baber/WOPTO huggingface dataset:
Patent JP-2001211642-A (JP)
Title: Switching power supply
Inventor: SATO SHINJI
IPC: H02M3/335
Filed: 2000-01-26
Abstract: PROBLEM TO BE SOLVED: To solve a problem that when an input voltage significantly varies, it becomes difficult for a current-resonating DC-DC converter to operate with stability. SOLUTION: A capacitor C1 for direct-current link is installed. A half-bridge DC-DC converter is composed of first and second capacitors Ci1 and Ci2 for current resonance, first and second switch elements Q1 and Q2, and a transformer Tr with the capacitor C1 for direct-current link used as power supply. The second switch element Q2 is connected with a power supply 1 through a reactor L1 for boosting. When the second switch element Q2 is on, energy is stored in the reactor L1. When the second switch element Q2 is off, the capacitor C1 for direct-current link 1 is charged with the voltage of the power supply 1 and the reactor L1.
Patent JP-2001208307-A (JP)
Title: Melting furnace and its tapping device
Inventor: MACHIDA KEISHIN
IPC: F23J1/08
Filed: 2000-01-24
Abstract: PROBLEM TO BE SOLVED: To extract a molten metal by a necessary amount from the lower layer of a molten metal produced in a melting furnace without discharging the upper layer (molten slag) of the molten metal. SOLUTION: A tapping hole 24 is installed to the furnace body 2 of this melting furnace separately from a slag hole 22 at a position on the outside of the inner periphery of the body 2 and higher than a slag hole 22 and openably blocked with an opening/closing lid 27 and sand. When discharging the molten metal 6, the taping hole 24 is opened after the molten metal 6 is moved to a spot above the hole 24 by tilting the furnace body 2 by means of a tilting mechanism 10.
Patent JP-2001209532-A (JP)
Title: Mobile agent sytsem, method to move agent, and its computer program
Inventor: MIURA YASUSHI
IPC: G06F21/12
Filed: 2000-01-27
Abstract: PROBLEM TO BE SOLVED: To identify the source of the problem that can happen when mobile program code is started. SOLUTION: The device has a means to receive information 101 which receives data generated or renewed by a program code and a route that the program code traces, a means of inspection 102 which inspects the information received in the last means, the means to start the program code which is inspected in the last means, a means to judge the renewal of the data 104 which judges whether or not the data is renewed, a means to sign 105 which gives an electric signature to the data renewed in the last means and the route of the trace, and a means to send information 106 which sends the program code, the data, and the route of the trace.
Patent JP-2001213697-A (JP)
Title: Manufacturing method of silicone epitaxyial wafer
Inventor: YAGI SHINICHIRO
IPC: H01L21/68
Filed: 2000-01-28
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of silicon epitaxyial which remarkably reduces defect of crystal detected optically as large particles on the surface of the silicon epitaxyial wafer. SOLUTION: At manufacturing the silicon epitaxyial wafer through vapor phase growth of the silicon epitaxyial layer on the cleaned silicon wafer, the epitaxyial is grown after when the silicon wafer is transferred 3 times after carrier-less cleaning and until the transfer to the reaction furnace at the epitaxyial growth equipment. As an example, the silicon wafer is stored in the storage carrier after carrier-less cleaning (transfer 1), taken out from the carrier and stored in the cassette permanently installed at the epitaxyial growth equipment (transfer 2), and taken out from the cassette and transferred to the reaction furnace at the epitaxyial growth equipment (transfer 3).
Patent JP-2001214077-A (JP)
Title: Colored composition and color filter
Inventor: TAKEDA AKIHIKO
IPC: C08L101/12
Filed: 2000-01-31
Abstract: PROBLEM TO BE SOLVED: To increase a transmittance. SOLUTION: A colored composition in which a red, a green and a blue pigment each containing particles having the primary particle diameter of <=0.05 μm in an amount of >=90% are dispersed in a transparent resin.
