baber/WOPTO huggingface dataset:
Patent JP-2003113137-A (JP)
Title: Method for producing (meth)acrylic acid
Inventor: SAKAMOTO KAZUHIKO
IPC: C07C51/43
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing (meth)acrylic acid capable of attaining the longer-term continuous operation for the production through suppressing the adverse effect of byproducts in the distillation step. SOLUTION: This method for producing (meth)acrylic acid involves introducing a (meth)acrylic acid-containing liquid with <=0.1 mass% in the concentration of glyoxal (including its hydrate) contained therein into a distillation column. The other version of this method comprises the step of obtaining an aqueous solution of (meth)acrylic acid by contacting a collecting liquid with a product obtained using propylene and/or acrolein or the like and a circulating line through which the collecting liquid separated from the effluent resulted from separating the (meth)acrylic acid from the above aqueous solution is circulated; wherein part or the whole of the collecting liquid in the circulating line is separated into a non-permeated liquid and a permeated liquid by the use of a reverse osmosis membrane and part or the whole of the permeated liquid is circulated as the collecting liquid.
Patent JP-2003114296-A (JP)
Title: Repairing method, welding method for repair, and welding method for repair of atomic power plant
Inventor: KIKUCHI EIJI
IPC: B23K31/00
Filed: 2001-10-03
Abstract: PROBLEM TO BE SOLVED: To provide a repair method and a welding method for repair capable of welding for repair without removing a defect by efficient processing of the inside of the defect, and a repair method and repair welding method for atomic power plant capable of efficiently repairing a defect which occur in an apparatus or a structure in a nuclear reactor pressure vessel. SOLUTION: In this repairing method for processing defect such as a cracking which occurs on any of the surfaces of the respective types of apparatuses or structures, the welding method for repair for sealing the defect part by welding later, and the repairing method and welding method for repair of the atomic power plant, is characterized in that a combustible organic solvent or an organic deoxidizer is penetrated in the defect part, and then the defect part is heated to burn the organic solvent or the organic deoxidizer, or the defect part is heated to remove oxygen in the air or dissolved oxygen in moisture involved in the defect. After the combustible organic solvent or the organic deoxidizer is penetrated in the defect part, the defect part is heated with decompression or under the decompression.
Patent JP-2003062042-A (JP)
Title: Medicine container
Inventor: MATSUZAWA YUTAKA
IPC: A61J1/10
Filed: 2001-08-29
Abstract: PROBLEM TO BE SOLVED: To provide a flexible medicine container which enables filled medicine to be dissolved and mixed with basic liquid from communicating part with it, enables administration of the dissolved and mixed medical liquid to a patient, and also enables recognition of the details (type and amount) of the medicine to be administered to the patient. SOLUTION: This medicine container is composed of a medicine container main body 1 in which the medicine can be filled in, a filling/take-out port member 2 which is liquid-tightly closed by a stopper body 3 after the container is filled with the medicine, a communicating needle 4 comprising a first locking part 4C and a second locking part 4D on a piercing part 4E, a click chip 5 which can open a communicating path 4A of the communicating needle 4 from a selective closing state, and a cap 6 which has a first receiving part 6B and keeps the piercing part 4E including an opening 4B of the communicating needle 4 under an aseptic state. The medicine container main body 1, the filling/ take-out port member 2, the stopper body 3, the communicating needle 4, the click chip 5 and the cap 6 are molded out of a resin material.
Patent JP-2003123208-A (JP)
Title: Terminal electrode of thin-film element, its manufacturing method and thin-film magnetic head
Inventor: KIKUIRI KATSUYA
IPC: G11B5/39
Filed: 2001-10-04
Abstract: PROBLEM TO BE SOLVED: To provide, as one object of the invention, a terminal electrode capable of increasing the attaching strength of the terminal electrode by eliminating defects such as voids in an insulating layer around the terminal electrode to set a high density. SOLUTION: A terminal electrode is disposed in a lead section joining part of a thin-film element formed by a thin-film technology, the terminal electrode 3 is constituted of an upper pad 3B and a lower pad 3A, the lower pad 3A is formed in a support shape projected from the lead section joining part and, on the lower pad 3A, the upper pad 3B is formed to be wider than the lower pad 3A and aligned for its center part with the center part of the lower pad 3A.
