baber/WOPTO huggingface dataset:
Patent JP-2001093182-A (JP)
Title: Optical head
Inventor: NAGATA TAKAYUKI
IPC: G11B7/09
Filed: 1999-09-20
Abstract: PROBLEM TO BE SOLVED: To provide an optical head capable of securing a light quantity required for recording information although using the light source of light output lower than that of conventional light sources in the optical head of a constitution having a hologram arranged for detecting a focus error. SOLUTION: This optical head is provided with a means for forming sub- beams by branching emitted light from the light source 1 by a diffraction element 2 and detecting focus error signals from the reflected light of the subbeams, the interval of a pair of spots of the sub-beams converged onto an information recording medium 5 is made to be about 1/2 of a track pitch and thus the focus error signals and tracking error signals are detected by a single light branching element. Otherwise, the luminous flux of a range spatially different from the luminous flux utilized as a main beam is used for the generation of the sub-beam and the diffraction element provided with a part where a diffraction grating is not formed in an area where the main beam passes through is used.
Patent JP-S62127334-A (JP)
Title: Vinyl chloride resin composition
Inventor: EGUCHI HISATOKU
IPC: C08L31/04
Filed: 1985-11-26
Abstract: PURPOSE:To obtain the titled composition excellent in dry blendability, moldability and dynamic heat resistance, comprising PVC, a copolymer of butadiene with styrene or the like and a graft copolymer of a vinyl ester/ethylene copolymer with a styrene or the like. CONSTITUTION:100pts.wt. PVC (A) is mixed with a copolymer (B) obtained by copolymerizing butadiene (a) with at least one member (b) selected from among a styrene, an acrylonitrile and a (meth)acrylate (e.g., butadiene/styrene/ acrylonitrile copolymer) and a copolymer (C) obtained by graft-copolymerizing the vinyl monomer (b) with a vinyl ester/ethylene copolymer resin (c) in the presence of a radical initiator at a B to C ratio of 3-8/7-2 (the total of components A, B and C being 5-30pts.wt.). If required, additives (D) such as a heat stabilizer, a filler and a pigment are added to the obtained mixture, and the resulting mixture is kneaded.
Patent JP-S62124543-A (JP)
Title: Original discriminating device
Inventor: OGAWA SHUSAKU
IPC: G03B27/62
Filed: 1985-11-26
Abstract: PURPOSE:To improve original discrimination precision by discriminating an original on the basis of whether a variance value based upon density detection data on the original is larger than an error value or not. CONSTITUTION:An automatic both-surface original feeding device RDH2 is fitted on the top surface of a main device body 11 having a light source 1 for original exposure. A sensor 21 for density detection is provided at a specific position (specific position on original supply start side) of the RDH2 and an RDH control part 20 which controls the operation of the RDH2 is provided. A density detection signal from the sensor 21 is converted by an A/D converter 31 into a digital signal, which is supplied to a microcomputer 32, so that an original discrimination signal based upon the result of large/small judgement between the variance value calculated by the microcomputer 32 and a specific threshold value is supplied to the RDH control part 20. Then, a signal corresponding to a mean value obtained in the middle of the dispersed value calculation is supplied to a power circuit 33, which controls electric power supplied to the light source 1.
Patent JP-H01111094-A (JP)
Title: Papermaking size composition
Inventor: SHIDA JUN
IPC: C08F220/42
Filed: 1987-10-21
Abstract: PURPOSE: To obtain a subject composition having an excellent sizing capability, consisting of a water soluble polymer obtained by copolymerizing each specific long chain alkyl group-containing monomer, cationic vinyl monomer and nonionic monomer in a specific ratio, and ketene dimmer. CONSTITUTION: This composition of a sizing agent having +50 to +150 mV ζpotential is obtained by dispersing ketene dimmer in a water soluble copolymer solution obtained by copolymerizing (A) 3-15 mol% long chain alkyl group- containing monomer having a 4-28C alkyl group and a polymerizable functional group [preferably a compound of formula I (R1 is H or methyl; R2 , R3 are each a 1-3C alkyl; R4 is a 4-28C alkyl; Y is O or NH; Z is a 1-4C alkylene or the like; X is a halogen or the like), etc.], (B) 15-50 mol% cationic vinyl monomer not having a 4-28C alkyl group [preferably a compound of formula II (R2 ', R3 ' are each a 1-3C alkyl; R5 is H, a 1-3C alkyl or the like), etc.], and (C) 35-82 mol% non-ionic monomer not having a 4-28C alkyl group and an ionic group (e.g.; acrylamide).
