baber/WOPTO huggingface dataset:
Patent JP-S58185799-A (JP)
Title: Electrolytic etching method
Inventor: NAGATA JIYUNICHI
IPC: C25F3/02
Filed: 1982-04-23
Abstract: PURPOSE:To decrease the rate of side etching and to improve the accuracy of working, by disposing the N and S poles of a magnet on the outside of an electrolyte so as to be parallel with the work and cathode members dipped in parallel in the electrolyte on both sides thereof. CONSTITUTION:An etching cell 3 is disposed in a thermostatic bath 2 contg. liquid such as water 1 and the temp. of the electrolyte 4 in the cell 3 is maintained constant. The work 5 and cathode members 6 are disposed in parallel so as to face each other in the electrolyte 4, and are connected to the anode and cathode of a DC power source 7. The N pole 8a and S pole 8b of an electromagnet are disposed on the outside of the bath 1 in parallel on both sides of the members 6. Electric current is conducted between the work 5 and the members 6 in this state and the work 5 is etched electrolytically. The corrosion in the direction perpendicular to the side etching direction is decreased and the corrosion in the depth direction of the working is progressed, whereby etching is effected anisotropically and the accuracy of the working is improved.
Patent JP-H07283256-A (JP)
Title: Resin sealing method of semiconductor part
Inventor: SAEKI JUNICHI
IPC: B29C45/14
Filed: 1994-04-06
Abstract: PURPOSE:To provide a technique capable of ensuring the reliability of a product and enhancing a sealing operation in efficiency in a resin sealing process wherein the one side of a circuit board mounted with a semiconductor is sealed up with resin by a mold. CONSTITUTION:A mold is composed of an upper mold 8, a lower mold 10, and a slide block 11 which slides on a prescribed part of the lower mold 10. A circuit board 1 is fixed to the slide block 11, and a gate is formed on the upper mold 8 so as not, to come into contact with the circuit board 1. After an injection of rosin is finished, the slide block 11 and a product ejector pin 25 of the lower die 10 are moved interlocking with each other, whereby the above purpose can be attained. By this setup, the reliability of a product can be ensured, and a molding operation can be improved in efficiency.
Patent JP-H03270405-A (JP)
Title: Automatic bias setting circuit for field effect transistor
Inventor: OISHI AKIRA
IPC: H01L27/06
Filed: 1990-03-20
Abstract: PURPOSE:To automatically set the bias of FET and HEMT by providing a drain current detection circuit, reference current generation circuit, comparator circuit to compare the output current of the drain current detection circuit with the reference current of the reference current generation circuit, and gate voltage set circuit integrally in one IC. CONSTITUTION:A drain current detection circuit 21, reference current generation circuits 22, comparator circuits 23 and gate voltage set circuit 24 are provided integrally in one IC. The drain current detection circuit 21 detects the drain current of the field effect transistor(FET) (including HEMT), and the reference current generation circuit 22 generates the reference current for setting the drain current at a prescribed value. Further, the comparator circuit 23 compares the output current of the drain current detection circuit 21 with the reference current of the reference current generation circuit 22 and outputs a current as difference between both currents and corresponding to this output current, the gate voltage set circuit 24 changes the gate voltage of the FET and sets the gate voltage so that the drain current can be the prescribed current value. Thus, the bias of the FET and HEMT is automatically set.
Patent JP-S63238359-A (JP)
Title: Water leakage detection device of hot water supplier
Inventor: YAMAZAKI TADASHI
IPC: F24H1/18
Filed: 1987-03-23
Abstract: PURPOSE:To detect water leakage for sure in an earlier stage with a simple constitution by controlling the opening and closing of a solenoid water stop valve by the signals from a water flow meter and hot water flow meter. CONSTITUTION:In the case where a hot water supplier operates normally and there is no water leakage accident, a water flow meter 25 and hot water flow meter 26 detect the flows of water and hot water when hot water is supplied with a cock 27 opened, and when the cock 27 is closed and hot water supply is stopped, the water flow meter 25 and hot water flow meter 26 do not detect the flows of water and hot water. When the hot water supplier develops a water leakage accident, the hot water flow rate meter 26 does not detect the flow of the hot water when the cock 27 is closed and the hot water supply is stopped, but the water flow meter 25 detects the flow of the water. The data of the water flow meter 25 and hot water flow meter 26 is put in the comparison section 32a of a control section 32, and the operation, the opening or closing of a solenoid water stop valve 24 is controlled by a judgement section 32b.