Patent JP-2001205810-A (JP)
Title: Ink-jet head
Inventor: MICHIHIRO TOSHIAKI
IPC: B41J2/05
Filed: 2000-01-28
Abstract: PROBLEM TO BE SOLVED: To provide an ink-jet head of a high reliability which can effectively prevent ink discharge holes from clogging and can form correct images conforming to image data for a long time. SOLUTION: In this ink-jet head, a substrate 1 having a plurality of linearly arranged heating resistors 3 and a top plate 5 having a plurality of the ink discharge holes are set nearly parallel via a predetermined interval provided therebetween, and an ink 8 is filled in a gap formed between the substrate 1 and the top plate 5. Images are formed by discharging ink drops from the ink discharge holes 6 by a heat energy generated by the heating resistors 3. The ink 8 is circulated so that the ink 8 between the substrate 1 and the top plate 5 flows at a region immediately below all of the ink discharge holes 6.
Patent JP-2001192991-A (JP)
Title: Method of bleaching alkali pulp
Inventor: OI HIROSHI
IPC: D21C9/10
Filed: 2000-01-01
Abstract: PROBLEM TO BE SOLVED: To provide a method of bleaching pulp, capable of effectively removing lignin and color substance in alkali pulp, producing a pulp having high whiteness and high strength absolutely without using chlorine and perfectly preventing the generation of organic chlorine compounds such as chlorinated dioxin and chloroform. SOLUTION: An alkali pulp is treated under acidic condition to reduce the transition metal ion in the pulp, a stabilizer is added to the system while keeping the acidic state to stabilize the reduced transition metal ion, the pulp is bleached by mixing hydrogen peroxide and the bleaching is continued with or without adding oxygen after returning the pulp to an alkaline state.
Patent JP-2001218635-A (JP)
Title: Personal computer desk and auxiliary stand
Inventor: INOUE HIROKI
IPC: G06F1/16
Filed: 2000-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a personal computer desk which is a desk for performing the operation of a personal computer and is constituted for office processing at the same time, and wherein it is unnecessary to retreat a chair when the operation of the personal computer or the office processing is performed and as the result, a large office is unnecessary. SOLUTION: A lower top board 1 on which a key board is placed at a lower position than a top board for a general desk is provided and an upper top board 2 for the office processing is slidably fitted above the lower top board 1 and in addition, a displaying stand 7 is provided above the upper top board 2.
Patent JP-2001226816-A (JP)
Title: Method of forming ultra fine hole in fine flow feeding structure for fluid, and yarn constituted of filament single yarn spun from the nozzle and having properties
Inventor: YOKOI JUNICHI
IPC: D01D4/02
Filed: 2000-02-14
Abstract: PROBLEM TO BE SOLVED: To make a multi hole-type nozzle cope widely with small quantity to large quantity in various fluids so that it can surely spray and eject to produce multi-filament yarns. SOLUTION: On the periphery of an array board 3, plural prepared holes 4, which have a notch structure evenly formed by slitting are formed together with half-divided introducing parts 11a passing from a feeding side terrace 10 to a discharge side terrace 12, and fluid discharging and diffusing parts 13 facing the half-divided introducing parts 11a on the discharge side terrace 12. On the other hand, a half-divided introducing parts 11b of the feeding side position of a feeding pipe frame 7a are formed corresponding the position of the above half-divided introducing parts 11a, which are placed on the periphery of the array board 3. The half-divided introducing parts 11b are paired with the half-divided introducing parts 11a, respectively, and they are attached on a feed tube 7. Further, a guide connection body 5a is formed with plural fluid guides 5, and a guide-standing part 5b is formed with the guide connection body 5a. A reticular connection part 6 is formed by evenly placing the guide connection bodies 5a on the array board 3 so that they run parallel to plural prepared holes 4 in a reticulated state, and plural fluid guides are passed through the prepared holes 4 of the array board 3, respectively.
Patent JP-2001229660-A (JP)
Title: Optical disk device
Inventor: USUI SHOICHI
IPC: H05K7/20
Filed: 2000-02-14
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk device having the good heat radiation characteristics of elements mounted on a circuit board while an improvement in workability and a cost reduction are simultaneously obtained. SOLUTION: An opening 13a of an area smaller than the area of a heat radiation sheet 12 is formed on an insulating film 13 and the radiation sheet 12 is directly stuck to an armoring cover 11 through this opening 13a. As a result, the insulating film 13 is fixed to the armoring cover 11 by the tacky adhesive power of the heat radiation sheet 12 and therefore the improvement in the workability and cost reduction in forming insulating layers are made possible. Since the heat radiation sheet 12 is directly stuck to the armoring cover 11, the heat generation of the element 15 to be mounted at the circuit board 14 may be well radiated.
