baber/WOPTO huggingface dataset:
Patent JP-S55136250-A (JP)
Title: Alkylation of terpene hydroxylamine
Inventor: IKAWA TSUNEO
IPC: B01J27/00
Filed: 1979-04-12
Abstract: PURPOSE: To synthesize various terpene compounds readily in high yield, by alkylating an O-linalyl-N,N-dialkyl-hydroxylamine with a specific compound capable of formint stable carbanions at a specific position under specified conditions.  
     CONSTITUTION: An O-linalyl-N,N-dialkylhydroxylamine of formula I: (R 1  is alkyl group) is reacted with a compound of formula II: (R 2  is H or 1W4C alkyl group; R 3  is alkyl, alkenyl, or lower alkoxy group; R 4  is lower alkoxy group) in the presence of a palladium catalyst to give a palladium complex of formula III, which is heated in a solvent in the presence of a trialkylchlorosilane to give the compound of formula IV free from palladium. The method permits alkylation of the compound of formula I in high yield at a specific position, and easy synthesis of terpenes. The compound of formula IV can be converted to an intermediate for perfumes and medicines. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H03249146-A (JP)
Title: Manufacture of fiber reinforced metal-base prepreg sheet
Inventor: OTANI TADASHI
IPC: C22C47/18
Filed: 1990-02-27
Abstract: PURPOSE:To obtain an FRM-base prepreg sheet free from breakage accompanied by handling and having high joining properties by opening a long fiber bundle, drawing and flattening the bundle and thereafter thermal-spraying a high strength Al alloy or a corrosion-resistant Al alloy thereon from both faces. CONSTITUTION:A long fiber bundle of inorganic fibers having high strength and a high elastic modulus is opened by passing it through a roller for opening or the like. Then the bundle is drawn up and down to flatten and is thereafter coiled around a drum or the like. A high strength Al alloy or a corrosion- resistant Al alloy is thermal-sprayed on both faces to obtain an FRM-base prepreg sheet. This thermal spraying is usually executed in the following manner. Namely, reinforcing fibers are coiled around a drum, and a thermal spraying gun is moved in the horizontal direction of the drum. The prepreg sheet obtd. by executing one side thermal spraying is reversed and is again coiled around the drum, and the reverse is also thermal-sprayed. The Al alloy is preferably thermal-sprayed so that the ratio of the reinforcing fibers in the obtd. fiber reinforced prepreg sheet will be regulated to about 10 to 70vol.%.
Patent JP-S60188625-A (JP)
Title: Shaft joint
Inventor: SAWARA HAJIME
IPC: F16D3/16
Filed: 1984-03-07
Abstract: PURPOSE:To eliminate the phase difference between the drive and driven sides by providing ball pockets in several positions outside the center of a drive side hub in which pockets the moving direction of balls having a portion embedded in the driven side front of the drive side hub is inclined in the non-centripetal direction to the rotary center of the drive side hub. CONSTITUTION:Balls 8 are held on the front of projections 3 outside the center of the driven side front of the drive side hub 1, and the driven side hub 5 is provided on the collar 15 with ball pockets 6 engaging the balls 8 and escaping grooves. Ball pockets 2 inclined in non-centripetal direction to the rotary center of the hub 1 cross the pockets 6. While the pivotal force of the hub 1 is transmitted to the hub 5 through the ball 8 embedded in the pocket 2, when the drive and driven sides have an eccentricity, the imaginary position A1 of the pocket 2 moves 90 deg. from the center C1 of the hub 1 to A2, and when the imaginary position B1 of the pocket 6 reaches B2 after moving 90 deg. from the center C2 so that complete equal speed without phase difference is obtained.
Patent JP-H08239526-A (JP)
Title: Polypropylene resin composition
Inventor: TANAKA SHINSUKE
IPC: C08L37/00
Filed: 1995-03-03
Abstract: PURPOSE: To obtain the subject composition excellent in transparency and mapping properties, having excellent formability improved in smell and bleeding during molding, and useful for sheet, film, etc., by compounding a crystalline polypropylene with a cyclic olefin polymer and a specific sorbitol derivative. CONSTITUTION: This resin composition contains of (A) 100 pts.wt. of a crystalline polypropylene, (B) 0.00001-1 pts.wt. of a cyclic olefin polymer (e.g. a degree of crystallization of >=10%, especially >=30%), (C) 0.01-0.5 pts.wt. of a compound of the formula (R1 and R2 are each H, a halogen, a 1-8C alkyl or a 1-8C alkoxy), and optionally (D) 0.005-0.4 pts.wt. of talc having an average particle diameter of 0.1-10μm.
