baber/WOPTO huggingface dataset:
Patent JP-2003073843-A (JP)
Title: Electroless nickel plating method for magnesium alloy material
Inventor: MIZUNARI SHIGETOSHI
IPC: C23C18/36
Filed: 2001-08-28
Abstract: PROBLEM TO BE SOLVED: To form a plating film with high quality and high performance, by simplifying a surface treatment process in a direct electroless nickel plating method for a magnesium alloy material. SOLUTION: This method includes a pretreatment step of etching the magnesium alloy material with chromic acid after degreasing, and then pickling or activating it, and an electroless nickel plating step, which is immediately performed after the pretreatment by using of a weakly alkaline electroless bath, to form a single layer of the plated film. In the above steps, the etchant is an aqueous solution containing chromic anhydride, an inorganic acid salt, and a fluoride, the pickling solution or the activation agent is an aqueous solution containing an inorganic phosphate and a fluoride, and the electroless nickel plating solution contains nickel oxycarboxylate, a pyrophosphate, a hypophosphite and a fluoride, and is adjusted to pH in weak alkalinity with ammonia water.
Patent JP-2002145767-A (JP)
Title: Therapeutic agent for circulatory disease and healthy food
Inventor: TAGASHIRA EIJIRO
IPC: A23L2/68
Filed: 2001-08-28
Abstract: PROBLEM TO BE SOLVED: To obtain an agent and a healthy food useful for treatment and prophylaxis of circulator disorders such as hypertension, cerebral apoplexy and diabetes. SOLUTION: The therapeutic agent for circulatory diseases and healthy food comprise at least one or more kinds of 3-methoxy-4-hydroxycinnamic acid, i.e., ferulic acid and/or a physiologically acceptable salt of the ferulic acid.
Patent JP-2003074888-A (JP)
Title: Indoor unit of air conditioner
Inventor: TAKEYA NOBUYUKI
IPC: F24F1/00
Filed: 2001-08-28
Abstract: PROBLEM TO BE SOLVED: To provide the indoor unit of an air conditioner which has a minus ion generator capable of preventing the occurrence of ozone caused by abnormal discharge and capable of performing efficient generation of minus ions and being excellent in safety. SOLUTION: This indoor unit is equipped with a container 120 for protection whose surface is subjected to antistatic treatment, a slit 130 which is opened in the direction of the blast of a draft air duct, besides being in a position opposed to the tip of a generator electrode 112, a grounding screw boss part 123 which is provided integrally with the surface of the container 120 for protection in a position spaced apart from the tip extension of the generator electrode 112, at which position arc discharge does not occur, and into the head of which boss part the bottom tip of an earth screw 125 for connecting a grounding wire is inserted from above, and a grounding part E where the bottom tip of the grounding screw 125 is inserted into the grounding screw boss part 123 and the grounding wire is connected to the head.
Patent JP-2003066083-A (JP)
Title: Testing device
Inventor: AOKI KAZUNORI
IPC: H04B17/40
Filed: 2001-08-29
Abstract: PROBLEM TO BE SOLVED: To efficiently set a bias of a test object. SOLUTION: In this testing device, the bias voltage B to be applied to the test object 2 is adjusted in the state where a constant voltage (signal level) A0 is inputted to the object 2 from a signal generation part 3 to control the output voltage D of the subject to a prescribed intended range, and the test to the object 2 is then executed.  This device comprises an inclination parameter memory 20 for storing the average value of the change quantity to bias voltage of the inclination of output voltage characteristic to bias voltage in two or more test objects as inclination parameters a and b; a characteristic calculating means 16a for calculating each constant of output voltage characteristic by use of a bias voltage BS designated as the inclination parameter and an output voltage DS obtained in the application to the object; and a bias voltage calculating means 17a for calculating the bias voltage B1 applied to the object by substituting the central value D0 of the intended range for the calculated output voltage characteristic.
