baber/WOPTO huggingface dataset:
Patent JP-2001357787-A (JP)
Title: Plasma display panel and fabrication process thereof
Inventor: HASEGAWA KAZUYUKI
IPC: H01J11/22
Filed: 2000-06-14
Abstract: PROBLEM TO BE SOLVED: To provide a PDP having an effective structure for preventing 'discharge delay'. SOLUTION: A protective layer 14 is composed of non-needle crystal parts 14a and needle crystal parts 14b. Each non-needle crystal part 14a is a thin film formed in a portion12 d coming into contact with a discharge gap 12c defined by a scanning electrode 12a and a sustaining electrode 12b as well as with a barrier rib 19. At this portion, a plurality of columnar bodies of MgO monocrystal are formed in dense arrangement. Each needle crystal part 14b is formed in any other portion than the portion 12d in contact with the discharge gap 12c and the 19, and a plurality of needle crystals 14b1 are concentrated in the same posture in the same direction so as to face the discharge space 30.
Patent JP-2001356223-A (JP)
Title: Connecting structure for dispersion compensating optical fiber
Inventor: AIKAWA KAZUHIKO
IPC: G02B6/00
Filed: 2000-06-14
Abstract: PROBLEM TO BE SOLVED: To provide a structure connecting, at a low loss, a single-mode optical fiber to a dispersion compensating optical fiber both of which are largely different in effective core cross section and in mode field diameter for a wavelength in use. SOLUTION: The dispersion compensating optical fiber 1 and the single-mode optical fiber 2 are connected across a connecting optical fiber 3. In such a case, difference in the effective core cross section and in the mode field diameter between the dispersion compensating optical fiber 1 and the single-mode optical fiber 2 are >=80 μm2 and >=5.5 μm, respectively for a wavelength in use selected from 1.53-1.63 μm,  and the connecting optical fiber 3 has the effective core cross section 10-30% larger than that of the dispersion compensating optical fiber 1 and has the mode field diameter 10-60% larger than that of the dispersion compensating optical fiber 1 and is provided with an enlarged diameter part 3c which is formed by enlarging the core 3a of the end of the connecting optical fiber 3 at the single-mode optical fiber 2 side so as to match the effective core cross section and the mode field diameter of the single mode optical fiber 2.
Patent JP-2002002371-A (JP)
Title: Automatically leveling device of headlight for automobile
Inventor: TODA ATSUSHI
IPC: B60Q1/115
Filed: 2000-06-15
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive automatically leveling device for a headlight usable over a long period and having no sense of incompatibility for a driver by reducing a driving frequency of an actuator. SOLUTION: In this automatically leveling device provided with the headlight having the optical axis L vertically tilting to a car body by driving of the actuator 10, a control part 16 for controlling the driving of the actuator 10, a vehicle speed sensor 12, a car height sensor 14 and a storage part 20 for storing pitch angle data detected by the car height sensor 14 and having the control part 16 for controlling the actuator 10 so that the optical axis L becomes a prescribed inclination to a road surface, at stopping and traveling time, the control part 16 judges that a vehicle attitude is stable when a difference between plural moving average pitch angle data (for example, averaged by a second and a 3 sec) once becomes a reference value θa or more and a state of the reference value θa or less continues for a prescribed time, and controls (levels)  the driving of the actuator 10.
Patent JP-2001355848-A (JP)
Title: Cooker
Inventor: SANO MASAKAZU
IPC: F24C7/02
Filed: 2000-06-16
Abstract: PROBLEM TO BE SOLVED: To solve the problem of the conventional art in which control boards are respectively made with control means mounted for control of a heating source corresponding to a plurality of kinds of input means such as key boards and rotary encoders, and the control boards have to be changed corresponding to the input means to be adopted to the products. SOLUTION: This cooker is provided with an operation panel 3 to which a plurality of kinds of input means 4 are connectable so as to set cooking conditions from the means 4, and a controller 16 for controlling a magnetron 15 in accordance with a cooking condition set in the panel 3. The controller 16 identifies the kind of the connected input means 4, and makes a setting so that it can be applicable.
