baber/WOPTO huggingface dataset:
Patent JP-H04254595-A (JP)
Title: Production of high-grade quaternary ammonium hydroxide
Inventor: AOYAMA TETSUO
IPC: C25B3/23
Filed: 1990-11-30
Abstract: PURPOSE:To obtain a specified high-purity ammonium hydroxide over a long period with a durable anode by using an insoluble anode obtained by coating a chemically treated titanium base with iridium oxide as the anode. CONSTITUTION:A fluororesin-based cation-exchange membrane is used, and an electrolytic cell is divided into an anode chamber and a cathode chamber. An electrode obtained by coating a chemically treated titanium base with iridium oxide is used as the anode, and nickel, etc., are used for the cathode. An about 3-40wt.% soln. of a quaternary ammonium salt such as high-purity tetramethylammonium bicarbonate in ultra-pure water is charged into the anode chamber as the raw material, and a soln. of a small amt. of tetramethylammonium hydroxide as the desired quaternary ammonium hydroxide is charged into the cathode chamber. A DC voltage is impressed between the anode and cathode, electrolysis is carried out at appropriate current density and low temp., and a high-purity quaternary ammonium hydroxide is produced in the cathode chamber.
Patent JP-H09167483-A (JP)
Title: Operation mode setting circuit
Inventor: SAWADA SEIJI
IPC: G11C7/10
Filed: 1995-12-19
Abstract: PROBLEM TO BE SOLVED: To provide an operation mode setting circuit being applicable for a use in which a device has the same internal constitution and a state of an external signal is different. SOLUTION: A correspondence defining circuit 10 changes correspondent relation between an external signal (EXT) and an internal signal (TNT) according to a logical state of a operation mode switching signal MCHG, and gives it to a mode specifying signal generation circuit 20. The mode specifying signal generation circuit makes a mode specifying signal (MODE) specifying a specific operation mode of a semiconductor device 5 an activation state when this internal signal is satisfied with the prescribed condition.
Patent JP-H07184452-A (JP)
Title: Reaping part for combine harvester
Inventor: MAKIZONO HARUMICHI
IPC: A01D57/00
Filed: 1993-12-27
Abstract: PURPOSE:To obtain a reaping part for a combine harvester capable of joining and transporting stem and culm without winding the stem and culm round a raking rotator. CONSTITUTION:This reaping part for a combine harvester is equipped with a pair of raking rotators 4 of approximately toothed wheel shape which act on the plant foot side of stem and culm cut by a reaping device and are revolved so as to rake the reaped stem and culm toward a longitudinal conveyor are installed at a rear part position of a raising device 2, a scraper member 9 for approaching the right raking rotator 4 from below and a transmission mechanism 10 for reciprocatively rocking and driving the scraper member 9 round a center P of a revolving shaft of the raking rotator 4. The scraper member 9 is provided with a discharging action part 9a which discharges and moves from the rotary center part toward the outer diameter part of the raking rotator 4 by the forward rocking of the scraper member and returns and moves by its backward rocking.
Patent JP-H06177838-A (JP)
Title: Light beam path monitor system
Inventor: SANO TOMOMI
IPC: H04B10/077
Filed: 1992-12-10
Abstract: PURPOSE:To obtain a compact and simple light beam path monitor system whose processing capability is high. CONSTITUTION:A wavelength branch type (n)X(m) optical switch 2 connects the (m) pieces of ports of an optical transmitter device 4 with the (m) pieces of ports of an optical fiber cable 6, and connects the (n) pieces of ports of testing devices 8 to 12 with the desired ports of the (m) pieces of ports of the optical fiber cable 6. This kind of wavelength branch type (n)X(m) optical switch 2 is a complete group matrix switch, plural optical fibers can be simultaneously tested, and the efficient operation of the test can be attained. Moreover, when the optical filters of a signal light transmission and a test light reflection are inserted into and taken out from gaps at the intersections of the matrix- shaped waveguides of the switch 2, the size of the switch 2 is decided only by the size of the matrix-shaped waveguides. Those waveguides are formed by the process of a photo-lithography or the like, and their small scale integration and mass-productivity is excellent, so that it is easy to simultaneously maintain and check the plural optical fibers.
