baber/WOPTO huggingface dataset:
Patent JP-2004020131-A (JP)
Title: Single-can/multi-channel type water heater
Inventor: WADA TATSUYA
IPC: F24H1/00
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a single-can/multi-channel type water heater exhibiting high heat efficiency and securing high heating capacity and reheating capacity when individually operating another system such as a reheating circuit for a bath under a no-water state in a hot water feed pipe.  <P>SOLUTION: The combustion surface of a burner is divided into large and small ones and, when another system such as a reheating circuit and a heating circuit is individually operated under the non-conductive state of the hot water feed pipe, the small combustion surface 12a in the combustion surface divided into the large/small ones is combusted. A secondary heat exchanger allowing a water pipe of another system to pass therethrough is disposed in an exhaust downstream side of the heat exchanger to recover the heat of the air cooling the hot water feed pipe.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023015-A (JP)
Title: Magnetoresistive effect element and method of manufacturing the same, and magnetic memory device
Inventor: BESSHO KAZUHIRO
IPC: H01L43/08
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To ensure a large margin for selective recording on each storage cell by suppressing the dispersion of a reversed magnetic field and the displacement of an asteroid between storage cells.  <P>SOLUTION: A magnetoresistive effect element, comprising a laminated structure composed of at least two ferromagnetic regions 24, 25, 26, and 28 and a nonmagnetic layer 27 interposed between the ferromagnetic areas, wherein the magnetizing directions of the ferromagnetic layers 24, 25, and 26 on one side are fixed; and the magnetizing direction of the ferromagnetic region 28 on the other side is reversed according to the external magnetic field. The ferromagnetic region 26, formed in front of the nonmagnetic layer 27, is composed of laminates 26a and 26b made of two or more different ferromagnetic materials.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004025203-A (JP)
Title: Method for continuously casting molten steel
Inventor: KATO TORU
IPC: B22D11/10
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a continuous casting method by which clogging of a submerged nozzle can be prevented while supplying electric current into molten steel from the submerged nozzle and low-cost operation and facility are realized.  <P>SOLUTION: In the method for continuously casting the molten steel, at least the inner surface of the submerged nozzle 7 is constituted of a refractory having good electric conductivity at a temperature of not lower than the melting point of the steel and the casting is performed while supplying the electric current into the molten steel stream flowing in the inner part from this refractory, In the method, a nozzle holding holder 9 is fitted to the outer periphery of the submerged nozzle, and the submerged nozzle and the nozzle holding holder are disposed in a nozzle holding device 20 which holds the submerged nozzle so as to come in close cotact with a tundish 1. Then, an electrode 11 is brought into contact with the refractory having good electric conductivity so as to penetrate the nozzle holding holder or through the nozzle holding holder to supply the electric current to the refractory having good electric conductivity.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004031118-A (JP)
Title: Sealing member, flat display panel using it, and its manufacturing method
Inventor: OKAWA MASAFUMI
IPC: H01J11/34
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sealing member facilitating fixing of a clip or the like and improving workability when fixing an exhaust pipe to a panel.  <P>SOLUTION: The sealing member 34 has a laminated structure comprising an adhesive member 4 comprising the amorphous glass material, and a fixing member 3 that does not soften in an exhaust pipe fixing work temperature.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004024695-A (JP)
Title: Fastener with tape, and method of manufacturing and using the same
Inventor: KIMOTO MASATO
IPC: A44B17/00
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To use a fastener with tapes for a closure of a curved part.  <P>SOLUTION: As a male side tape 18, asymmetrical engagement side 61 and non-engagement side 62 of a plurality of synthetic resin male members 6 are formed and fixed at prescribed intervals on front and rear sides of a fabric tape. As a female side tape 30, asymmetrical engagement side 41 and non-engagement side 42 of a plurality of synthetic resin female members 4 are formed and fixed at regular intervals on front and rear sides of a fabric tape. The female and male members 4 and 6 are formed and fixed without boring attaching holes on the fabric tapes. The engagement side 61 and the non-engagement side of the male members 6 are intermingled on the front and rear sides of the male side tape, respectively, and the engagement side 41 and the non-engagement side 42 of the female member 4 are intermingled on the front and rear sides of the female side tape, respectively.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027331-A (JP)