Patent JP-2002008236-A (JP)
Title: Optical recording medium and method for optical recording
Inventor: SHINKAI HIROSHI
IPC: G11B7/126
Filed: 2000-06-20
Abstract: PROBLEM TO BE SOLVED: To make formable minute recording marks with a stable form and dimension in a phase change type optical recording medium in which minute recording marks are to be formed, to improve the thermal stability of minute recording marks with the stable form and dimension and to provide a phase transition type optical recording medium with high reliability. SOLUTION: The optical recording medium has a phase change type recording layer and the minimum length of the recording marks to be formed in the recording layer is <=350 nm. The recording layer contains Sb as the main component.
Patent JP-2001074639-A (JP)
Title: Grain size distribution-measuring device
Inventor: MASUDA YOSHIMICHI
IPC: G01N15/02
Filed: 2000-06-21
Abstract: PROBLEM TO BE SOLVED: To improve measuring accuracy and working efficiency by detecting the image pickup state of each image data based on the image data that has been picked up, and at the same time by controlling a driving source based on the detected image pickup state for adjusting the amount of supply of a sample. SOLUTION: In a grain size distribution-measuring device 1, a vibration feeder 2 is driven by power supply from a driving source 3 for conveying a sample S, and the image of the sample S falling from the vibration feeder 2 is picked up by an image pickup device 4. In a controlling device 5, the image of an image pickup device 6 is taken in by an image-take-in device 9, and image data that has been picked up by a computer 10 is processed. The processed result is displayed on an image monitor 11, and at the same time is printed to a printer 12.  Then, shading ratio obtained from the image data that has been picked up by the image pickup device 4 is compared with a criterion being set in advance, the amplitude of the vibration feeder 2 is adjusted according to the difference for increasing and decreasing the amount of conveyance, and the amount of conveyance of the sample S being dropped and supplied to an image pickup part is automatically controlled.
Patent JP-2002005712-A (JP)
Title: Air flow measuring device
Inventor: ONIKAWA HIROSHI
IPC: G01F1/684
Filed: 2000-06-16
Abstract: PROBLEM TO BE SOLVED: To provide a heating resistor type air flow measuring device whereby pollution of a flow measuring element or its deterioration with age and its damage, caused by dust and droplets existing in intake air, are reduced. SOLUTION: The passage shape of an auxiliary path where an air flow measuring element is installed is regulated. Accordingly, a heating resistor type air flow measuring device can be inexpensively provided without using a new manufacturing method.
Patent JP-2002004799-A (JP)
Title: Resting room in tunnel
Inventor: OGASAWARA MITSUMASA
IPC: E21F11/00
Filed: 2000-06-22
Abstract: PROBLEM TO BE SOLVED: To provide a resting room which can be moved easily when required in a tunnel with air kept purified in the room without requiring air duct or preparation for the installation. SOLUTION: This is a resting room 1 temporarily built in a movable manner to other adequate places as required within the tunnel with the air tightness maintained inside the temporary airtight room with a dust collector 4, an air exhaust duct 5 and an air exhaust fan 6 for ventilation.
Patent JP-2002005401-A (JP)
Title: Waste heat recovery system for refuse disposal plant
Inventor: SHIBAKAWA SHIGEHIRO
IPC: F22D11/00
Filed: 2000-06-23
Abstract: PROBLEM TO BE SOLVED: To prevent occurrence of low-temperature corrosion at an economizer and the like while early gas feeding to an exhaust gas processing system as well as reduction in consumption of fossil fuel at start-up are allowed, by reducing the time required for so-called cold start at start up of a refuse disposal plant. SOLUTION: Related to the refuse disposal plant comprising a refuse disposal furnace provided with a waste heat boiler, a boiler water-supply W1 processed with a deaerator 10 whose heat source is steam S is supplied to a steam drum 4 through an economizer 6 by a boiler water-supply pump 11 while a circulation line 7 connects an output side of the economizer 6 of the boiler water-supply line to the deaerator 10 with a first control valve 8 inserted. At start up of the refuse disposal plant, the boiler water-supply pump 11 circulates the boiler water-supply W1 through the circulation line 7.