Patent JP-H02173036-A (JP)
Title: Thermosetting epoxy resin composition
Inventor: TAKAHASHI TSUTOMU
IPC: C08L63/00
Filed: 1988-12-26
Abstract: PURPOSE:To obtain the title composition improved in toughness and solvent resistance and useful as a matrix resin for carbon fiber-reinforced composite materials by mixing an epoxy resin having at least three epoxy groups in the molecule with a halogenated aromatic hydrocarbon oligomer and an epoxy resin curing agent. CONSTITUTION:An epoxy resin composition is prepared by mixing an epoxy resin (A) having at least three epoxy groups in the molecule (e.g. triglycidyl-4- amino-m-cresol) with a halogenated aromatic hydrocarbon oligomer (B) (consisting of halogen-substituted aromatic hydrocarbon residues bonded through- Oand/or -SO2-, and having an average MW of 3000-30000, e.g. brominated resocinol polysulfone oligomer), and an epoxy resin curing agent (C) (e.g. 4,4'- diaminodiphenyl sulfone) in such amounts that 10-100 pts.wt., desirably 20-80 pts.wt., component B is present per 100 pts.wt. component A, and component C is used in an amount to give 0.6-1.2mol of active hydrogen atoms per mol of the epoxys.
Patent JP-H07192715-A (JP)
Title: Separator for alkaline storage battery and alkaline storage battery using this separator
Inventor: ICHINUKIZAKA ISAO
IPC: H01M2/16
Filed: 1993-12-27
Abstract: PURPOSE:To provide a separator for an alkaline storage battery, where the lifetime of the battery can be prolonged, by introducing an oxygen functional group to the surface of polyolefine nonwoven fabric coated with an ethylene-acrylic acid copolymer resin by oxidation. CONSTITUTION:An oxygen functional group, which is introduced by oxidation, is present at the surface of polyolefine nonwoven fabric coated with an ethylene-acrylic acid copolymer resin. This oxidation is carried out by a gaseous reaction or the like with oxygen gas, which preferably advances up to about 500Angstrom  from the surface of the fiber. Accordingly, it is possible to realize a continuous hydrophilic effect without deterioration of strength of the fiber. A diameter of synthetic fiber constituting the nonwoven fabric, and Metsuke weight of fabric per unit area and a thickness of the nonwoven fabric are preferably set to 0.1-30mum, 20-200g/m<2> and 30-500mum, respectively. At least 30% or more of the total fiber surface area is preferably composed of polyethylene. Consequently, it is possible to provide a separator for an alkaline storage battery, having 0.10 or more of an O/C value based on ESCA and enhanced performance such as strength and a liquid keeping property, where a lifetime of the battery can be prolonged.
Patent JP-H05161917-A (JP)
Title: Coiler for hot rolled steel sheet
Inventor: KONDO TORU
IPC: B21B39/14
Filed: 1991-12-13
Abstract: PURPOSE:To obtain a coiler with which damage (wear) of a guide roll and jumping-off of a steel sheet from the side guide can be prevented in the side guide of coiler for the hot rolled steel sheet. CONSTITUTION:The guide roll which is mounted in the side guide is made into an umbrella-like roll 1A, plural fins 1F are provided along its rear face and a fluid 1W is caused to collide against these fins from nozzles 1N. A bearing or the like with which the horizontal shaft 1B of the umbrella-like roll 1A is supported is provided with a simple angle adjusting mechanism K. Collision with the tip part of the steel sheet which is entered between the side guides can be minimized with the umbrella-like roll and a revolving driving motor mechanism for umbrella-like roll is obviated. The side guide face of the umbrella-like roll can be easily changed, the steel sheet is led to the pass line and dispersion of wear can be simply executed.
Patent JP-2000158158-A (JP)
Title: Method and device for scanning type laser marking
Inventor: KIYO HOUYO
IPC: B23K26/00
Filed: 1998-11-20
Abstract: PROBLEM TO BE SOLVED: To easily select an optimum setting value of marking conditions in a scanning type laser marking method. SOLUTION: After trial marking is completed against a final row (NA), of a first sequence (a step C4), a provisional setting value of a Y axis parameter condition 'speed' is returned to an initial value (a step C7) and also a marking position in a Y axial direction is returned to an initial value (a first row)(a step C8). Then, a renewal processing in an X axial direction is performed so that a provisional setting value of the X axial parameter condition 'current' is renewed by one step (a step C10) and a marking position of the X axial direction is renewed by one row (from the first row to the second row) (a step C11). For the other conditions, the setting value data is not changed and the same data is used as in the previous case.  As a result, each part is actuated according to the obtained condition data, so as to perform a trial marking of the first sequence in the second row (a step C3).
