baber/WOPTO huggingface dataset:
Patent JP-2001270470-A (JP)
Title: Panel structure
Inventor: MARUYAMA SHINICHI
IPC: B62D25/20
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a panel structure allowing easy adjustments of a natural mode frequency with high radiation efficiency. SOLUTION: A panel 6 surrounded by side members 3, side sills 4, a second cross member 1 and a third cross member 2 is provided with flat edges 10 extending from the sides of the panel for connection with the side members 3 and with the side sills 4 to the center of the panel 6, those sides serving as long sides. The remainder 11 of the panel is formed into one continuously curved and projecting surface configuration showing the natural vibration mode configuration of the (1, 1) mode of a flat plate as a whole.
Patent JP-2000336234-A (JP)
Title: Aqueous powder slurry composition, coating material curable by actinic radiation, and method of curing them
Inventor: KASHIWAGI YASUYOSHI
IPC: C09D4/00
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To obtain a composition which gives a cured coating film excellent in appearance and hardness and is excellent in storage stability by dispersing in an aqueous medium a compound which contains maleimido groups and is solid at a specified temperature. SOLUTION: The composition is formed by dispersing in an aqueous medium a compound (A) which contains maleimido groups and is solid at 30 deg.C, for example, an acrylic resin containing maleimido groups, having a softening point of 75 deg.C and obtained by reacting methyl methacrylate, n-butyl methacrylate and glycidyl rnethacrylate to give an epoxidized polymer and then reacting the obtained polymer with N-(5-carboxy)pentylmaleimide, or dispersing in an aqueous medium a composition which contains as the essential constituents a compound containing maleimido groups and a compound having C-C double bonds copolymerizable therewith and which is solid at 30 deg.C, or dispersing in an aqueous medium the compound A and a compound which has C-C double bonds copolymerizable with the compound A and is solid at 30 deg.C.
Patent JP-2001275377-A (JP)
Title: Controller for motor
Inventor: SATAKE AKIYOSHI
IPC: H02P6/06
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a controller for motor, capable of exercising field- weakening control with stability. SOLUTION: In the controller for motor, a second computing unit 11 outputs a field-weakening function value in correspondence with the rotational speed of a motor, and a coefficient computing unit 12 outputs a coefficient for torque control, based on the field-weakening function value to a torque command value compensation computing unit 9. The torque command value compensation computing unit 9 exercises feedback control on torque command values, according to the torque error value of the difference between estimated torque calculated from a torque command value and actual torque.
Patent JP-2001269986-A (JP)
Title: Thermoforming method of resin sheet and resinous container
Inventor: YASUKAWA YUICHIRO
IPC: B65D1/09
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a resinous container, using materials superior to impact a at low-temperature impact, easy to thermoform and acceptable for laws con cerning milk and milk based products. SOLUTION: Materials supplied to this thermoforming process is high-density polyethylene ranging from 0.940 to 0.970g/cm3. When one side or both sides of a polyethylene sheet P are irradiated with electron beams by electron beam irradiation apparatus 10, a crosslinking reaction of occurs and the polyethylene sheet which is ordinarily regarded as a material hard to expand varies to be multi-directionally extendable. After irradiation of the electron beams, the polyethylene sheet is heated by a pre-heater 11 to the softening point. As a result, the polyethylene sheet becomes easily deformable and its formability is improved and subsequently it is subjected to vacuum forming by thermoforming device 12.
Patent JP-2001270965-A (JP)
Title: Rubber composition and method for its reinforcement
Inventor: YANO MOTOHIRO
IPC: C08K5/541
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a rubber composition having a low Mooney viscosity and causing no early scoaching to occur during molding of the composition and producing the rubber composition having a large elongation, enough flexibility, and a high insulation property after molding. SOLUTION: This rubber composition is prepared by compounding a carbon silicate to a raw rubber which is a natural rubber or a synthetic rubber. The carbon silicate preferably contains 20-70 mass % carbon and 80-30 mass % SiO2 Natural shungite is an example of the carbon silicate.