Patent JP-H01153098-A (JP)
Title: Method for treating fermentative liquid containing polysaccharides for the purpose of increasing filtration performance and use of this liquid in secondary recovery of petroleum
Inventor: JIYATSUKURIN RUKURUCHIE
IPC: C08B37/00
Filed: 1988-10-20
Abstract: PURPOSE: To obtain a thickening agent increased in filterability and useful for the secondary recovery of petroleum by adding the same volume of water to a fermentation solution containing a polysaccharide, filtering the mixture with an ultrafiltration membrane having a specific separation range and subsequently heating the residues at a specific temperature.  
     CONSTITUTION: In this method for treating a polysaccharide-containing solution, e.g. obtained by culturing a xanthane-producing microorganism belonging to the genus Xanthomonas especially in an aqueous nutritive medium containing glucose, at least one volume of the liquid phase per volume of the solution is filtered with a membrane having a separation range of 10,000-100,000 expressed by molecular weights, and at least one volume of water (or salt water) is added to the solution to perform an ultrafiltration. A solution fraction not passed through the membrane is recovered. The fraction is subsequently heated at least 60°C, preferably 60-130°C. 
     COPYRIGHT: (C)1989,JPO
Patent JP-S63118560-A (JP)
Title: Bath tub heat insulation device
Inventor: MIYOSHI AYATERU
IPC: F24H7/00
Filed: 1986-11-07
Abstract: PURPOSE:To maintain the temperature of hot water in a bath tub uniformly substantially throughout the tub at a specified temperature by sealing a latent heat accumulating agent in the hollow section of a flat main body which is formed hollow in its inside face by a synthetic resin material or metal steel plate material, and providing in this hollow section a heating means and installing this flat shaped main body in the bottom section of the bath tub. CONSTITUTION:The main body 7 has a dimension to be installed into the bottom section of a bath tub 1 by using a synthetic resin material or steel plate material and has its inner face formed in a hollow section. In the hollow section, a heater 8 for heating and a latent heat accumulating agent 9 are sealed. By the heater 8 the latent heat accumulating agent 9 is heated, and in the area of a relatively low temperature the agent 9 has its temperature raised in the solid state. The latent heat accumulating agent 9 which has its melting point at a temperature near 45 deg.C which is beforehand set and most suitable for bath tub heat insulation is installed, and it is transformed to liquid state at that temperature. During this transformation there is almost no temperature rise and in this region the amount of heat accumulation is very large. The main body 7 is installed at the bottom section of the bath tub 1 and the hot water temperature does not change in the direction of the height of the bath tub 1 and uniform heat insulation temperature is maintained through the bath tub.
Patent JP-H03127111-A (JP)
Title: Position indicating device for display screen
Inventor: SHIRAISHI NAOKI
IPC: G06F3/0354
Filed: 1989-10-12
Abstract: PURPOSE:To miniaturize the device and to reduce its cost by deriving a coordinate of an operated input key on a key matrix, calculating a difference between the derived coordinate and a coordinate derived in the same way after a prescribed time, and moving a marker position on a display screen in accordance with the calculated difference. CONSTITUTION:To a microcomputer 10, a key matrix 11 provided with plural input keys, and a display part 12 by a matrix LCD are connected. Plural input keys of the key matrix 11 are usually used for inputting a numeral or a character, and used for detecting a coordinate only in the case of a position indication mode for a display screen. In this case, when the key matrix 11 is operated with a finger and its finger is moved, a coordinate of a first input key is derived, and a difference between this derived coordinate and a coordinate derived in the same way after a prescribed time is calculated. Subsequently, in accordance with the calculated difference, a marker position on the display screen moves. In such a way, a position indicating function can be obtained without adding a special hardware, and the device can be miniaturized and its cost can be reduced.
Patent JP-H02113843-A (JP)
Title: Method for peeling fish skin and apparatus therefor
Inventor: HARA TORU
IPC: A22C25/17
Filed: 1988-10-24
Abstract: PURPOSE:To obtain fish meat preventing the loss and damage of the meat and to improve the operation efficiency by contacting the skin of a fish to a cooled metal surface, freezing the skin, separating the fish meat from the metal face and removing the remaining fish skin from the metal. CONSTITUTION:For example, a cooling member 1 containing a cooling mechanism 3 is cooled to <=-5 deg.C. The skin of a fish preferably sliced into three pieces along the backbone is made to contact with the smooth top surface 2 of the cooling member to effect immediate freezing of the skin. A thin blade such as kitchen knife is thrust between the fish meat and the skin to obtain the objective fish meat. The fish skin remaining on the cooling member 1 is scraped off with the blade.