Patent JP-2003071965-A (JP)
Title: Protective mat
Inventor: KURISU SHINICHI
IPC: B32B7/14
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a protective mat having no possibility of warpage as a whole even in its dried state after water absorption. SOLUTION: The floor surface protective mat 13 is constituted of a surface sheet 15 comprising a material having water absorbability and capable of being contracted by drying after water absorption and the back sheet 16 arranged to the whole undersurface of the surface sheet 15 comprising a material having anti-slip properties and waterproof properties laminated through adhesive parts 18. The adhesive parts 18 are arranged in a mutually independent island state and the shape thereof has a square shape. The non-adhesive parts 20 other than the adhesive parts 18 are arranged in a lattice form.  By this constitution, even if the parts 22 of the surface sheet 15 corresponding to the non-adhesive parts 20 are contracted, this contraction is absorbed by the slackening of the parts 23 of the back sheet 16 corresponding to the non-adhesive parts and the floor surface protective mat 13 is kept smooth as a whole.
Patent JP-2003075389-A (JP)
Title: Test piece for quantitative determination of alcohol, and method of determining alcohol quantitatively
Inventor: MIYASHITA MARIKO
IPC: G01N27/327
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To quickly and simply determine an alcohol concentration quantitatively. SOLUTION: An electrode system including a measuring electrode and a counter electrode is provided on an insulative substrate, and a reaction layer is provided on the electrode system or in the vicinity thereof. The reaction layer contains at least an alcohol dehydrogenase, β-nicotinamide dinucleotide and an electron acceptor. A sample solution is supplied to this test piece of the present invention, a fixed voltage is impressed thereafter between the measuring electrode and the counter electrode after lapse of a prescribed time, and an alcohol concentration is found, based on an oxydation current value flowing between the both electrodes therein.
Patent JP-2003075499-A (JP)
Title: Printed circuit board inspection apparatus and method
Inventor: OTAKA HIROYUKI
IPC: G01R31/02
Filed: 2001-09-07
Abstract: PROBLEM TO BE SOLVED: To provide a printed circuit board inspection apparatus in a simple structure that restores a fine probe that is hooked to a guide hole and has buckled to a straight-line state, reliably achieves contact with a printed circuit board, and at the same time reduces a load applied to the printed circuit board, and to provide a printed circuit board inspection method. SOLUTION: The printed circuit board inspection apparatus 1 has a shaker 24 for giving vibration to a wiring side base plate 23 for retaining a wiring side terminal section 25 in a fine probe 22 in contact with a printed circuit board 10 that is an object to be inspected. An upper fixture 40 is lowered, and the wiring side base plate 23 is vibrated and the fine probe 22 that has bucked is calibrated before pressing the printed circuit board 10 by the upper and lower fixtures (40, 20) for starting an inspection. Additionally, the wiring side base plate 23 is vibrating at the moment when the fine probe 22 is in contact with the printed circuit board 10 for buckling, thus facilitating buckling and reducing a load to the printed circuit board 10.
Patent JP-2003089053-A (JP)
Title: Abrasive grain for magnetic grinding
Inventor: TAKENOSHITA HIDEHIRO
IPC: B24B37/00
Filed: 2001-09-11
Abstract: PROBLEM TO BE SOLVED: To provide an abrasive grain for magnetic grinding used in a magnetic grinding method that increases an amount of grinding and reduces manufacturing cost. SOLUTION: An abrasive grain for magnetic grinding is constituted of particles of a soft magnetic ferrite with a specific surface area of 1.0 m<2> /g or less.
Patent JP-2003086220-A (JP)
Title: Fuel cell system
Inventor: IMAMURA TOMONORI
IPC: H01M8/04
Filed: 2001-09-12
Abstract: PROBLEM TO BE SOLVED: To provide a fuel cell system in which the impedance of the fuel cell can be measured along the time course and the moisture condition inside the fuel cell can be grasped in a real time. SOLUTION: This system has a sine-wave generator 40 to apply the sine-wave signal having an arbitrary frequency to the output signal of the fuel cell, a voltage sensor 41 to detect the output voltage of the fuel cell, a current sensor 42 to detect the output current of the fuel cell, and impedance operation means 43 to 47 to calculate the complex impedance of the fuel cell in a prescribed frequency. The complex impedances in two different frequencies are calculated by the impedance calculating means, and based on the complex impedances of two different frequencies, the complex impedances of the fuel cell in case of applying the sine-wave signal are calculated while the frequency is varied.