Patent JP-2003071679-A (JP)
Title: Coolant purifier
Inventor: YAMAZAKI MINORU
IPC: B23Q11/10
Filed: 2001-08-30
Abstract: PROBLEM TO BE SOLVED: To provide a coolant purifier of a new system in which chips or abrasive grains are not deposited on a bottom of a coolant tank by the coolant swirl generated in the coolant tank when treating the coolant containing chips or abrasive grains. SOLUTION: In a cylindrical coolant tank for generating the swirl in the coolant which flows out of a general industrial machine and contains chips or abrasive grains, the coolant tank is a longitudinally cylindrical and oblong coolant tank 18. Coolant outlets 16 and 17 of the oblong coolant tank 18 directly connected via piping components to coolant circulating coolant pumps 12 and 13 for directly sucking the coolant in the oblong coolant tank 18 from a bottom side 15 of the oblong coolant tank 18 by the coolant circulating coolant pumps 12 and 13 are provided on the bottom side 15 of the oblong coolant tank 18.
Patent JP-2003114743-A (JP)
Title: Electronic equipment
Inventor: KAGEYAMA TAKAHISA
IPC: G06K17/00
Filed: 2001-10-09
Abstract: PROBLEM TO BE SOLVED: To prevent an electric power source part from supplying an electric power source exceeding suppliable electric energy. SOLUTION: Extension cards 20, 21 are attached respectively to the first slot 15 and the second slot 16. Alarm display that the power source is in an overload condition is displayed on a liquid crystal display 14, when current values supplied to the cards 20, 21 exceed a rated current value of the power source part 12, in feed of the power source. Since transfer to a display screen using a hard disc recorder 1 is not permitted therein, a user is required to refeed the power source after the card 20 or the card 21 is removed.
Patent JP-2003122475-A (JP)
Title: Information processing device
Inventor: MURAKAMI YOICHI
IPC: G06F3/02
Filed: 2001-10-10
Abstract: PROBLEM TO BE SOLVED: To improve the operability of an information processing device. SOLUTION: The information processing device has a touch detecting means 10 for detecting that a finger touches a key top of press-input means 5, 5,... and an output means 11 for outputting the name and/or function of the press- input means which the finger touched based on the result of the detection by the touch detecting means in an image and/or voice.
Patent JP-2003120289-A (JP)
Title: Cooling water passage structure of internal combustion engine
Inventor: TADA HIROSHI
IPC: F02F1/10
Filed: 2001-10-10
Abstract: PROBLEM TO BE SOLVED: To solve the problem that a large flow rate can not be obtained, because cooling water is distributed at water pressure difference in a water jacket when a cooling water passage for cooling between cylinder bores is formed in a way to penetrate between opposed water jackets. SOLUTION: An inlet opening 142 of an interbore cooling water passage 140 is opened in a water jacket 120, and an outlet opening 144 is formed on a top face of a cylinder block 100. An outflow part 236 of a connection passage for connecting water jackets 120 and 220 has a cored opening 236a formed by a core at the time of casting, and the outlet opening 144 of the interbore cooling water passage 140 is installed at the corresponding portion thereof.
Patent JP-2003122135-A (JP)
Title: Cleaning device and cleaning method
Inventor: TSUNEKAWA JUNJI
IPC: G03G21/10
Filed: 2001-10-12
Abstract: PROBLEM TO BE SOLVED: To provide a cleaning device and a cleaning method capable of easily and securely cleaning away a residue of a transferred image on a transfer body. SOLUTION: The cleaning device 70 is used for a printer that has a photoreceptor drum, electrifier, exposure unit, developing means, transfer roller 6, and backup roller. The cleaning device 70 has a pressing roller 71, disposed so as to be able to come into contact with the transfer roller 6 and move apart therefrom and used for transferring a residue of a transferred image on the transfer roller 6 to a cleaning web S by pressing the cleaning web S to the transfer roller 6. The cleaning device 70 also has a supply means 79 used for supplying the cleaning web S to an area between the pressing roller 71 and the transfer roller 6. The cleaning web S has an adhesive layer at least on the contact face of the web S with the transfer roller 6.
