baber/WOPTO huggingface dataset:
Patent JP-2001275342-A (JP)
Title: Dc-voltage converting circuit
Inventor: SUZUKI MASAYUKI
IPC: H02M3/155
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a DC-voltage converting circuit, capable of reducing response delays in a feedback loop and stabilizing output voltage. SOLUTION: This converting circuit includes a differential voltage generating means (22) for generating differential voltage between detected voltage of the output voltage, in which DC-voltage supplied by a DC power source is stepped vertically and a reference voltage, a comparing means (28) for comparing the differential voltage with a ramp waveform signal and generating a switching pulse of a duty ratio which corresponds to the differential voltage, and a slow start means (30) for generating a slow start signal of fall waveform voltage which falls gradually from prescribed voltage when power source is turned on, supplying the signal to the comparison means 28 instead of the differential voltage, and increasing the duty ratio of the switching pulse gradually. Thus the response delay in the feedback loop can be reduced and stabilize the output voltage.
Patent JP-2001269538-A (JP)
Title: Device and method for treating waste gas
Inventor: HONDA HIROKI
IPC: B01D53/94
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a waste gas treating device and a method therefor which treat harmful materials such as dioxins, or the like, in a waste gas with high efficiency and which are not affected by corrosion due to SOx. SOLUTION: A gas cooling device 102 for cooling the waste gas 11 discharged from various incinerators 101, a front stage side dust collecting device 201 for removing soot and dust in the waste gas and for removing a chlorine-based gas and for desulfurization by introducing a neutralizing agent 13, a rear stage side catalytic dust collecting device 202 for removing the remaining soot and dust in the waste gas which has been treated for removing dust and an acidic gas in the waste gas, and a stack 106 for discharging the cleaned waste gas outside through an induction fan 105. The temperature (T1) of the inlet gas of the front stage side dust collecting device 201 is <=250 deg.C, and the temperature (T2) of the inlet gas of the rear stage side dust collecting device 202 is >150 deg.C.
Patent JP-2001275283-A (JP)
Title: Stator of alternator for vehicle
Inventor: OHASHI ATSUSHI
IPC: H02K15/02
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To obtain a stator of an alternator for a vehicle, in which the output can be prevented from lowering by suppressing the temperature rise. SOLUTION: In an alternator for a vehicle comprising a rotor 7 having claw- like poles 23, 24 being fitted to a rotary shaft 6, and a stator 55 having a stator core 50 with a stator coil 43 of three-phase AC connection and having opposite end faces clamped by split brackets 61, 62, the stator core 50 comprises a base 51, a plurality of teeth 52 projecting in the axial direction therefrom, a core 71 constituted by laminating stripe steel sheets 100, and an end plate 70 thicker than the steel sheet 100 arranged at least on one end face of the core 71.
Patent JP-2001273832-A (JP)
Title: Button for electronic apparatus and lighting control method for button
Inventor: YOSHIDA MASAO
IPC: H04M1/22
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a button for an electronic apparatus having a good operational property. SOLUTION: Numeral patterns 21 in red, kana letter patterns 31 in green and alphabetical character patterms 41 in black are printed on a key top 11 as plural kinds of patterns. Red, green and orange back light colors are obtained by selectively causing red LED 51 and a green LED 5 to emit light as light sources of the back light. The lighted color of the back light is controlled according to the color of the pattern used by a mode.
Patent JP-2001272153-A (JP)
Title: Refrigerator
Inventor: CHIBA AKIHIKO
IPC: F25D19/00
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a refrigerator capable of preventing small animals such as a rat or the like from entering a cooling unit on a unit base. SOLUTION: There are provided a unit cover 15 covering over a unit base 7 and a fixing member 18 arranged at a lower edge of the unit cover 15. A flange 14 at a circumferential edge of the unit base 7 is held by the fixing member 18 and the lower edge of the unit cover 15, thereby the unit cover 15 is fixed to the unit base 7.
Patent JP-2001282571-A (JP)
Title: Event tracing method
Inventor: NAKADA KOZO
IPC: G06F11/28
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To make the relevance of respective pieces of trace information held in a trace memory clear. SOLUTION: When a CPU 2 traces a processing history to a trace memory 21, the same identifier is given to a processing based on the same request. When a communication card 3 traces the processing history to a trace memory 31, sequential identifiers are given to the identifier that the CPU 2 gives and tracing is performed.
