baber/WOPTO huggingface dataset:
Patent JP-H1126929-A (JP)
Title: Bga repair method and device therefor
Inventor: ONO HIDEKI
IPC: H01L21/60
Filed: 1997-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a repair method and device in which the attachment and detachment of a BGA from a printed board can be operated, by suppressing or preventing the generation of the local warp of a printed board generated due to local heating. SOLUTION: At the time of detaching a BGA element 3 from a printed board 1, the back face of the printed board 1 is held by a suction plate 11 with a heating mechanism, and the board face at the opposite side on which a BGA element 3 is loaded is pressed down by a warp correcting tool 17. Also, when the back face of the BGA element 3 is sucked and held by the suction nozzle 5, gas heated above a solder melting temperature is sprayed from a nozzle 10 provided at the peripheral edge of the whole part of a solder junction 4 between the BGA element 3 and the printed board 1. When the solder is melted, the suction nozzle 5 sucking and holding the BGA element 3 is lifted up, and the BGA element 3 is separated and detached from the printed board 1. The attachment of the BGA element 3 can be operated by advancing this procedure in a reverse way.
Patent JP-S5798706-A (JP)
Title: Coal burning method utilizing mixture having low concentration of methanol as combustion air
Inventor: YOSHIDA ATSUO
IPC: F23B99/00
Filed: 1980-12-09
Abstract: PURPOSE: To improve combustibility of coal, by preparing a mixture of air and methanol having a lower concentration of methanol than the lower-limit value of the explosive range, and using the mixture as coal combustion air.  
     CONSTITUTION: From air and methanol vapor, there is prepared a mixture having a lower concentration of methanol than the lower-limit value of the explosive range of methanol. Then, the mixture of air and methanol vapor is used as combustion air for fire-grate combution of coal or combustion of pulverized coal, and methanol in the mixture is burnt in the flame of coal. Therefore, it is enabled to achieve uniform combustion of coal and methanol. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H1125944-A (JP)
Title: Spare power source device for portable electronic apparatus
Inventor: OKUBO SHINJI
IPC: H01M2/10
Filed: 1997-06-30
Abstract: PROBLEM TO BE SOLVED: To use a spare power source without taking out an exclusive battery contained in a portable electronic apparatus, and to enhance convenience in the case of using. SOLUTION: A battery box 2 can be opened and closed by guiding a cover 39 against a battery containing case 9 in the engaging state of guide slits 43, 44 and guide protrusions 45, 46. Dry batteries 16 and an exclusive spare battery 17 are selectively contained in the battery containing portion 18 of the battery containing case 9. A guide protrusion 7 provided on the battery box 2 is inserted into a guide hole 6 provided in the bottom face of a portable terminal 1, and an engage claw 48 provided on the battery box 2 is forcibly forced into an engage hole 7 formed in the bottom face of the portable termination 1 so as to be elastically engaged with the inner edge of the engage hole 7. The batter box 2 is fitted onto the bottom face side of the portable terminal 1, and is used as a spare battery after connecting both terminal portions 33, 5 mutually.
Patent JP-S6420280-A (JP)
Title: Electroconductive adhesive
Inventor: YOSHIDA YOSHIO
IPC: H01B1/20
Filed: 1987-07-14
Abstract: PURPOSE:To obtain an inexpensive electroconductive adhesive which can keep high conductivity for a long time, by adding a Cu2S or CuS powder to an adhesive as a base and kneading the mixture. CONSTITUTION:An electroconductive adhesive is formed by adding at least either a Cu2S powder or a CuS powder of which at least the surface is Cu2S or CuS to an adhesive as a base and kneading the mixture. By the addition of Cu2S or CuS which is a stable sulfide and has a high electroconductivity to an adhesive, the obtained adhesive can retain its electroconductivity for a long time. Since the above conductive additive is not expensive unlike Au or the like, an electroconductive adhesive can be inexpensively provided.
Patent JP-S6234958-A (JP)
Title: Monoazo dye
Inventor: HIMENO KIYOSHI
IPC: C09B29/045
Filed: 1985-08-07
Abstract: NEW MATERIAL:The compound of formula I [X is halogen, CF3, lower alkylsulfonyl, CHO, lower alkylcarbonyl or lower alkoxycarbonyl; Y is H, Cl, methyl, lower alkoxy or acylamino; Z is H, methyl or lower alkoxy; R<1> is H, lower alkyl, alkenyl or (CH2)nR<2>; R<2> is lower acyloxy, lower alkoxycarbonyloxy, lower alkoxycarbonyl or lower alkoxy; n is 1-3]. EXAMPLE:The compound of formula II. USE:A dye for dyeing a synthetic fiber or cloth such as polyester fiber, etc., in orange - blue color. It has excellent temperature-dependency of dyeing. PREPARATION:The objective compound can be produced by diazotizing the amine of formula III by conventional method and coupling with the compound of formula IV.