Patent JP-H08217258-A (JP)
Title: Hopper and stacker for paper sheet processing device
Inventor: KONDO YASUICHI
IPC: H04N1/00
Filed: 1995-02-09
Abstract: PURPOSE: To form many small protrusions, so as to effectively prevent sticking of paper sheets in a hopper by applying the bead coating with coatings in which many bead grains are mixed on the surface to be brought in contact with the paper sheet onto the base bottom part of the hopper. CONSTITUTION: A hopper, an accept stacker and a reject stacker in a paper sheet processing device such as a facsimile, a copying machine, etc., are provided with base bottom parts B formed of a sheet metal made of iron, aluminum, etc., in order to support the weight of many documents S at a time. The bead coating (grain coating) with coatings in which many bead grains are mixed is applied onto the front surface of a sheet metal member 8 serving as the base bottom part B. Many small protrusions 8a are formed on the front surface of the sheet metal member 8 by this coating, the lowermost document S is intermittently brought in contact with the base bottom part B by these many small protrusions 8a, the contact area is decreased, and static electricity generated on the document S can be successively discharged. That is, the sheet S is prevented from being stuck on the base bottom part B.
Patent JP-H05248921-A (JP)
Title: Fuel meter driving circuit
Inventor: ICHIKAWA KIYOSHI
IPC: G01F23/30
Filed: 1992-03-02
Abstract: PURPOSE:To accurately indicate an amount of fuel even when power supply voltage drops by connecting a constant voltage circuit or an element which reduces a magnetic flux given from the second exciting coil in response to an amount of decrease in a magnetic flux given from the first exciting coil with the drop of power supply voltage. CONSTITUTION:A constant voltage diode 10 has such property that, when power supply voltage Vc is at a normal value, magnetic fluxes phiB, phiC are given from the second exciting coil 8B and the third exciting coil 8C, respectively. When the voltage Vc drops nearly to 0V, a yielding point moves to select such voltage output property that the magnetic fluxes phiB, phiC given from the coils 8B, 8C are decreased in response to an amount of decrease in a magnetic flux given from a coil 8A following the drop of the voltage Vc. Accordingly, for a driving circuit constructed in this way, a pointer has no displacement to (F) side even when power supply voltage drops so that accurate indication for the amount of fuel may be carried out.
Patent JP-H06261022-A (JP)
Title: Method and device for decoding superimposed code
Inventor: KASAHARA MASAO
IPC: H03M13/00
Filed: 1993-03-05
Abstract: PURPOSE:To improve a decoding error rate when digital communication is executed through the use of an superimposed code. CONSTITUTION:When an F code decoding section 21 decodes an Fi code based on each vector ri (i=0, 1,...N) of a reception signal divided by a reception signal division section 11, the section 21 detects an error for each bit location (j) (j=0, 1,...n-1) to generate a missing flag Ei<(j)>. An f-code extract section 24 extracts a j-th bit of a vector r0 as a j-th bit of a reception word of the f-code when a missing flag missing flag Ei<(j)> of any (i) is cleared. Conversely, when the missing flag Ei<(j)> is set to any (i), the section 24 replaces the j-th bit of the reception word of the f-code with a bit candidate fed from a bit candidate generating section 23. An f-code decoding section 25 decodes the reception word of the f-code and an information bit extract section 15 extracts an information bit from the decoding result of the F1 code and the f-code.
Patent JP-S57161129-A (JP)
Title: Production of carbon fiber and its derivative
Inventor: SANO MIZUTAKA
IPC: D01F9/12
Filed: 1981-03-27
Abstract: PURPOSE: Purified graphite is heated in a high-temperature plasma to produce the titled fiber or its derivative of high Young's modulus as well as flexbility, free from fracture.  
     CONSTITUTION: Graphite as a starting material is treated with a mineral acid such as nitrohydorchloric acid and/or a halogen gas such as a chlorine gas to remove mineral impurities to less than 80ppm content. The resultant purified graphite 5 is placed on a carbon support 4 positioned between a pair of carbon electrodes 1. As a narrowed gas such as Ar gas is blown from the inlets 2, 3 at a rate of about 3 liter/minute to the graphite, plasma is generated in the direct current arc between the pair of electrodes 1. When the electron temperature of plasma exceeds about 3,400°C, a bundle of hair-like carbon fiber grows from the graphite on the support 4. The plasma temperature is preferably 4,000W13,000°C.  