Patent JP-2001284502-A (JP)
Title: Manufacturing method of heat dissipation board
Inventor: SAITO HIROHISA
IPC: H01L23/36
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide the manufacturing method of heat dissipation boards, which can prevent the generation of a defect in the heat dissipation boards due to a graphite generated accompanied by a laser irradiation. SOLUTION: This method is the manufacturing method of heat dissipation boards 9 which are respectively provided with a semiconductor element and grooves 4 are formed in the surface of a diamond board 1. A first intermediate layer 2 is formed on the surface of the board 1 formed with the grooves 4. On the layer 2, a second intermediate layer 5 is formed on the regions other than the regions which are positioned on the grooves 4. A metal bonding layer 8 is formed on the layer 5. After a process to form the layer 8, the diamond board 1 is split into the heat dissipation boards 9 by pressurizing the diamond board 1 along the grooves 4.
Patent JP-2001276962-A (JP)
Title: Method for production of high strength hypereutectic cast iron having superior abrasion resistance
Inventor: NOMURA HIROYUKI
IPC: C22C37/10
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To produce hypereutectic cast iron having superior mechanical properties and abrasion resistance. SOLUTION: In the amid of cooling and solidifying process, molten hypereutectic cast iron metal is stirred when it comes down to the state of semi-solidification (down below the liquidus but well above the solidus) so that the initial graphite and eutectic structures precipitated out of the molten metal can be cracked and dispersed into the metal. Molten metal is continually stirred until its temperature falls down to or a little above the eutectic temperature zone for three elements, i.e., Fe, C and Si. When molten metal temperature comes equal to or a little above said triple element eutectic temperature zone, cooling is immediately begun.
Patent JP-2001281491-A (JP)
Title: Optical module
Inventor: TSUYUKI MASAMICHI
IPC: G02B6/26
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide an optical module excellent in reliability for a long period by preventing water intrusion. SOLUTION: A plurality of metallic casings 2-4 into which optical part 2a, 3a, 4a are housed are fixed by welding, and an optical module 1 from which optical fibers 5a, 6a are protruding is coated by a first heat shrinkable seal material 7.
Patent JP-2001281988-A (JP)
Title: Developing device
Inventor: ISHII MASAHIRO
IPC: G03G15/08
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To prevent leaking of developer in a developing device. SOLUTION: In the developing device where a sheet member 83 provided with elasticity is adhered to a casing 51 supporting a developer carrier 59 by double coated adhesive tape 82, while being supported by the double coated adhesive tape 82 and being deflected by pressure from the developer carrier 59, the leaking of the developer from the casing 51 is prevented, an elastic sheet provided with an elasticity in the direction of its thickness is contained in the double coated adhesive tape 82. A space that was often generated by having the sheet member directly adhered to the casing conventionally is solved by intervention of the elastic sheet to the adhered part and therefore, the leaking of the developer is prevented.
Patent JP-2001279896-A (JP)
Title: Mounting structure for solar energy device
Inventor: INOUE MASAO
IPC: E04D13/18
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To reduce a possibility that a solar energy device is buried by accumulated snow. SOLUTION: A solar energy device main body 4 is attached to a side face 6 of a hood 5 of a flat roof 1.
Patent JP-2001280742-A (JP)
Title: Engine driven heat pump type air conditioner with hot water feeder
Inventor: TANOGASHIRA KENICHI
IPC: F24H1/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To increase an entire efficiency of a system by a method wherein water in a hot water storing tank is heated with cooling water recovering engine waste heat while keeping a comfortable characteristic of a heating air conditioning operation at the time of heating operation, an amount of heat exchanging operation between surrounding atmosphere and the low pressure refrigerant under application of an outdoor heat exchanger is made maximum. SOLUTION: There is provided an engine driven heat pump type air conditioner having a hot water feeder characterized in that the air conditioner has a control means for controlling a hot water controlling valve in such a way that an estimated number of rotation of either an engine or a compressor is calculated at the time of heating operation under a state in which the low pressure refrigerant is not heated by the cooling water is calculated in response to an outdoor temperature and a load of a compressor, if this estimated number of rotation is less than the predetermined maximum number of rotation of either the engine or the compressor, a total amount of cooling water is distributed to the major circulation circuit to heat the hot water in the hot water storing tank of the hot water feeder device.
