baber/WOPTO huggingface dataset:
Patent JP-2002058258-A (JP)
Title: Voltage compensating circuit of 3-phase inverter having four switches and method for compensating voltage
Inventor: LEE DON MYUN
IPC: H02M7/162
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a voltage compensating circuit of a 3-phase inverter having four switches capable of compensating a distortion of 3-phase applied voltages due to a voltage ripple and a method for compensating a voltage. SOLUTION: The voltage compensating circuit of the 3-phase inverter having four switches comprises upper and lower end DC link capacitors (C1, C2) connected in series to be charged by a DC voltage to be input, a B4 inverter (2) for supplying voltages charged in the capacitors (C1, C2) to a 3-phase motor by utilizing the four switches, a rectifying means for rectifying an AC power to be input of an AC power source into a DC voltage and then supplying the DC voltage to the capacitors (C1, C2), and a triac (T) connected at its input terminal to one terminal of the AC power source and connected at its output terminal to an intermediate point of the capacitors (C1, C2) to control charging states of the capacitors (C1, C2). In this circuit, a DC link voltage is controlled so that the capacitors (C1, C2) are charged via different routes.
Patent JP-2003006917-A (JP)
Title: Method for detecting optical information, optical device for detecting optical information, and optical information recording/reproducing device
Inventor: NAKAO TAKASHI
IPC: G02B5/18
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To secure the symmetry of a spot of ±first-order diffracted light formed on a photodetecting element, to form the photodetecting element into a small size, and to achieve the reduction of the number of components, cost reduction and miniaturization. SOLUTION: In this device for detecting optical information, an optical element 32 in which a cylindrical concave lens part 321 with a curvature in a direction orthogonal to the track of an optical disk 24 is formed is stacked on the photodetecting element 30. Reflecting optical flux from the optical disk 24 is diffracted to ±first-order diffracted light and zero-order light by using a hologram element 28. The zero-order light is magnified in the direction orthogonal to the track of the optical disk 24 by passing it through the cylindrical concave lens part 321 and is made incident on the photodetecting element 30. The ± first-order diffracted light is directly transmitted through the optical element 32 as it is, made incident on the photodetecting element 30 and then a circular light spot is formed on the photodetecting element 30.
Patent JP-2003012455-A (JP)
Title: Skin cleansing sheet
Inventor: MURATA YOKO
IPC: A61Q1/02
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a skin cleansing sheet enabling makeup stains or the like to be effectively removed, causing no rough skin even if used daily, and good in preservation stability even if compounded with no preservative in high concentrations. SOLUTION: This skin cleansing sheet is obtained by impregnating a sheet- like base with a composition comprising a nonionic surfactant, an α-hydroxy acid, phenoxyethanol and/or benzoic acid or a salt thereof and water.
Patent JP-2003013883-A (JP)
Title: Centrifugal pump
Inventor: FUKUHARA SHINGO
IPC: F04D15/00
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a centrifugal pump having an impeller capable of generating equilibrium of the thrust force acting on the impeller from ahead thereof and behind. SOLUTION: The impeller 26 of the centrifugal pump is furnished with a back face wear ring 44 having a greater diameter than a front face wear ring 40, wherein a thrust adjusting window 48 is provided in a back face shroud 38. The thrust PBAB acting from the back face is put in equilibrium with the thrust PSAS acting from the front face by adjusting the area AB whereon the pressure PB acts through adjustment of the area of the thrust adjusting window 48.
Patent JP-2002055334-A (JP)
Title: Color liquid crystal display device having high aperture ratio
Inventor: HEN BYONHYON
IPC: G02F1/1335
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a color liquid crystal display device having a high aperture ratio in which a wide alignment margin is obtained without decreasing the quality. SOLUTION: The device has a first substrate on which a black matrix 12 of a color filter plate is formed into stripes and a second substrate on which a black matrix in stripes perpendicular to the above black matrix of the color filter plate is formed. Thus, the black matrix is replaced by black stripes and is obtained by separately manufacturing upper and lower substrates and then integrating, and thereby, the alignment margin is increased when the upper and lower substrates are integrated.