Patent JP-H02194807-A (JP)
Title: Air sterilization device
Inventor: FUREDERITSUKU HIYU HAWAASU
IPC: F24F1/00
Filed: 1989-12-20
Abstract: PURPOSE: To make it possible to easily maintain the prescribed high cleanliness of a working surface by dispersing air outlets to the side wall of a top section and generating the transversely facing air flow from the side wall described above so as to cross the working surface by action of an impeller. CONSTITUTION: The approximately horizontal working surface 22 is formed in a movable casing 10 and is provided with >=1 inlets 16 existing in the lower region thereof and plural air outlets existing in the upper region thereof. The impeller 20 enclosed by the casing 10 is adapted to allow the inflow of the air through filters 18, 30 from the inlet 16 and to discharging the air from the outlets described above to the outside of the casing 10. The upper region of the casing 10 is formed of the top section 14 having the side wall extending upward from the working surface 22 and the air outlets described above are dispersed in part of the side wall of the top section 14. As a result, the transversely facing air flow is generated from the side wall by the effect of the impeller 20 so as to cross the working surface 22.
Patent JP-H11148796-A (JP)
Title: Combined heat exchanger and manufacture thereof
Inventor: TANAKA SOTOHARU
IPC: F28D1/047
Filed: 1997-11-14
Abstract: PROBLEM TO BE SOLVED: To facilitate insertion of the tube end into a relevant header while enhancing the brazing performance by arranging first and second flat tubes closely each other on the upstream side and downstream side of air flow and bending both tubes on one end part thereof. SOLUTION: A combined heat exchanger comprises a large number of first and second flat tubes 1, 2 arranged closely and in parallel each other on the upstream side and downstream side of air flow in the direction orthogonal to the paper surface. The first tube 1 has the opposite ends inserted liquidtightly into the tube insertion hole of a first header 4 and the second tube 2 has the opposite ends inserted liquidtightly into the tube insertion hole of a second header 5. The first tube 1 is bent, at the opposite ends thereof, to recede from the second tube 2. The tubes 1, 2 are arranged commonly with a corrugated tin 3 which is provided, at each end thereof, with a cut 6 enlarging toward the header 4, 5.
Patent JP-H11150432-A (JP)
Title: Invertible amplifier circuit
Inventor: SHU NAGAAKI
IPC: H03F3/70
Filed: 1997-11-14
Abstract: PROBLEM TO BE SOLVED: To realize refresh and sleep modes with the circuit of a small scale by connecting sleep voltage to the input of an inverter circuit via a switch, in which MOS, are connected in series in two stages at the time of sleeping and interrupting the switch and adding reference voltage similar to the threshold to a MOS connection point at the time of non-sleeping. SOLUTION: A refresh switch SW2 is closed, an inverter circuit I is shorted, threshold voltage is generated on an input side and threshold and refresh voltage VREF are applied to feedback capacitance CF at refreshing. An input capacitance CI also turns into a voltage application state similar to that of capacitance CF and capacitance CI and CF loads are canceled and the effects of offset can be removed. Power voltage Vd is applied to the input side of the inverter circuit I from output TS with the closing of the sleep switch SWS. The respective CMOS inverters of the inverter circuit I move to a saturation area and through current is not generated. Then, power consumption is stopped.
Patent JP-H11228285-A (JP)
Title: Production of single crystal and apparatus therefor
Inventor: VON AMMON WILFRIED DR
IPC: C30B15/14
Filed: 1998-11-20
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a single crystal, capable of readily obtaining substantially L defect-free cylindrical single crystal and provide an apparatus for practicing the producing method. SOLUTION: In this method for producing a single crystal 4 of a semiconductor material by pulling up the single crystal 4 from a melt 2 charged in a crucible and heated by a side heater which encloses the crucible, the melt 2 encloses the single crystal 4 in a circular region around the single crystal and is further heated by a circular heating apparatus arranged in upper position than the melt 2.