Patent JP-H0463956-A (JP)
Title: Variable venturi type carburetor
Inventor: AKAMINE MITSUKAMI
IPC: F02M9/12
Filed: 1990-06-30
Abstract: PURPOSE:To stabilize mixture ratio in whole operation territory by forming a concealing groove on a vane to cover and conceal a fuel injection hole of a secondary main nozzle and the vicinity at early stage of opening of the vane, and arranging one or more lateral holes on the wall of the secondary main nozzle concealed with the groove at early opening stage of the vane. CONSTITUTION:When a vane 9 is begun to open, prior to the extreme opening 20' of a secondary main nozzle 20, lateral holes 20a-20c provided on a nozzle wall and concealed with a concealing groove 27 are faced to a venturi part 2, hereby at first fuel is injected from these lateral holes step by step corresponding to respective hole diameters. In this case, by suitably setting relation between opening of the vane and the positions of the lateral holes 20a-20c, delay of fuel injection timing is dissolved. The hole diameter of the lateral holes are instituted to inject fuel quantity corresponding to increase of air flow at the time. When the vane 9 is further opened, the venturi part is spread, and the extreme end of the secondary main nozzle is faced to the venturi part, fuel is also injected from the extreme opening of the nozzle.
Patent JP-H0728548-A (JP)
Title: Semiconductor device and electronic apparatus
Inventor: YOKOUCHI HIDEAKI
IPC: G06F15/78
Filed: 1993-07-14
Abstract: PURPOSE:To reduce the power consumption and to make an electronic apparatus inexpensive and small-sized by always setting the operating voltage of a quartz oscillation circuit to a low value and outputting the oscillation output to a CPU and its peripheral circuits through a level shifter only at need. CONSTITUTION:A negative power VS1 is outputted from the operational amplifier, to which the low reference voltage outputted from a low reference voltage generating circuit 10 is inputted, by negative feedback amplification of a voltage follower. These low reference voltage generating circuit 10 and operational amplifier take powers VDD and VSS applied to a semiconductor device as the operating powers, and the voltage of VS1 is higher than that of VSS. When a voltage switching control signal is '0', an output signal 31 from the oscillation circuit is outputted as a time counting clock 5 through a clock selecting circuit 4 because VS1 and VS2 have the same potential. But when the voltage switching control signal is '1', it is outputted as the time counting clock through the clock selecting circuit 4 after passing a level shifter 3.
Patent JP-H11354159-A (JP)
Title: Lithium secondary battery and manufacture thereof
Inventor: SOGA IWAO
IPC: H01M4/13
Filed: 1998-06-05
Abstract: PROBLEM TO BE SOLVED: To provide a lithium secondary battery using a gelled electrolyte to restrain a trouble such as liquid leakage, having high potential and high energy density, and excellent in capacity and a cycle characteristic. SOLUTION: A positive electrode and/or a negative electrode contain a skeletal polymer, additionally to a gelled electrolyte polymer formed by thermal polymarization, having a solubility parameter different by 0.2 (cal/cc)<0.5> or more from a solubility parameter of a solvent in an electrolyte, in a lithium secondary battery in which the positive electrode and the negative electrode are layered via the electrolyte layer to be stored in a case, in which the positive electrode and/or the negative electrode are constituted of an active material containing layer capable of storing and releasing lithium ion provided on a collector and an ion-migrating layer formed inside the layer, and in which the ion-migrating layer and the electrolyte layer are composed of the gelled electrolyte.