Patent JP-S63235511-A (JP)
Title: Method for spinning
Inventor: KOBAYASHI YOSHINOBU
IPC: D01D1/04
Filed: 1987-03-23
Abstract: PURPOSE:To prevent nonhomogenization in a spinning nozzle holder, by induction heating the spinning nozzle holder with an induction heating device provided on the outside thereof. CONSTITUTION:An induction heating coil 2 is provided near a spinning nozzle holder 1. When a power is supplied to the induction heating coil 2, an eddy current is generated in the skin part 6 of the corresponding spinning nozzle holder to increase temperature with the part as the center. A spinning solution in the spinning nozzle holder is heated at a desired temperature. A signal from a temperature sensor 12 can be fed back to a high-frequency generator 4 to carry out temperature control.
Patent JP-H06281582-A (JP)
Title: Analysis of iron ion by valence number
Inventor: WATANABE MITSUYOSHI
IPC: G01N31/00
Filed: 1993-03-26
Abstract: PURPOSE:To provide the method for analyzing iron ion in solution by valence numbers when transition metal and organic material coexist. CONSTITUTION:In solution, wherein at least one or more kinds of transition metal and organic material coexist and iron (I) ion and iron (II) ion are contained, a color coupler is added in the analysis of the iron (I) ion, and a reducing agent and the color coupler are added in the analysis of the iron (II) ion. This is the feature of this method. The measurement of the iron ion by the valence number is performed by absorptiometry. A pH regulator, acid, alkali solution and a masking agent are added based on the pH of the solution and the coexisting ion.
Patent JP-S60212824-A (JP)
Title: Magnetic recording medium
Inventor: ICHIKAWA AKIRA
IPC: C09D7/12
Filed: 1984-04-06
Abstract: PURPOSE:To obtain a long-life magnetic recording medium having a protective layer which is small in abrasion loss and is highly resistant to impact by forming the protective layer consisting essentially of a polyester resin, acrylic resin and isocyanate compd. on the surface of a magnetic layer provided on a non- magnetic base. CONSTITUTION:The polyester resin (resin A) which has preferably >=1,500mol.wt. and can form a relatively hard film and the acrylic resin (resin B) which has preferably >=10,000mol.wt. are mixed within at a mixing weight ratio of the resin A with the resin B in a 4/6-7/3 range. The polyisocyanate compd. is incorporated into such mixture so as to be incorporated at 5-20wt% of the total weight of the org. binder. Such mixture is dissolved in a solvent mixture composed of toluene and methyl ethyl ketone to prepare a paint. Such paint is coated on the magnetic layer and is dried then the coating is subjected to a heat treatment to form the protective layer having about 3mu thickness. The highly durable magnetic recording medium having the protective layer which has high adhesion to the magnetic layer and is highly resistant to wear and impact is thus obtd.
Patent JP-H11262960-A (JP)
Title: Molding of synthetic resin molded product
Inventor: SUGIURA NOBUKI
IPC: B29C45/14
Filed: 1998-03-18
Abstract: PROBLEM TO BE SOLVED: To easily mold even a precise gear requiring high accuracy by preventing the shift of the center line of the center hole of a metal core cylinder and the center line of a synthetic resin molded product to the outer peripheral surface of a molded product main body. SOLUTION: In a setting process, the inner diameter dimension of the center hole of a metal core cylinder 10 is formed so as to be made smaller than the outer diameter dimension of a set pin 30 and the setting hole part 12 fitted to the leading end part of the set pin 30 in a temporarily set state is provided to the center hole 11. The metal core cylinder 10 is temporarily set to the leading end part of the set pin 30 to be set to the setting hole part 12. In a mold clamping process, the metal core cylinder 10 is introduced up to the predetermined position of the set pin 30 under pressure and the center hole 15 of the metal core cylinder 10 is sized into the same size as the outer diameter dimension of the setting pin 30 on the same center line as the set pin 30.