Patent JP-2001157429-A (JP)
Title: Rotor for magneto generator
Inventor: OSADA TAKAHIRO
IPC: H02K9/04
Filed: 1999-11-22
Abstract: PROBLEM TO BE SOLVED: To obtain a rotor, for a magneto generator, which restrains a rise in the temperature of a stator coil. SOLUTION: A yoke 2 is provided. A permanent magnet 3 which is supported by the inner circumference of the tube 2a of the yoke 2 is provided. A magnet protective cover 4 which covers the surface of the permanent magnet 3 inside the yoke 2 is provided. The magnet protective cover 4 is provided with a tubular part 4a which covers the surface of the permanent magnet 3. The permanent magnet cover 4 is provided with an annular bottom 4c which covers the bottom 2b of the yoke 2. A plurality of ventilating protrusions 5 for forward rotation and a plurality of ventilating protrusions 6 for reverse rotation are installed so as to protrude intermittently in the circumferential direction at the annular bottom 4c in such a way that their protrusions are deviated in the radial direction.
Patent JP-H08237245-A (JP)
Title: Bi-directional mesh net
Inventor: SUTAMATEIOSU BUASHIRIOSU KAATA
IPC: H04L12/56
Filed: 1995-12-20
Abstract: PROBLEM TO BE SOLVED: To obtain a communication network called as a bidirectional mesh network, MSN or a bidirectional MSN (bi-MSN). SOLUTION: Plural first communication loops (horizontal loops) constituted of plural nodes each of which is mutually connected by a bidirectional link are included in the bidirectional MSN 202. Furthermore, plural second communication loops (vertical loops) constituted of plural nodes each of which is mutually connected by the bidirectional link are included in the bidirecional MSN 202. Each of the second communication loops is connected with each of the first communication loops at a position in common with both of the second and the first communication loops. A switch to transfer packets from the first communication loops to the second communication loops or vice versa as a function of a destination address included in these packets is included in the common node (and in fact, each node in the bidirectional MSN).
Patent JP-H05143526-A (JP)
Title: Bus arbitration circuit
Inventor: KAWAGUCHI TADAHARU
IPC: G06F13/362
Filed: 1991-11-20
Abstract: PURPOSE:To correspond to the change of priority order or the addition of a data transfer module without increasing a hardware in a bus arbitration circuit. CONSTITUTION:A switch circuit 7 generating data which can freely decide priority order is provided. ROM 8 is accessed with the data and bus usage requests REQ1-REQn from the data transfer modules M1-Mn as an address. Priority order data is previously stored in the ROM 8. Reading data of the ROM 8 is adopted as bus usage acknowledgment data ACK1-ACKn. Therefore, correspondence is executed to the increase of the data transfer modules M1-Mn in accordance with the contents of ROM 8 and correspondence is executed to the change of priority order by the switch setting of the switch circuit 7.
Patent JP-2001114196-A (JP)
Title: Movable dropping and landing device in airship
Inventor: KUBO TSUNESUKE
IPC: B64B1/66
Filed: 1999-10-18
Abstract: PROBLEM TO BE SOLVED: To improve management operation and secure safety by automation while the conventional airship is landed by many persons. SOLUTION: This movable dropping and landing device in the airship is so constructed that rope winding reels (winch) are installed on the ground and in a nacelle, a turning table on the ground interlocks with a sensor mounted on the lower part of the shaft indicated by an arrow to be always in parallel to up wind, and the sensor with a transmitter is formed by a semi-soft magnet connected to a part of the tip of the lowered rope, and a magnet buried in a part of the reel (winch), thereby performing automatic landing.
Patent JP-H11168897-A (JP)
Title: Adjustment of motor driver offset
Inventor: IIDA MICHIHIKO
IPC: H02P7/06
Filed: 1997-12-02
Abstract: PROBLEM TO BE SOLVED: To provide an adjusting method applicable to changes through aging and in temperature in which a motor is carelessly not driven during measurement of offset amount on the occasion of adjusting offset of motor driver to control the motor. SOLUTION: An output is measured with a CPU2 by setting only one output terminal to the output enabling condition, while the other output terminals to the output disabling condition in regard to the output terminals 1a, 1b of a motor driver 1 connected to input terminals 3a, 3b of the motor 3, and thereby adjustment is performed by calculating the amount of offset from the measured result.
Patent JP-H08165535-A (JP)
Title: Aluminum alloy for heat exchanger, excellent in corrosion resistance
Inventor: MURAMATSU TOSHIKI
IPC: C22C21/00
Filed: 1994-12-12
Abstract: PURPOSE: To produce an aluminum alloy for heat exchanger, improved in corrosion resistance so that thinning is made possible. CONSTITUTION: This alloy is an aluminum alloy for heat exchanger, having a composition consisting of 0.6-1.5% Mn, 0.10-0.80% Cu, <=0.30% Fe, <=0.20% Si, one or more kinds among 0.03-0.30% W, 0.03-0.30% Mo, and 0.03-0.50% Co, and the balance Al with inevitable impurities. Moreover, this alloy is an aluminum alloy for heat exchanger, having a composition further containing, besides those components, one or >=2 kinds selected from 0.06-0.40% Mg, 0.06-0.25% Cr, and 0.06-0.25% Zr.