Patent JP-S62126929-A (JP)
Title: Production of fine powder of dried bonito soup stock packed in decoction bag
Inventor: SHIMABUKURO TOSHIMASA
IPC: A23B4/044
Filed: 1985-11-28
Abstract: PURPOSE:To prevent dried bonito from getting moldy and to pulverize dried bonito without deteriorating the characteristic taste and flavor thereof, by shaving a moderately dried bonito into thin flakes and drying and sterilizing with infrared radiation. CONSTITUTION:The objective fine power of dried bonito soup stock packed in a decoction bag can be produced by the following 5 steps. (1) A step to wash and dry a dried bonito, (2) a step to shave the dried bonito th thin flakes, (3) a step to dry and sterilize the thin flakes in an infrared drying furnace, (4) a step to crush the dried and sterilized thin flakes into fine powder and (5) a step to fill and pack the fine powder of dried bonito into a decoction bag.
Patent JP-H05109312-A (JP)
Title: Electroconductive carbon material
Inventor: ASAMI KEIICHI
IPC: C08L61/04
Filed: 1991-10-15
Abstract: PURPOSE:To provide carbon material having electroconductivity, being excellent in oxidation stability, and having the property of the impurity semiconductor of a p type or an n type by using the carbide of an aromatic condensation polymer having a specific constitutional formula. CONSTITUTION:Electroconductive carbon material is composed of the carbide of an aromatic condensation polymer having repetition units shown in a formula I, electron donative doping material, and/or electron acceptive doping material, and the nitrogen/carbon atomic ratio of the carbide is set to 0.01-0.07. When, R is a tetravalent aromatic residue, having at least one carbon 6-membered ring respective bivalents of which are bonded to adjoining carbon atoms in the benzene ring of a R radical, R' represents a bivalent aromatic residue, having one-four carbon 6-member rings, and n represents 100-500 of integers. The carbide, having an N/C electrons number ratio of 0.1-0.07, is formed by gradually heating and heat treating the aromatic condensation polymer at 600-1000 deg.C in a nonoxidizing atmosphere. Electron donative or acceptive doping is performed so as to provide high electroconductivity.
Patent JP-S62125210-A (JP)
Title: Heat generating device utilizing contact reaction
Inventor: TAKEYAMA MASUHIRO
IPC: F23D14/18
Filed: 1985-11-27
Abstract: PURPOSE:To enable the safe use of a device even in a strong wind and heavy rain, by a method wherein combustion gas mixed with air for combustion is forced into a contact reaction state within a catalyst carrying a platinum catalyst for heat generation. CONSTITUTION:Gas is injected upward through a nozzle 15, and a reaction cylinder 20 is covered from a position above the nozzle. Gas mixed with air introduced through an air intake port 21a formed in the lower part of an outer cylinder 21 of the reaction cylinder 20 is guided through a gas lead hole 23a to a catalyst 32 mounted to a catalyst placing part 22 and on the upper surface of the reactor cylinder 20 formed by a platinum catalyst being a honeycomb structure serving as a carrier. Once the mixture of gas and air is preheated, the mixture generates heat at the interior of the catalyst 32 by contact reaction. Thus, even in a strong wind and heavy rain, no influence is exercised on continuance of stable reaction, and further, a catch basin 31 surrounding the catalyst 32 is provided to prevent an excessive increase in the temperature of the reaction cylinder 20. The catch basin 31 is formed using oxidized metallic ceramics, etc., having excellent infrared radiation efficiency, and when temperature is increased, quantities of heat is also dissipated from the catch basin 31 by infrared radiation. The size of a gap 23c is set to about 2mm about 1/5 the thickness of 10mm of the catalyst 32 based on the state of a combustion flame.