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H02222678-A (JP)
Title: New enzyme decomposing mrna cap
Inventor: KUMAGAI HIROSHI
IPC: C12N9/14
Filed: 1989-02-23
Abstract: PURPOSE:To obtain new enzyme decomposing mRNA cap capable of affecting to mRNA of eucaryotic and disengaging 7-methyl guanosine monophosphate from cap structure part of said mRNA. CONSTITUTION:Cap decomposing enzyme affecting to also intact (genetic information of DNA is transcripted and mRNA is generated and not subjected to modification thereafter) mRNA is searched and found in liver of rat. Said enzyme is mRNA cap-decomposing enzyme catalyzing a reaction expressed by the formula [m<7>G is 7-methyl guanosine; p is phosphoric acid group; N is ribonucleotide chain without restriction of chain length; (5') shows ester bonding of phosphoric acid group ribonucleotide through 5' end of the nucleotide].
Patent JP-H09236612-A (JP)
Title: Rotating speed sensor
Inventor: ISHIGURO TETSUYA
IPC: G01P3/481
Filed: 1996-03-01
Abstract: PROBLEM TO BE SOLVED: To improve computing accuracy of rotating speed. SOLUTION: An edge detecting means a which detects the leading edge and trailing edge of a rectangular wave by inputting the sensor signal of a rectangular wave shaped from a signal indicating a rotating speed which is outputted according to the rotation of a rotor, a pulse cycle computing means b which computes a pulse cycle at the pulse center of the rectangular wave of a predetermined cycle in accordance with regulating cycle on the basis of the detection of the edge detecting means a, and a speed computing means which computes the rotation speed of the rotor on the basis of the pulse cycle obtained by the pulse cycle computing means b are provided.
Patent JP-H06261406-A (JP)
Title: Rolling announcing system for train
Inventor: FUJITA KAYOKO
IPC: B60L3/00
Filed: 1993-03-05
Abstract: PURPOSE:To announce rolling with good timing for each vehicle when a train enters into a point or a curve in the yard. CONSTITUTION:A rolling warning signal delivered from a signal unit 1 installed on a railway is received at a receiving section 2. The rolling warning signal is then fed to an announce control section 8 where rolling time is calculated for each vehicle based on prestored compositional information of train and train speed information received from a train speed detecting section and the calculation result is delivered to each vehicle.
Patent JP-H03248196-A (JP)
Title: Acoustic data output circuit
Inventor: YOKOTA KAZUHIKO
IPC: G10K15/02
Filed: 1990-02-26
Abstract: PURPOSE:To generate plural sounds one over another by reading acoustic data out of one acoustic data storage circuit at the same time with clock signals of plural systems which are mutually independent. CONSTITUTION:Acoustic data read out with the address output of an address counter 2a with a clock signal A are latched in a latch circuit 15a in order and acoustic data read out with the address output of an address counter 2b with a clock signal B are latched in a latch circuit 15b in order. Therefore, single acoustic data can be read out independently with the mutually asynchro nous clock signals A and B. For example, the frequency of the clock signal A is set to a scale of 'la' and the frequency of the clock signal B is set to a scale of 'do'. Consequently, sounds of bells of both the scales are heard one over the other.
Patent JP-S63227604-A (JP)
Inventor: NADEIRU MIRUUIBURAGIMU OGURII
IPC: C08F138/00
Filed: 1987-02-27
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-S58165989-A (JP)
Inventor: ABE KOUHEI
IPC: B25J17/00
Filed: 1982-03-20
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-H08238616-A (JP)
Title: Fastening device of concrete form
Inventor: TANAKA HARUMA
IPC: B28B17/00
Filed: 1995-03-06
Abstract: PURPOSE: To prevent a form from hanging down when two forms are disengaged from each other and avoid restriction due to dirt and protrusion by a method wherein a second engaging part for keeping position, which engages with a first engaging part for keeping position provided in a connecting rod at the disengaging of forms and disengages from the first engaging part at the fastening of the forms, is provided on a supporting plate side. CONSTITUTION: When a toggle lever 3 is rotated so as to being a connecting rod 5 near to a form member B side, an engaging rod 6 connected to the connecting rod 5 is pushed against the slope 10A of a receiver 10 so as to be raised along the slope 10A. When the connecting rod 5 is moved further to the form member B side, a first engaging part 12A for keeping position formed at the end part of the connecting rod 5 engages with a second engaging part 12B for keeping position. As a result, since the state that the connecting rod 5 does not fall down even when all the B side form member B are removed, the engaging rod 6 on the B side slope 10A does not fall down and remains up. Since the above-mentioned state is kept, when the form members B are brought close to the connecting rod again, the receiver 10 and the engaging rod 6 engage automatically with each other.