Patent JP-2001228818-A (JP)
Title: Display device
Inventor: WAKAYAMA NOBUHIKO
IPC: G09G3/20
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a display device, in which an active element is annexed to each pixel and a display side has part of image processing ability and movement processing capability. SOLUTION: In a display device displaying an image, a data line supplying luminance being the brightness of a pixel to the pixel, a luminance memory holding the supplied luminance value, a strobe line generating a write-in strobe to the luminance memory and a light emitting part generating luminance, corresponding to the luminance value read out from the memory are provided for every pixel.
Patent JP-2001227805-A (JP)
Title: Air fan control method for air conditioner
Inventor: HAYAMA MASAYA
IPC: F24F11/04
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To prevent the speed of blow-off air and temperature from being lowered, and hereby improve comfortableness of a dwelling space by correcting aimed revolutions of an air fan by predetermined revolutions based upon a wind direction/position state of an air conditioner. SOLUTION: An air conditioner A includes on an indoor machine thereof an indoor heat exchanger 3 and an air fan 4, revolution speed detection means 50 for detecting the number of revolutions of the air fan 4 mentioned above and fan revolution speed control means, and a vertical blade 19 and a horizontal blade 20 provided on an air blow-off outlet 8 of the indoor machine. In the air conditioner A, when directions of the vertical blade 19 and the horizontal blade 20 are set to the position of a spot air direction, the aimed revolution speed of the air fan 4 is corrected to a slightly higher value by predetermined revolution speed, while when the same is set to the position of a wide air direction, the object revolution speed are corrected slightly lower by the predetermined revolution speed.
Patent JP-2001232131-A (JP)
Title: Removing device for gaseous impurity in air
Inventor: WAKAMATSU HIDETOSHI
IPC: F24F8/133
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To far more reduce running costs by increasing gas-liquid contact efficiency with gaseous impurity, increasing gaseous impurity removing efficiency, moreover, saving a space in a removing device for gaseous impurity suitable for removing the gaseous impurity contained in the air, especially the water soluble gaseous impurity contained in trace. SOLUTION: In a pair of nozzle structure for gas-liquid contact removing of a removing device for the gaseous impurity, one side nozzle is made in reversed flow facing toward upstream and the other side nozzle is made in parallel flow facing toward downstream, and these nozzles are combined and arranged in counter flow type. The counter flow nozzles are alternately arranged so that the nozzles do not face each other. This device is made in a three step eliminator structure, and the air once treated is subjected to feed-back circulation to an intermediate eliminator.
Patent JP-2001243228-A (JP)
Title: Animation frame retrieval device, retrieving method of animation frame and recording medium recording processing therefor
Inventor: OGAMI AKIHIRO
IPC: H04N5/775
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To facilitate retrieval of an animation frame which a user attempts to watch. SOLUTION: A bit stream area RG0 stored in a hard disk device 10 is divided into two bit stream sub-areas RG1, RG2. Images near the head of the divided bit stream sub-areas RG1, RG2 are multiplexed and displayed on a monitor 28. The user confirms display of the monitor 28 and selects the bit stream sub-area in which the animation frame which user attempts to watch is included.
Patent JP-2000210222-A (JP)
Title: Shower head mixing medicine
Inventor: HATONO HIRONORI
IPC: A47K3/28
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a shower head mixing a medicine, in which it is easy to put a cartridge into a shower head, the cartridge filled with the medicine does not disturb a user when the user uses a shower, a lot of medicine can be filled, and the shower can supply enough amount of discharged water. SOLUTION: In this shower head mixing a medicine, which can mix the medicine with water passing through the shower head and then discharges water, the shower head is provided with a shower head part 2, a holding part 1, in which one end is detachably connected with the shower head part 2 and the other end is connected with a feed water hose, and a cylindrical medicine cartridge 8, which is completely contained in the holding part 1 and has the medicine filled inside. A circulation passage is formed between the medicine cartridge 8 and the holding part 1.