Patent JP-2000096362-A (JP)
Title: Doffing device for roving frame
Inventor: GOTO HIDEYUKI
IPC: D01H9/02
Filed: 1998-09-21
Abstract: PROBLEM TO BE SOLVED: To provide a doffing device for roving frames capable of reducing the space occupied thereby except the time of doffing and also useable as a stool. SOLUTION: This doffing device 9 is formed by: providing a pole 11 vertically disposed before a roving frame 1 with a rotatable member 12; mounting a pipe replacement arm 21, capable of the forward and backward movement along the longitudinal direction to the roving frame 1, on the rotatable member 12; and setting the pipe replacement arm 21 rotatable in the range between its operating position facing a full bobbin FB and waiting position under the bobbin FB. The rotatable member 12 is provided with a stool 36 designed to take a position above the pipe replacement arm 21 lying in the waiting position. Accordingly, the doffing device 9 is made space-saving by positioning the pipe replacement arm 21 in the waiting position during no doffing, and at this time the stool 36 lies in the upward direction so that the doffing device 9 can be used as a stool.
Patent JP-H08127888-A (JP)
Title: Cell structure
Inventor: SAKATA FUMITOSHI
IPC: C25B9/19
Filed: 1994-10-31
Abstract: PURPOSE: To develop highly efficient steam electrolyzer and fuel cell by laminating plural unit cells each provided with a cathode and an anode on both sides of a specified solid electrolyte so that the facing of the anodes and that of the cathodes are alternately provided. CONSTITUTION: A unit cell 13 provided with a cathode 12A and an anode 12B is laminated on both sides of a solid electrolyte 11 consisting of Y2 O3 -stabilized ZrO2 (YSZ) through a ceramic ring 21 so that the facing of the anodes and that of the cathodes are alternately provided at regular intervals in the thickness direction of the electrolyte, and further a cathode reaction passage 22A and an anode reaction passage 22B are alternately formed. Steam and air are supplied respectively to the cathode 12A and anode 12B to decompose the steam into hydrogen and oxygen by utilizing the characteristic of the YSZ permeable only to O2 , or gaseous hydrogen is passed on the cathode side and gaseous oxygen on the anode side to generate an electric power between both electrodes with high reaction efficiency.
Patent JP-H1085029-A (JP)
Title: Hair pin
Inventor: SAITO TATSUYA
IPC: A45D8/24
Filed: 1996-09-18
Abstract: PROBLEM TO BE SOLVED: To provide a hair pin which is used to bind hair and is not shifted during use. SOLUTION: This hair pin consists of a main body 2 which is in contact with and supports the back of a bound hair 1 and a holding spring 3 which holds the front of the bound hair 1. The main body 2 is provided with a long transverse opening 4, the holding spring 3 can be deformed and is slightly longer than the long transverse opening 4 when an external force is not applied to the holding spring 3, an engaging part 11 at one end of the holding spring 3 is connected to the right end 8 of the main body opening 4, and an engaging part 12 at the other end of the holding spring 3 is a free end and can be engaged with an engaging shaft 13 at the other end of the opening 4.
Patent JP-H03127017-A (JP)
Title: Endoscope device
Inventor: SAKIYAMA KATSUNORI
IPC: G02B23/24
Filed: 1989-10-13
Abstract: PURPOSE:To facilitate visual inspection and flaw-detection even the inner wall of a pipe etc., constituted of a ferromagnetic body by providing an endoscope inserting part with an exciting coil and a detector which detects magnetic flux leakage from an object to be inspected. CONSTITUTION:The endoscope inserting part 2 is provided with the exciting coil 23, which excites the object to be inspected, and the detector 17 which detects the magnetic flux leakage from the object to be inspected. The side wall of the object to be inspected is visually observed through the endoscope, simultaneously, the side wall of the object to be detected is excited by the exciting coil 23 and the magnetic flux leakage from the side wall is detected, whereby the presence or absence of damage on the side wall is inspected. Thus, even the inner wall of, e.g., a steel pipe constituted of the ferromagnetic body can be easily visually inspected and flaw-detected.
Patent JP-H09109967-A (JP)
Title: Tumble warning device for motorcycle
Inventor: SUGINO GENICHIRO
IPC: B62J27/00
Filed: 1995-10-16
Abstract: PROBLEM TO BE SOLVED: To provide a tumble warning device which warns an operator of the danger of tumble of a motorcycle during driving. SOLUTION: An angular velocity of a roll direction having an axis of a traveling direction of a motorcycle is detected in an angular velocity sensor 1, and the angular velocity is differentiated by a differential circuit 2 to determine an angular acceleration. A warning signal is produced according to the angular acceleration and the velocity of the traveling direction of the motorcycle in a judgment circuit 5, and a warning which shows the danger of tumble from a warning display device 6 according to the warning signal is produced to an operator.