Patent JP-2003017133-A (JP)
Title: Coin-shaped nonaqueous secondary cell
Inventor: SATAKE HISASHI
IPC: H01M4/587
Filed: 2001-07-02
Abstract: PROBLEM TO BE SOLVED: To provide a coin-shaped nonaqueous secondary cell enabled to miniaturize, having big capacity, low internal resistance, and high output. SOLUTION: For the coin-shaped nonaqueous secondary cell comprising a positive electrode, a negative electrode, and nonaqueous electrolyte liquid, (1) the positive electrode is composed of at least positive electrode activator, conduction agent for positive electrode, and positive electrode binder, where, the added volume of the conduction agent for positive electrode is not less than 10 weight % of the total weight of the positive electrode, and (2) the negative electrode is composed of at least negative electrode activator, conduction agent for negative electrode, and negative electrode binder, where, the added volume of the conduction agent is not less than 20 weight % of the total weight of the negative electrode.
Patent JP-2003023769-A (JP)
Title: Semiconductor module for power
Inventor: OKUMURA SABURO
IPC: H01L25/07
Filed: 2001-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor module for power which protects an IGBT mounted on itself, without being provided externally with a snubber circuit. SOLUTION: This semiconductor module for power is equipped with a semiconductor chip Q for power, Zener diode chips ZDC1, ZDC2,..., ZDCn which have Zener voltage small in the rate of temperature change which are provided in plural numbers in series between the first main electrode and the gate electrode G of the semiconductor chip Q for power, and Zener diode chips ZDE1 and ZDE2 which have small rate for Zener voltage rate in the temperature change and are provided in between the second main electrode E and the gate electrode G of the semiconductor chip for power.
Patent JP-2003031329-A (JP)
Title: Socket for lamp
Inventor: MATSUYAMA SHIZUO
IPC: H01R33/18
Filed: 2001-07-11
Abstract: PROBLEM TO BE SOLVED: To improve workability by easily electrically connecting both Dumet wires of a lamp to respective terminals and completing attachment of the lamp to a socket body by the connection. SOLUTION: In the socket for the lamp, the lamp 30 is attached to the socket body 10, and a pair of terminals 40 electrically connected with a pair of the Dumet wires 32 of the lamp 30 are incorporated in an interior of the socket body 10. Both terminals 40 are provided with connecting parts 46 and 48 of shapes cut in from end parts of the terminals in at least two respective places. Each connecting part 46 and 48 is exposed to the outside of the socket body 10 and the Dumet wires 32 can be inserted through each connecting part 46 and 48 from the end parts of the terminals 40.
Patent JP-2003032979-A (JP)
Title: Switched reluctance motor
Inventor: ASANO YOSHINARI
IPC: H02K19/10
Filed: 2001-07-13
Abstract: PROBLEM TO BE SOLVED: To reduce vibration due to radial force exerted on a stator in a switched reluctance motor for noise reduction. SOLUTION: The gaps between windings 14, formed on the adjacent salient poles of the stator 11 and both the end faces of the stator 11 in the axial direction are resin molded. At least the resin 15a in the gaps between the windings 14 formed on the adjacent salient poles of the stator 11 and the annular resin 15b on both the end faces of the stator in the axial direction are integrally molded. Furthermore, the gaps between the windings 14 formed on the adjacent salient poles of the stator 1 and the end faces of the windings in the axial direction are all resin molded.
Patent JP-2003024249-A (JP)
Title: Vacuum cleaner
Inventor: YOKOYAMA HIROSHI
IPC: A47L9/16
Filed: 2001-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a vacuum cleaner sufficiently maintaining the seal of a suction opening provided sideways on a dust collector case. SOLUTION: This vacuum cleaner is provided with a body case 22 with a built-in blower 23, the dust collector case 40 provided on the body case 22 and a cover 60 hinged on the back of the body case 22. The dust collector case 40 has an upper opening 43 and an opening 45A provided on a side and facing sideways. The cover 60 has a guide air passage 76 that faces the upper opening 43 at covering the dust collector case 40 and has a suction opening 72 communicating with the upper opening 43 via a seal member 73 and an opening 71 that faces the opening 45A and communicates with the opening 45A via a seal member S1.  The vacuum cleaner comprises the blower 23 for sucking air inside the dust collector case 40 via the guide air passage 76 of the cover 60, wherein the upper opening 43 slants in a direction in which the opening 45A of the dust collector case 40 applies a pressing force to the opening 71 of the cover 60 when the cover 60 is closed.