Patent JP-2001269559-A (JP)
Title: Vertical agitating device
Inventor: YATOMI RYUICHI
IPC: B01F7/16
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a vertical agitating device stably securing the mass transfer between a gas and a liquid to be treated through a gas and liquid interface even in the case of fluctuation of the liquid amount in a tank during the operation. SOLUTION: The vertical agitating device is provided with an agitating element disposed on a vertical central line of an agitating tank and extended continuously upward and downward and a baffle plate extended from the wide wall of the agitating tank along a tank bottom, and a section positioned on the tank bottom of the baffle plate is extended from a lower end site of the side wall to at least beyond the tank bottom center of the agitating tank.
Patent JP-2001283586-A (JP)
Title: Semiconductor memory circuit
Inventor: NANBA YASUHIRO
IPC: G11C11/408
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor memory circuit in which sufficient restoring level can be obtained even when self-refresh requiring low current consumption is used. SOLUTION: This device is provided with a delay quantity switching circuit block 40 switching delay quantity of a RTO signal so that the RTO signal prescribing non-activation of a word line at the time of self-refresh is delayed. A signal path B is selected at the time of CBR-refresh and a signal path A is selected at the time of self-refresh by a path selecting circuit C of this delay quantity switching circuit block 40. At the time of self-refresh, the RTO signal is delayed by the prescribed time by the signal path A. Consequently, an activation period of a RASB signal is prolonged, and a selecting period of a word line is prolonged. At the time of CBR-refresh, the signal path B is selected, the RTO signal is not delayed. Therefore, a waveform of the RASB signal is adjusted in accordance with length of a cycle of refresh-operation, appropriate restoring level is obtained.
Patent JP-2001279202-A (JP)
Title: Adhesive tape for indication
Inventor: SAKASHITA SADAJI
IPC: B32B27/32
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To obtain an adhesive tape for indication slightly generating a harmful substance such as dioxins during incineration, having a low reduction ratio of adhesive strength and antistatic function. SOLUTION: (1) This adhesive tape is characterized in that the adhesive tape is obtained by laying an adhesive layer on one side of a substrate comprising a polyolefin as a main component, the surface resistance value of the substrate is <=1×1014 Ω and the reduction ratio of adhesive strength is <=20%. (2) The adhesive tape is characterized in that the adhesive tape is obtained by laying an adhesive layer on one side of a substrate comprising a polyolefin as a main component, the substrate contains a polymer type antistatic agent and the surface resistance value of the substrate is <=1×1014 Ω.
Patent JP-2001276662-A (JP)
Title: Plastic sorter
Inventor: INOUE TETSUYA
IPC: B03C7/06
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To improve separation accuracy by preventing plastic pieces from being erroneously sorted by being bounced back to the front end side of a separation plate. SOLUTION: The plastic piece sorter has an electrifying device which electrifies plural kinds of plastic pieces, a metallic drum electrode 6 which transports the electrified plastic pieces via a supplying device with fixed quantity from the electrifying device to an electrostatic field for sorting, a high-voltage electrode 8 which is arranged to face the metallic drum electrode 6 and forms the electrostatic field for sorting between itself and a moving electrode and a recovering section 11 which separates and sorts the plastic pieces according to the polarities and the electrostatic quantity. Single or plural recovering chambers 21 to 23 segmented by the separation plates 25A and 25B according to purity or recovering rate are arranged in the recovering section 11 and buffer plates 28 for preventing the bouncing back of the plastic pieces are mounted at the front ends of the separation plates 25A and 25B.
Patent JP-2001285013-A (JP)
Title: Surface acoustic wave device
Inventor: IIOKA ATSUHIRO
IPC: H03H9/25
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To improve joining strength of wire bonding by preventing an IDT electrode made of metal alloy from corroding. SOLUTION: On the main surface of a piezoelectric substrate 1, an excitation electrode 2 for generating a surface acoustic wave and plural lead-out electrodes 3 connected to the excitation electrode 2 are formed, and the excitation electrode 2 and lead-out electrodes 3 are covered with an insulating protection film 5, which covers them so that one-end parts of the lead-out electrodes are exposed; and the exposed parts of the lead-out electrodes and part of the protection film 5 are covered with an electrode pad 6, which is connected to an external circuit via conductive connection body 4.