Patent JP-2003088934-A (JP)
Title: Method and die for forging aluminum car component to be forged
Inventor: FUJII TAKUMI
IPC: B21K1/14
Filed: 2001-09-13
Abstract: PROBLEM TO BE SOLVED: To provide a method and a die for forging an aluminum car component having a head part to be connected to a supporting body and an arm part continuous to the head part and bent in the forging direction to the head part without causing deviation of profiling. SOLUTION: In the method for forging the aluminum car component 1 having the head part 3 to be connected to the supporting body, and the arm part 4 continued to the head part 3 and the arm part 4 bent in the forging direction to the head part 3, the forging is performed by using a closed die in which the forging direction is defined as the direction of minimizing the absolute value of the total of the components Fsn (n=1, 2, etc.), in the horizontal direction of the pressing force Fn (n=1, 2, etc.), applied to a forged surface when forging the aluminum car component 1, and the direction orthogonal to the forging direction is the die parting line, and the forging die comprises the closed die.
Patent JP-2003091427-A (JP)
Title: Information processor
Inventor: NIWA YUICHI
IPC: G06F11/00
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To surely update the firmware of an information processor (printer) without increasing the workload of an operator or increasing costs, and to surely set special specifications as necessary. SOLUTION: A server printer retrieves a client printer (the other printer) in the same device kind as its own device, and at the time of succeeding in the retrieval of the client printer, the server printer detects the version of the firmware of the client printer, and compares the version with the version of its own firmware, and at the time of recognizing that the version of its own firmware is older as the compared result, the sever printer informs an operator of information promoting the update of the firmware when any specific specification is not set, and both the information promoting the update of the firmware and information indicating that it is necessary to set the specific specifications when the specific specifications are set with display or printing.
Patent JP-2003092018-A (JP)
Title: Reflection sheet and backlight unit using the same
Inventor: NAKANO MASASHI
IPC: F21V3/00
Filed: 2001-09-19
Abstract: PROBLEM TO BE SOLVED: To provide a reflection sheet enabling to prevent the damage on a back surface of a light guide plate, and to provide a backlight unit using those reflection sheet, enabling to realize the improvement and uniformity of brightness. SOLUTION: A reflection sheet 1 for the back light unit reducing the scatter of light comprises a base material sheet layer 2 made of white synthetic resin, and a damage prevention layer 3 laminated on the front surface side of the base material sheet layer 2. The damage prevention layer 3 is composed of a binder 4 and beads 5 dispersed in the binder 4, and characterized by soft convex parts almost uniformly formed on the surface.
Patent JP-2003095147-A (JP)
Title: Structure of reinforcing bag-shaped portion
Inventor: SHIMOJI TOSHINAKA
IPC: B62D33/023
Filed: 2001-09-20
Abstract: PROBLEM TO BE SOLVED: To provide a structure of reinforcing a bag-shaped portion, allowing the setting of a reinforcing material with a good-appearance outer face in reinforcing the bag-shaped portion bent into a U-shape and having increased rigidity against a load. SOLUTION: The bag-shaped portion 8 having a tail gate outer 6 and a tail gate inner 9 welded at their welded portions 10 and an upper part with its cross section bent at an approximately right angle comprises a reinforcing material 12 provided inside two approximately-right-angle faces of the tail gate outer 6 along the two faces, the reinforcing material 12 being fixed to the two faces by applying adhesives 13, 14 between each of both ends of the reinforcing material 12 and each of the two faces.
Patent JP-2003099418-A (JP)
Title: Physical quantity estimating method
Inventor: HASHIMOTO SUMIO
IPC: G06F17/50
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To provide a method for precisely estimating a physical quantity by numerical calculation though a division number is not large. SOLUTION: The method estimates the physical quantity at a place to be determined by a physical law by dividing a space into meshes and obtaining the physical quantity at the intersection of the meshes by numerical calculation. The estimated value of the physical quantity at the intersection of the meshes when the division number N is finite or the coefficient value of a progression when the estimated value is given progression development are expressed to be C(N)=C0 +C1 N<α> ...(1) (α<0) as the function of the division number N, and the value of Ci (i=0, N) and the value of α are obtained by a statistical method. Thereby, the estimated value of the physical quantity at the intersection of the meshes or the coefficient value of the series when the estimated value is given series development when the division number N is infinite are estimated as C0 .