Patent JP-2001024286-A (JP)
Title: Nitride semiconductor light emitting element
Inventor: SUMINO MASAYOSHI
IPC: H01S5/042
Filed: 2000-06-23
Abstract: PROBLEM TO BE SOLVED: To fabricate a nitride semiconductor light emitting element in which contact resistance is decreased and low voltage operation is realized by employing a p-type or n-type GaN1-xAsx layer or an InGaN1-xAsx layer having critical film thickness or less as the semiconductor layer of a light emitting element. SOLUTION: Although lattice mismatch as high as 14% is present between a sapphire substrate and GaN, a GaN buffer layer 102 is grown at first at low temperature and then GaN having excellent crystallinity is obtained by controlling the thickness of layer. Subsequently, TMIn is introduced and an anti-cracking n-In0.1Ga0.9N layer 104 of 100 nm thick is formed. Thereafter, a p-GaAs0.04N0.96 contact layer 112 is grown by introducing NH3, AsH3, TMGa and CP2Mg and a high quality crystal having critical film thickness or less is obtained by setting the film thickness at 15 nm. A working voltage approximate to that of an LD element on an ordinary GaAs substrate can thereby be obtained and since generation of heat is suppressed during operation, a nitride semiconductor laser operating continuously under room temperature can be realized.
Patent JP-2002004361-A (JP)
Title: Faucet
Inventor: KONDO SATOSHI
IPC: E03C1/042
Filed: 2000-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a faucet which achieves rigid mounting state thereof, and can easily and simply cope with a wall surface in a different condition. SOLUTION: The faucet is provided with a stay 50 fixed to the wall surface H, a faucet main body 20 erected from the stay 50, and a cover 70 covering the stay 50. Further, the faucet may includes a holding member 60 which is rigidly retained by the stay 50 and the wall surface H, to thereby hold the cover 70. Still further, the faucet main body 20 may be fixed to the stay 50 by means of screws from the side of a lower surface of the stay 50.
Patent JP-2002011604-A (JP)
Title: Surface-coated cutting tool of cermet with hard coating layer exerting excellent chipping resistance in interrupted heavy cutting
Inventor: NAKAMURA KEIJI
IPC: C23C16/30
Filed: 2000-06-27
Abstract: PROBLEM TO BE SOLVED: To prevent chipping of a cutting edge and ensure long-term excellent cutting performance even in interrupted cutting on various types of steel, cast iron and the like under heavy cutting conditions including a large depth of cut and a high feed rate. SOLUTION: A surface-coated cutting tool of cermet has a hard coating layer of an average layer thickness of 5 to 30 μm formed through chemical vapor deposition and/or physical vapor deposition over the surface of a cermet base comprising a tungsten carbide-based cemented carbide base or a titanium carbonitride-based cermet base. The hard coating layer each comprises one layer or two or more layers of a carbide layer, a nitride layer, a carbonitride layer, a carboxide layer and a carbonitroxide layer all of Ti and having a granular crystal structure; an aluminum oxide layer also having a granular crystal structure; and a composite nitride layer of Ti and V having a longitudinally grown crystal structure and a V content of 1 to 30 atomic % rated in the total amount of Ti and V.
Patent JP-2002003410-A (JP)
Title: Method for producing aromatic halogen compound
Inventor: MIZUKAWA HIROKI
IPC: C07C315/04
Filed: 2000-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing an aromatic halogen compound in high yield by using an aromatic amine compound as a raw material, simpler in operability and capable of being produced at a low cost with requiring a small addition in a facility. SOLUTION: This method for producing an aromatic halogen compound is to react an aromatic amine with a nitrite or a nitrous acid ester in an acidic condition in the presence of a halide of chromium, manganese, iron, cobalt, nickel, copper or zinc, and copper acetate, copper sulfate or an alkali metal iodide.
Patent JP-2002010985-A (JP)
Title: Blood pressure measurement device and blood pressure value deciding method
Inventor: KOYAMA KAZUTOSHI
IPC: A61B5/022
Filed: 2000-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a blood pressure measurement device capable of measuring a blood pressure at the time of exercise even without an electrocardiograph. SOLUTION: In order to enable blood pressure measurement under the condition with many noises such as an exercise load test at the time of measuring the blood pressure by detecting (S3) blood stream sound (korotkoff sound) in the process (S2) of pressuring a part of an organism with a cuff 1 and gradually reducing a pressure, the band-pass filter groups 71-76 of mutually different frequency bands for which gains for respective band-pass filters are corrected by the loudness contour of audible sound for respective frequencies are provided. A CPU 11 selects (S6) the band-pass filter of the low frequency band in the case that the noise is large and the band-pass filter of the high frequency band depending on a difference by the organism and the condition of the noise (S5) and uses them for blood pressure decision (S7) based on the product of output signals from the selected filter.
