baber/WOPTO huggingface dataset:
Patent JP-2000039840-A (JP)
Title: Cipher apparatus
Inventor: ANDO YUJI
IPC: H04L9/06
Filed: 1998-07-24
Abstract: PROBLEM TO BE SOLVED: To improve the resistance to the eavesdropping, manipulation, etc., by a third person and to enable dealing with the change of a cipher algorithm even in the case of the cryptoanalysis of the algorithm by the third person by creating the cipher key to be used by a data processing means is accordance with previously held data or program for cipher key formation or separate information. SOLUTION: An arithmetic processing circuit 105 executes arithmetic processing of exclusive OR and various other kinds by using the cipher key made secret for at least the third person (via the reliable third person in some cases) in order to encipher individual pieces of divided data. A cipher key processing circuit 104 creates the cipher key to be used by this arithmetic procreating circuit 105 by use of the previously held data for forming cipher key, for example, a shared key or the secret key (intrinsic 'key') secretly held only on the transmission side or a program for fetching, etc., of only the specific number of digits of the secret key or the use of the secret key in accordance with the separate information on date, etc., from a clock or calendar, etc.
Patent JP-S60102352-A (JP)
Title: Automatic taking-up for thin paper sheet
Inventor: KAI MUTSURIYOU
IPC: B65H19/28
Filed: 1983-11-08
Abstract: PURPOSE:To reduce the time for a winder apparatus to stop by holding a thin paper sheet through the suction by a rear drum when the thin paper sheet is cut, and blowing air from the rear drum when the top edge of the thin paper sheet is taken-up onto a core. CONSTITUTION:When a thin paper sheet 10 is cut, said paper sheet is held through the suction 14 by a rear drum 2, and when the top edge of the thin paper sheet 10 is taken-up onto a core 9, the top edge of the thin paper sheet 10 is arranged along the core 9 by blowing air from the rear drum 2 on the contrary. Therefore, the reversing process for the rear drum 2 which was necessary in taking-up a thick paper sheet can be omitted, and the time for a winder apparatus to stop can be reduced. Further, since the bulging-out of the adhesive applied onto the core 9 from the taken-up paper sheet is prevented, a rider roll is prevented from being contaminated, and the generation of noise can be prevented.
Patent JP-S58116636-A (JP)
Title: Feed for eel
Inventor: YANOHARA YOSHITAMI
IPC: A23K1/16
Filed: 1981-12-28
Abstract: PURPOSE:A feed for eel having improved growth promoting effect, causing no occurrence of a parasite, obtained by blending a feed with a substance containing an attractant such as body fluid extracted from a tubificid, an amino acid, etc. CONSTITUTION:A granular blended feed for young eels whose diameters are taken into consideration is coated with body fluid extracted from a tubificid or amino acid having properties to attract eels and constructed so that it is settled in water, to give the desired feed for eel. The prepared blended feed  shows more improved growth promoting effect than the supply of an exisitng  tubificid as a feed, and a parasite such as trichodina, dactylogyrus, etc., which  is liable to occur by the use of the tubificid as the feed, will not occur. Instead  of coating the blended feed with body fluid extracted from the tubificid humor  or the a mino acid, the attractant may be dropped into a bascket for making  eels take to feeding in water or to the top of the feed so that eels are attracted.
Patent JP-H1044424-A (JP)
Title: Ink jet recorder
Inventor: IKEDA KOICHI
IPC: B41J2/05
Filed: 1996-08-08
Abstract: PROBLEM TO BE SOLVED: To control the ink temperature by providing an ink jet recorder with means for determining the number of printing times of each nozzle for each line to be printed while controlling the heating at the time of jetting no ink, and to enhance the print quality by suppressing the clogging of a nozzle. SOLUTION: When a line of print data is stored in an RAM 13, a CPU 11 transfers a data, representative a nozzle H performing a line of printing of a print data stored in the RAM 13 one or more times and a nozzle L performing no printing, from a data transfer circuit 20 to the data receiving circuit 22 at a carriage section 21. The nozzle jetting ink one or more times at each print line is subjected to heating control at the time of jetting no ink while the nozzle jetting no ink is not subjected to heating control at each printing position even when ink is not jetted. Consequently, difference of heat storage due to the printing frequency is corrected and useless heating control is stopped for a nozzle which does not jet ink for one or more line so that clogging is not accelerated.