Patent JP-H0223465-A (JP)
Title: Sales system for gas station
Inventor: SHIMAMURA YOSHIO
IPC: G07G1/06
Filed: 1988-07-13
Abstract: PURPOSE:To execute the collective settlement of costs by storing refueling machine data and commodity purchasing data into an IC card, and issuing a slip printed with the commodity purchasing data stored into the IC card and the refueling data from a refueling machine. CONSTITUTION:A gas station crew inserts the IC card to the IC card reader/ writer of the refueling machine, makes the IC card store a refueling machine number to execute refueling, makes a control device 26 store a card number, hands the IC card to a customer, and execute refueling work. A refueling quantity is measured by a flow meter, a flow pulse signal is outputted from a flow pulse transmitter 29 to the control device 26, and the refueled quantity is displayed on a display device 30. On the other hand, refueling data are outputted to a control device 27 on a settling device side, the card number, the refueled quantity and a refueled amount are displayed on a display device 15, temporarily stored into the memory part of the control device 27 together with the data such as commodity purchasing in the gas station stored into the IC card, and at the time of the settlement of the costs, the all sales data such as the refueling data and the commodity purchasing data are issued from a printer 34.
Patent JP-H094077-A (JP)
Title: Joint treatment method of exterior wall material
Inventor: TSUZAKI MASATOSHI
IPC: E04B2/56
Filed: 1995-06-15
Abstract: PURPOSE: To accurately and efficiently execute joints when installing exterior wall materials. CONSTITUTION: A primer 2 is applied at the end of an exterior wall material 1 forming a joint 4 as a primer treatment and then the primer-treated face is covered with a release paper to protect it and prevent dust and adhesion of stains. When executing the exterior wall, the release paper is peeled off and a caulking material is charged on the exposed primer-treated face or the joint is treated by adhesion of a waterproof joint tape.
Patent JP-S6418052-A (JP)
Title: Gas sensor
Inventor: KODA HIROSHI
IPC: G01N27/04
Filed: 1987-07-13
Abstract: PURPOSE:To achieve a higher reliability of connection between electrodes dispensing with a lead for connecting the electrodes, by connecting electrodes to a gas sensitive substance layer while being connected directly to an external electrode not through the lead. CONSTITUTION:Electrodes 14 and 16 are connected to a gas sensitive substance layer 6 and provided by vacuum evaporation of Au, Pt or the like, coating of a paste thereof or others. A heat-resistant insulating cover is provided on the ground of the gas sensitive substance layer 6 and the electrodes 14 and 16 to insulate them from a metal heating body 2. A lead frame 18 is welded with the heating body 2 through a external electrode in common to one end of the heating body 2 and the electrode 14 while being connected to the electrode 14 with a conducting adhesive 24. A lead frame 20 is connected to the electrode 16 with the adhesive 24 through an external electrode connected to the electrode 16. A lead frame 22 is welded with the heating body 2 through an external electrode connected to the other end of the heating body 2 while a weld section is protected with the adhesive 24. This eliminates the need for a lead to connect an electrode connected to the gas sensitive substance layer 6 to an external electrode.
Patent JP-H04370541-A (JP)
Title: Optical recording disk
Inventor: AOI TOSHIKI
IPC: G11B7/246
Filed: 1991-06-19
Abstract: PURPOSE:To obtain a normal and correct tracking error signal at the time of executing tracking servo by a push-pull method by using an optical recording disk in which a dyestuff layer is formed as a light absorbing layer on a base board, and a reflecting layer is laminated in it. CONSTITUTION:Unevenness corresponding to a groove 31 is given to the surface of the dyestuff layer 3, and when the film thickness of the dyestuff layer of a groove 31 part, the film thickness of the dyestuff layer of a land part 35, and the depth of the groove 31 are made DG, DL, and dG respectively,  D=DL +dG-DG is made a value larger than  DO at which the tracking error signal is '0'. At this time, dG is made 1300A<dG<=2500A, and the width WG of the groove 31 is made 0.35 to 0.6mum, and the pitch P of the groove 31 is made 1.5 to 1.7mum.
Patent JP-S57108053-A (JP)
Title: Tripeptide and its derivative
Inventor: TAKEUCHI TADASHI
IPC: A61P17/00
Filed: 1981-10-30
Abstract: NEW MATERIAL:A tripeptide expressed by the formula A-Pro-B-C-D (A is H, benzoyl, etc.; Pro is N-proline residue which is an N-terminated amino acid residue; B is L-leucine, L-phenylalanine residue, etc.; C is glycine or sarcosine residue; D is pyrrolidine residue) and a derivative thereof.  
     EXAMPLE: Bz-Pro-Tyr-Gly-Pyrr.  
     USE: Useful for the treatment of diseases, e.g. atherosclerosis, hepatocirrhosis or scleriasis, including fibrosis in internal organs causing the excessive accumulation of collagen, and having the synthetic inhibitory action of collagen in cells.  
