baber/WOPTO huggingface dataset:
Patent JP-H08194081-A (JP)
Title: Fuel assembly and fuel cladding pipe
Inventor: TSUTSUMI NOBURO
IPC: G21C3/30
Filed: 1995-01-18
Abstract: PURPOSE: To lessen the flaws formed in both inner and outer faces of a cladding pipe at the time of assembly of a fuel assembly and lower the amount of hydrogen absorbed in the cladding pipe. CONSTITUTION: A fuel cladding pipe 12 for every fuel rod and of which lower end part and upper end part are held respectively in a lower tie plate and an upper tie plate is composed of a zirconium alloy pipe 1 in the outside and a pure zirconium layer 2, which is a zirconium liner, in the inside. Since the zirconium alloy pipe 1 and the pure zirconium layer 2 are formed by simultaneous extrusion, both are mutually joined. An oxide film 3 is formed in the outer face of the zirconium alloy pipe 1. An oxide film 4 is formed in the inside of the pure zirconium layer 2. The thickness of the oxide film 3 is thicker than that of the oxide film 4.
Patent JP-H07140212-A (JP)
Title: Automatic system for testing of electro-optical module and method for compliance with it
Inventor: BOGDAN DAVID C
IPC: H04B10/85
Filed: 1994-01-24
Abstract: PURPOSE: To automatically measure various parameters related to a transmitting or receiving mechanism of an electro-optical module or to both of them by generating a light pattern according to an electric pattern from a pattern generating means. CONSTITUTION: When a test is performed on a transmitting mechanism 40 of an electro-optical module 20, a series pattern generating mechanism 120 generates a digital electric signal under the control of a PC 70. This electric signal is sent to an electronic optical transducer 160, and the transducer 160 generates a corresponding digital light signal. This light signal is sent to a light splitter 180 through a light attenuator 170, and 10% of an incident digital light signal is sent to a light output meter 210, and at the same time, 90% of the light signal is sent to a receiving mechanism 40. The mechanism 40 generates a corresponding digital electric signal, and this electric signal is sent to a series pattern comparing mechanism 220 through an emitter combinatory logic driving mechanism 55.
Patent JP-H07211863-A (JP)
Title: Manufacture of semiconductor device
Inventor: NISHIYAMA SATOSHI
IPC: H01L21/822
Filed: 1994-01-24
Abstract: PURPOSE:To make it possible to control a resistance value at a specified value by measuring the resistance of a resistor element, and introducing hydrogen into the resistor element. CONSTITUTION:A silicon oxide film 2 is formed by thermal oxidation on a semiconductor substrate 1. Boron is introduced into polycrystalline silion as impurities by an ion implanting method. Photoresist corresponding to the region of a resistor element 3 is formed on the polycrystalline silicon. Then, anisotropic etching of the polycrystalline silicon is performed, and the resistor element 3 comprising the polycrystalline silicon is formed. Therafter, a layer insulating film 4 is formed on the resistor element 3, Anisotropic etching is performed for the element, and a continuity hole is formed. A final protecting film 6 is further formed, and an opening for a bonding pad is formed. At this time, heat treatment is performed in hydrogen atmosphere at the temperature of 400 deg.C. Hydrogen is introduced into the resistor element 3 through the final protecting film 6 and the layer insulating film 4. Thus, the resistor element 3 having the specified resistance value is obtained. Therefore, the resistance value of the resistor element can be controlled after the formation of the wirings or the formation of the final protecting film.
Patent JP-2000208760-A (JP)
Title: Field effect transistor
Inventor: YOSHIDA KIYOTERU
IPC: H01L29/78
Filed: 1999-01-13
Abstract: PROBLEM TO BE SOLVED: To provide a field effect transistor of new structure comprising a GaN compound semiconductor with less heat accumulation, noise, and surge voltage. SOLUTION: A buffer layer 2, semi-insulating semiconductor layer 3, first conductive semiconductor layer 4, second conductive semiconductor layer 5, which is reverse to the first-conductive type, and first-conductive semiconductor layer 6 are sequentially laminated on a semi-insulating or first-conductive conductive substrate 1. A source electrode S is loaded on the first-conductive semiconductor layer 6, a drain electrode D is loaded on the semi-insulating semiconductor layer 3, and a gate electrode G is loaded so as to straddle over the first- conductive semiconductor layer 6, second-conductive semiconductor layer 5, and first-conductive semiconductor layer 6. Each part other than the electrodes is coated with an insulating film 7, such as an SiO2 film, SiN film, AlN film, and AlGaN film.