Patent JP-H09171997-A (JP)
Title: Dry etching apparatus
Inventor: SUMIYA MASANORI
IPC: C23F4/00
Filed: 1995-12-20
Abstract: PROBLEM TO BE SOLVED: To obtain a dry etching apparatus by which an etching treatment is performed uniformly by a method wherein a ring which is situated at the upper part from a wafer in a plasma and which is not situated directly above the wafer is installed so as not to come into contact width the wafer. SOLUTION: A wafer 13 is conveyed to the position of a wafer 13 inside a plasma treatment apparatus by means of a conveyance device. An insulating film 12 is formed between the wafer 13 and an electrode 10, a groove its formed on the insulating film 12, the groove is filled with a gas for wafer cooling, and the wafer 13 can be adjusted to a prescribed temperature. In addition, in order to protect the electrode 10 and the insulating film from a generated plasma, a ring 17 which is supported at a treatment-chamber wall 18 by a support 21 is installed on the whole circumference near the wafer 13.  In this state, a DC bias voltage is applied to the electrode 10 by a DC power supply 11, the wafer 13 is attracted to the electrode 10 via the insulating film 12, a cooling gas is then introduced to the rear of the wafer 13, high-frequency power is applied to the electrode 10 by a high-frequency power supply 15, and the etching treatment of the wafer 13 is performed. Thereby, the etching treatment of the wafer can be performed with high uniformity.
Patent JP-2001147158-A (JP)
Title: Spectral image capturing device
Inventor: TAMAGAWA YUKIHISA
IPC: G01J3/26
Filed: 1999-11-24
Abstract: PROBLEM TO BE SOLVED: To provide a spectral image capturing device with an excellent wavelength characteristic without requiring any interference filter having an ideal wavelength characteristic. SOLUTION: This spectral image capturing device is provided with a light collecting optical system 1 forming an intermediate image of an objective body, a vision restricting means 2 positioned in the vicinity of a focal point of the light collecting optical system, a collimating optical system 3 converting light from the vision restricting means into parallel light, spectroscopic means 4, 5 dividing the parallel light into a plurality of optical paths with angular differences respectively, an image forming optical system 6 forming an image of light passed via the spectroscopic means for forming an objective body image in each of the optical paths, an image pickup element 7 converting the light intensity distribution of the objective body image into an electrical signal,  a data storage means 8 storing a constant decided on the basis of the wavelength characteristic of the spectroscopic means, and a signal processing means 9 computing a spectral image of the objective body from an output signal from the image pickup element and the constant from the data storage means.
Patent JP-H02178566-A (JP)
Title: Explosion-proof electrical heater, seal structure for external container, seal member and supporting device for the same external container
Inventor: MATSUO SOTOKAZU
IPC: F24H1/10
Filed: 1988-12-28
Abstract: PURPOSE:To enable an external container to bellow a thermal expansion of a heat exchanging part by a method wherein gas with a pressure higher than a surrounding air pressure is filled in a clearance of the container and a part of a circumferential wall of the external container is provided with a fold structure for accommodating a thermal expansion. CONSTITUTION:Although a heat exchanging part 2 is air-tightly stored in an external container 1, gas of which pressure is higher than a surrounding air pressure is filled in a clearance in the container so as to prevent external explosive gas from entering the container. A fold structure 16 arranged at a substantial central part of the external container 1 is provided with a bellows pipe at a central part of the external container 1. In case of a thermal expansion of a heat exchanging part 2 due to a presence of this fold structure 16, the thermal expansion at the external container 1 is accommodated at this fold structure 16, resulting in that a deformation and a breakage of the external container 1 are prevented. A sheet 21 not allowing air permeation has a heat-resistant characteristic and a softness. A large- diameter feeding-out part is installed at a small diameter through-hole 22 and then a close curved part 23 along an outer shape of the feeding-out part is applied. At the through-hole 25, a pushing plate 24 fitted to the feeding-out part and fastened with bolts to an opening edge of the external container 1 may fasten and fix the circumferential edge of the sheet 21 under its compressed state.