     PROCESS: After protecting amino or carboxyl groups taking no part in the condensation reaction, a partial peptide constituting a part of the amino acid sequence in the aimed peptide and a partial peptide or amino acid constituting the rest are condensed by the acid chloride method, and the protecting group is removed to give the aimed tripeptide. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S6147811-A (JP)
Inventor: KAARU HAINTSU DEIBITSUTO
IPC: D06L3/02
Filed: 1985-08-09
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S5964678-A (JP)
Title: Ink for ink jet recording
Inventor: SUGIHARA SHIGEO
IPC: B41J2/01
Filed: 1982-10-04
Abstract: PURPOSE:To provide an ink for ink jet recording enabling stable recording and highly precise printing, by dissolving an oil-soluble dye in an aromatic or aliphatic solvent having a high b.p. to bring about a particular viscosity, surface tension, conductivity, and specific gravity. CONSTITUTION:An ink is yielded by dissolving an oil-soluble dye in a high-boiling aromatic or aliphatic solvent, or a mixture thereof to bring about a viscosity of 8cP or below; a surface tension of 25dyne/cm or lower; a conductivity of (1/ 10<10>-1/10<6>)OMEGA.cm; and a specific gravity of 1.5 or less. High-boiling aromatic or aliphatic solvents to be applied include phthalate esters, succinate esters, naphthalene derivatives, ethylene glycol ethers, diethylene glycols, phosphate esters, fatty acids, etc.
Patent JP-H1067768-A (JP)
Title: New coumarin derivative and production thereof
Inventor: TRKOVNIK MLADEN
IPC: C07D311/08
Filed: 1997-06-30
Abstract: PROBLEM TO BE SOLVED: To obtain the subject new compound useful as a production intermediate compound of a coumarin compound capable of being used as an active ingredient of a new antibacterial agent, an antitumor agent or an antiviral agent. SOLUTION: This new coumarin derivative is a compound of formula I [R<1> is NH2 or NHCH=C(CO2 C2 H5 )2 ; R<2> to R<4> are each H and also R<5> is F; R<1> , R<3> are each NHCH=C(CO2 C2 H5 )2 and also R<2> , R<4> , R<5> are each H, etc.], and e.g. 3-amino-8-fluorocoumarin is cited. The compound of the formula I is obtained by reacting a compound of formula II (R<1> , R<3> , R<4> , R<5> are each H and also R<2> is NH2 ; R<1> , R<3> are each NH2 and also R<2> , R<4> , R<5> are each H, etc.) with diethyl ethoxymethylenemalonate of the formula: C2 H5 OCH=C(CO2 C2 H5 )2 . Thus, the compound useful as a production intermediate compound of a coumarin compound capable of being used as an active ingredient of a new antibacterial agent an antitumor agent and an antiviral agent, is obtained.
Patent JP-2000082637-A (JP)
Title: Manufacture of solid electrolytic capacitor
Inventor: HAMA YOSHIKI
IPC: H01G9/028
Filed: 1998-06-22
Abstract: PROBLEM TO BE SOLVED: To provide a method by which a solid electrolytic capacitor which has a high frequency of capacitance appearance and can be improved in frequency characteristics can be manufactured easily. SOLUTION: In a method for manufacturing solid electrolytic capacitor in which a conductive polyaniline layer 6 is laminated upon a dielectric coating film 4 after the film 4 is formed on a valve-action metal, the conductive polyaniline layer 6 is laminated upon the film 4 after at least either one 5 of an aniline derivative and an aniline dimer is deposited on the surface of the coating film 4.
Patent JP-2001007680-A (JP)
Title: Balanced type surface acoustic wave filter
Inventor: ONOZAWA YASUHIDE
IPC: H03H9/64
Filed: 1999-06-22
Abstract: PROBLEM TO BE SOLVED: To eliminate external noise by placing three surface acoustic wave resonators on a major side of a piezoelectric substrate in a direction orthogonal to the propagation direction of a surface acoustic wave and inserting and connecting one of the surface acoustic wave resonators between input terminals of the two remaining surface acoustic wave resonators. SOLUTION: Three SAW resonators 2, 3, 4, each having an IDT electrode and a reflector placed at both sides of the IDT electrode, are placed side by side on a major side of a piezoelectric substrate, and the respective intervals of the SAW resonators 2, 3, 4 are selected while producing no acoustic effects. Adjacent bus bars of the SAW resonators 2, 3, 4 are connected to form bonding pads 5, 6, the bonding pads 5, 6 and respectively corresponding electrode terminals of a package are connected through wire-bonding to form inputs IN1, IN2. Moreover, the other bus bars of the SAW resonators 2, 4 and corresponding electrodes of the package are electrically connected to form outputs OUT1, OUT2.