Title: High strength phosphor bronze thread having excellent bending workability
Inventor: HATANO TAKATSUGU
IPC: H01R13/03
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide phosphor bronze which combines high strength and satisfactory bending workability.  <P>SOLUTION: The phosphor bronze is worked to a thickness of ≤0.4 mm by rolling, comprises, by mass, 3.5 to 11.0% Sn and 0.03 to 0.35% P and the balance Cu with inevitable impurities, and has a tensile strength (σ<SB>B</SB>(MPa)) in the range of σ<SB>B</SB>≥550+25 [%Sn], wherein [%Sn] stands for the mass% concentration of Sn. The phosphor bronze has the constitutive ratio of the (220) face (r(220)(%)) defined by the following formula of ≥70%: r(220)=I(220)/(I(220)+I(111)+I(200)+I(311))×100 , wherein I(hkl) is the integrated value of the X-ray diffraction intensity of the (hkl) face when measured using a Co X-ray tube.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004038243-A (JP)
Title: Contents transaction method and system
Inventor: YANO SHUNJI
IPC: G06F21/62
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a contents transaction method and system which enable a user to be released from the complicatedness of carrying the contents, and easily change specifications of the contents by carrying out transaction of the contents equivalent to the transaction of a trading card and figure or the like through a network.  <P>SOLUTION: When a user terminal 1 performs access to a contents managing server 3, a user identifying means 4 identifies a user. Then, based on the information of the theme selection of the user and the user' intent of purchase of contents, contents belonging to the theme selected by the user are selected at random from among contents recorded in a contents management table 6, and the access right from the user is set in the selected contents. Afterwards, the user having the access right is able to perform access through an access control means 7 to the contents whose access right is owned by the user himself or herself stored in a contents storage part 8.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004034797-A (JP)
Title: Occupant restraint system
Inventor: MASUDA KO
IPC: B60N2/42
Filed: 2002-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a reusable occupant restraint system to prevent any submarine phenomenon and realize rapid restraining action.  <P>SOLUTION: A restraint pipe 5 extending in the right-to-left direction is disposed below a forward part of a seat cushion, both end parts thereof are supported by end parts of a pair of right and left arms 6, intermediate parts of the arms are pivotably supported by a gear box 7, and the restraint pipe 5 is oscillatable in the vertical direction. A nut member 10 is screwed to a screw shaft 7a extending backward from the gear box, and the nut member is fixed to a casing 4a fixed to a seat frame 3. A collision prediction sensor is provided, and the restraint pipe can be rapidly protruded to a projecting position in a collision by rotating the screw shaft by a motor when the collision is predicted to slightly lift the restraint pipe. A slide preventive member can be returned to an original position after the protrusion in the collision, and an occupant restraint system is reusable and saves resources.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004040908-A (JP)
Title: Parallel-operation apparatus for inverter stack
Inventor: HIROSE JUN
IPC: H02J9/06
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To keep AC output current in a balanced condition, even if the number of a plurality of inverter stacks under parallel operation are odd, and to restrain the number of iron cores to be used from increasing to the same degree as that of the inverter stacks under parallel operation.  <P>SOLUTION: A first output conductor 36 for outputting AC power from the first inverter stack 31 is penetrated through a hole in a first iron core 41 which is made of a magnetic material and which has a penetration hole in its middle, is penetrated through a hole of a second iron core 42 of the same configuration, and is connected to a generating line 6. A second output conductor 37 for outputting the AC power from a second inverter stack 32 is penetrated through the second iron core 42 from the opposite direction to the first output conductor 36, is penetrated through a hole in a third iron core 43 of the same configuration, and is connected to the generating line 6. The same operation is repeated on the downstream side of a third inverter stack 33. An (n)th output conductor 39 for outputting the AC power from an (n)th inverter stack 34 at the final stage is penetrated through a hole in an (n)th iron core 44 of the same configuration from the opposite direction to an (n-1)th output conductor, and is penetrated through the hole in the first iron core 41 from the opposite direction to the first output conductor 36.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004035323-A (JP)