Patent JP-2002014384-A (JP)
Title: Quantity-of-light adjusting device
Inventor: NAGAOKA HIDEKAZU
IPC: G03B9/04
Filed: 2000-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a quantity-of-light adjusting device with which an ND filter and aperture blades operate stably not to give trouble for autofocus operation, while reducing degradation of resolution caused by diffraction when adjusting light quantity. SOLUTION: In the quantity-of-light adjusting device, in the case of a low illuminance state where subject's illuminance is low ((a)-(b)), the light quantity is adjusted by driving only aperture blades 106 and 107, in the case of a middle illuminance state where the subject's illuminance is higher than that in the low illuminance state ((b)-(d)), the light quantity is adjusted by driving only an ND filter 104, and in the case of a high illuminance state where the subject's illuminance is higher than that in the middle illuminance state ((d)-(f)), the light quantity is adjusted by driving only the aperture blades 106 and 107.
Patent JP-2002011629-A (JP)
Title: Automatic assembly method for conveyor roller, and system for the same
Inventor: ISHII TSUTOMU
IPC: F16C13/00
Filed: 2000-06-28
Abstract: PROBLEM TO BE SOLVED: To provide an automatic assembly method for a conveyor roller and a system therefor that automate a series of assembly operations and can thereby attain the unattended assembly operations, improve the operational efficiency and improve product accuracy. SOLUTION: The automatic assembly system for a conveyor roller 1 comprises an automatic pipe supply device 10 for automatically supplying a pipe 2 to a shaft-pipe assembly step 40, an automatic shaft supply device 20 for automatically supplying one shaft 4 at a time, a stopping tongue machining device 30 for machining stopping tongues K near both ends of the supplied shaft 4, a shaft-pipe assembly device 50 for feeding the shaft 4 with the stopping tongues 5 machined to the pipe 2 to assemble them, an elastic member inserting device 61 for inserting an elastic member 6 in the right of the stopping tongues 5 of the shaft 4, and a bearing member press-fitting device 60 for press-fitting bearing members 3a and 3b from both ends of the shaft 4 and the pipe 2 of the assembly W to assemble them.
Patent JP-2002020329-A (JP)
Title: Aryl derivative and method for producing the same
Inventor: TAKAHASHI TAMOTSU
IPC: C07B61/00
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To simply obtain an asymmetric dihaloaryl derivative. SOLUTION: This method for producing an aryl derivative represented by the following formula (I) (wherein, R1 to R6 are each independently the same or different and hydrogen atom, a hydrocarbon group or the like; A1 and A2 are each a halogen atom; and n is an integer of >=0) is characterized by reacting a metallacyclopentadiene represented by the following formula (II) (wherein, L1 and L2 are each a ligand; and M is a transition metal) with a polycyclic compound represented by the following formula (III) (wherein, X1 and X2 are each a halogen atom) in an amount of >=2 mol based on 1 mol of the metallacyclopentadiene.
Patent JP-2002007792-A (JP)
Title: Quotation processing method in merchandise sales support system
Inventor: IMAHORI TORU
IPC: G06Q30/06
Filed: 2000-06-27
Abstract: PROBLEM TO BE SOLVED: To improve efficiency of sales activity between plural sales stores and distributors by accelerating quotation processings. SOLUTION: A merchandise sale support system consists of an order-receiving and order-sending management system for performing the order-receiving and order-sending management of merchandise between respective business branch offices and an extra net system connected with the plural sales stores via the Internet and is connected with the order-receiving and order-sending management system. The order-receiving and order-sending management system consists of plural databases storing various kinds of master information and the extra net system consists of databases which respectively store merchandise master information, merchandise specification information, merchandise connecting constitution information, etc., so as to conduct quotation processings with a user ID set with specific information by each sales store.