Patent JP-2001283243-A (JP)
Title: Recording medium recording three-dimensional graphics plotting data and its plotting method
Inventor: MORIWAKI SHOHEI
IPC: G06T15/00
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a recording medium which records three-dimensional graphics plotting data capable of reducing data quantity of the three-dimensional graphics plotting data to be required. SOLUTION: A data table 2 includes a source pointer 3 to indicate an initial address of plotting data 8, a destination pointer 4 to indicate transfer destination of the plotting data 8 and data length 5 to indicate data length of the plotting data 8 to be transferred. The plotting data 8 is shared among frames, and the data quantity of the plotting data can be reduced since the plotting data 8 to be plotted is indicated by the data table 2.
Patent JP-2001280851-A (JP)
Title: External heating rotary kiln
Inventor: HAMADA KYUJI
IPC: F27B7/22
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide an external heating rotary kiln in which a ceramic core tube is protected against cracking while ensuring a high thermal efficiency. SOLUTION: A ceramic core tube 1 is covered with a metallic protective tube 2 and supported softly, at the parts covering the opposite ends of the core tube 1, by a ground packing 4 used as a shaft sealing member at the rotary part. Since the core tube 1 is not required to be tightened at the supporting part and can slide in the axial direction of the core tube 1, undue thermal stress or thermal stress gradient is not generated in the axial and circumferential directions of the core tube 1. Consequently, the ceramic core tube 1 is protected against cracking and a high thermal efficiency can be ensured.
Patent JP-2001284079-A (JP)
Title: Device for discharge lamp, discharge lamp lighting device and illuminator
Inventor: KOBAYASHI MASAMI
IPC: H05B41/24
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To protect a discharge lamp lighting device from outbreak of fuming and ignition caused by an unusual generation of heat resulted from continued unusual discharge; which is generated at the outer surface of a casing along the crack between electrodes with the same polarity, which is formed on one electrode of a pair of outer electrodes; or generated at the outer surface of a casing when the insulation between the electrodes, having different polarity from each other, is deteriorated. SOLUTION: For a discharge lamp 1 having a pair of electrodes 3, 4, generating discharge inside a transparent bulb 2, on the outer surface of the bulb, when the insulation between a pair of outer electrodes 3, 4 is deteriorated, an unusual discharge is generated between the outer electrodes along the outer surface of the transparent bulb. Thereupon, a disorder detecting means 12 detects the unusual discharge, and the disorder detecting means restricts the output of a high frequency generating device.
Patent JP-2001288250-A (JP)
Title: Epoxy resin composition and semiconductor device
Inventor: MAEDA HARUHIKO
IPC: H01L23/31
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor-encapsulating epoxy resin composition which corresponds to an insertion mount and a surface mount, and which is excellent in the storage characteristics at ordinary temperature, moldability, flame-retardancy, soldering resistance and moisture-resistant reliability, and also which has a great safety for the environment because of containing substantially no halogen and no antimony. SOLUTION: The epoxy resin composition comprises as essential components (A) an epoxy resin expressed by general formula (1), (B) a phenolic resin expressed by general formula (2), (C) a curing accelerator which is a molecular associate of (X) a tetrasubstituted phosphonium and the conjugate base from (Y) a compound having in the molecule two or more phenolic hydroxyl groups and (Y) a compound having in the molecule two or more phenolic hydroxyl groups, the conjugate base being a phenoxide-type compound in which one hydrogen is removed from (Y) the compound having in the molecule two or more phenolic hydroxyl groups, and (D) an inorganic filler.
Patent JP-2001283652-A (JP)
Title: Communication cable
Inventor: ONO YUJI
IPC: H01B7/17
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To efficiency restrain only leaked high frequency current without requiring a space. SOLUTION: This communication cable (10) having conductive portions (11, 12, 13) for transmitting signals and a sheath (14) for coveting the conductive portions comprises a magnetic loss film (15) formed at least in part of the surface of the sheath (14). The communication cable can be a coaxial cable having a center conductor (11) and a cylindrical outer conductor (12) eccentric with the center conductor with an insulator (13) held therebetween, as the conductive portions. The magnetic loss film can use a granular magnetic thin film. The granular magnetic thin film can be, for example, a sputtered film formed by sputtering or an evaporated film formed by evaporation.