Patent JP-H07209317-A (JP)
Title: Ultrasonic transmitter-receiver
Inventor: MUKOYAMA YOSHIO
IPC: G01S15/58
Filed: 1994-01-24
Abstract: PURPOSE:To provide an ultrasonic transmitter-receiver which is constructed so that the service life of an ultrasonic sensor is prolonged, the measurement accuracy is secured during rainy days, and affect of standing waves due to obstacles is eliminated, by switching an ultrasonic transmitter and ultrasonic receiver. CONSTITUTION:A anemometer comprises a pair of ultrasonic transmitter- receivers 2 and 3 provided on the bottom or ceiling, etc., of a vehicle. In a control circuit 9, when a detection signal is outputted by either of left- and right-side obstacle detection sensors 4 and 5, one side where an obstacle exists in the transmitter-receivers 2 and 3 is set on the transmitting side, while the other side is set on the receiving side. In addition, the circuit 9 switches the transmitter-receivers 2 and 3 to the transmitting or receiving side alternately based on the detection signal issued from a rain-drop sensor 6. Further, the circuit 9 estimates switching timing for the transmitting and receiving timings by detecting the receiving level of the transmitter-receivers 2 and 3.
Patent JP-S5599393-A (JP)
Title: Method and apparatus for exhaust water treatment
Inventor: ISHIBASHI HITOSHI
IPC: C02F3/34
Filed: 1979-01-24
Abstract: PURPOSE: To improve the nitration and denitrification efficiency, by carrying out sticking growth of microorganism on the surface of solid effectively, at the time of removing nitrogen amount from waste water containing BOD and nitrogen compounds by using nitration fungus and denitrification fungus.  
     CONSTITUTION: The organic waste water 2 containing BOD and nitrogen compounds, is entered the reaction vessel 1 and is passed flowing between anaerobic zone parallel board groups 15b. On this occasion, the above water 2 is entered the gas supply part 6 of the next room after carryig out BOD oxidation reaction and denitrification reaction on the surface of the groups 15b by sticking-grown microorganism. The water 2 is risen with the air bubbles 5a discharged from the part 6 and is overflowed to the next room from the upper tip part of the partition board 14 taking in oxygen and then, is passed through the aerobic zone parallel board groups 15a. On this occasion, pH of the water is measured by the pH sensor 18 and pH is regulated at 7.5W8.5 by supplying neutralizing agent from the supply opening 21. The above water is joined to the exhaust water at the exhaust water supply part 3 again after carrying out nitration reaction on the surface of the parallel boards by sticking-grown microorganism. The treating water 13 is discharged through the settling separation vessel 16. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H08191932-A (JP)
Title: Winning device for game machine
Inventor: TAKEMOTO TAKATOSHI
IPC: A63F7/02
Filed: 1995-01-18
Abstract: PURPOSE: To provide a winning device for a game machine capable of providing a positive game mode and increasing game enjoyability by letting a game player himself select the execution period of a specific right generated by the entrance of a ball in a ball reception member and letting the game player intervene a game. CONSTITUTION: A sprocket 30 capable of converting a state to a right holding state which holds the generation of a specific right due to prize winning to the ball reception member 21 transiently by blocking the drop of a ball entering the winning port 22 of the ball reception member 21 and a right execution state which drops the ball in the ball reception part 21 and generates a right execution state by the prescribed operation of the player is provided in the inside of the ball reception member 21 of this winning device 20.
Patent JP-H08195861-A (JP)
Title: Original reader, image forming device and platen cover
Inventor: IMOTO YOSHIYA
IPC: H04N1/04
Filed: 1995-01-18
Abstract: PURPOSE: To provide an original reader, a platen cover and an image forming device capable of discriminating an original area regardless of the color of an original without using an optical element dedicated to the discrimination of the original area and realizing a variable original area discrimination function and a free range original area discrimination function as well. CONSTITUTION: For this original reader, a reflection part 5 for reflecting irradiating light from an illumination member 3 so as to make the positive reflected light be incident on an image read member 4 is provided on the side of the original abutted surface of an original pressure-contact member 2 and also, the image read member 4 is provided with an original area discrimination means 6 for comparing the light quantity of the reflected light made incident on the image read member 4 with the light quantity of scattered reflected light from a white reference original set beforehand, recognizing the area as a non- original area when the light quantity of the reflected light made incident on the image read member 4 exceeds the light quantity of the scattered reflected light from the white reference original and discriminating the original area A on a platen.