Patent JP-H0941346-A (JP)
Title: Concrete dam bank body and building method thereof and block
Inventor: HIROSE SHIGEMICHI
IPC: E02B7/02
Filed: 1995-07-27
Abstract: PROBLEM TO BE SOLVED: To provide upper stream and downstream outer layers with durability as set by a method wherein the upper stream and downstream outer layers are formed of rich-mix concrete and the interior of a bank body surrounding the outer layers is formed of lean-mix concrete. SOLUTION: By superposing concrete blocks A and B for an outer layer made of rich-mix concrete with each other, upper stream and downstream outer layers are formed and lean-mix concrete 35 is placed between the upper stream outer layer and a downstream outer layer to form the interior of a bank body. After the concrete blocks A and B for an outer layer at a first stage are arranged on a given foundation concrete (e) by means of proper auxiliary blocks 33 and 34, the lean-mix concrete 35 is placed up to a half of the overall heights of the concrete blocks A and B for an outer layer at a first stage and the lean-mix concrete forms a concrete layer (d) at a first stage of the interior of the bank body, and by repeating this work, construction is effected. This method uses the concrete blocks A and B for an outer layer as forms.
Patent JP-S6270734-A (JP)
Title: Method and apparatus for quantitative analysis of nox nitrogen
Inventor: HIRATA SHOICHI
IPC: G01N21/33
Filed: 1985-09-25
Abstract: PURPOSE:To enable rapid and accurate quantitative analysis, by pretreating specimen water by a specific membrane. CONSTITUTION:A pretreatment apparatus 2 having a reverse osmosis (RO) membrane and/or an ultrafiltration (UF) membrane is arranged between a spectrophotometer 3 according to ultraviolet absorption photometry and an aeration tank 1. The obstruction substance of the specimen water sampled from waste water of waste water treatment installation or the liquid mixture from the aeration tank of activated sludge type waste water treatment installation is removed by said membrane. The salt removal ratio of the RO membrane is pref. set to 30-70%. For example, if the operation pressure of the RO membrane is set to 3-5kgf/cm<2> as module inlet side pressure, the transmissivity of an inorg. salt such as NOX nitrogen markedly increases without changing the removal ratio of a medium-/high-molecular wt. compound such as DBX and various impurities can be sufficiently removed. When there is an obstruction substance such as a low MW org. substance in treated specimen water, because said substance shows absorption at a wavelength of 250-270nm, both absorbanicies at wavelengths of 210-230nm and 250-270nm are measured and, when correction is performed using a predetermined formula, the accurate concn. of NOX nitrogen is obtained.
Patent JP-2000027266-A (JP)
Title: Human body washing nozzle
Inventor: HAMADA YASUO
IPC: E03D9/08
Filed: 1998-07-08
Abstract: PROBLEM TO BE SOLVED: To form a human body washing nozzle in a compact figure of rotating or oscillating the washing nozzle at its end without using electricity for a driving means and greatly save water and provide a comfortable washing feeling with the combination of bubble mixture. SOLUTION: If the discharge of washing water is instructed, the washing water is subjected to pressure by a water pump 11, concurrently controlled to a predetermined momentary flow rate by a flow control valve 12 and then discharged from to a discharge port 15 through a water supply passage 13 and a water discharge passage 25. If the rotation of washing water is instructed by a user, an air pump 16 applies pressure to an air and a first air valve 17a is concurrently open, causing the air to flow through a first air flow passage 18a into an air turbine to be rotated, whereby the angle of the water discharge passage 25 is changed to rotate or oscillate the washing water via a rotating or oscillating body 26.
Patent JP-S6188588-A (JP)
Title: Manufacture of semiconductor laser
Inventor: MITA ARIO
IPC: H01S5/00
Filed: 1984-10-08
Abstract: PURPOSE:To bond semiconductor laser chips simultaneously with a large number of light-receiving elements by bonding the semiconductor laser chips to laser chip connecting sections in each element forming region to a wafer-shaped semiconductor substrate. CONSTITUTION:Photodiodes 3 are formed in several element forming region 2 in a semiconductor substrate 1, and solder layers 4 are shaped to laser chip connecting sections in each region 2. Grooves 9 are shaped along substrate- latticed half dicing lines 8 from the surface in the substrate 1. Semiconductor laser chips 10 are positioned onto the layers 4 in respective region 2, and the chips 10 are bonded with the laser chip connecting sections in the substrate 1 through the layers 4 through heating. The substrate 1 is broken by the groove 9 and divided into several pellet 11. According to said manufacture, the semiconductor laser chips can be bonded with a large number of light-receiving elements shaped to one wafer at the same time. Consequently, the chips can be bonded extremely simply.