Title: Material for molding plaster mold and plaster mold composed of the same material and method of manufacturing plaster mold
Inventor: KATO YASUHIKO
IPC: C04B103/22
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a plaster mold molding material capable of obtaining a plaster mold hardly changing the mold characteristics such as water absorptivity or castability even if the difference of pouring time occurs in the pouring of gypsum slurry.  <P>SOLUTION: The plaster mold molding material is constituted so as to add 0.1-1 pt. by mass of gypsum dihydrate and 0.002-0.1 pt. by mass of amino acid-base compound into 100 pts. by mass of gypsum hemihydrate composed of 10-40 mass% α-type gypsum hemihydrate and 60-90 mass% β-type gypsum hemihydrate. The amino acid-based compound is preferably N-polyoxy-methylene-amino acid calcium salt or an amino acid-formaldehyde condensation product.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004037297-A (JP)
Title: Infrared sensor and method for manufacturing the same
Inventor: FUKADA TAKESHI
IPC: G01J5/14
Filed: 2002-07-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an infrared sensor having a new structure and easily manufactured.  <P>SOLUTION: A via hole 12 is formed in a silicon substrate 11. Insulative films 14, 15 are disposed at an opening of the via hole 12 and form a membrane. An infrared absorption film 25 is formed on a face in the membrane irradiated by infrared. A n-type polysilicon film 16 and an alminum thin film 18 are formed on the other face in the membrane. A superposition of the films 16, 18 as a thermal contact is located in the membrane and supplied with heat from the infrared absorption film 25.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004059001-A (JP)
Title: Folding structure of cardboard
Inventor: OMURA KEIKO
IPC: B65D5/42
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a folding structure of cardboard which is resistant to the swelling of a barrel by a stacked load, keeps a good appearance and is excellently suitable for box-making by a case maker.  <P>SOLUTION: Two rules 7 inclined to face each other are repetitively placed via a cut 8 on ridges of a standing face plate 1 and a flat face plate 2, and the ridges of the plates 1 and 2 are folded along the rules 7. A paper box employing this folding structure absorbs vertical deformation as the folding angle of the rules 7 vary when the stacked load is applied, thereby preventing only one of the rules 7 from folding when box-making.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004036569-A (JP)
Title: Serial fan device
Inventor: MATSUMOTO KAORU
IPC: H05K7/20
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a serial fan device capable of increasing the amount of air without making an outer shape larger compared to a conventional device.  <P>SOLUTION: When a front surface side of a blade is rotated in the same direction while directing it to the same direction, the serial fan device is provided with a first fan I for carrying out air-feeding to a back surface side of a blade and a second fan II for carrying out air-feeding to the front surface side of the blade. The first fan I is arranged at a suction port side of the device such that the front surface side of the blade 10d is directed to an air-suction side. The second fan II is arranged at a delivery port side of the device such that the front surface side of the blade 10d' is directed to an air-delivery side. Both fans I, II are connected to each other in series state that rotation shaft 8, 8' thereof are positioned at the same linear line and the number of blades of both fans I, II are made different.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004035372-A (JP)
Title: Low loss ferrite material
Inventor: KAWASAKI TOSHIHARU
IPC: C04B35/38
Filed: 2002-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low loss ferrite material capable of attaining sufficient sintering density even by the firing at a relatively low temperature, suppressing the formation of coarse crystal grains to keep sufficiently low loss even in relatively high frequency range.  <P>SOLUTION: The low loss ferrite material consists essentially of 52.0-55.0 mol% Fe<SB>2</SB>O<SB>3</SB>, 34.0-39.0 mol% MnO and the balance ZnO, contains 400-1,000 ppm CaO, 40-200 ppm SiO<SB>2</SB>and 300-2,000 ppm TiO<SB>2</SB>as sub-components, further contains at lease one kind among 100-1,000 ppm V<SB>2</SB>O<SB>5</SB>, 100-800 ppm Nb<SB>2</SB>O<SB>5</SB>, 100-800 ppm Ta<SB>2</SB>O<SB>5</SB>and 100-800 ppm WO<SB>3</SB>and if necessary, further contains 100-2,000 ppm CoO as a sub-component.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004056225-A (JP)