Patent JP-S56145056-A (JP)
Title: Pressure contact force detector for pressure contact take-up equipment
Inventor: MIZUNO YUKIO
IPC: B65H18/16
Filed: 1980-04-08
Abstract: PURPOSE: To attempt. to provide accurate control of cross roller contact force with a simple structure by detecting moving rate of a filler seat inserted between a surface roller and a cross roller in a cloth take-up equipment.  
     CONSTITUTION: According as winding diameter of a cross roller 3 increases with taking up, and its pressure contacting force increase, pulling force to a filler seat 12 increases, and the filler seat 12 turns counterclockwise. Consequently, a wire 47 slackens to that extent, a ratchet 43 is turned clockwise by a spring 44, and engaged with a ratched wheel 46. In consequence, a shaft 29 turns, and a cross roller support 17 is moved down through a screw rod 18. When pressure contact becomes normal by this descent, not alone pulling force of the filler seat 12 decreases, but also the descent of the cross roller stops. This constitution is capable of accurate control of pressure contact force with the simple structure. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H04282477-A (JP)
Title: Diagnosing system of failure of logic circuit
Inventor: SEKIKAWA HIROSHI
IPC: G01R31/317
Filed: 1991-03-11
Abstract: PURPOSE:To furnish a diagnosing system of failure of a logic circuit which makes it possible to eliminate a branch from the logic circuit and to determine a logic value for inspection input easily. CONSTITUTION:In a logic circuit which has a surjection-type logic element having a plurality of output lines and more input lines than the output lines and having an input pattern always existing and expressed by a logic value realizing a pattern of an arbitrary value when the arbitrary value is given to each output line, and a logic element, and wherein a branch of the output line of the logic element is eliminated by disposing the surjection-type logic element at a place whereat an output of the logic element branches, an appropriate logic value for inspection is inputted to an input terminal of the logic circuit with a single degenerate failure assumed, in regard to the single degenerate failure, and a front operation is executed. When a signal value of single degeneracy is propagated to an output terminal by the front operation, a rear operation is executed, and at the time point when an output value of the surjection-type logic element is determined, allocation of an input value of the surjection-type logic element is executed by a prescribed logic. An output value from an output terminal corresponding to the input value of the logic circuit is observed and the failure is judged therefrom.
Patent JP-S56143551-A (JP)
Title: Automatic reproducer of tape recorder
Inventor: UEKI YOSHIHARU
IPC: G11B15/02
Filed: 1980-04-07
Abstract: PURPOSE:To perform reproduction by making an automatic and rapid search for the next recording part by taking up a tape rapidly on detecting its unrecorded zone automatically, by providing a waveform shaping circuit, control signal generating means, unrecorded zone detecting circuit, etc. CONSTITUTION:Waveform shaping circuit 2, unrecorded zone detecting circuit 5, a control circuit, etc., are provided to place a tape driving mechanism in fast-forward mode in response to an unrecorded zone detection signal. For example, the output of head 1 is amplified and waveform-shaped into a pulse string signal, which is inputted to counter 6 as a clear input and when an unrecorded zone part on a tape is detected, counter 6 starts counting up and generates output Qn a prescribed no-signal time later. With the output, FF7 is set to hold output Q at the high level, and one-shot multivibrator 8 generates an unrecorded zone detection signal. Consequently, logic circuit 15 outputs high-level control signal (a) and also sends control signal (c) to place the tape driving mechanism in fast-forward mode.
Patent JP-H08249629-A (JP)
Title: Noncontact type power supply equipment
Inventor: SHIBATA TORU
IPC: G11B5/53
Filed: 1995-03-06
Abstract: PURPOSE: To supply power to an amplifier built in a rotary drum, in a non- contact and simple manner using light and a photoelectric conversion element and to ensure the reliability in the operation of equipment. CONSTITUTION: On the one end side in a part of a rotary drum 1 having an amplifier 8 built in, a circular solar cell 10 is provided as a photoelectric conversion element being circular around a rotating shaft 2 of this drum. A laser light irradiating part constituted of a prism 5 and a semiconductor laser 6 is provided, by a non-contact type structure, on an arm part 4 on the fixed side being opposed to a part in the circumferential direction of the solar cell.