Patent JP-2001286897-A (JP)
Title: Dewatering method for organic sludge
Inventor: MATSUI KENSUKE
IPC: C02F11/06
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To decrease the required amount of an oxidizing agent and to perform efficiently dewatering at low cost in a dewatering method for organic sludge which lowers the moisture content of dewatered cake obtained by reacting an oxidizing agent, such as ozone, with organic sludge prior to dewatering treatment of the organic sludge. SOLUTION: The dewatering method for the organic sludge consists in obtaining the dewatered cake and separated water by subjecting the organic sludge to aeration with air, then bringing the sludge into contact with the oxidizing agent and subjecting the sludge to dewatering.
Patent JP-2000325306-A (JP)
Title: Endoscope device
Inventor: SASAKI MASAHIKO
IPC: H04N5/238
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To slender the diameters of the insertion parts of an endoscope provided with a plurality of image-pickup elements in the inside of the insertion end part. SOLUTION: An electronic endoscope equipped with a plurality of CCDs 804a to 804d in the inside of the insertion end part is provided with a buffer circuit 831 in the inside of the insertion end part, and a single driving signal transmitting wire 832 is connected to the input end of the buffer circuit 831. The driving signal is distributedly supplied to the respective CCDs 804a to 804d by the buffer circuit 831.
Patent JP-2001288267-A (JP)
Title: Method for manufacturing high purity silicone ladder polymer
Inventor: YAMAMOTO SHIGEYUKI
IPC: H01L21/316
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing in a simple way a high purity silicone ladder polymer proper for use as semiconductor surface protecting film, layer insulation film, or the like. SOLUTION: The polymer is manufactured by a method wherein an organosilane compound is dissolved into an organic solvent, a prepolymer obtained by hydrolysis in ultrapure water is cleaned as required in ultrapure water, and the prepolymer is dissolved into the organic solvent to be heated in the absence of catalysts.
Patent JP-2001289875-A (JP)
Title: Contact probe
Inventor: KAWAKAMI YOSHIAKI
IPC: G01R31/26
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To form contact pins in a fine arrangement of a narrow pitch. SOLUTION: Pattern wiring lines 11A and 11B on films 12 and 12 at first and second contact probe parts 10A and 10B are set in the arrangement in which contact pins 11a and 11b are respectively separated by twice a desired interval (a). Moreover, arrangement positions of the pattern wirings are mutually shifted in an arrangement direction. Both contact probe parts are overlapped with the pattern wiring lines directed inside oppositely to each other, whereby the pattern wirings 11A and 11B are alternately arranged in a noncontact manner. The contact probe 10 having contact pins 11a and 11b arranged in an array of a fine interval y is thus obtained.
Patent JP-2001287712-A (JP)
Title: Apparatus for weighing and casing spheres
Inventor: IWASHITA TORU
IPC: B65B35/20
Filed: 2000-04-06
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for weighing and easing spheres wherein a weight of spheres to be filled per carton can be automatically fed and a predetermined number of spheres can be arranged without heaping them and automatically filled into the carton. SOLUTION: The apparatus for weighing and casing spheres comprises a feeder for feeding a predetermined quantity of spheres, a plurality of gutter- shaped storage sections, a weighing device for weighing a weight of the spheres received in the storage section, and a filling device for filling the weighed spheres into the carton by one line at a time. The filling device of the spheres includes a discharging arm 22 provided at a terminal end of the final storage section 9 so that it can rise/lower to serve both to stop the spheres and to discharge the spheres by one line at a time, a discharging nozzle 16 for guiding the spheres discharged by the arm 22 and a carton support device 24 with the carton 17 for receiving the discharged spheres mounted wherein the carton 17 can be appropriately tilted, raised/lowered and horizontally moved.
Patent JP-2001287341-A (JP)
Title: Ink amount sensing sensor and ink leakage preventing device
Inventor: SATO MITSUO
IPC: B41F31/02
Filed: 2000-04-10
Abstract: PROBLEM TO BE SOLVED: To enable sensing of two types of ink amounts having different objects of sensing the ink amount in an ink reservoir for automatically supplying the ink amount to maintain the ink amount in a predetermined range in the reservoir, and sensing an abnormal increase in the ink amount in the reservoir by one ink amount sensing sensor. SOLUTION: The ink amount sensing sensor 27 for sensing the amount of the ink by sensing an electrostatic capacity of the ink stored in the ink reservoir 15 comprises a needle 27a inserted into the ink in the reservoir 15 to sense an increasing or decreasing state of the ink in a predetermined range, and an abnormal increase sensing unit 27b to be contacted with the ink when the ink in the reservoir 15 is abnormally increased.