Patent JP-S56105022-A (JP)
Title: Regulating frame for tilt
Inventor: KUSATAKE SUGIAKI
IPC: E02D29/12
Filed: 1980-01-21
Abstract: PURPOSE: To regulate a closed cover, etc. at the desirable degree of tilt by a method wherein tilt regulating frames formed by mounting circular connecting stage sections to the upper surfaces and the lower surfaces of annular frames are bonded to an upper section of an open measure, etc. in two stages or more and properly turned.  
     CONSTITUTION: Inclined planes 5 are formed by changing the height of the side walls of flat annular frames, inner circumferential walls thereof are circles and outside walls thereof are equilateral polygons, so that the arbitrary corner sections 3 of the frames are formed in thickness being the highest in the height direction and corner sections 4 at positions opposing to the corner sections 3 are formed in thickness being the lowest in the height direction. Circular connecting stage sections 6 are made up at the insides of the inclined planes 5 in notch shapes while concave grooves 7 are built up to the circumference of the connecting stage sections 6. Connecting stage sections 8 fitted to a bonded body, such as an open measure or a polluted water measure or the like are mounted at the insides of the lower sections of the annular frames in projecting shapes, and tilt regulating frames 9 are formed. The bonded body fitted to the connecting stage sections 8 are set at the desirable degree of tilt by turning the tilt regulating frames 9. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H05196183-A (JP)
Title: Connecting method for injecting nozzle
Inventor: HIRAOKA NAOKI
IPC: F16L37/02
Filed: 1992-01-17
Abstract: PURPOSE:To provide a connecting method of an injecting nozzle to connect the injecting nozzle which discharges the fluid to a receiving port of an injected body, especially the connecting method of the injecting nozzle which is capable of easily connecting the injecting nozzle to the receiving port of the injected body. CONSTITUTION:In a connecting method of an injecting nozzle, an injecting nozzle 21 to discharge the fluid 31 from a discharge port 21a at the tip face is connected to a receiving port 22a of an injected body 22 to receive the fluid 31 discharged from this injecting nozzle 21. The tip part of the injecting nozzle 21 is formed in a truncated-conical shape which becomes thinner in a tapered manner in the moving direction of the fluid 31. At the same time, the receiving port 22a of the injected body 22 is formed in a conical shape which becomes thinner in the moving direction of the fluid 31, and inserted into the receiving port 22a of the infected body 22 from the tip part of the injecting nozzle 21. This injecting nozzle 21 is pushingly pressed against the receiving port 22a of the injected body 22, and the injecting nozzle 21 is connected to the receiving port 22a of the injected body, leading to constitution of the connecting method of the injecting nozzle.
Patent JP-S54100509-A (JP)
Title: Screw compressor
Inventor: MATSUBARA KATSUMI
IPC: F04C18/16
Filed: 1978-01-25
Abstract: PURPOSE:To improve the performance of a screw compressor, by reducing the distance of both plain bearings. CONSTITUTION:The distance lB between centers of plain bearings 9, 9' supporting male and female rotors 3, 4 revolvable is made smaller than the distance lR between both rotors 3, 4. This can eliminate the discrepency of the center of both rotors 3, 4 from the center of both bearings 9, 9' during the operation, keeps the clearance between the rotor gears appropriate to eliminate gas leak from the clearance and also eliminates ruptures due to contact of both rotors with their casing. In case of a screw compressor designed for refrigeration and air conditioning, the ratio of the difference of shaft centers lR, lB to the inner diameter D of bearings 9, 9' is perferable at (0.15-0.30)X10<-3>.
Patent JP-S62166214-A (JP)
Title: Process for reproducing and utilizing unburnt carbon as solid fuel
Inventor: NAKAMURA MASAYOSHI
IPC: F23G5/02
Filed: 1986-01-17
Abstract: PURPOSE:To make unburnt carbon usable as a solid fuel by granulating unburnt carbon from a mixture of unburnt carbon and ash contents produced in a combustion process of petroleum hydrocarbon or singly from unburnt carbon by use of a binder, and separating and eliminating ash contents therefrom thereby to prepare pellets. CONSTITUTION:With pellets obtained from a mixture (EP soot) consisting of petroleum hydrocarbon or petroleum coke and ash contents generated in a combustion process of petroleum hydrocarbon or in a process for producing a synthetic gas by a partial oxidation of hydrocarbon or singly from unburnt carbon, preferably 96 through 98wt% of other solid fuel. The ignition delay time of the mixture (curve 3) and that of the petroleum coke (curve 4) are approximately 100mS and there is no great difference in the unburning rate after ignition between both curves. When the pellets (curve 2) are compared with patroleum combustion ashes (EP soots) (curve 1), the pellet is superior to the latter in the ignitability but the gradient of the unburning rate after the ignition, is gentle and the burning rate is lower than that of the EP soot.