Patent JP-H11265735-A (JP)
Title: Rechargeable power tool
Inventor: MATSUNAGA TAKASHI
IPC: B25F5/00
Filed: 1998-03-18
Abstract: PROBLEM TO BE SOLVED: To provide rechargeable power tool with an easily chargeable battery and allowing a worker to grasp a residual capacity of the battery. SOLUTION: A motor 3, a battery unit 2 to drive the motor 3 are integrated in this rechargeable power tool, and the battery unit 2 is composed of a rechargeable battery 7, a current detecting part 9 to detect a charge current of the battery 7, a circuit 8 to calculate a charged and discharged quantity from the detected current and a piece of LED for an annunciator 10, and the circuit 8 light the LED while a residual capacity of the battery is not less than 30% judging from the charged and discharged quantity calculated.
Patent JP-S58185291-A (JP)
Title: Ribbon device for typewriter
Inventor: SHINADA KEIICHI
IPC: B41J35/22
Filed: 1982-04-26
Abstract: PURPOSE:To obtain a ribbon device which requires no lifting mechanism, can be miniaturized, and is also economical by using a system in which any one of an arm provided with a printing ribbon and an arm provided with a correcting ribbon is operated and lifted by a motor and the other is lifted in an interlocking manner with the one arm. CONSTITUTION:An arm 30 on which a printing ribbon 29 is horizontal laid is placed on a supporting plate 31 of a supporter 23, and the basel end of an arm 32 on which a correcting ribbon 9 is horizontally laid is fixed to the supporter 23. The arm 30 turns in an interlocking manner with the rotation of a shaft 6 and then with the rotation of the arm 32. When the supporter 23 is operated by a motor and the arm 32 is lifted to the printing point, the arm 30 is lifted correspondingly to the printing point in an interlocking manner.
Patent JP-H03267643-A (JP)
Title: Sleep-time device
Inventor: MIKI MASAYOSHI
IPC: F24F11/02
Filed: 1990-03-19
Abstract: PURPOSE:To obtain a comfortable sleeping environment while air conditioning the inside of a bed together with a bedroom by a method wherein detection is done by a room temperature sensor in a bedroom and a temperature sensor in a bed, and a first indoor unit and second indoor unit are operated by a common outdoor unit. CONSTITUTION:When both temperatures in a bedroom and in a bed are higher than a certain set value, a temperature sensor 11 and room temperature sensor 12 detect this, a control unit 13 operates an outdoor unit 9, and at the same time, a first valve 14 which is piping-connected to a first indoor unit 7 and a second valve 15 which is piping-connected to a second indoor unit 8 are opened, and the insides of the bedroom and bed are air conditioned. Also, when only the temperature in the bedroom is higher than the set temperature, only the second valve is opened, and only the second indoor unit is operated to air condition the inside of the bedroom only. In addition, when only the temperature in the bed is higher, in the same manner, only the first indoor unit is operated to air condition the inside of the bed only.
Patent JP-H01243206-A (JP)
Title: Manufacture of laminate core
Inventor: TANAKA HISASHI
IPC: G11B5/127
Filed: 1988-03-23
Abstract: PURPOSE:To inexpensively manufacture a laminate core with a simple process by superposing and joining plural magnetic metallic plates and non-magnetic metallic plates alternately, forming a clad material, and blanking it. CONSTITUTION:A clad plate 4 is obtained by superposing the plural magnetic metallic plates 1... and non-magnetic metallic plates 2... and rolling and joining them passing between rolling rolls 3, 3. In such a case, 'Permalloy(R)' or 'Alperm(R)', etc., is used as the magnetic metallic plate 1, and also, it is desir able to use copper alloy, especially, german silver as the non-magnetic metallic plate 2. The laminate core 5 is formed by blanking the clad plate 4 by press working in desired core shape. Therefore, it is possible to reduce the number of manufacturing processes and also, to shorten a manufacturing time, then, the laminate core is manufactured inexpensively.
Patent JP-H04294752-A (JP)
Title: Stopper for container
Inventor: ISONO KEINOSUKE
IPC: B65D47/26
Filed: 1991-03-08
Abstract: PURPOSE:To provide a container stopper which can be easily connected to a container with an edge-free connecting means and ensures prevention of the leakage of its contents from the container through the connecting place. CONSTITUTION:A container stopper which consists of a supporting body 2 having a through passage 4 and a blocking body 3 for obstructing the through passage 4 and which is characterized by the blocking body 3 movable in the through passage 4.