Patent JP-2001239811-A (JP)
Title: Bead core and pneumatic tire
Inventor: YAMAMOTO MASAHIKO
IPC: D07B1/06
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a bead core structure for make compatible both rim slip-off resistance and rim assembly in a safety tire aiming at safe traveling under low internal pressure. SOLUTION: A bead core as a central structure of a tire bead part is constituted of two or more kinds of wires.
Patent JP-2001243530-A (JP)
Title: Method for controlling automatic vending machine
Inventor: MATOBA KAZUYOSHI
IPC: G07F9/10
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for controlling an automatic vending machine capable of selling various kinds of merchandise. SOLUTION: A mechanism control part 86 judges the finish of merchandise loading based on a door switch 82, and the chain 34 of a hanging rack 4 is driven by a sensor 61 until it is recovered to its home position. Then, while driving the chain 34 by one rotation in addition, the positional information of each hook 38 is detected by a sensor 58 and posture information (sold out of the merchandise in a spring up state) is detected by a sensor 50 to detect the presence and absence of the merchandise at each hook 38.
Patent JP-2001245111-A (JP)
Title: Image reader and method
Inventor: NASHIDA YASUMASA
IPC: H04N1/17
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide an image reader and a method for image reading at a low cost, energy saving and high performance by accommodating light quantity in the optimal value, in readily matching with the various read condition. SOLUTION: The light quantity of an LED light emitting diode is adjusted by a light quantity adjusting means 107 depending on the decision of the light quantity of the LED in the lighting means 108 of the manuscript, according to the setting mode by selecting in each read mode, that includes resolution, reading speed, gradation and data quantity, with an operating panel 104 or a host computer 102.
Patent JP-2001246021-A (JP)
Title: Solid golf ball
Inventor: MANO SATOSHI
IPC: A63B37/04
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a solid golf ball which achieves excellent repulsion and flying performances along with a better ball hitting touch. SOLUTION: In a solid golf ball comprising one layer or more of core and one layer or more of cover formed on the core covering it, at least one layer of the core comprises a formed vulcanized rubber composition containing zinc polyacrylate with the molecular weight of 416-3760 obtained by polymerizing (a) a base material rubber and (b) zinc acrylate.
Patent JP-2001093151-A (JP)
Title: Optical disk control system and optical disk
Inventor: NISHIZAWA AKIRA
IPC: G11B7/126
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk control system capable of imparting control data intrinsic for a disk to an optical disk even though a marking device is not used. SOLUTION: This optical disk control system is constituted in such a manner that the recording/reproducing operation of the disk is controlled with the control data intrinsic for the disk by imparting these control data so as not be erased at the time of data recording after the initialization when the phase transition type optical disk is initialized, and this system is furnished with such a special feature that a changed amount of the reflected light quantity required for detecting the control data intrinsic for the disk is made to a value dividing the minimum value of the reproduction output by the maximum value of the reproduction output and this value is settled to the value equal to or smaller than the specific value.
Patent JP-2001244288-A (JP)
Title: Bump formation system and vacuum suction head
Inventor: DAIROKU NORIYUKI
IPC: H05K3/34
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a bump formation system which makes possible a rapid, easy and reliable formation of many bumps having a sufficient volume, a little variation in height and a few restrictions on the material selection, on a semiconductor device or the like. SOLUTION: Using a ball squeegee 230 having a plurality of preliminarily laid wires (scraping members) 230c, a stencil 221 is filled with solder balls 140 in a row. The solder balls 140 and the stencil 221 are chucked by a chucking head and then are positioned with respect to a pad surface of the semiconductor device. Only the solder balls 140 are allowed to fall down on the pad surface. The solder balls 140 are fixed on the pad by an adhesive applied in advance and then are reflowed to be formed into bumps.