Patent JP-H08200842-A (JP)
Title: Heating device and refrigerating machine having the same
Inventor: SAKAKIBARA HISASUKE
IPC: F25B1/00
Filed: 1995-01-19
Abstract: PURPOSE: To provide a refrigerating apparatus having a PTC heat-generating body employed as a heating device, wherein the PTC heat-generating body is used to raise the temperature of a body to be heated to a specified temperature in a short time and function of a thermally operated valve is not deteriorated. CONSTITUTION: An expansion valve controlling means for varying travel characteristic of an expansion valve 3 comprises an adsorbent-containing tube 26 having adsorbent contained therein and communicating with a temperature- sensing bulb 10, an electric heater 27 for heating the adsorbent-containing tube 26 and a power-switching controlling means for controlling switching of the electric heater 27. The electric heater 27 is composed of a PTC heat-generating body 270 and a sheet-shaped resistor 271 formed on a surface of the PTC heat- generating body 270 and having higher electric resistance than the PTC heat- generating body 270 at a normal temperature, the sheet-shaped resistor 271 being arranged in such a manner as to be in thermal contact with the adsorbent- containing tube 26.
Patent JP-S5499544-A (JP)
Title: Semiconductor multiplying device
Inventor: ITOU YUUICHIROU
IPC: G06G7/163
Filed: 1978-01-23
Abstract: PURPOSE:To simplify the constitution of the multiplying device to ensure the integration onto one sheet of the semiconductor substrate by adding the semiconductor switch group and the ladder-type register group connected to the switch group. CONSTITUTION:The circuit system comprises temporary memory part M, semiconductor switch group S, control part K and ladder-type register group G. Part M uses the register of 4-bit memory capacity. Part K functions to control the ON/OFF of each semiconductor switch among group S. Reverse circuits 2a-2b receive application of the binary signal from part M, and the output is applied to the gate electrode of 4a-4d in each semiconductor switch. Switch group S is composed of FET's of 4 pairs 8 units, and the analog signal is applied from input signal 5. Register group G is provided to give the weighting to the analog signals which passed through the FET within group S and composed of 9 pieces of register elements. And output terminal P is drawn out from the non-earthed terminal of register element 7 (R) whose one end is earthed.
Patent JP-H10204459-A (JP)
Title: Grease composition
Inventor: YAMAZAKI MASAHIKO
IPC: C10N30/10
Filed: 1997-01-17
Abstract: PROBLEM TO BE SOLVED: To obtain a grease composition, capable or remarkably improving the lubrication life at high temperatures and suitable as a bearing, etc., used for high-temperature and high-speed rotation by including a base oil and a thickener containing a specific urea compound therein. SOLUTION: This grease composition comprises (A) a base oil such as a mineral oil or a synthetic hydrocarbon oil and (B) a thickener. A urea compound having an amine structure represented by the formula [R1 and R2 are each a hydrocarbon; R3 is a 6-15C aromatic hydrocarbon; A1 and A2 are each a 6-18C hydrocarbon or a 6-18C aromatic amino represented by R-NH-R'; (n) is >=1] at the terminals is contained in place of at least a part of the thickener.
Patent JP-S60151747-A (JP)
Title: Microprogram controller
Inventor: SATOU MASAKAZU
IPC: G06F12/08
Filed: 1984-01-18
Abstract: PURPOSE:To allocate effectively a buffer memory to a microprogram by giving the priority among microprograms with simple circuit constitution to occupy the buffer memory. CONSTITUTION:A register 1 holds the address of a microinstruction, and two buffer memories 2 hold a part of the program read out of a memory 3 for each block. Two address arrays 4 are set opposite to the memories 2 respectively and hold the control information on the memories 2 for each block. Two address comparators 5 compare the addresses read out of the arrays 4 with the register 1 and decides the presence or absence of a desired microinstruction as well as the block where said microinstruction is stored. The result of this decision is supplied to a write control circuit 7 via a double input gate 8.
