate 1. As a result, the resin 5 is pressed and spread, the interconnection 2 on the substrate 1 comes into contact with the protrusion 4 on the semiconductor element 3 and both are connected electrically. The insulating substrate 1 fixed to a stage is heated. The resin 5 is hardened by being irradiated with light having a wavelength to harden the resin 5. The bonded element 3 is cooled down to room temperature. As a result, a compressive stress is generated between the substrate 1 and the element 3, and the contact of the interconnection on the substrate 1 with the protrusion 4 is strengthened further.
Patent JP-H1171595-A (JP)
Title: Detergent composition
Inventor: MASUI HIROYUKI
IPC: C11D1/29
Filed: 1997-07-10
Abstract: PROBLEM TO BE SOLVED: To obtain a detergent composition capable of imparting stable high detergency without being influenced by the kinds of combined surfactants combined and excellent in biodegradability. SOLUTION: This detergent composition is obtained by compounding, e.g. a nonionic surfactant with (1) an iminocarboxylic acid produced by reaction of at least one kind of material selected from maleic acid, fumaric acid, itaconic acid and glutaconic acid or their salts and/or (2) an iminocarboxylic acid or its salt produced by reaction of at least one kind of dicarboxylic acid selected from the group comprising itaconic acid glutaconic acid or their epoxidized materials with aspartic acid.
Patent JP-H1131572-A (JP)
Title: Manufacture of connector, and connector
Inventor: SAIMOTO TETSUROU
IPC: H01R43/24
Filed: 1997-07-10
Abstract: PROBLEM TO BE SOLVED: To provide a connector manufacturing method and the connector which can simplify the terminal assembling work, markedly improve productivity and reliability, and lower the manufacturing cost. SOLUTION: In manufacturing this connector 11, a chained terminal formed by continuously providing a part of the main body of terminals 3, of which contact parts are continuously formed in both ends of a main body thereof, in a line as in a comb in the lateral direction with terminal holding metal joints is formed by pressing. A terminal-holding resin joint, which extends from the contact part of the terminal 3 in parallel with the metal joints in the main body with an appropriate space and which has a rectangular cross section, is formed by out-fitting. The metal joint is cut along the side edge of the main body of the terminal 3, and the resin joint is cut at a central part between the terminals 3 so as to form a terminal block 13 having the desired number of electrodes.  A single block 13 or plural blocks 13 are arranged or piled in matching with the cut resin joint 15' so as to form a terminal assembly 14 with a desirable arrangement of terminals, and the terminal assembly 14 is inserted into a forming die, so as to be formed integrally with a base wall 12a of a connector housing 12.
Patent JP-H0827375-A (JP)
Title: Production of thermoplastic polyurethane elastomer
Inventor: SUZUKI SEIKI
IPC: C08L75/00
Filed: 1994-07-15
Abstract: PURPOSE:To obtain a thermoplastic elastomer which, even in the case of relatively low amount of filler therein, can give a product having good physical properties, reinforced without marked detriment to properties such as elongation and having excellent blocking resistance. CONSTITUTION:The production process is a process for producing a thermoplastic polyurethane elastomer by using a polyol (A), a polyisocyanate (B) and a chain extender (C), wherein polyol (A) contains 0.1-20wt.% diurea compound obtained by reacting an aromatic monoamine with a diisocyanate in a polyol.
Patent JP-H0234975-A (JP)
Title: Photovoltaic element
Inventor: KASHIMA YOSHIO
IPC: H01L31/04
Filed: 1988-07-25
Abstract: PURPOSE:To obtain a photovoltaic element adapted for uses in a place rich in radiation like at high temperature or a space and having good light absorption efficiency by utilizing a diamond film DLC(Diamond Like Carbon) film or an amorphous carbon a-C film. CONSTITUTION:A transparent conductive film 2 is formed on the upper face of a glass board 1, a p-type layer 3, an i-type layer 4 and an n-type layer 5 are sequentially laminated on the film 2, and a metal electrode 6 is further formed on the layer 5. The layer 3 as a light transmissible layer and the layer 4 as a light absorption layer are formed by doping boron in the diamond film, DLC film or a-C film, and the layer 5 is formed by doping phosphorus in the amorphous silicon carbide film. Thus, a photovoltaic element adapted for use in a high temperature state, having high strength against radiation resistance and being sensitive against an infrared ray range can be obtained.
Patent JP-H0823818-A (JP)
Title: Method for drawing roe of pearl oyster for pearl culture and device therefor
Inventor: SUZUKI MASANOBU
IPC: A01K61/00
Filed: 1994-07-13
Abstract: PURPOSE:To conduct artificially, stably and assuredly pearl oyster roe-drawing operations on shore. CONSTITUTION:Seawater W about 1.023-1.026 in specific gravity is reserved in a water tank 11 and the temperature of the seawater is kept at about 18-28 deg.C, and pearl oysters A held in roe-drawing cages 19 are immersed in the seawater W in the tank 11 followed by feeding the seawater W with ozone to effect aeration while the ozone is forcedly circulated throughout the seawater W in the tank 11, thus applying roe discharge-inducing stimulation to the pearl oysters A.
Patent JP-S6079524-A (JP)
Title: Magnetic recording medium
Inventor: MATSUURA HISAO
IPC: C09D171/00
Filed: 1983-10-04
Abstract: PURPOSE:To prevent the squeaking of a tape, to improve the traveling performance, and to reduce an output change by using a three-component binder consisting of polyurethane resin, phenoxy resin and nitrocellulose in the coated magentic layer. CONSTITUTION:A coated magnetic layer contg. a binder and having 1-5mum thickness on a dry basis is formed on a support, and a ferromagnetic metallic thin film having 0.05-0.5mum thickness is formed on the magnetic layer by a vacuum technique such as vacuum deposition, ion plating or sputtering. The binder in the magnetic layer has a composition consisting of 55-90wt% polyurethane resin, 5-25wt% phenoxy resin and 5-20wt% nitrocellulose.
Patent JP-S6430178-A (JP)
Title: Electrolyte for lithium battery
Inventor: HIRAI TOSHIRO
IPC: H01M10/05
Filed: 1987-07-27
Abstract: PURPOSE:To increase the conductivity of an electrolyte and the chargedischarge efficiency of a lithium electrode by containing a specified concentration range of dicarboxylic acid compound as an additive. CONSTITUTION:A dicarboxylic acid compound is contained in a concentration range of 10<-3>-10<-1>M (mole/l) in an electrolyte. The dicarboxylic acid compound used is a compound having two carboxyl group. Monoester or diester obtained by substituting alkyl group, phenyl group, benzyl group, or derivative of each of these for one or two hydrogen atoms of the carboxyl group is used, however a compound obtained by substituting alkali metal or alkali earth metal also has similar effect. A group to be bonded to the carboxyl group of the dicarboxylic acid compound is either aromatic group or nonaromatic group. The conductivity of an electrolyte and the charge-discharge performance of a lithium electrode are increased.