Patent JP-2003094091-A (JP)
Title: Apparatus for removing nitrate nitrogen
Inventor: TAKEMURA KIYOKAZU
IPC: C02F1/20
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for stably exhibiting denitrification performance by always maintaining a low concentration of dissolved oxygen in water to be treated. SOLUTION: This apparatus for removing nitrate nitrogen comprises a membrane separating means 30 and a reaction tank 14 wherein the nitrate nitrogen in the water is denitrified by reduction using a denitrification sulfur bacterium, under an anaerobic condition with coexisting sulfur as a simple substance. The apparatus has installs an aeration tank 12 in a passage of the water to be treated circulating therethrough and controls to keep the concentration of the dissolved oxygen in the water to be treated in the reaction tank 14 at 0.3 mg/L or below.
Patent JP-2003100299-A (JP)
Title: Lithium secondary battery
Inventor: KOSUDA ATSUKO
IPC: H01M10/0565
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To suppress the decrease in the recovery capacity of a lithium secondary battery when it is reserved at a high temperature, where the decrease in the recovery capacity occurs when BF (boron-fluoride) salt is used for an electrolyte. SOLUTION: The lithium secondary battery comprises a positive electrode containing PVDF (polyvinylidene fluoride) homopolymer synthesized by an emulsion polymerization method and a small amount of niobium, and negative electrode containing styrenebutadiene rubber and carboxymethylcellulose, and an electrolyte containing lithium fluoroborate and lactone.
Patent JP-2003094525-A (JP)
Title: Ultrasonic blow molding method
Inventor: FUKUDA KOJI
IPC: B29C67/00
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To further reduce the cost of an ultrasonic blow molding method because it is unnecessary to manufacture a mold if a molding resin compound is formed into a predetermined three-dimensional shape using an ultrasonic hologram image and cost can be reduced as compared with an optical shaping method utilizing a hologram image of laser beam cut cost is increased if ultrasonic waves are oscillated using an ultrasonic oscillator array. SOLUTION: A liquid tank 1 is filled with a hydraulic fluid 3 and the molding resin compound 5 is floated and supported on the liquid surface of the hydraulic fluid 3. A phase control plate 6 is arranged above the molding resin compound 5 and only one ultrasonic oscillator 7 is moved on the phase control plate 6 in an X-direction. The plane ultrasonic waves oscillated from the ultrasonic oscillator 7 are spatially modulated by the phase control plate 6 to form a hologram image having a predetermined cross-sectional shape in a Y-direction on the resin molding compound 5 and the resin molding compound 5 is molded in the same way as the hologram image by the pressure thereof. Then, if the total range in the X-direction is scanned by the ultrasonic oscillator 7, the resin molding compound 5 can be molded into a predetermined shell shape showing a three-dimensional shape only by one ultrasonic oscillator 7.
Patent JP-2003096977-A (JP)
Title: Hard roofing material
Inventor: ISHIKAWA TAKASHI
IPC: E04D1/24
Filed: 2001-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a hard roofing material, which is lightweight, has excellent weatherability and is maintenance-free. SOLUTION: In the hard roofing material A, a downwardly drooped cover piece 2a is formed on the downstream side of a substantially square-shaped tabular decoration face 1, shiplap joints are formed at the right-left end sections of the decoration face 1 and a plurality of hollow holes H are formed along the upstream side from the downstream side.
Patent JP-2003104419-A (JP)
Title: Cap for plastic container
Inventor: YAMASHITA TOMOYASU
IPC: B65D51/18
Filed: 2001-09-26
Abstract: PROBLEM TO BE SOLVED: To solve a problem that a tubular gap caused when a needle or the like pierced in a stopper supported by casings is pulled out of the stopper is not sufficiently closed, resulting in a leakage of a liquid substance sealed inside a plastic container to the outside. SOLUTION: The cap for the plastic container includes the casings 5a and 5b and the stopper 1. A cap including a projection 2 on a side of the container and having an area on an interface of the projection 2 of 25% or more of an area on an upper surface 4 of the stopper is employed as the stopper. In addition, the cap including a plurality of projections on a side of the container on a whole body is employed.