Patent JP-2003026363-A (JP)
Title: Medium processing device
Inventor: HISAMATSU TAKESHI
IPC: B65H29/58
Filed: 2001-07-16
Abstract: PROBLEM TO BE SOLVED: To provide a medium processing device capable of increasing the accommodation capacity for receipt sheets by arranging so that a receipt take-in part can take in a new receipt sheet even if the taken-in receipt sheet touches a take-in roller. SOLUTION: If any customer has left a receipt sheet 6, a motor 41 is rotated reversely to transport the sheet 6 to a receipt take-in part 5. Reverse rotation of the motor 41 causes the take-in roller 34 to rotate to result in taking-in of the receipt sheet 6 in a stacking part 37. The take-in roller 34 is furnished on its shaft with a one-way clutch so that the take-in roller 34 remains out of rotation when the motor 41 rotates in the regular direction. Accordingly a new receipt sheet 6 can be taken in even if stacked sheets 6 are touching the take-in roller 34.
Patent JP-2003024300-A (JP)
Title: Cerebral blood vessel extraction program in mra image and apparatus therefor
Inventor: EMOTO HIROSHI
IPC: G06T3/00
Filed: 2001-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a cerebral blood vessel extraction program capable of extracting the accurate three-dimensional structure data high in anti-noise properties of the center line of a cerebral blood vessel by utilizing an MRA image, and an apparatus therefor. SOLUTION: A slice is searched from the vicinity of a neck part to a head top part to calculate the blood vessel region start point of an artery and a blood vessel region is searched on the slice from the start point by a region expansion method and the center line of the cerebral blood vessel is extracted by tracking the center-of-gravity point of the searched blood vessel region. By this constitution, the extraction of the blood vessel region from the MRA image of the whole of the head is completed. Next, as the treatment of an unnecessary blood vessel due to the effect of noise, or the like, the unification of the center line and the removal of a short branch line are performed.
Patent JP-2003037111-A (JP)
Title: Semiconductor device
Inventor: TAMESHIGE TAKASHI
IPC: H01L27/04
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To achieve at least control of dishing or erosion when buried wirings are formed or suppression of the increase of parasitic capacities caused by insertion of a metal fill pattern. SOLUTION: In a region where two metal wires are formed in parallel on a semiconductor, a plurality of metal members having a polygonal cross section consisting of a length (a) in parallel in a longitudinal direction of the wires and a length (b) vertically in a longitudinal direction of the wires are arranged between the metal wires so that the mean distance between each of the two metal wires and each metal member is larger than (b).
Patent JP-2003034830-A (JP)
Title: Copper alloy foil for laminate
Inventor: NAGAI TOUBUN
IPC: H05K1/09
Filed: 2001-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a copper alloy foil having small roughness, high electroconductivity, and high strength, which has adequate adhesiveness to adhesives including an epoxy resin without being roughened, and can be layered on a copper-clad laminate in three levels flexible substrate. SOLUTION: The copper alloy foil for the laminate has characteristics of surface roughness 2 μm or less by ten points average surface roughness (Rz), tensile strength of 500 N/mm<2> or more, and conductance of 60% IACS or more, and peel strength with adhesives of 8.0 N/cm or more by an 180 degree test, after bonded to a substrate resin with adhesives including the epoxy resin, without being roughened, by including, by weight ratio, one or more of 0.01%-0.5% Fe, 0.02%-1.0% Ni, and 0.02%-1.0% Co, of less than 1.0% in total, P of 0.05-0.2 times more to the total quantity, and the balance copper with unavoidable impurities, and by making the thickness of a rust preventive film to be 3 nm or less from the surface.