Patent JP-S6455322-A (JP)
Title: Oxygen blowing nozzle for degassing apparatus
Inventor: TAKAHASHI TSUTOMU
IPC: C21C7/00
Filed: 1987-08-25
Abstract: PURPOSE:To reduce cost of gas for cooling and to shorten the treating time by communicating an inner pipe in a concentric triple pipes into a degassing device, communicating end parts of a middle and outer pipes and also forming going back and forth cooling passage by closing the end faces. CONSTITUTION:An O2 blowing nozzle 10 arranged at side wall 5 of a vacuum vessel constitutes the triple pipes composing concentric inner pipe 11, middle pipe 12 and outer pipe 13. Then, the inner pipe 11 is communicated with the vessel through a nozzle hole 14 arranged in wear brick 6 of the side wall 5. Further, the end part of the middle pipe 12 is positioned at outer side of the vessel than the end part of the inner pipe 11 and the outer pipe 13, and the end parts of the middle pipe 12 and the outer pipe 13 are communicated and the end faces of the inner pipe 11 and the outer pipe 13 are closed by a closing plate 15 to form the going back and forth cooling passage 16. Then, at the time of raising the temp., O2 is supplied in the inner pipe 11 and blown on molten steel through the nozzle hole 14 and the gas for cooling is supplied in the middle pipe 12 and flowed from the middle pipe 12 to the outer pipe 13 and discharged to out of the system. In such way, as the gas for cooling is not blown in the vessel, N2, etc., with low cost substituting to Ar with high cost can be used and the gas for cooling is not necessary to exhaust.
Patent JP-S5999154-A (JP)
Title: Hydraulic controller of automatic stepless speed changer for vehicle
Inventor: SAKAKIBARA SHIROU
IPC: F16H9/00
Filed: 1982-11-30
Abstract: PURPOSE:To improve durability of solenoid valves, by supplying the pressure oil to an input pulley hydraulic servo directly from a hydraulic pressure source via a modulator valve not through a speed reduction ratio control valve at steady running time except up and downshift time. CONSTITUTION:A primary regulator valve 30, to which a throttle pressure changed in accordance with the opening of a throttle valve 40 is input, regulates the pressure of oil from a hydraulic pressure source 20, and the primary line pressure is output and introduced to the hydraulic servo of an input pulley 150 by a speed reduction ratio control valve 51 controlled by up and downshift solenoid valves 55, 56. Then the primary line pressure is directly supplied from the hydraulic pressure source 20 to the hydraulic servo of the input pulley 150 through an input pulley modulator valve 67 at steady running time except up and downshift time. Accordingly, the solenoid valves 55, 56 are not turned on and off at steady running or downshift maintaining time, thus durability and reliability of the solenoid valve can be improved.
Patent JP-H0492749-A (JP)
Title: Intermittent wiper controller
Inventor: AOTANI TOMOAKI
IPC: B60S1/08
Filed: 1990-08-07
Abstract: PURPOSE:To prolong the service life of device and to stabilize the operation by providing a depression type FET wherein an output from an oscillator is provided through a pulse transformer, and an enhancement type FET and forming an intermittent wiper without using a relay. CONSTITUTION:When change-over switches 2 and 3 are changed over from an OFF-state to an intermittent mode, a power source is fed to an oscillator 11. At a time when an output from an oscillator 11 is increased to an H-level, a signal is outputted from an oscillator 12, and is transmitted to the secondary side and the tertiary side through a pulse transformer 14. Thus, during a time when an output from the oscillator 11 is kept at an H-level, depression type FETs 16 and 17 are brought into an OFF-state and an enhancement type FET 18 is brought into an ON-state, and a wiper motor 8 is energized. When an output from the oscillator 11 is reduced to an L-level and oscillation of the oscillator 12 is stopped, the FET 18 is brought into an OFF-state but the FETs 16 and 17 are brought into an ON-state, and the wiper motor 8 is continuously energized. Operation is stopped by switching an autostop switch 7 to the constantly-closed contact side at a time when a wiper completes one full sweep.