Patent JP-2003098166-A (JP)
Title: Method for feeding liquid of liquid chromatography and gradient method
Inventor: FURUSHIMA NORITAKA
IPC: G01N30/26
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To prevent irregularities in liquid feeding by combining two liquid feeding units or more each comprising a liquid feeding device and performing control between the units. SOLUTION: The at least two liquid feeding units each comprising a liquid feeding pump device for feeding a fluid or its mixture are made to communicate with each other. Each liquid feeding unit is provided with a pressure sensor for monitoring pressure during liquid feeding. The first liquid feeding unit performs discharge at a desired set value. At least one another liquid feeding unit senses the pressure of the liquid feeding unit during its discharge. Preliminary pressurization is performed according to the pressure of discharge of the first liquid feeding unit. A desired discharge pressure is obtained. Then discharge is performed at a desired set value.
Patent JP-2003100966-A (JP)
Title: Ceramic circuit board
Inventor: MIYAO TAKAYUKI
IPC: H01L23/36
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To prevent the deterioration of the heat radiation of a ceramic circuit board due to penetration of bubbles into a heat conductive composition between the circuit board and a radiating member, since a semiconductor element generates heat to warp the circuit board. SOLUTION: The ceramic circuit board 1 is composed of a metal circuit board 3 fixed onto the upside of a ceramic board 2 and a dummy metal circuit board 4 fixed onto the other side opposite to the circuit board 3, and the dummy board 4 is mounted on a heat radiating member 7 through a heat conductive composition 6. The gap of the dummy board 4 corresponding to a space between circuits of the circuit board 3 is filled with an insulative resin 5 having a Young' s modulus of 20 GPa or less so as to make the gap of the dummy board 4 flush, thereby preventing bubbles from penetrating into the gap corresponding to the space between the circuits of the dummy board 4.
Patent JP-2002212201-A (JP)
Title: Polysaccharide extracted from seaweed, and process for preparation and use thereof
Inventor: MORIKAWA KAZUHIRO
IPC: A23L21/10
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a polysaccharide useful as a thickener, a process for preparing it, and the polysaccharide containing thickeners, foodstuffs, cosmetics and medicines. SOLUTION: The polysaccharide is made from a raw material, the seaweeds used for the preparation of agar. The polysaccharide solution with a concentration of 0.5-2 w/w% displays a thixotropic behavior in the range of the temperature of 10-40 deg.C. The process for the preparation thereof and the use for thickeners, foodstuffs, cosmetics, and medicines are also provided.
Patent JP-2003109686-A (JP)
Title: Relay terminal block
Inventor: TATEYAMA KENICHI
IPC: H01R9/24
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a small electric device using an integral connection relay terminal block to reduce complicated work of once removing a crimp terminal of internal wiring screw-fastened to a relay terminal and then placing the crimp terminal and a crimp terminal of external wiring coaxially in piles to screw- fasten them. SOLUTION: This relay terminal block comprises a nut function at a base part of the terminal block; an insertion groove of a metal plate for locking the crimp terminal, formed in a short-circuit preventing side wall surface rising from the upper face of the base part; a through hole in the center part, and a positioning function provided at the outer peripheral part of the through hole and fitted to the crimp terminal; and a locking part fixed into the insertion groove. A capacitor is enclosed at the bottom part of the relay terminal block to constitute a small noise filter.
Patent JP-2003108094-A (JP)
Title: Planar display device
Inventor: FUJIWARA HISAO
IPC: G09G3/20
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To sufficiently reduce power consumption in multi-level display by an FRC (frame rate control). SOLUTION: A planar display is provided with a plurality of liquid crystal display pixels PX which constitute a display screen, a plurality of scanning lines Y which are located along the rows of the pixels PX, a plurality of signal buses X which are located along the columns of the pixels PX and a plurality of pixel driving sections PD which are arranged in the vicinity of the crossing positions of the lines Y and the buses X and drive a plurality of the display pixels PX.  Each section PD includes a pixel switch circuit SW which takes in display signals having a plurality of bits on the corresponding signal bus when the circuit SW is driven through the corresponding scanning line Y, a digital memory section MR which holds the display signals taken in by the circuit SW and a polarity control circuit PC which reverses the polarity of the display signals being applied to the corresponding pixels PX from the section MR with a prescribed period. The section PD, in particular, includes a switching circuit SWX which switches the output polarities of a minimum weight bit of the section MR.