Title: Voice message providing system and voice message providing method
Inventor: MURATA SUSUMU
IPC: H04M3/50
Filed: 2002-07-16
Abstract: <P>PROBLEM TO BE SOLVED: To realize a system and method for providing a proper voice message respectively to telephone calls from many callers estimated in advance.  <P>SOLUTION: The voice message providing system is equipped with a message data server for storing a plurality of voice messages as a message library; and a voice message providing center for providing one voice message selected from among a plurality of the voice messages stored in the message data server to a telephone set of a caller, provides a voice message of a category corresponding to a caller group to which the caller belongs among a plurality of the voice messages stored in the message library to a telephone call of the caller leading to a called party. The system adopting this method can provide a proper voice message in response to a caller group and a time band or the like.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004053083-A (JP)
Title: Toaster oven
Inventor: TAKAHASHI KENZO
IPC: F24C15/16
Filed: 2002-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a toaster oven of more convenient handling by preventing a heating object from dropping.  <P>SOLUTION: In this toaster oven A provided with a heating chamber 3 heating an heating object, a door 2 opening and closing a front opening part of the heating chamber 3, a toasting net 7 taken in and out of the heating chamber 3 interlocking with opening and closing of the door 2, and a support bar 9 including a coil spring 10 supporting a deep side of the toasting net 7 against side walls of the heating chamber 3 displacably in front and rear in a depth direction of the heating chamber 3 and drawing the toasting net 7 in the deep side of the heating chamber 3, the toasting net 7 is provided with a locking part 7e for hooking on a projection piece 20 projecting from inner surface of the door 2 downward at front surface part thereof, a net part 7b of the toasting net 7 is formed in a grid shape of 3mm or greater, and 15mm or smaller, and a grip part 7d is formed on a front surface part of the toasting net 7.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004051728-A (JP)
Title: Fluororubber composition
Inventor: OKAMOTO MASARU
IPC: H01M8/02
Filed: 2002-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a material which has gas permeability, gas sealing properties, refrigerant resistance, low temperature properties and the like, and simultaneously has resistance to hydrofluoric acid and sulfuric acid present in the formed water to retain stabilized sealing properties over a long period for time.  <P>SOLUTION: A heat curable fluororubber and a perfluoroether fluororubber are used, and thermal black is added thereto as a filler and a peroxide as the vulcanizing agent and triallyl isocyanate as a cocrosslinking agent are compounded therewith, and the resulting composition is processed into a predetermined shape and subjected to molding. The resulting molded product comes to a material which can be sufficiently used as a packing material for a fuel cell.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017154-A (JP)
Title: Current control method for resistance welding machine
Inventor: SONODA TOSHIKATSU
IPC: B23K11/26
Filed: 2002-06-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for controlling welding current by controlling the invertor frequency of an inverter operation type resistance welding machine driven by a storage battery, and a welding machine for automatically controlling the inverter frequency so that the welding current coincides with a target value of the welding current.  <P>SOLUTION: The invertor frequency can be changed at a command value f<SB>r</SB>to be set to a frequency suitable for welding. While, when the control changeover switch S of the inverter frequency is connected to the b side, the invertor frequency is automatically adjusted so as to coincide with the command value I<SB>wr</SB>of the welding current.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004056428-A (JP)
Title: Buffer circuit, buffer tree, and semiconductor device
Inventor: TAKAHASHI HIROYUKI
IPC: H01L27/04