Patent JP-2000308635-A (JP)
Title: Device and method for demodulating modulated digital data signal used in computer tomography system
Inventor: PEARSON PHIL E JR
IPC: A61B6/03
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a device and a method for receiving a high data rate communication by a computer tomography(CT) system. SOLUTION: This device comprises a control variable attenuator 108 to attenuate the encoded digital data signal having the extensive power level, a digital envelope detector 116 to decode the encoded digital data signal, a noise filter processing circuit 104 to filter the residual undesired encoded signal component, and a feedback loop to maintain the desired signal level, and the encoded digital data signal is converted into the condition suitable for the processing for preparing the CT image.
Patent JP-2001276216-A (JP)
Title: Blood dialysis filter
Inventor: TAKAI ICHIRO
IPC: A61M1/14
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a blood dialysis filter which enables the continuation of a blood purifying operation by further blocking the progress of any drop in blood pressure that may occur during the dialytic filtering of blood. SOLUTION: A dialyzer 2 is provided with a controller 30 to adjust the difference between the amount of a dialysis liquid delivered as replacing liquid in a replacing liquid pump 24 installed on a replacing liquid supply passage 22 and the amount of the dialysis liquid supplied to a dialysis supply passage 10 with a double plunger pump 14 and the controller 30 works to change the ratio between the blood dialyzing action and the blood filtering action in the dialyzer 2.
Patent JP-2001283864-A (JP)
Title: Manufacturing method of gas diffusion electrode
Inventor: MIZUTANI SHUNSUKE
IPC: H01M8/10
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a gas diffusion electrode excellent in gas diffusion function which can prevent water from collecting without interrupting proton transmission channel between a catalyst layer and solid polymer electrolyte film as well as an electron transmission channel between the catalyst layer and a gas diffusion layer. SOLUTION: With the gas diffusion electrode which has a gas diffusion layer and a catalyst layer laminated, the gas diffusion layer and the catalyst layer are equipped with porous resin, and the part of the surface of the catalyst layer which in not in contact with the gas diffusion layer is kept away from the perforated resin.
Patent JP-2001280141-A (JP)
Title: Compression ignition type internal combustion engine
Inventor: YAMAOKA SHIRO
IPC: F02B23/10
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a spray shape a fuel injection valve, arrangement of a fuel injection valve, and a combustion chamber shape wherein an air layer or an air flow layer is interposed between a combustion chamber wall surface and a piston crown surface, and a fuel spray in a uniform mixture gas forming process after fuel injection, in a compression ignition type internal combustion engine for directly injecting fuel into the combustion chamber. SOLUTION: An air assist type fuel injection valve is arranged on the fuel injection valve fuel which is directly into the combustion chamber is atomized, an amount of air in spray is controlled, and thereby, mixture gas adapted to self injection combustion is formed on a center part of the combustion chamber.
Patent JP-2001278447-A (JP)
Title: Article alignment device
Inventor: WATANABE RYOZO
IPC: B65G47/30
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To miniaturize an article alignment device by miniaturizing a relay device to become a relay part 2 in the article alignment device transferring one or a plurality of articles carried in the relay part from a carrier conveyer 1 on a discharge conveyer 8 by a transfer device at preset prescribed intervals. SOLUTION: The transfer device is a transfer crane 3 entirely holding the article carried in the relay part 2 by responding to the output of a control device, and directly transferring it on the discharge conveyer 8 in its holding state. This device is provided with an arithmetic unit computing a transfer path and a transfer speed for transferring succeeding articles 90d, 90e, and 90f from the relay part 2 to a target position Z on the discharge conveyer by the preset interval rearward of the preceding articles 90a, 90b, and 90c and the control device outputs the control signal to the transfer crane 3 by responding to the output of the arithmetic unit.