Patent JP-S51145469-A (JP)
Title: A process for removing sulfur oxides
Inventor: SAITOU SHIGERU
IPC: B01D53/77
Filed: 1975-06-10
Abstract: PURPOSE: A desulfurizing process by organic acid acid alkalis wherein recovery of organic acid is not required. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H11249644-A (JP)
Title: Fixing structure of sound board for piano
Inventor: KANEMITSU MAKOTO
IPC: G10C3/06
Filed: 1998-03-04
Abstract: PROBLEM TO BE SOLVED: To optionally control the vibration characteristic of an sound board without touching the sound board itself by fixing the sound board on an inner rim under plural prescribed and mutually different fixing conditions along the peripheral direction of the inner rim. SOLUTION: The inner rim 1 is formed as a shape along the outer periphery of a piano by jointing five inner rim segments 10. These segments 10 are constituted of 1st to 5th inner rim segments 10a to 10e successively from the front side of a low sound part. Wooden single plates consisting of a wooden material having comparatively high density are used for the 1st and 5th segments 10a, 10e arranged on the front side, wooden single plates consisting of a wooden material with intermediate density are used for the 2nd and 4th segments arranged on the center side and a wooden single plate consisting of a wooden material with low density is used for the 3rd segment 10c arranged on the depth side to make the density of respective segments different.  Since the density of the inner rim 1 is changed in the peripheral direction, the vibration characteristic of the sound board 8 can be controlled by changing the boundary condition of oscillation of the board 8 in accordance with a range.
Patent JP-S63233832-A (JP)
Inventor: KONISHI TOSHIHARU
IPC: B32B18/00
Filed: 1987-03-24
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-H07281438-A (JP)
Title: Crosslink hardening resin composition and crosslink hardening resin obtained by hardening the resin
Inventor: YANAGASE AKIRA
IPC: C09D4/06
Filed: 1994-04-07
Abstract: PURPOSE:To provide such a crosslink hardening resin that can be developed with alkali and the hardened film is excellent in various performances, especially in alkali resistance so that the film can be suitable for the solder resist of a printed circuit board and the film can be used as a protective film for plastics, metals and various materials. CONSTITUTION:This crosslink hardening resin compsn. consists of (1) 30-60 pts.wt. ethylenic unsatd. compd. having two or more (meth)acryloyloxy groups in one molecule, (b) 40-70 pts.wt. binder polymer, (c) 1-20 pts.wt. block polyisocyanate compd., and (d) 0.001-10 pts.wt. photopolymn. initiator, in total 100 pts.wt. The binder (b) consists of 15-30wt.% at least one kind of alpha,beta-unsatd. carboxyl group-contg. monomers, 5-30wt.% at least one hydroxyl group-contg. monomer, and 80-40wt.% other copolymerizable monomers. The crosslink hardening resin is obtd. by hardening the compsn.
Patent JP-S58185379-A (JP)
Title: Supporting device of steering column in automobile
Inventor: MORITA ISAMU
IPC: B62D25/08
Filed: 1982-04-26
Abstract: PURPOSE:To decrease a vibrative noise in a car room, by reducing vibration of a steering column. CONSTITUTION:A bottom bracket 6 is secured to a dashboard lower 3l of a dashboard 3 in front of the driver's seat side in a car room 1, and a bottom supporting hole 7 of a steering column 5 is provided to this bracket 6. While the base end of an upper bracket 8 is secured to a dashboard upper 3u further deflectively to a front pillar 4 than the bracket 6, and a distance (a) in the lateral direction is provided between the center of the hole 7 and the base end center of an upper bracket 8. Longitudinal axisl lines of an upper supporting hole 9 and the hole 7 are aligned, while the column 5 is supported to these holes 9, 7, and a steering stem 11 provided with a steering handle 10 is rotatably supported to said column 5.
Patent JP-H09254493-A (JP)
Title: Printer apparatus
Inventor: HAYASHI KENJI
IPC: G03G15/00
Filed: 1996-03-26
Abstract: PROBLEM TO BE SOLVED: To enable the device to be used effectively by inhibiting paper from absorbing moisture in nonuse condition, besides, making miniaturization possible on the size of the device during the nonuse period of the whole device, and further leveling the upper surface of the device main body generally. SOLUTION: In the printer 51, when not used in the long period of time, a paper ejection tray 34 is turned to cover a depression 56 defined at the upper part of the device main body, and at the front thereof, a paper feeding cassette 54 removed from the opening 53 is accommodated in the depression 56 with its upper part cover 59 attached. In the Figure of the depression 56, at the back thereof, a moisture absorption preventive plate is laterally disposed to shield an exposed part of the paper feeding cassette, so a moisture absorptive prevention can be achieved by using jointly with the upper part cover 59. In as much as, also, the device main body 52 becomes flat in the whole in its upper surface with the paper feeding cassette 54 disposed on the depression 56, some articles can be placed thereon.