Filed: 2002-07-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a buffer circuit for reducing propagation delay time which is suitable for a clock tree buffer.  <P>SOLUTION: Two transistors (PM1, NM1), whose ON/OFF states are controlled by signal values at the control terminals thereof, are serially connected between a first and a second power supplies. The connection point between those two transistors is connected to an output terminal (OUT), and the control terminal of the transistor (PM1) is connected to an input terminal (IN). A circuit is provided for controlling ON/OFF state of the transistor (NM1) by an input signal from the input terminal (IN). This circuit turns the transistor (NM1) off when the input signal is at a second logical level corresponding to the second power supply, turns the transistor (NM1) on when the input signal makes transition to a first logical level corresponding to the first power supply, causes the output terminal (OUT) to make transition to the second power supply voltage side, and then turns the transistor (NM1) off. When the input signal makes transition from the first to the second logical level and the transistor (PM1) makes transition from OFF to ON state, the transistor (NM1) is turned off, and a flip-flop (INV2, INV3) is connected to the output terminal (OUT).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004056671-A (JP)
Title: Duty ratio change circuit and signal generating circuit using this
Inventor: WAIDA YUICHI
IPC: H03L7/08
Filed: 2002-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To easily change duty ratio of a pulse signal.  <P>SOLUTION: This dutycycle change circuit is provided with: a D type FF (flip flop) 12 which changes level of output signal to high at every time wherein a pulse signal is input in a clock terminal; a diode 15 whose cathode terminal is connected with an output terminal of the D type FF; a charge circuit 18 which is interposed between an anode terminal of the diode and a DC power source and charged by the DC power source in term that level of an output signal of the D type FF is maintained to be high and in which charged electric charges are discharged to an output terminal side of the D type FF via the diode when the level of an output signal is changed to low; a Schmidt circuit 19 which is connected with the anode terminal of the diode, to which charge voltage of the charge circuit which is charged by the DC power source is applied and which sends a reset signal to the D type FF when the charge voltage reaches a threshold value; and a buffer circuit 13 which outputs an output signal of the D type FF as an output pulse signal.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004062917-A (JP)
Title: Audio/video signal recording and reproducing device
Inventor: SUGIYAMA HIROYUKI
IPC: G11B21/08
Filed: 2002-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recording and reproducing device for an audio/video signal using an HDD in which a fixed point head floating problem is eliminated.  <P>SOLUTION: The audio/video signal recording and reproducing device 10 is provided with the HDD 1, a buffer memory device 2, a recording/reproducing circuit and a control circuit 4, and constituted so that a signal Sin is inputted and once accumulated in the buffer memory device 2 to record on the HDD 1 and reproduce, then it is once accumulated in the buffer memory device 2 to output a reproduced output signal Sout. The control circuit 4 is furnished with an automatic seek control means for repeating such a seek operation that in the recording/reproducing process (a), the reciprocated motion shown by arrows Y1, Y2, forcibly moving a head 6 to one position among preliminarily set positions B1, B2, ∼Bn from the recording/reproducing position A and immediately returning to the initial recording/reproducing position A, is successively carried out toward the inner periphery from the outer periphery keeping the specified time interval, and during the stopping state (b), the head 6 is successively moved keeping the specified time interval from the finally recorded/reproduced position over to the positions B1, B2, ∼Bn like arrows Z1, Z2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004059654-A (JP)
Title: Method for manufacturing crosslinked particle of amino resin
Inventor: SHINTANI YASUHIRO
IPC: C08G12/02
Filed: 2002-07-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a novel crosslinked particle of an amino resin which is excellent in economy and productivity and can effectively prevent destruction of an emulsion particle and the like when a curing reaction is carried out successively after emulsification of an amino resin precursor.  <P>SOLUTION: In the method for manufacturing the crosslinked particle of an amino resin comprising curing the amino resin precursor by adding a catalyst to an emulsion obtained by emulsifying the amino resin precursor obtained by reacting an amino compound with formaldehyde, the catalyst is added after the emulsion is diluted with water.  <P>COPYRIGHT: (C)2004,JPO