Patent JP-H01182091-A (JP)
Title: Thermal recording material
Inventor: AZUMA SHUNSAKU
IPC: B41M5/337
Filed: 1988-01-14
Abstract: PURPOSE:To ensure excellent color forming properties, favorable preservability of a developed coloring matter and less fogging, by jointly using at least two compounds as an electron-donative dye precursor capable of a color forming reaction with an electron-acceptive compound, and adding a specified basic organic compound thereto. CONSTITUTION:An electron-acceptive compound is preferably a phenolic compound, a salicylic acid derivative or a multivalent metal salt thereof. An electron-donative dye precursor capable of a color forming reaction with the electron-acceptive compound may be a triarylmethane compound, a diphenylmethane compound, a xanthene compound, a thiazine compound, a spiropyran compound or the like. At least two such color formers are mixed, dispersed and pulverized to a particle diameter of not more than 2.0mum, whereby preservability of a developed coloring matter is enhanced. A basic organic compound of the formula, wherein R is a 2-4C alkylene oxide, n is an integer of 1-10, and m is an integer of 1-5, having a solubility in water at 20 deg.C of at least 2.0 mg/l is added in an amount of 0.2-10.0wt.% based on the color formers, whereby fogging is suppressed.
Patent JP-H07205399-A (JP)
Title: Screen printing machine and method
Inventor: TAKAHASHI MASARU
IPC: B41F15/08
Filed: 1994-01-26
Abstract: PURPOSE:To align a material to be printed with the circuit pattern of a screen plate regardless of the bonding reference position of the circuit pattern to the screen plate. CONSTITUTION:A forward and rearward drive means 21 and a left and right drive means 22 respectively moving a positioning stage in a feed direction and the direction crossing the feed direction at a right angle are provided to operate the center position of the circuit pattern 7 in a screen plate 2 from the bonding reference position of the circuit pattern 7 in the screen plate 2 and the dimension of a material 1 to be printed and the material 1 to be printed is positioned in a posture wherein the center position of the circuit pattern coincides with that of the material 1 to be printed to be easily set to the position corresponding to the circuit pattern to perform printing.
Patent JP-S61166903-A (JP)
Title: Method for compacting metallic powder
Inventor: NAKAMURA HIDEKI
IPC: B22F3/16
Filed: 1985-01-19
Abstract: PURPOSE:To inhibit the oxidation of a green compact and to increase the green density by subjecting metallic powder to preliminary cold compacting, heating the resulting green compact to a specified temp., and compacting it. CONSTITUTION:Metallic powder is charged into a die 1 and subjected to preliminary cold compacting with upper and lower punches 2, 3 until >=about 50% green density is attained. The resulting preliminary green compact is heated to 400-800 deg.C with an induction coil part 4 and compacted with the upper and lower punches 2, 3.
Patent JP-S63173548-A (JP)
Title: Processed unpolished rice
Inventor: NAKAMURA KINYA
IPC: A23L7/10
Filed: 1987-01-14
Abstract: PURPOSE:To make it possible to improve absorbability, cook rice in a manner similar to that for polished rice and obtain tasty cooked rice without impairing nutriments contained in unpolished rice or flavor, by providing many cuts by cutting blades on almost all the periphery of pericarp. CONSTITUTION:This processed unpolished rice has many cuts 3 formed by cutting blades on almost all the periphery of pericarp 2. The cuts 3 preferably have a depth so as to pass majority thereof through the layer of the pericarp 2 and many cuts are preferably formed on all the region of the pericarp 2 not in one direction but in irregular directions or at random.
Patent JP-S60148743-A (JP)
Title: Tonneauboard reinforce for automobile
Inventor: INADA YOSHINORI
IPC: B62B1/02
Filed: 1984-01-17
Abstract: PURPOSE:To make it possible to use a tonneaucover as a shopping car by forming a foldable container between a main frame with casters supported at its both ends and a sub-frame furnably attached to its ends. CONSTITUTION:The tonneauboard 1 for automobile is composed of a board assembly 3 which covers a luggage room 2 and the side-finishers 4 which support the board assembly 3 at its both sides. And, the board assembly 3 is composed of a board 5 and a reinforce assembly 8 which is capable to be hung on or removed from holders 7 fixed to the board 5 with screws 6. In this case, the reinforce assembly 8 is composed of a main frame 9 in inverted U shape, a sub- frame 13 attached to the both lower ends 10 of the main frame 9 with screws 12 and turnable in a range of 90 deg., the casters 14 attached to the aforementioned lower ends 10, and the container's components 32, 33, 35, 39, 40 which can be kept between the aforementioned frames 9 and 13 in folded form.