Patent JP-H0549933-A (JP)
Title: Catalyst for purifying exhaust gas
Inventor: IRIYAMA YOJIRO
IPC: B01D53/94
Filed: 1991-08-22
Abstract: PURPOSE:To develop the subject catalyst not lowered in its NOx purifying activity even when hydrocarbon having a large number of carbon atoms is used as a reducing agent in an oxygen excessive atmosphere. CONSTITUTION:In the objective for purifying exhaust gas, alkali metal and/or alkaline earth metal supported zeolite catalyst and cobalt supported zeolite catalyst are used so that the former is arranged on an exhaust gas inflow side and the latter is arranged on an exhaust gas outlow side or the former is arranged on a refractory base material and the latter is arranged thereon or both of them are allowed to be present in a mixed state.
Patent JP-S6272787-A (JP)
Title: Particle size regulation for coal slurry
Inventor: IKEUCHI TSUNETOSHI
IPC: C10L1/32
Filed: 1985-09-26
Abstract: PURPOSE:To provide the titled regulation by additionally equipping the subse quent flow to the crusher with a fractionation unit to cut particularly coarse particles off from the crushed coal, thus keeping the coal particle size at the entrance of the slurry-producing mill uniform, also suppressing unit cost-up for the product slurry. CONSTITUTION:Coal temporarily stored in raw coal bunker 1 is charged, through raw coal feeder 2, into crusher 3, being crushed to such a degree as to 80'95% passable through 3mm mesh followed by charged into <=4-tiered fractionation unit 4 to effect required particle size distribution. Where, such coarse particles as to be assigned are of unfavorable size in terms of the product is returned to the crusher 3 through return line 6 to be crushed again. Following that, the raw coal with the objective particle size fraction is fed, through coal feed line 5, to wet mill 8 togehter with water or heavy oil 7 so as to obtain the final slurry of specified coal concentration.
Patent JP-S60104332-A (JP)
Title: Inspection apparatus of color ink head
Inventor: MIZUNO HIROSHI
IPC: B41J2/21
Filed: 1983-11-09
Abstract: PURPOSE:To make it possible to inspect a color ink head independently with high accuracy, by providing a transparent medium moving vertical and horizontal directions in opposed relation to the color ink head and a light detecting apparatus for detecting a transferred color. CONSTITUTION:Color ink heads 11A-11D and light detecting elements 15A-15D are arranged in opposed relationship through a transparent film 14 and inks M, C, Y, B are respectively emitted from the heads on the basis of signals of control circuits 27, 28 through inspection control circuits 24A-24D. The transferred colors are detected by the light detection elements 15A-15D while detection signals, after amplified by an amplifier 26, and the driving signals of the injection control circuits are added by a detection means control and confirming circuit 29 and, herein, if the addition result is ''1'', motors 17, 19, 22 are driven to again perform recording. On the other hand, when emission is insufficient and the result is ''0'', the motors 19, 22 are stopped to again perform emission and, if a state of ''0'' in the result succeeds several times, an alarm is emitted. By this method, insepection can be performed without providing a color head to a printer.
Patent JP-H0941083-A (JP)
Title: Resistance welded tube excellent in hic resistance and sscc resistance and its production
Inventor: SEKINE YUKIO
IPC: C22C38/50
Filed: 1995-07-28
Abstract: PROBLEM TO BE SOLVED: To provide a resistance welded tube excellent in HIC resistance and SSCC resistance. SOLUTION: This resistance welded tube has a composition containing, as principal components, <=0.2%, by weight, C, <=0.5% Si, <=2% Mn, <=0.02% P, <=0.003% S, <=0.07% Al, <=0.01% O, <=0.01% N, and 0.001-0.006% Ca and having the balance essentially Fe. Moreover, the weld zone of this resistance welded tube has a melted and solidified structure. Further, one or >=2 elements among Nb, Cu, Ni, Mo, Cr, V, Ti, Zr, REM, and Mg can be incorporated as special components.