Patent JP-2003120425-A (JP)
Title: Rotary throttle valve type carburetor
Inventor: ISHII HIROAKI
IPC: F02M19/00
Filed: 2001-10-12
Abstract: PROBLEM TO BE SOLVED: To provide a rotary throttle valve type carburetor to prevent a returning failure of a starting shaft which is operated at starting of a machine. SOLUTION: This throttle valve 1 having a throttle hole 2 is turnably and liftably inserted into a cylindrical valve chamber 6 across an intake passage. A throttle valve lever 22 is connected with an upper edge penetrating a cover plate 21 for closing the valve chamber 6, the upper edge being a valve shaft 1a of the throttle valve 1. A cam mechanism composed of a cam groove of a lower surface of a throttle valve lever 22 and a follower of the cover plate 21 raises a needle 3 together with the throttle valve 1 so as to increase open degree of a fuel injection hole 4a of a fuel supply pipe 4. When the starting shaft 32 supported at a boss part integrated with the cover plate 21 rotates, the throttle valve lever 22 is pushed up by a cam surface 52a of a edge part of a starting shaft 32.  A through-hole 54 is provided adjacent to a contact between the starting shaft 32 and the cover plate 21.
Patent JP-2003124460-A (JP)
Title: Gate oxide film, element, and method and material for forming gate oxide film
Inventor: MACHIDA HIDEAKI
IPC: H01L29/78
Filed: 2001-10-15
Abstract: PROBLEM TO BE SOLVED: To provide a gate oxide film hardly causing a leak of a charge and having a high dielectric constant and to provide, in its turn, an element having this gate oxide film. SOLUTION: The gate oxide film is constituted by using one or two or more chemical elements selected from the group consisting of Zr, Hf and Ln and by using Si, O and N.
Patent JP-2003119445-A (JP)
Title: Tackifier and tackifier composition
Inventor: FURUKAWA NOBUYUKI
IPC: C08F12/32
Filed: 2001-10-15
Abstract: PROBLEM TO BE SOLVED: To obtain a hot-melt tackifier having excellent tackiness, retention and tack properties, and to obtain a tackifier to be used in the hot-melt tackifier. SOLUTION: Vinyl biphenyl or vinyl biphenyl and phenols are allowed to react with each other in the presence of an acid catalyst to produce a vinyl biphenyl oligomer with an average polymerization degree of 2-20 an the softening point of 50-150  deg.C and the oligomer is used as a tackifier. The tackifier is added to a styrene-conjugated diene copolymer or its hydrogenated product in an amount of 10-100 pts.wt. per 100 pts.wt. of the copolymer or its hydrogenated product to give the objective tackifier composition.
Patent JP-2003118673-A (JP)
Title: Power-assisted bicycle
Inventor: FUKUOKA YUJI
IPC: B62M7/02
Filed: 2001-10-16
Abstract: PROBLEM TO BE SOLVED: To provide a power-assisted bicycle and a motor unit mounting device for the power-assisted bicycle capable of reducing weight and manufacturing cost while maintaining favorable strength. SOLUTION: By supporting bearings 22A and 22B of a crankshaft 21 in a motor unit 20 by a support bracket 5 fixed to a hanger rack 4, leg power and body weight acting on the crankshaft 21 can be favorably received by the support bracket 5 while using an inexpensive and lightweight material such as resin in a case 24 of the motor unit 20 or the like. As a result, the manufacturing cost and weight can be reduced.
Patent JP-2003121388-A (JP)
Title: X-ray inspection device
Inventor: KABUMOTO TAKASHI
IPC: G01N23/04
Filed: 2001-10-19
Abstract: PROBLEM TO BE SOLVED: To provide an X-ray inspection device that inspects a conveyed article by means of X-rays and exerts little bad influences upon the articles, etc., even when the conveyed article stagnates. SOLUTION: This X-ray inspection device 10 which inspects a conveyed article G by means of X-rays is provided with an X-ray irradiating device 13 which irradiates X-rays upon the article G, an X-ray line sensor 14 which detects X rays, and a control section. The control section performs image processing on the article G based on the detected results of the line sensor 14 and inspects the article G from the results of the image processing. At the same time, the control section discriminates whether or not the article G stays on the sensor 14 and, when the section discriminates that the article G stays on the sensor 14, stops the irradiation of X rays from the X-ray irradiating device 13.