Patent JP-2001279726-A (JP)
Title: Leader intake device
Inventor: SUGIMOTO KENZO
IPC: E04D13/08
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To easily adjust a water level. SOLUTION: In a leader intake device for providing an intake device 5 in a leader 4 and guiding rainwater from the intake device 5 through an intake pipe passage to an outside water storage tank, the leader 4 is constituted of an upper leader 8 and a lower leader part 9 separated from the lower end of the upper leader 8. The intake device 5 is made a water collection tank 10 fitted outward between the lower end of the upper leader 8 and the lower part of the upper end of the lower leader part 9, which can be moved in the substantially vertical direction of the water collection tank 10.
Patent JP-2001305944-A (JP)
Title: Method and system for learning language
Inventor: ON SEJIN
IPC: G06Q50/10
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To improve the language ability of learner by regarding a language data selected by learner or a default test base as the contents for learning, and testing the learner on the above contents for learning. SOLUTION: A learner can freely update language data stored in a learning database. The system in accordance with this invention includes a grammar analysis engine. This engine analyzes the grammar of the language data in the learning language database according to the grammatical rules collected and stored in a language grammar database, converts the language data in the learning database into test questions according to question models stored in a question model database, finally performs language tests by a grammar analysis processor and supplies the test results (such as analysis and explanation of errors). Thus, such a language learning system can be provided, as the learner can update the data and prepares test questions in accordance with the updated data.
Patent JP-2001291721-A (JP)
Title: Wiring structure, method of forming conductive pattern, semiconductor device, and method of manufacturing the same
Inventor: KURITA YOICHIRO
IPC: H01L21/3205
Filed: 2000-04-06
Abstract: PROBLEM TO BE SOLVED: To provide a method by which a desired wiring pattern can be formed without requiring any large-scaled manufacturing equipment nor using the photolithography method. SOLUTION: A conductive particle-containing insulating film 13 composed of an insulating material 12 discontinuously containing conductive particles 11 is formed on a substrate 14 (a). Then the particles 11 are exposed on the surface of the film 13 by irradiating a conductive pattern forming area with laser light (b). Thereafter, a conductive pattern 16 is formed by selectively growing a metal by electroless plating by using the particles 11 as growing crystals (c).
Patent JP-2001291382-A (JP)
Title: Hard disk drive attachably and detachably
Inventor: KONO KEIZO
IPC: G11B33/06
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a hard disk drive attachable to and detachable from a recording device main body. SOLUTION: The hard disk drive 30 is provided with a connector 100 and a hole 102. Shape of an opening part of the hole 102 is formed in matching with the shape of a guide part 61 provided in a recording device 20. Moreover, the hard disk drive 30 is provided with the groove part 104 formed along a direction (direction shown by arrow A) where the connector 100 is inserted in a connector 60 in a side surface 92. As for the groove part 104, it is desirable to form based on the shape of a rail part 72 of the recording device main body 20. Furthermore, the hard disk drive unit 30 is provided with a recessed part 106 formed in the side surface 92 in the direction substantially vertical to the direction of the arrow A.  When the connector 100 is inserted at the connector 60, the recessed part 106 is clamped by a clamping part 70 (refer to Fig. 4) provided in the recording device main body 20.
Patent JP-2001298164-A (JP)
Title: Bismuth ferroelectric element improved in hysteresis characteristics and producing method therefor
Inventor: SATO YOSHIMI
IPC: H01L21/8246
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a Bi ferroelecrtric element improved in hysteresis characteristics to be suitable utilized especially for a nonvolatile ferroelectric memory or the like and a producing method therefor. SOLUTION: Concerning the Bi ferroelectric element with which a lower electrode, a Bi ferroelectric membrane and an upper electrode are successively laminated on a substrate, and the producing method therefor, this Bi ferroelectric element has the characteristics of a polarization quantity (Pr) >=4.5 μC.cm-2 with an impressed voltage 1 V after voltage impression start (i), the polarization quantity (Pr) >=8.0 μC.cm-2 at the time of saturation (ii), and the mean fluctuation quantity of the polarization quantity per 1 V<=1.0 μC.cm-2/V within an impressed voltage from 2 V to 5 V after voltage impression start (iii).