Patent JP-2001242586-A (JP)
Title: Silver halide photographic sensitive material and method for processing the same
Inventor: OIKAWA TOKUKI
IPC: G03C5/29
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a silver halide photographic sensitive material excellent in shelf stability and having high sensitivity and such stable performance that it can rapidly be processed even if the amount of a developing solution to be replenished is reduced and to provide a processing method for the sensitive material. SOLUTION: The silver halide photographic sensitive material has at least one photosensitive silver halide emulsion layer and at least two non- photosensitive hydrophilic colloid layers on the base and does not contain a hydrazine derivative. The silver halide emulsion layer has a silver to gelatin ratio of >1, the silver halide emulsion layer and/or the hydrophilic colloidal layer contains a nitrogen-containing heterocyclic mercapto compound and a layer not adjacent to the silver halide emulsion layer contains a development accelerator. In the processing method, the sensitive material is processed while replenishing a small amount of a developing solution and a small amount of a fixing solution.
Patent JP-2001246348-A (JP)
Title: Method of treating ash containing selenium
Inventor: YOSHIDA TSUNEYUKI
IPC: F23J1/00
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To surely prevent elution of Se and other heavy metals from ash containing Se by adding ferrous chloride to the ash containing Se and kneading or further adding a heavy metal fixing agent to the ash and kneading. SOLUTION: An alkali is added to ash containing Se so as to make the pH of the ash to a value of >=11 and then ferrous chloride is added to the ash while keeping the ash at a pH of >=11.
Patent JP-2001251058-A (JP)
Title: Printed wiring board
Inventor: HOSHI AYATAROU
IPC: H05K3/46
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To reduce unnecessary noise of a printed wiring board and restrain unnecessary radio wave radiated from the printed wiring board, in a multilayer printed wiring board having a power source layer, a ground layer and a wiring layer. SOLUTION: Electric function of a capacitor and a resistor is imparted to through holes for signals, a power source and a ground which are formed in the printed wiring board. Thereby unnecessary noise of the printed wiring board is reduced.
Patent JP-2001254621-A (JP)
Title: Combustion method and combustor for four-cycle direct injection type diesel engine
Inventor: AKEDA MASAHIRO
IPC: F02D41/38
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To lower a peak of pressure increasing rate of cylinder internal pressure by causing flash of main injection fuel by an auxiliary combustion flame of auxiliary injection fuel to smoothly start combustion to shorten the ignition delay time of the main injection fuel, and to restrain lowering of intake air charging efficiency by restraining the auxiliary injection fuel from vaporizing in a cylinder chamber to cause volume expansion in the intake stroke. SOLUTION: In a process where a squish flow 17 descends in the central part in a combustion chamber 2 to form a tumble flow 18, the tumble flow 18 blows off a number of fuel liquid particles from a fuel liquid film 3a formed on the outer peripheral wall surface part 6 to be evaporated while stirred and mixed, and the mixing concentration of evaporated air fuel mixture is heightened to a combustible region. The air fuel mixture is ignited by compression heat to start auxiliary combustion. By the thus generated auxiliary combustion flame, main injection fuel starting to main injection is caused to flash, and combustion is started.
Patent JP-2001255267-A (JP)
Title: Two-dimensional imaging surface plasmon resonance measuring device and measuring method
Inventor: SUZUKI KOJI
IPC: G01N21/41
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a two-dimensional surface plasmon resonance measuring device having a function for correcting an aspect ratio and capable of obtaining measurement data coincident with an actual aspect ratio of material to be measured, and to provide a method for executing multi-channel measurement of biomaterial or gene such as an antigen-antibody reaction or the like and measurement of the state of organism or metabolism of cells or the like. SOLUTION: This two-dimensional imaging surface plasmon resonance measuring device has a prism equipped on the surface thereof with a metal thin film in contact with the material to be measured, a light-entrance means for allowing light from a light source to enter from the prism side as a beam parallel to p-polarized light, and a light-receiving means for measuring the two-dimensional quantity of received light of reflected light including absorption by surface plasmon resonance phenomenon from the metal thin film. The measuring device is characterized by being equipped with a means for correcting the distortion of the aspect ratio of reflected light against the aspect ratio on the contact face of the material to be measured with the metal thin film, caused by the entering of the beam obliquely against the surface of the metal thin film by the light-entrance means.  And the measuring method using the measuring device is also provided.