Patent JP-2003124633-A (JP)
Title: Multilayer wiring board
Inventor: KAWATSU HIDEO
IPC: H01L23/12
Filed: 2001-10-19
Abstract: PROBLEM TO BE SOLVED: To prevent occurrence of ringing noise in a multilayer wiring board and occurrence of simultaneous switching noise of a circuit for power source or a circuit for ground. SOLUTION: The multilayer wiring board has a core board 5 provided with penetrating conductor 3 penetrating an insulating base body 2 and a connection land 4 stretched from the conductor 3, a multilayer wiring part constituted of a plurality of insulating layers 7 and a plurality of wiring conductor layers 8 and 9 laminated on a surface of the core board 5, and an insulating covering layer 12 formed on a surface of the multilayer wiring part. An aperture part 13 having an area larger than or equal to that of a connection land 4 is formed in a region facing the connection land 4 of the wiring conductor layer 9.  Aperture parts 14 and 15 which area are smaller than or equal to that of the aperture part 13 and larger than or equal to a sectional area of the penetrating conductor 3 are formed in a region facing the aperture part 13 of the insulating layer 7 and the insulating covering layer 12. Mismatching of characteristic impedance can be prevented and occurrence of the simultaneous switching noise can be reduced.
Patent JP-2003128324-A (JP)
Title: Paper sheet housing mechanism
Inventor: ONDA NOBUHIKO
IPC: B65H31/18
Filed: 2001-10-23
Abstract: PROBLEM TO BE SOLVED: To provide a paper sheet housing mechanism to be installed in a cash dispenser, an automatic teller machine, a printer, etc., for causing no paper jam. SOLUTION: The mechanism comprises a detection means 1151 for detecting slope in the conveying direction of the upper surface of stacked paper sheet 1130 on a lower guide 1126, a lower guide sloping means 1141 for sloping the lower guide 1126, and a control means 1160 for driving the lower guide sloping means 1141 so as not to slope the lower guide 1126 beyond the prescribed angle according to the signal taken from the detection means 1151.
Patent JP-2003126498-A (JP)
Title: Device and method for inspecting game panel
Inventor: TAKAHASHI HATSUMI
IPC: A63F7/02
Filed: 2001-10-24
Abstract: PROBLEM TO BE SOLVED: To eliminate a useless process for removing a game component from a game panel. SOLUTION: This game panel inspecting device as a preceding process in a component attaching process picks up an image by a camera 9 such as an image scanner under irradiation by a light source 8 while conveying the game panel 1 by a conveying mechanism 7, outputs to a controller 10 a property data in which a design panel face 2 of the game panel 1 is captured by the camera 9, an encoder 11 is rotated to output a rotation angle signal in every prescribed angle to the controller 10, and the controller 10 determination- processes an image pick-up data wherein the property data from the camera 9 corresponds to the rotation angle signal from the encoder 11. In the determination processing, a determination means built in the controller 10 collates the image pick-up data with a reference data to determine the presence of a flaw such as a recess in the design panel face 2.  The game panel 1 determined as the panel having the flaw is disposed, and the game component is attached to the game panel 1 of no flaw in a result of the determination.
Patent JP-2003133676-A (JP)
Title: Junction structure of flexible wiring board
Inventor: TERAKI KENJI
IPC: H05K1/14
Filed: 2001-10-29
Abstract: PROBLEM TO BE SOLVED: To prevent a flexible wiring board from being folded in the vicinity of a junction part between the wiring board and a liquid crystal display panel, and to prevent the connection terminal of the wiring board from being disconnected. SOLUTION: A fold preventing member 29 consisting of resin is formed on the projected end face of a projection part 22a projected from a common substrate 23 of a segment substrate 22. A connection terminal formed on a part which is not covered with a cover film 35 stuck to the wire forming surface of a base film 32 out of the flexible wiring board 31 is connected with the surface of the projection part 22a through an anisotropic conductive adhesive 41. When the wiring board 31 is folded together with a fold preventing reinforcement film 44 stuck from the outer surface of the cover film 35 to the lower surface of the projection part 22a, the connection terminal of the wiring board 31 in the vicinity of the left end face of the adhesive 41 can be prevented from being folded due to fold preventing cooperative action between the member 29 and the film 44.
Patent JP-2003126781-A (JP)
Title: Inertia classifier
Inventor: MATSUKAWA YASUTSUGU
IPC: B07B7/00
Filed: 2001-10-29
Abstract: PROBLEM TO BE SOLVED: To provide an inertia classifier with which the splashing of powder and granular materials can be prevented and the thickness of powder and granular material layers can be made as thin as possible while the amount the powder and granular materials to be charged is increased and the belt speed of a belt conveyor is increased. SOLUTION: A pneumatic nozzle 4 for blowing out air flow parting the air flow entrained in a flying route of the powder and granular materials M and changing the flying direction of the powder and granular materials M toward downward is disposed near the front end of the traveling route of the belt conveyor 1.  A chute 5 for changing the moving direction of the powder and granular materials M falling from a fixed quantity feeding section 2 to the progressing direction of the belt conveyor 1 and introducing the powder and granular materials onto the belt, a flat plate 6 disposed to face the belt surface apart a prescribed spacing above the belt conveyor in order to reduce the thickness of the layers of the powder and granular materials M fluidized on the belt conveyor 1 as far as possible and skirts 7 and 7 for preventing the leakage of the powder and granular materials M from both end faces in the transverse direction of the flat plate are disposed.