Patent JP-2001298115-A (JP)
Title: Semiconductor device, manufacturing method for the same, circuit board as well as electronic equipment
Inventor: NAKAYAMA TOSHIKI
IPC: H01L21/56
Filed: 2000-04-13
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device having excellent handleability in manufacturing steps, a method for manufacturing the same, a circuit board as well as an electronic equipment. SOLUTION: The method for manufacturing the semiconductor device comprises a step of mounting an electrode forming surface of a semiconductor chip 10 oppositely on a board 20 having a wiring pattern 22 on at least one surface and electrically fixedly connecting the electrode 12 to the pattern 22, and a step of grinding a surface of the board 20 at its opposite side of the chip 10 after the previous step.
Patent JP-2001297648-A (JP)
Title: Switch device
Inventor: SAIKI SHINICHI
IPC: H01H23/02
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To prevent generation of a short circuit of a battery line in a non- operated state of an operation knob for improving safety. SOLUTION: In a switch frame part 12 of a circuit board 11, a linking conductor 15d, which passes between first and second load terminals 16a, 16b, connects between first and a second ground terminals 15a, 15b but not between the first and second battery terminals 14a, 14b. In the non-operated state of the operation knob 26, a first movable contact is contacted with the first load terminal 16a and the first ground terminal 15a, and the second movable contact is contacted with the second load terminal 16b and the second ground terminal 15b. Thereby, possibility for short circuiting of the battery line will not be generated, even if carbides or conductive foreign matters are interposed by opening/closing of contacts in D1, D2 between the linking conductor 15d and the first or the second load terminals 16a, 16b.
Patent JP-2001305919-A (JP)
Title: Copying machine and copying system
Inventor: SUZUKI SATOSHI
IPC: G03G21/02
Filed: 2000-04-19
Abstract: PROBLEM TO BE SOLVED: To provide a copying machine and a copying system capable of preventing the needless ejection of paper. SOLUTION: A control means 11 stops the feeding operation of the paper in a paper supply part 14 until an original presence/absence detection means 13 detects the presence or absence of an original where the image to be formed on the 2nd surface of a sheet of paper is drawn when remainder information acquired by a remainder information acquiring means 17 is the information to permit an image forming part 15 to form the image only on the 1st surface of a sheet of paper when an image reading part 12 reads the image of only one surface of each original and the image forming part 15 forms the image on both surfaces of the paper. Then, the control means 11 inhibits the feeding operation of the paper in the paper supply part 14 when the detection means 13 detects the presence of the original where the image to be formed on the 2nd surface of a sheet of paper is drawn.
Patent JP-2001301611-A (JP)
Title: Track type carriage system
Inventor: TSUBOUCHI MASANORI
IPC: B61B13/06
Filed: 2000-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a system easily capable of stopping a work carriage at a target stop position even when the target stop position is changed occasinally, or when detection of the position after changing is difficult. SOLUTION: This is a track type carriage system provided with a work carriage 6 traveling along a rail 5. A work position instructing carriage 7 which travels on the rail 5 prior to the work carriage 6 for stopping it at a desired position is provided. On the work carriage 6, a traveling position detecting means 35 to detect the work position instructing carriage 6 to be stopped is provided. The work postion instructing carriage 7 is a handcart type carriage. Protruded quantity of the work position instructing carriage 7 in the perpendicular direction to the traveling direction is set to be roughly similar to protruded quantity of the work carriage 6.
Patent JP-2001313492-A (JP)
Title: Component mounting system
Inventor: IWATSUKA YOSHIHISA
IPC: B65G47/52
Filed: 2000-04-27
Abstract: PROBLEM TO BE SOLVED: To eliminate or reduce time loss by performing a mounting work on the next substrate just after a mounting work on one substrate, and carrying the already mounted substrate or another substrate during the mounting work. SOLUTION: Two sets of substrate carrying conveyers 3 and 3' are arranged on a mounting device in a parallel state. Also, relay conveyer devices 30 and 31 are arranged at the upstream side and downstream side of the mounting device, and a relay conveyer 32 movable in a horizontal direction across the position corresponding to one of the two sets of substrate carrying conveyers 3 and 3' and the position corresponding to the other and a driving means constituted of a servo motor 37 for driving this are arranged on the relay conveyer devices 30 and 31.