Patent JP-2003040918-A (JP)
Title: Solid catalyst component and catalyst for polymerizing olefins
Inventor: TASHINO KUNIHIKO
IPC: C08F10/00
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a solid catalyst component and a catalyst for polymerizing olefins, capable of obtaining a polymer of olefins with a high yield, and particularly obtaining the polymer of olefins with a high yield while keeping a high stereoregularity, and further having a high responsibility to hydrogen. SOLUTION: The solid catalyst component and the catalyst are produced by bringing a magnesium compound, titanium (IV) chloride and a cyclohexenedicarboxlic acid ester into contact with one another.
Patent JP-2003044135-A (JP)
Title: Conveyance device using permanent magnet
Inventor: SHIMIZU TAKAAKI
IPC: B65G47/84
Filed: 2001-07-26
Abstract: PROBLEM TO BE SOLVED: To provide a conveyance device which can move a member for conveyance along a curved conveyance path. SOLUTION: This conveyance device is equipped with the curved conveyance path 904, a holding member 912 which holds and moves the member 910 for conveyance along the curved conveyance path 904, a holding member operating mechanism for operating the holding member 912, a holding-direction determining means including three arrays of permanent magnets 912m1 to 912m3 for holding-direction determination fitted rotatably to the holding member 912, and a guide means including one array of guide permanent magnets 940 for determining the direction of the holding member 912. The permanent magnets for holding-direction determination have magnetic poles different from those of adjacent arrays.  The permanent magnets for holding-direction termination in the intermediate array and the guide permanent magnets in the one array have mutually different opposite magnetic poles and the direction of the holding member is determined according to the magnetic force between the permanent magnets for holding-direction determination and the guide permanent magnets.
Patent JP-2003044765-A (JP)
Title: Device and method for requesting credit card transaction, affiliated store terminal, computer program and ic chip
Inventor: SHIMOKAWA TAKAHIRO
IPC: G06Q20/00
Filed: 2001-07-31
Abstract: PROBLEM TO BE SOLVED: To provide a credit card transaction requesting device capable of performing authentication processing of a credit card transaction with a portable terminal of a card member while utilizing the existing system. SOLUTION: This credit card transaction requesting device (CPU) 4 is provided in the portable terminal 20 of the card member who requests a transaction with a credit card and for communicating with the affiliated store terminal 30 that performs transaction processing through the portable terminal.  The device 4 discriminates a first command to be used for exchange with an IC chip 2 storing information of a credit card mounted on the portable terminal and a second command to be used for processing in the portable terminal among a plurality of commands in the case of receiving the commands from the affiliated store terminal, acquires a response from the IC chip to the first command, performs processing of the portable terminal on the basis of the second command and transmits collation results between processing results of the portable terminal and credit card information in the IC chip to the affiliated store terminal.
Patent JP-2003047172-A (JP)
Title: Data recording device
Inventor: ABE SHINYA
IPC: H02J13/00
Filed: 2001-08-02
Abstract: PROBLEM TO BE SOLVED: To solve the problem in a data recording device, whose recording device to record plant data from control devices to be monitored in a power station or the like is multiplexed, that synchronism of the plant data inputted to each recording device is required. SOLUTION: Reliable synchronization is achieved by inputting the identical plant data, by inputting the plant data fetched in a main recording device into a recording device for backup via a transmission device. Further, when restarting or when the data is manually inputted, synchronization of the plant data is achieved, by comparing the plant data between the recording devices, and by inputting the differences: that is, missing plant data from either of the recording devices to a data-missing recording device. Further, the reliable synchronization of the plant data is achieved by adding time information to the plant data, by synchronizing the CPU time of the control device with that of the recording device of the control device to be monitored, by GPS signal.
Patent JP-2003049594-A (JP)
Title: Gatepost and its manufacturing method
Inventor: KAWASAKI MASAAKI
IPC: E06B11/02
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a gatepost that can be mass-produced though it is made of concrete, can reduce the construction period and costs, and can be improved in appearance property or artistic feeling. SOLUTION: This gatepost is provided with a skeleton section 4 composed of supports 2 having leg sections 2a at one ends and reinforcing bars 3, a main gatepost body 8 formed by placing concrete 6 containing hard foamed beads as aggregate in a form 5 housing the skeleton section 4 and having a curved surface section 7 at least partially, and gate-surrounding furnishings 14, such as a surface finishing material 9, a gate lamp 10, an interphone 11, etc., provided on the surface of the gatepost body 8. This gatepost is also provided with a hanger 15 detachably provided on the top of the gatepost body 8.