Patent JP-2003137633-A (JP)
Title: Wood chip cement board
Inventor: SAWARA TAKASHI
IPC: C04B16/02
Filed: 2001-10-29
Abstract: PROBLEM TO BE SOLVED: To provide a lightweight wood chip cement board which has excellent strength and water resistance. SOLUTION: The wood chip cement board consists of a cement material, wood chips, an inorganic lightweight aggregate, and water, and, at least one side of a base material layer in which the amount of the chips accounts for 5 to 10 wt.% to the total weight is stacked with a surface layer consisting of a cement material, fine wood chips finer than the above chips, an inorganic fine aggregate having a mean grain diameter of <=100 μm, and water, and in which the amount of the chips accounts for 5 to 15 wt.% to the total weight, and, a coefficient A defined by the formula (1) is >=3: A=a/bc (1) [wherein, a and b respectively denote the yield stress (MPa) and an elastic modulus (MPa) in a bend test measured in accordance with JIS A1408, and c denotes a dimensional change ratio on drying at 60 deg.C for 48 hr after the saturation of water].
Patent JP-2003142435-A (JP)
Title: Abrasive compound and polishing method using the same
Inventor: TAKAMI SHINICHIRO
IPC: B24B37/00
Filed: 2001-10-31
Abstract: PROBLEM TO BE SOLVED: To provide an abrasive compound which hardly produces polishing marks and is superior in cleaning properties. SOLUTION: An abrasive compound is composed of colloidal silica, a kind of bicarbonate, and water. Impurity elements contained in the abrasive compound are each 100 ppb or below in concentration, and the abrasive compound may contain hydrogen peroxide.
Patent JP-2003140036-A (JP)
Title: Objective for optical recording medium and optical pickup device using the same
Inventor: KITAHARA TAMOTSU
IPC: G11B7/1374
Filed: 2001-10-31
Abstract: PROBLEM TO BE SOLVED: To obtain an objective for an optical recording medium coping with short wavelength light and having a large NA which can make aberration such as chromatic aberration good even by the wavelength fluctuation associated with the mode hop phenomenon of a laser diode by constituting the objective of two lenses and making the two lenses have at least one diffraction optical surface and one aspherical surface, and an optical pickup device. SOLUTION: In this objective for the optical recording medium constituted of two lenses L1 and L2 having positive refractive power, the two lenses L1 and L2 have at least one diffraction optical element surface (DOE surface) and at least one aspherical surface, and the objective is set so that NA is >=0.7 as a whole.
Patent JP-2003093248-A (JP)
Title: Water wiper for cutting board
Inventor: KIYOTA TOSHIAKI
IPC: A47J47/16
Filed: 2001-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a water wiper having a similar effect of wiping water drops on a cutting board in a manner with a dish towel. SOLUTION: The wiper comprises a knob 1 on one end, a rubber wiping part 2 on the other end, and a sponge wiping part on a right angled position. The wiper is further provided with a squeezing part 4 for squeezing the sponge.
Patent JP-2002185061-A (JP)
Title: Discharge laser having porous insulating layer covering anode discharge surface
Inventor: MORTON RICHARD G
IPC: H01S3/097
Filed: 2001-11-01
Abstract: PROBLEM TO BE SOLVED: To provide a discharge laser having a chamber with a long service life electrode. SOLUTION: A gas discharge laser has slender cathode and anode, and a porous insulation layer for covering an anode discharge surface. A pulse electric power device provides an electric pulse with a repetition rate of at least 1 kHz. A blower circulates a laser gas between the electrodes at least at 5 meters/ second, and a heat exchanger is provided to remove heat generated by the blower and discharge. In a preferable embodiment, at least one portion of the anode is made of lead, and the insulation layer (for covering the discharge surface of the anode), where the greater part is made of lead fluoride is formed by fluorine ion sputtering on an anode surface.