Patent JP-S58110853-A (JP)
Title: Vaporized fuel controlling apparatus for internal-combustion engine with supercharger
Inventor: YAMAZAKI RIYUUTAROU
IPC: F02M25/08
Filed: 1981-12-25
Abstract: PURPOSE:To enable to reduce the capacity of a canister, by pressurizing the inner space  of the canister by use of a positve pressure developed in an intake passage of a supercharged internal-combustion engine so that a required amount of vaporized fuel proportional to the amount of intake air supplied to the engine can be supplied into the intake passage. CONSTITUTION:A canister Ca is provided to serve as a vaporized-fuel processing means Fv for processing vaporized fuel supplied from a fuel intake Tf or other, and a vaporized-fuel inlet port 17 of the canister Ca is communicated with an upper portion of the fuel tank Tf via a vaporized-fuel inlet pipe 18. On the other hand, a fuel outlet port  20 of the canister Ca is communicated, via a fuel supply pipe 21, with a fuel release port 22 that is opened in an intake passage 9a located between a reed valve 16 and a compressor C of a superchatger S, and a pressure control valve V1 opened in response to the suction vacuum in provided at an intermediate part of the fuel supply pipe 21. Further, a positive presure air inlet port 30 is opened at a lower part of the canister Ca so that it is communicated with a pre-chamber 13 formed at an intermediate part of an intake passage 9b located beteen the supercharger S and a throttle valve 12, via a conduit 31 and a pressure control valve V2.
Patent JP-H0764761-A (JP)
Title: Reproducing device for moving picture data
Inventor: YOSHIDA YUICHI
IPC: H04N5/92
Filed: 1993-08-26
Abstract: PURPOSE:To realize special operations such as high-speed reproducing and forward/reverse reproducing by acquiring synchronism with the actual time at the time of sound and moving picture reproducing. CONSTITUTION:The reproducing device which reproduced a moving picture and audio data to not only display the picture but also output sounds is provided with a memory control means 3 which performs look-ahead of frames required for reproducing processing, a control means 4 which synchronizes audio data with moving picture data with respect to moving picture data encoded by forward/reverse forecasting/interpolation, a moving picture output control means 6 which reproduces moving picture data synchronously with the actual time, and a sound output control means 7 which reproduces audio data synchronously with the actual time.
Patent JP-S6271509-A (JP)
Title: Liquid filter
Inventor: INOUE NOBORU
IPC: B01D35/06
Filed: 1985-09-24
Abstract: PURPOSE:To obtain the titled filter capable of filtering impurities in a liq. in a short time and adsorbing and removing even gases, etc., by impressing a voltage between an electrode of a porous body contg. an adsorbent on the inside and a vessel wall and passing the liq. through the filter under such conditions. CONSTITUTION:A liq. sent into a vessel 1 from an inlet 2 is impressed with a voltage by a voltage impressing means 6A. Impurities of large particles are attracted to the second electrode 5B by Coulomb force, a zeta potential is eliminated and the particles are flocculated and coarsened by the intermolecular attraction. Light impurities are floated, separated and discharged from the second drain 1f to the outside of the vessel 1. The liq. freed of large impurities is sent into a hermetic vessel 5C by the pressure of the liq. and brought into uniform contact with an adsorbent 9 contained in a hollow part 5D. Consequently, gases and low molecular impurities are adsorbed and removed. Fine particles remaining in the liq. are attracted by the dielectric charge on the filter, flocculated and collected by the filter.
Patent JP-2001035023-A (JP)
Title: Optical information carrier
Inventor: KOJIMA TAKEO
IPC: G11B7/24021
Filed: 1999-07-27
Abstract: PROBLEM TO BE SOLVED: To prevent variance in the thickness of a substrate on the incident plane from degrading by sticking a light-transmissive sheet onto a reflection film in the manner that no burrs around the center hole of the substrate superimpose on those around the center hole of the light-transmissive sheet. SOLUTION: In this laminated optical information carrier D2, a reflection film 1A is formed on the signal face 1a of a substrate 1, while a light- transmissive sheet 5 thinner than the substrate 1 is stuck onto the reflection film 1A by using an adhesive. In this case, the sheet 5 is stuck onto the film 1a in such a manner that burrs (b) around the center hole 1c of the substrate 1 are away by a distance (h) from burrs b around the center hole 5c of the light-transmissive sheet 5 and that these burrs are not superimposed on each other. Since no burrs (b) on the substrate 1 and on the sheet 5 touch each other, there is no chance that the burrs of the optical disk come into contact with the center pin of the turntable in the device at the time of the recording/ reproduction of this optical disk.