Patent JP-2003049696-A (JP)
Title: Engine control system
Inventor: ANDO KATSUYUKI
IPC: F02D35/00
Filed: 2001-08-07
Abstract: PROBLEM TO BE SOLVED: To improve engine startability by correctly determining a front and a back standard position portion at an engine start-up. SOLUTION: A crank sensor 4 generates a crank signal consisting of a pulse train of predetermined angular intervals and having therein front pulseless periods and back pulseless periods at 360 deg.CA intervals. Cam sensors 5 and 6 are disposed respectively on the intake side and the exhaust side of an engine to generate a cam signal of different modes for respective engine cylinders and different signal levels for the front pulseless period and the back pulseless period of the crank signal. An ECU 1 comprises a microcomputer 10, and a CPU 11 in the microcomputer 10 executes engine cylinder discrimination according to the cam signal of either the intake side or the exhaust side at an engine start-up. Subsequently to the cylinder discrimination, when a pulseless position of the crank signal is reached, whether the pulseless period is the front or the back is determined from the signal level of the cam signal used in the cylinder discrimination.
Patent JP-2003055246-A (JP)
Title: Melanin formation inhibitory material
Inventor: TAKAMATSU SATOSHI
IPC: A23L17/40
Filed: 2001-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a food additive that can inhibit the black discoloration occurring in lobsters, shrimps and crabs, the brown spots occurring on raw noodles, the discoloration in fruits at high levels with no hygienic problems, a method of retaining the quality by excluding the discoloration of foods using the additive, and provide medicines and foods that can develop the more sufficient skin-whitening effect that prevents the skin from staining and spotting than in the case of the external application with high stability without hygienic problems. SOLUTION: The melanin formation inhibitory material includes, as active ingredients, one or two or more species selected from the extracts and/or the sap of plants of Geissospermum in Apocynaceae, Himatanthus in Apocynaceae, Croton in Euphobiaseae and the like.
Patent JP-2003059574-A (JP)
Title: Connector
Inventor: ISHIKAWA RYOTARO
IPC: H01R13/42
Filed: 2001-08-10
Abstract: PROBLEM TO BE SOLVED: To make a retainer serve for common use. SOLUTION: A retainer 40 can be inserted into both retainer insertion holes 15 of a male housing 6 and a female housing 25, and a pair of allowance parts 45 are formed at both lower ends of respective through holes 44 matching with respective cavities 10, 29 when held at an temporal locking position. When retainers 40 are mounted to the temporal locking positions of the male and female housings 6, 29, respectively, the allowance part 45 at one side is made to communicate with an erroneous insertion preventing part 11 of the cavity 10 of the male housing 6, and the allowance part 45 at the other side is made to communicate with an erroneous insertion preventing part 30 of the female housing 25.  By the above, stabilizers 5, 24 are enabled to pass through the corresponding allowance parts 45, and male and female terminal fittings 2, 21 are enabled to mount at the insides of male and female housings 6, 25, respectively, and the retainer 40 is made to serve as the male and female housings 6, 25 commonly.
Patent JP-2003060638-A (JP)
Title: Content providing device and method therefor
Inventor: WATANABE KOICHIRO
IPC: H04N21/238
Filed: 2001-08-15
Abstract: PROBLEM TO BE SOLVED: To provide a content providing device and content providing method which can reduce a waiting time remarkably more than conventionally by applying to the case of delivering, for example, a music or a picture by the Internet, to deliver stream contents with high reliability. SOLUTION: One stream content is divided into a plurality of parts A to D on the time-series basis, and the heading part A is transmitted by a stream delivery and the remaining parts B to D are transmitted by a buffering delivery so as to start decoding at a point of time when the part immediately before the decoding was completed decoding on a reception side.