Patent JP-H0462695-A (JP)
Title: Thin type electronic equipment
Inventor: MORIWAKI SACHIOSA
IPC: G11C7/00
Filed: 1990-07-02
Abstract: PURPOSE:To make the above equipment have long service life even when it is a large capacity and attachable/detachable to a computer by providing a deciding circuit to make a switch on/off by receiving a command from an external equipment. CONSTITUTION:The electric change of a photoelectric conversion element 13 is stored in a capacitor 14, the power of it is supplied to an SRAM 11, when the above equipment is connected to a computer 30, a switch is opened and a switch circuit 18 is closed, when it is disconnected from the computer 30, the switch circuit 18 is opened and a switch 15 is closed. Even when the SRAM 11 comes to be a large capacity, the power can be supplied from the capacitor 1 normally semi-permanently and data stored in the SRAM 11 are not lost. Besides, since a ROM 12 is provided, the especially important data such as a program and the like are not erased. An IC card can be attached/detached easily to the computer 10 and the operability of it is good. Besides, since the switch circuit 18 is provided, electrostatic noise is not given to the SRAM 11 and the ROM 12.
Patent JP-H0464076-A (JP)
Title: Smoothing of time/space information
Inventor: SHIRAKI YUICHI
IPC: G01S3/802
Filed: 1990-07-02
Abstract: PURPOSE:To enable extraction at a high accuracy with the removal of effect of noises and jamming waves by adding variations in an amount of information of a time/space signal being weighted for each optional finite space and finite time as specified. CONSTITUTION:An estimated value for a received signal is calculated 21 by a non-liner coupling function of an estimated feature quantity of a sound source and the results and a normal equation to minimize an estimated error determined 23 from an estimated error 22 are used to calculate 24 a correction value for the estimated feature quantity. When the estimated error does not reach a reference, the correction value is added to update 26 the estimated feature quantity and the results are outputted to an estimated signal generating section 21. This operation is repeated until the estimated error meets the reference. When the reference is met, the current estimated feature quantity is outputted to a smoothing processing means 30. A space frame processing with a nonlinear feature quantity estimating section 20 is performed specified times shifting a frame specified times and the estimated feature quantity obtained by each space frame undergoes a weighted averaging 31. Thus, the results are subjected to a smoothing processing 32 with a time smoothing filter to be outputted as estimated feature quantity at each time space frame.
Patent JP-H1123677-A (JP)
Title: Battery capacity detecting device
Inventor: AOI JUNICHIRO
IPC: H02J7/00
Filed: 1997-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a battery capacity detecting device which warns a user before even a battery with a returned voltage under light load or no load reaches a final voltage due to an abrupt voltage drop. SOLUTION: By storing an elapsed time for every predetermined voltage drop value of a normal output voltage in a storage means 3 as a parameter, when the voltage drop of a battery 1 with a steep and short elapsed time is identified by an identifying means 4, it is possible to warn of a battery 1 with low capacity on the basis of the voltage detected by a detecting means 2. In addition, by storing a number of parameters in the storage means 3 according to the degree of exhaustion, it is possible to identify the degree of exhaustion in more detail.
Patent JP-H0470366-A (JP)
Title: Dot printer
Inventor: KAMIYA RYUJI
IPC: B41J2/51
Filed: 1990-07-02
Abstract: PURPOSE:To greatly shorten a software processing time of a drive control part to accomplish a high-speed printing by a construction wherein a dot printer comprises a parallel input/serial output shift register, a controller, a counter, and a reading means, and a dot counting is conducted in an independent hardware system. CONSTITUTION:A DMA controller 40 constantly inputs dot data stored in a buffer 13 in parallel to a shift register 31 through a bus 14 by one address. The dot data serially outputted from the shift register 31 inputted in a counter 32 in synchronism with a clock in an AND gate 33. The counter 32 counts the dot data independently of a drive control pat 10. The count value is read by a CPU 11 forming a reading means and stored in a total memory area M1 of a RAM 13. Therefore, the drive control part 10 conducts a printing processing while controlling a dot number per unit time on the basis of the counted dot data.