Patent JP-2002015425-A (JP)
Title: Mirror detecting circuit
Inventor: IZUMI MITSUHIKO
IPC: G11B7/09
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To form exact sampling pulses in order to detect a mirror section in a tracking-off state of an optical disk for recording. SOLUTION: The sampling pulses for detecting the mirror section are formed by comparing a total add signal 13 and a signal formed by subjecting the signal bottom detected in a bottom holding circuit 14 to peak detection by a peak holding circuit 15, inverting the signal in an inversion circuit 16 and subjecting the signal to level shifting in a level shifter circuit 17 by a comparator circuit 18.
Patent JP-2002024156-A (JP)
Title: Dma controller and transfer method therefor
Inventor: KAGEMOTO TETSUYA
IPC: G06F13/30
Filed: 2000-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a DMA controller capable of predicting a band available for another bus master during DMA transfer. SOLUTION: This DMA controller is provided with a bus release time register 200 for setting the ratio of the number of times of bus access based on DMA transfer and the number of times of bus access by the other bus master, a DMA request detecting part 60 for detecting a DMA request, a bus release counter 201 for counting the number of times of bus access corresponding to the ratio set by the bus release time register 200, a bus access request control part 71 for controlling the bus access request corresponding to the DMA request detected by the DMA request detecting part 60 and the result counted by the counter and a DMA control part 50 for controlling the execution of DMA transfer corresponding to a bus access permission. Therefore, the band available for the other bus master can be predicted during DMA transfer.
Patent JP-2001085013-A (JP)
Title: Hydrogen storage alloy electrode and nickel-hydrogen storage battery
Inventor: MATSUURA YOSHINORI
IPC: H01M4/62
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a nickel-hydrogen storage battery including a negative electrode consisting of hydrogen storage alloy capable of enhancing contact of hydrogen storage alloy pieces of the electrode and of the hydrogen storage alloy and a current collector, improving the solution retaining in the electrode, heightening the battery voltage when discharging with a large current, enhancing the charging-discharging cyclic characteristics, and preventing the internal pressure rise of the battery when it is over-charged. SOLUTION: A hydrogen storage alloy electrode 2 containing hydrogen storage alloy and a binder consisting of a copolymer of aromatic vinyl and at least one sort of acrylate ester and methacylate ester, wherein the total content of acrylate ester unit and methacylate ester unit in the copolymer ranges between 43 and 90 wt.%.
Patent JP-2002018113-A (JP)
Title: Prize exchange device
Inventor: UGAWA SHOHACHI
IPC: A63F7/02
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a prize exchange device for improving the convenience of a player by easily confirming the inventory condition of prizes. SOLUTION: This prize exchange device 1 is used when the player exchanges the size of an acquired value which has become the possession of the player by playing a game for the prize and is provided with a prize management device 11 for managing information regarding the inventory of providable prizes and a display part 4 for displaying the prizes and the presence/absence of the stock of the prizes to the player so as to be recognized on the basis of the information from the prize management device.
Patent JP-2002022520-A (JP)
Title: Two-fluid interface detector
Inventor: NOKIHARA SEISHI
IPC: G01F23/28
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a detector capable of precisely detecting the interface of two liquids in a container containing the two liquids. SOLUTION: This detector is provided with the transparent container 5 containing the two liquids and a detecting mechanism consisting of a laser beam generator 9 and a laser beam detector 10 to detect the position of the interface KL from the output change of the laser beam detector 10 in the transmission of the laser beam through the interface of the two liquids. Accordingly, the interface of the two liquids can be precisely detected.
Patent JP-2002025632-A (JP)
Title: Evaluation device for battery power supply
Inventor: MORI IICHIRO
IPC: G06F1/26
Filed: 2000-07-13
Abstract: PROBLEM TO BE SOLVED: To provide an evaluation device for a battery power supply for automatically evaluating the operating condition of a developed battery power supply in detail and in a short time. SOLUTION: The battery power supply 1 is disposed in a thermostatic oven 6 with a set temperature. It is charged by a DC power supply 3 and then caused to discharge to an electronic load 4. The voltage, current, and temperature of a secondary battery are measured by a data logger 5, and measured data is inputted into a controller 2. Data detected by a battery control means provided in the power supply 1 is taken in by the controller 2. The two sets of data are compared with each other to evaluate the operating condition of the power supply 1.