Patent JP-2001294990-A (JP)
Title: Ferritic stainless steel sheet excellent in ductility
Inventor: KIMURA KEN
IPC: C22C38/28
Filed: 2000-04-12
Abstract: PROBLEM TO BE SOLVED: To provide a ferritic stainless steel sheet excellent in dictility in both of the rolling and width direction. SOLUTION: This ferritic stainless steel sheet excellent in ductility has a composition containing, by mass, 0.0005 to 0.03% C, 0.01 to 1% Si, 0.01 to 1% Mn, <0.04% P, 0.0001 to 0.01% S, 10 to 25% Cr, 0.01 to 0.8% Ti, 0.005 to 0.1% Al, 0.0005 to 0.03% N and 0.0005 to 0.01% Mg, also, in which Mg inclusions with the maximum size of 0.05 to 2 μm and Ti4C2S2 with the maximum size of 0.5 to 2 μm are dispersed into the steel at a density of >=3 pieces/mm2 in both cases, and further, the elongation EL of the formed product satisfies the following inequality in both directions of the rolling direction and the width direction: EL>=37-0.3×[Cr]+2.8×t, wherein [Cr]: the Cr content (mass %), and (t): the sheet thickness (mm) of the formed product.
Patent JP-2001294602-A (JP)
Title: Method for producing oil-in-water type dispersion
Inventor: MASUDA SATORU
IPC: C08F2/01
Filed: 2000-04-13
Abstract: PROBLEM TO BE SOLVED: To produce an oil-in-water type dispersion that gives droplets of high uniformity and stability over a wide range of operation conditions with reduced effect of the physical properties of a hydrophobic liquid and an aqueous medium. SOLUTION: A hydrophobic liquid is injected through a nozzle plate having a plurality of injection orifices into an aqueous medium forming a continuous phase whereby an oil-in-water type dispersion in which the droplets of the hydrophobic liquid are formed in the aqueous medium is prepared. In this case, the nozzle plate having the plurality of orifices of elliptical or rectangular cross sections is characteristically used.
Patent JP-2000314829-A (JP)
Title: Dust cover for protecting optical fiber sleeve housing
Inventor: BANDY JAMES C
IPC: G02B6/38
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To prevent the contamination of an optical fiber and to protect a sleeve housing and the optical fiber against damage by connecting landings to a bore extending in the longitudinal direction and tapering these landings toward the second end of a longitudinally long member, and making the landings surely hold the sleeve housing in the central bore of the longitudinally long member. SOLUTION: The longitudinally long member 18 includes the central bore 22 which is delineated at the first end 18a and extends in the longitudinal direction and the plural landings 24 which are continuous with or adjacent to the central bore 22. The plural landings 24 are tapered from the first end 18a toward the second end 18b of the longitudinally long member 18. When a dust cover 10 is arranged in an adapter, the dust cover is aligned within the adapter by the rectangular cross section of the longitudinally long member 18 and the tapered outside surface of the longitudinally long member 18. When the dust cover 10 is slid in the adapter, the sleeve housing engages the tapered landings 24 and is tightly engaged by the landings 24.
Patent JP-2001296318-A (JP)
Title: Power-supply-voltage sensing circuit
Inventor: IKOMA HEIJI
IPC: G11C5/14
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To provide a power-supply-voltage sensing circuit which can reduce a power consumption without degrading its sensing precision. SOLUTION: The power-supply-voltage sensing circuit whose accuracy is high and whose power consumption is low is provided in such a way that two reference-voltage generation circuits as a high-accuracy reference-voltage generation circuit 1 whose power consumption is large anal which generates a high- precision reference voltage and a low-power-consumption reference-voltage generation circuit 7 whose precision is inferior and whose power consumption is low are used jointly and that the power of the generation circuit 1 is lowered when a sensed voltage value is sufficiently high so as to save electric power.