Patent JP-S51119725-A (JP)
Title: Metal pigment composltion
Inventor: HARADA MASAKATSU
IPC: C09D7/12
Filed: 1975-04-14
Abstract: PURPOSE: Water-dispersible metal pigment compn. having excellent leafing stability and dispersion stability. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S61203321-A (JP)
Title: Closing device for cover of boxboard box
Inventor: AUGUSUTO MARUCHIETSUTEI
IPC: B65B7/20
Filed: 1986-03-04
Abstract: A pair of helical guides has each guide made up of two integral helical portions, one outermost and the other innermost, longitudinally offset from each other. The two portions develop from respective basically parallel oblique inlet ends to respective coplanar horizontal outlet ends and are engageable by the erect side flaps of wider or narrower boxes respectively without the necessity of adjustment of the distance apart thereof.
Patent JP-S60192545-A (JP)
Title: Production of cheese product having filiform structure
Inventor: KIKUCHI EIICHI
IPC: A23C19/09
Filed: 1984-03-12
Abstract: PURPOSE:To obtain the titled product capable of keeping filiform structure in spite of preservation for a long period, by using a milk coagulating enzyme obtained by removing acidic protease from a crude enzymic solution produced by a specific basidiomycetes as a milk coagulating enzyme to be added to a cheese raw material. CONSTITUTION:Acidic protease present in a solution of a crude enzyme containing a milk coagulating enzyme produced by cultivating Irpex lacteus is removed therefrom to give a milk coagulating enzyme fraction, which is collected to prepare a curd. The softening of filiform structure is not caused by removing the acidic protease participating in aging of cheese during the preservation of cheese having the filiform structure.
Patent JP-S56142627-A (JP)
Title: Manufacture of semiconductor single crystal film
Inventor: YOSHII TOSHIO
IPC: H01L21/205
Filed: 1980-04-09
Abstract: PURPOSE:To improve the crystallinity of a semiconductor film by a method wherein energy beams are irradiated onto an insulating single crystal substrate, and the substrate is coated with the semiconductor single crystal film. CONSTITUTION:Q Switch Nd-YAG (1.06mum wavelength) lasers are irradiated on the surface of an insulating single crystal substrate 1 in sapphire (alpha-Al2O3), etc. with a (-1012) face in 200nsec pulse width and 5J/cm<2> irradiation energy, and SiH4 gas is pyrolyzed, thus growing an Si epitaxial layer 2. Consequently, lattice defects in a semiconductor single crystal film are decreased and crystallinity is improved, effective mobility in an MOS device is increased and leakage currents are reduced.
Patent JP-S55139355-A (JP)
Title: Preparation of optically active thioester and optically active thiol which is derivative thereof
Inventor: MAEJIMA YOSHITOSHI
IPC: C07B53/00
Filed: 1979-04-14
Abstract: PURPOSE: To prepare an optically active thioester, in high yield, rather easily, by the radical addition reaction of thioacetic acid and an olefin compound in the presence of a specific optically active compound.  
     CONSTITUTION: An optically active thioester is prepared by the radical addition reaction of thioacetic acid and an olefin compound in the presence of an optically active alcohol or carboxylic acid of formula (R 1W3  are H, alkyl, phenyl, etc.; X is OH or carboxyl). Reduction of the thioester affords its derivative, an optically active thiol. Since the optically active ester obtained is α- or β-addition compound according to the stability of the radical reaction, the reaction proceeds through a diastereomer-type intermediate with enantiometric differentiation. The optically active alcohol is, e.g. menthol, and the optically active carboxylic acid is, e.g. deoxycholic acid. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-2000242840-A (JP)
Title: Prepaid card system
Inventor: KUROI TOSHIO
IPC: G07F7/08
Filed: 1999-02-24
Abstract: PROBLEM TO BE SOLVED: To effectively prevent the occurrence of an illegal processing in bal ance repayment by more accurately displaying and recording a balance when an error is generated in the updating of a prepaid card. SOLUTION: When a prepaid card is consumed, a reader 1 updates the balance of the prepaid card. At the time, the reader 1 pierces a balance estimating punching hole. When an updating error is generated at the time of updating balance information, the reader 1 pieces a detailed balance punching hole on a prescribed position different from a normal balance estimating punching hole and displays the updating error. The detailed balance punching hole is pieced by a pattern obtained by binarizing an amount obtained by subtracting a final balance from the face amount of the prepaid card. When the prepaid card is set in a reader 1A provided with a balance reading function, the detailed balance punching hole is read out and a detailed balance is displayed.