Patent JP-S55163825-A (JP)
Title: Selecting device of iron core
Inventor: KIRIYAMA TOSHIKATSU
IPC: G01R33/16
Filed: 1979-06-06
Abstract: PURPOSE:To improve selecting speed of core without any loss of selecting accuracy by a metod wherein cores are selected by utilizing magnetic image effect generated between a selecting core and a flat plate yoke. CONSTITUTION:An exciting coil 3 is installed to be attached to or close to a flat plate so that the direction of its magnetic field at the central axis is directed perpendicular to a flat plate yoke 6 when exciting current is flowing. A search coil 4 is installed inside the exciting coil 3 so that central axes of the exciting coil and the search coil may coincide. First a core 1 to be selected is inserted into the search coil 4 through an opened upper end of the exciting coil, and placed on the flat plate yoke 5, and its magnetic characteristic is measured by the exciting coil 3 being energized. At this monent between the yoke 5 and the core 1 magnetic image effect is generated, and magnetic characreristic in a long size is obtained because of less reactive magnetic field than that of single insertion of the iron core.
Patent JP-S56165644-A (JP)
Title: Paper-leaf disposing device
Inventor: NAO MANABU
IPC: B65H1/26
Filed: 1980-05-26
Abstract: PURPOSE: To true up the front ends of bank notes and drop off extraneous matters mixed among paper leaves in a device to let out bundled paper leaves such as bank notes thrown in in one lot at fixed numbers by striking and shaking the bundle once stopped by a stopper.  
     CONSTITUTION: In an automatic cash deposit machine, bank notes 40 thrown in in one lot from an inlet 62 by a user are conveyed along a conveying route 61 by rollers 55, 56, and others, and caught by a guide plate 59 in their front ends to be once stopped. Then, as plunger magnet 66 is continuously operated in severl numbers, a support member 63 is reciprocated, and bank notes 40 are struck and shaken by a pushing member 64 supported on the support member 63 to be freely swayed. In this process, the bank notes 40 are trued up in their fron ends, and extraneous matters mixed among bank notes 40 are dropped off and collected in a collecting box 60. Then, bank notes 40 are pushed by the pushing member 64 to feed rollers 57 and 58, and sent out toward a conveying route 72 one by one. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S54160523-A (JP)
Title: Formation of aluminous film
Inventor: NOBUTOU YOSHIYASU
IPC: C23C24/10
Filed: 1978-06-09
Abstract: PURPOSE: To form aluminous film layer of excellent film characteristics by the procedure in which an organic film layer is formed beforehand on the surface of a metal base, and then Al powder is adhered to the surface and heated at a temperature above the melting oint of the Al powder.  
     CONSTITUTION: A mixture of an organic film-forming agent such as a polymeric resin, a condensation resin, a cellulosic resin, a natural rubber, etc., and an organic matter-decomposition and combustion retarder such as water glass, various metal hydroxides, silicone resin, etc., is coated on the surface of a metal base, and then the metal surface is dried and further coated with a slurried mixture of Al powder, polybutyralmethylethylketone, and methylethylketone by spraying method. After drying, the metal base so coated is put in an oven kept at 700°C to decompose and burn off the organic film in approx. 120 sec, whereupon Al powder is sticked to the surface of the metal base and then sintered to form Al film layer. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H08256672-A (JP)
Title: Quality improver for bread preparation
Inventor: KAWACHI KIMIE
IPC: A21D2/26
Filed: 1995-03-28
Abstract: PURPOSE: To obtain an improver giving bread having a large swelling, wet palatability and hardly drying in storage. CONSTITUTION: The objective quality improver for bread preparation containing partially heat modified whey protein as an active component. The other objectives are a preparation of bread added the quality improver and formulated powder for bread preparation mixed with the quality improver. The partially heat modified whey protein is prepared by dissolving substantially desalinated whey protein in water at <=15% protein concentration and heating at 55-120 deg.C for 60min. The resultant solution may be used in a dried state.