Patent JP-S63119614-A (JP)
Inventor: HAYASHI MASAHIKO
IPC: G05D1/02
Filed: 1986-11-10
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-2001091842-A (JP)
Title: Confocal microscope
Inventor: HISADA NAOKO
IPC: G02B27/28
Filed: 1999-09-21
Abstract: PROBLEM TO BE SOLVED: To eliminate the need of the constitution of a complicated optical system and post processing, to easily switch the obtaining of an image including at least a confocal image and the obtaining of a non-confocal image and to make the structure compact. SOLUTION: This confocal microscope is provided with a light source 1 emitting light, a polarized light set part 20 which can switch the polarizing direction of the light from the light source 1 by 90 deg., a PBS 6 branching the light to a 1st optical path A for obtaining the non-confocal image and a 2nd optical path B interposing a member for obtaining the image including at least the confocal image, a 1st and a 2nd optical system members 21 and 22 respectively arranged at the 1st and the 2nd optical paths A and B so as to polarize the light in the optical paths, a PBS 8 branching light from a sample 10 to either of the optical path A or the optical path B, a measurement lens for obtaining image information from the optical paths A and B, and a CCD 15.
Patent JP-H0979200-A (JP)
Title: Injection type suction pump
Inventor: SHIBANO YOSHIHIDE
IPC: F04F5/10
Filed: 1995-09-09
Abstract: PROBLEM TO BE SOLVED: To provide a suction pump contributive to energy-saving and effective use of water resources. SOLUTION: A manifold 2 having a cylindrical hole 10 and a groove 9 is engaged with a cylindrical hole 8 of a main body 1, and a pressure fluid passage 11 is composed of the groove 9 and a wall surface of the cylindrical hole 8, and an annular nozzle 12 is composed of a shoulder part of the groove and a walk surface of the cylindrical hole. A shaft 3 is arranged in the center of the cylindrical hole 10, and a suction fluid passage 14 is composed of these two members, and an annular throttle 13 is composed of the largest diameter part of the shaft and the wall surface of the cylindrical hole 8, and fluid can be sucked up by using a blowout flow of the annular nozzle 12. At the same time, a distributing valve 6 is arranged in an upstream part of the pressure fluid passage 11, and a bypass passage 18 and a supply passage 19 are connected to the distributing valve 6, and is constituted so as to change the flowing direction of a pressure fluid by switching the distributing value 6 according to a situation.
Patent JP-H0787866-A (JP)
Title: Fishhook for cuttlefish
Inventor: FUKUSHIMA TOSHIZO
IPC: A01K85/00
Filed: 1993-09-21
Abstract: PURPOSE:To provide a cuttlefish fishhook capable of preventing the deterioration in the knot strength of a fishing line without knotting the fishing line and of facilitating a work for connecting a multitude of the cuttlefish fishhooks on the fishing line in a simple work. CONSTITUTION:A cuttlefish fishhook is produced by allowing a fishing line 8 to pass through a core bar for the fishhook, rotating the core bar on the axis to wind the fishing line 8 into the fishing line-holding section of the core bar, and fixing the fishhook at an arbitrary position on the fishing line. The core bar for the cuttlefish fishhook comprises a coil spring-composing part comprising the fishing line-holding section 2 having a large diameter wound part 1 at one of the terminals, a wound part connected to the large diameter wound part, having a smaller inner diameter than the outer diameter of the fishing line 8 and wound in a large winding pitch distance, a flexible coil spring part 3 and a hook 4 attached thereto, and a core bar pipe 5 having a projection 4 for preventing the slippage of an outer cover of the lure at a terminal. The coil spring-composing part is connected to the core bar pipe 5 with the hook 4.
Patent JP-H0984624-A (JP)
Title: Plastic nozzle for hair dryer
Inventor: NISHIYAMA TAKANORI
IPC: A45D20/12
Filed: 1995-09-20
Abstract: PROBLEM TO BE SOLVED: To provide a plastic nozzle for hair dryer which can be easily taken without applying the feeling of heat just after use. SOLUTION: A constriction wall 5b of a flat cylindrical outlet cylinder part 5 is formed thinner than an arcuate cross-sectional wall 5a. During use, the thin constriction wall 5b easily get hot by hot air but just after use, it can be easily cooled. The lack of strength caused by thinning the constriction wall 5b can be supported by the thick arcuate cross-sectional wall 5a.